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### MEMORANDU

M DATE : Octobe r

13 , 199 8 SUBJECT : Minute s o f Septembe r

11 , 199 8 Small Busines s Ope n Moldin g Outreac h Meetin g fo r th e Reinforce dPlastic s MAC T Standar d LOCATION : EP A /

Environmenta l Researc h Cente r / Auditoriu m Researc h Triangl e Park , N C 9:0 0 a.m.-3:0 0 p.m . PARTICIPANTS : Mr . Mark Ake r Mr . Danie l Boy d Ms . Lind aChappel l Mr . Ric k Colye r V Mr . Allen DeBus k Mr . Benn y Duval l Ms . Debora h Elmor e Mr . Jac k Hanle y Ms . Miss y Henrickse n Mr . Charle s Heste r Mr . Davi dR . Hilli s \Mr . Willia

mHoltzcla w \/Mr . Mr . VMr . Ms . ^Mr . \.Mr . \/Mr . Ms . Mr . Mr . Mr .

. , Ms . A>Mr . \>Mr . v Mr . Michae l Hoo d Rober t Jemiso n Ke n Kensingto n Patrici aKoma n Ji mLe e u4*r*W v Jo n Lhommedie u Georg e McAlliste r Shaw n McKe e Phi l McMillian Stev e McNall y Ke n Meardo n Jane t Meye r Lowel l Mile s Richar dMoor e Gar y Multane n Ake r Plastics , Inc . Societ y ofth e Plastic s Industry (SPI) / Composite s Institut e (CI ) EPA/OAQPS/AQSSD/ISE G EPA/OAQPS/ESD/CCP G Appalachian Plastics , Inc . Aker Plastics , Inc . EPA/OAQPS/ITPID/IT G Proces s Technologies , Inc . Composit e Fabricator s Associatio n (CFA ) PE S Eas t Carolin aUniversit

y Holtec , LT D representin g MF G Justi n Tanks , Inc . Hoo d Manufacturing , Inc . PE S Viatec , Inc . EPA/OAQPS/ESD/CCP G Palme r o f Texas , Inc . Alte c Engineering , Inc . Aqu aBath , Inc . PE S Frees , Inc . CF A PE S EPA/OAQPS/ESD/CCP G Mile s Fiberglas s & Plastics , Inc . Arrowhea dPlasti c Engineering , Inc . Fiberglas s Systems , Inc . EP A AI R UUCK i ! (304 ) 263-252 5 41 0 91 9 91 9 54 0 30 4 91 9 219 : 70 3 91 9 25 2 30 2 71 4 91 9 61 6 91 9 91 5 21 9 61 5 91 9 31 8 70 3 91 9 91 9 50 3 76 5 20 8 827-624 4 541-286 4 541-526 2 429-258 1 263-252 5 541-543 7 365-996 4 525-051 1 941-033 3 328-414 7 856-352 1 979-768 1 941-033 3 948-386 0 541-412 0 523-590 4 293-196 5 227-001 7 941-033 3 424-256 4 525-051 1 941-033 3 541-525 4 775-775 5 286-053 3 342-682 3P. 3

Madelein e Stru m Octobe r 2 , 199 8 Pag e 2 PARTICIPANT S (Continued) : Mr . Mar k Naylo r Mr . Ji mNoona n ^ ^ Mr . Nei l Olse n Ms . Melani e Procto r \/Mr . Dic k

Putna m Mr . Fran k

Ranso n Mr . Joh n Schweitze r ^ Mr . Jonatha n Spauldin g Ms . Madelein e Stru m Ms . Ki mTeal Ake r Plastics , Inc . Indian aClea

n Mfg . Technolog y

. & Saf e Material s Institut e Xerxe s Corporatio n PE S Eckle r Industries , Inc . Th e Phi l Carte r

System , Inc . CFA Nort h En dComposites , Inc . EPA/OAQPS/ESD/CCP G EPA/OAQPS/ESD/CCP G (304 ) 263-252 5 (765 ) 463-474 9 (612)887-182 1 (919 ) 941-033 3 (407 ) 269-968 0 (734)622-016 2 (207)594-882 1 (919)541-238 3 (919)541-558 0 GOAL S AN D OBJECTIVE S Ms . Stru mbega n th e meetin g b y reviewin g th e meetin g agend a(se e Attachmen t 1) . Thi s revie w wa s followe db y abrie f roun do f introductions . Afte

r th e introductions , Ms . Stru mbega n b y discussin g EPA' s mai n goal s an dobjective s for th e meetin g (se e Attachmen t 2) . Ms . Stru mstate d tha t EPA' s mai n goal s an dobjective s for th e meetin g wer e t o shar e informatio n abou t th e progres s o f th e propose drul e for

th e reinforce d plastic s industry , an d gathe r feedbac k fromth e attendees . Ms . Strumaske difth e attendee s ha dan y additiona

l goal s fo r th e meeting . Th e attendee s di d no t offe r an y additiona l goals . Afte r discussin g th e goal s an dobjectives , Ms , Stru mcontinue d wit h th e briefing . BRIEFIN G O N TH E MAC T RUL E DEVELOPMEN T AN D TH E REQUIREMENT S CURRENTL Y BEIN G CONSIDERE D FO RPROPOSA L (Se e Attachmen t 3 ) Durin g th e briefing , Ms . Stru mcovere d th e followin g items : legal requirements , standard s development , statu s ofMAC T development , EPA' s approac h for developin g MAC T for

existin g ope n moldin g sources , an dMAC T standard s bein g considere d for existin g ope n moldin g sources . Legal Requirements Ms . Strumreviewe dth e lega l issue s an d term s associate d wit

h th e rule-makin g process . Ms . Stru mexplaine dtha t

maximu machievabl e contro l technology , o r "MACT, " i s th e termcommonl y use dt o describ e th e standard s mandate d by sectio n 11 2 ofth e Clea n Ai r Ac t (CAA) . EP A i s require dP. 4

Madelein e Stru m Octobe r 2 , 199 8 Pag e 3 b y th e CA A t o lis t

categorie s o f

major source s o f

HA P an d develo p MAC T standard s for thes e categories . Reinforce dplastic s productio n wa s on e ofth e major categorie s listed . Standards Development Ms . Strumexplaine dth e MAC T floor represent s th e minimumleve l o f stringenc y mandate d b y th e CAA . Th e MAC T floor fo r existin g source s i s th e averag e ofth e bes t performin g 1 2 percen t o f source s for

acategor y o r

subcategory o f

mor e than 3 0 sources , o r th e averag e o f

th e bes t performing five source s if

ther e are les s tha

n 3 0 sources . Th e averag e ca n b e th e media

n o r th e mean . Ms . Strumals o indicate dtha t subcategorie s ca

n b e base d o n classes , types , o r size s o f sources . Fo r th e Reinforce dPlastic s sourc e category , th e averag e (withi n eac h subcategory ) was take n t o b e th e media n facilit y (sixt h percentile) . Mr . Hoo dinquire dif

resin s use d durin g polyme r castin g coul d b e average d wit h th e ge l coats applie dby afacilit

y tha t use s polyme r

casting . Ms . Stru mresponde d i n th e negativ e an d indicate d tha t facilitie s usin g polyme

r castin g coul d only averag e amon g th e ge l coat s used . Ms . Stru mstate d tha t becaus e polyme

r castin g i s aseparat e subcategory fromope n moldin g an d tha t averagin g i s no t allowe d acros s subcategories , averagin g betwee n polyme r castin g an

d ge l coatin g i s no t

allowed . Ms . Strumadde dtha t

a12-mont

h rollin g averag e optio n (for ope n molding ) i s bein g considere d t o add flexibility . Mr . Olsen aske dfo

r a n explanatio n ofth e differenc e betwee n "setting " an d "calculating " th e MAC T floor . Ms . Koma

n state dtha

t th e MAC T floor s are calculate d durin g th e rul e makin g process , an dtha t th e decision s ar e se t

whe n th e Federa l Registe r proposa l notic e i s signe d b y th e Administrator . Ms . Koma n adde dtha

t comment s ar

e take n afte

r th e proposa l i

n th e Federa l Register , an dtha t change s ma

y b e mad e a s aresul t

ofth e comments . Afte

r th e commen t

period , th e rul e i s promulgate di

n th e Federa l Register . Mr . Olse n inquire d a s t o whe n facilitie s mus t compl y wit

h th e limit s i n th e rule . Ms . Koma n state d tha t facilitie s ar e not

require d t o compl y wit

h th e MAC T standar d unti l afte r th e final rul e i s promulgated . Mr . Olse n aske d whe n th e rul e woul d b e proposed . Ms . Strumreplie dth e rul e shoul db e propose d durin g Novembe r 1999 . Ms . Elmor e state d tha t th e current MAC T floor s represen t

th e dat atha t

EP A ha s gathere d throug h survey s an d tha t attendee s ar e welcom e t o offe

r dat atha t the y fee l might ai d i n th e settin g ofth e MAC T floors . Open Molding Source Approach - Existing Mr . Spauldin g aske dwha

t EP A i s considerin g for

th e definitio n o f

corrosio n resistance . Ms . Strumstate dthat

th e EP A ha s no t

develope d adefinition a

t thi s time . Ms . Stru madde d tha t bot h th e EP A an dCFA hav e suggeste ddefinition s t o on e another , bu t n o definitio n ha s bee n acceptabl e a t thi s point .P. 5

Madelein e Stru m Octobe r 2 , 199 8 Pag e 4 Mr . Multane n aske dabou t processe s tha t

ar e no t listed , suc h a s resi n pouring . Ms . Stru m state dtha t

pourin g int o a

n ope n mol d woul d b e considere d manua l ope n molding . Mr . Multane n expresse dconcer n tha t

any definitio n no t

explicitl y worde d i

n th e rul e coul d b e misinterprete d b y inspectors . Ms . Elmor e suggeste dputtin g concern s an d suggestion s int o writin g an d submittin g the m throug h th e trad e association . Ms . Elmore adde d tha t EP A need s writte n documentatio n t o properl y tak e concem s into consideration . Mr . Kensingto n state d tha t definition s writte n b y peopl e unfamilia r wit h th e industr

y ma y no t b e accurate , s o th e chanc e t o giv e feedbac k abou t th e definition s woul d b e beneficial . Mr . Colye r

state dtha t

EP A i s concerne d abou t prope r definition s a s well , and tha t suggestion s abou t

clarifyin g definition s woul d b e helpful . Mr . Mile s aske d if th e rul e coul d b e modifie do r

clarifie dafte

r th e final rul e was promulgated . Mr . Colye r replie d tha t

question s on applicabilit

y o r interpretatio n ar e sen t

t o EP A Regiona l Office s first for arulin g an d the n t o EP A Headquarters , i f

necessary . Ms . Koman state d tha t som e issue s ca

n b e handle d by publishe d guidanc e material s an dother s b y technical rul e revisions . Ms . Meye r indicate d tha t

definition s ca

n still b e clarifie dafte

r th e rul e i s promulgated , but change s ar e preferabl e befor e promulgation . Mr . McNally expresse dhi s stron g concern regardin g EPA' s decisio n t o includ e adhesive s i n th e Plasti c Part s Surfac e Coating s MAC T Standar d rathe r than th e Reinforce d Plastic s MAC T Standard . Mr . McNall y continue db y statin g tha t th e removal o f

adhesive s fromth e scop e o f th e Reinforce dPlastic s Composite s MAC T i s problemati c for th e industry . Ms . Teal indicate d tha t th e EP A grou p addressin g th e issu e i s stil l collectin g dat aan d ha s no t ye t mad e afinal decisio n o n whic h MAC T standar dshoul daddres s adhesives . Several EP A representative s state d tha t informatio n i s bein g collecte dandsuggestion s woul db e welcome . Mr . McNall y indicate d tha t

n o writte n comment s wer e necessar

y an dth e EP A shoul d"jus t d o it. " Mr . Mile s indicate d tha t thi s issu e i s a

n importan t on e becaus e adhesive s are bein g use dmor e an d mor e in th e reinforce d plastic s industry . Ms . Stru m aske dho w adhesive s are applied . Mr . Mile s state d that th e adhesive s ar e applie d usin g eithe r manua l o r mechanica

l resi n application . Mr . Mile s adde d tha t th e mor e effectiv e adhesive s generall y contai n methyl methacrylate . Ms . Elmore suggeste d tha t on e possibl e way t o addres s adhesive s i s t o creat e aseparat e subcategor y for adhesive s i

n th e same way tha t

EP A ha s create d aseparat e subcategory for cleanin g materials . Mr . Holtzcla w indicate dtha t mos t adhesive s ar e resin s i

n past e for

man d inquire d a s t o th e differenc e betwee n aresi n past e an daresin . Mr . Mile s state d tha t on e differenc e i s tha t

aresi n past e i s significantl

y mor e viscou s than aresi n i n liqui d form . Mr . Hoo d expresse d hi s concern tha t ther e ma y b e difference s i

n th e wa y tha t a n inspecto r

an d afacilit y define th e differenc e betwee n aresi n an d a n adhesiv e whic h coul dlea dt o complianc e problem s for th e facility . Mr . Mile s state d tha t i t woul d b e undesirabl e for

afacilit y t o hav e t o compl y wit

h anothe r MAC T standar d simpl

y becaus e th e facilit y use dadhesives . Mr . Hoo dstate d tha t complyin g wit

h aseparat e MAC T standar d for adhesive s woul dresul t

i n a n inordinate amoun t

o f extr awor k

for afacilit y tha t only use s acoupl e o f tube s o f adhesive s ayear .P. 6

Madelein e Stru m Octobe r 2 , 199 8 Pag e 5 Point Value System Ms . Strumexplaine dth e poin t valu e syste mbein g considere d for ope n molding . Ms . Stru m pointe dout

tha t th e syste mi s no t

astandar d emissio n limit o r a n emissio n factor . Ms . Stru m explaine dtha t

th e goa l ofth e syste mi s t o reflec t th e overal l effectivenes s o f contro l methods . Ms . Strumcontinue dby statin g tha t averagin g i s allowe d withi n th e 1 0 ope n moldin g proces s grouping s an dtha t a n effectivenes s tes t

fo r vapo r suppresse d resin s i s still bein g develope d wit h th e ai d o f

CFA representatives . Compliance Options Ms . Stru mstate dtha t

th e option s for

complianc e includ e lowe r HA P conten t

resins , non atomize dapplications , add-o n contro l devices , vapo r suppresse d resins , an d vacuu mbagging . Mr . McNall y aske dMs . Stru mwher e sh e had personall y witnesse d th e vacuu mbaggin g process . Ms. Stru mindicate dtha t

sh e hadwitnesse d vacuu mbaggin g a t aboa t manufacturin g facility . Mr . McNally aske di

f Ms . Strumha

dwitnesse d vacuumbaggin g a t afacilit y tha t i s part ofth e Reinforce d Plastic s sourc e category . Ms . Stru mresponde d i n th e negativ e bu t

adde d tha t

EP A representative s hav e calle dfacilitie s in th e Reinforce d Plastic s sourc e categor y t o collec t informatio n abou t

th e vacuumbaggin g process . Mr . McNall y aske d for a n exampl e o f

aproduc t

create d wit

h vacuu m baggin g where th e vacuu mbag i s applied immediately afte r resi n application . Mr . Mile s provide d a n exampl e o f

recreationa

l vehicl e sidewall manufacturin g wher e th e vacuu mba g i s applie d shortl y afte r resin application . Mr . McNall y state dtha t h e di d no t

kno w o f to o many application s wher e th e ba g i s appliedimmediatel y afte r th e resi n i s applie d t o th e mold . Mr . McNall y continue d by statin g tha t usuall y bleeder material s ar e applie dfirst, the n th e bag . Mr . McNall y indicate d tha t h e woul d lik

e t o kno w exactl y ho w th e EP A i s definin g vacuu mbagging . Mr . Mile s aske d Ms . Stru mi f EPA' s definitio n o f

vacuu mbaggin g include dth e placemen t o f bleede r material prio r

t o th e applicatio n o f th e bag . Ms . Stru mresponde di n th e affirmative . Mr . Holtzclaw state dtha

t vacuumbaggin g i s aprocess , no t acontro l technology . Mr . Mile s replie dtha t

vacuu mbaggin g coul db e considere d acontro l technolog y becaus e i t doe s resul t

i n closin g th e mol dafte

r th e applicatio n ofresin . Mr . McNall y state d tha t vacuu mbaggin g i s don e for reason s other

tha n reducin g emissions . Mr . Mile s state dtha t afacilit y shoul d receiv e credi t

for usin g vacuu mbaggin g eve n i f

it was originall y intende d for purpose s othe r

than emissio n control . Mr . McNall y inquire dwhethe r o r not applyin g avacuu mwas necessary t o obtai n credit . Ms . Procto r indicate dtha t

th e successfu l applicatio n of avacuu mwoul d provid e assuranc e tha t acomplet e sea

l wa s achieved . Mr . Spauldin g aske dho w aresin i s distribute d wit h vacuu mbaggin g and whethe r roll

ou t i s allowe dwithi n th e EPA' s definition o f vacuumbagging . Ms . Stru mindicate d tha t th e EP A di d no t wan t t o assig n th e sam e leve l o f credi t for vacuu mbaggin g whic h woul d b e don e afte r roll-ou t a s vacuumbaggin g whic h woul db e don e withou t roll-out . Ms . Stru mcontinue d b y statin g tha t th e 45 % reductio n credi t

presently bein g assigne d t o vacuumbaggin g i s fo r vacuu mbaggin g withou t roll

-P. 7

Madelein e Stru m Octobe r 2 , 199 8 Pag e 6 out . Mr . Holtzclaw state dtha t th e applicatio n of afilmt o th e mol d (after resi n applicatio n androll

out ) ma y represen t

apotential contro l technolog y misse d b y th e EPA . Several attendee s state d tha t the y covere dth e filament woun dpart

wit h aba g afte

r filamen t windin g an d state d tha t

thi s wa s a

n emissio n reductio n techniqu e that shoul d b e considere d i

n th e poin t

valu e system . Ms . Procto r aske d ho w th e EP A woul dassig n a n emissio n reductio n credi t t o suc h acontro l technolog y withou t an y data . Mr . Hoo dstate dthat sinc e th e applied filmca

n bloc k HA P emission s fromescaping , th e credi t assigne dt o suc h acontro l techniqu e shoul d b e simila r t o th e credi t

assigne d t o vacuu mbagging . Mr . Holtzcla w state dtha t

th e emissio n reductio n credi t shoul d b e simila

r t o vapo r suppresse d resins . Mr . Schweitze

r state dthat

h e di d no t

believ e tha

t an y companie s ar e successfull y usin g vapo r suppresse dresin s in corrosio n resistan t application s requirin g secondary bonding . Mr . Schweitze r adde dtha t

whe n makin g acorrosio n resistan t product , secondar

y bondin g problem s often prohibi t th e usag e o f

vapo r suppresse dresins . Several attendee s expresse d concern tha t th e poin t value s for th e corrosio n resistan t

subcategorie s ar e lo w enoug h t o forc e companie s t o us e vapo r suppresse d resin s t o compl y with th e standar dwhic h coul d caus e secondar y bondin g problems . Ms . Procto r indicate dtha t

facilitie s i

n th e corrosio n grouping s d o no t hav e t o us e VS Ran d tha t ther e ar e n o facilitie s withi n th e MAC T floor tha t ar e usin g VSR . Mr . Kensingto n aske d abou t th e origi n ofth e vapo r suppresse dresi n effectivenes s numbers . Ms . Stru mstate d tha t th e 35 % effectivenes s credi t fo r unfille dresin s came fromtes t

dat aan d tha t

test s o f filledresi n system s indicat e tha t suppressant s i n filled system s are generall y ineffective . Ms . Stru madde d tha t th e standar d woul d requir e cas e b y cas e testin g t o determin e th e effectivenes s ofth e vapo r suppressant s use d b y individua l facilities . Mr . McNall y questione dth e effectivenes s o f vapo r suppressant s i

n reducin g methy l methacrylat e emissions . Mr . Holtzclaw state dthat du e t o secondar

y bondin g issues , corrosio n resistan t tank s and fitting s often hav e t o b e mad e fromth e same material , makin g mixin g part s mad e fromhigher and lower HA P resin s impossible . Mr . Olse n suggeste d tha t EP A pu t a n asteris k o n th e maximumpoin t valu e fo r mechanica

l applicatio n an dnot e tha t th e poin t valu e als o applie s t o al

l secondar y part s and t o attachin g secondary part s t o th e primar y part , wher e th e primar

y par t i s mad e by mechanica

l application . Ms . Stru mindicate dtha t th e facilitie s in th e floor

for manual operation s ar e als o doin g secondar y bondin g an ds o ther e i s n o reaso n t o separat e out secondar y bondin g applications . Sh e adde dtha t

sh e di dnot

understan dth e issu e sinc e ther e wer e facilitie s in th e floo r for manua l operation s that

conduc t secondary bonding . Ms . Koman state d tha t asmall grou p o f

peopl e shoul d loo k int o th e secondary bondin g issu e further . Person s indicatin g the y woul d participat e included : Joh n Schweitzer , Bil l Holtzclaw , Da n Boyd , an d Nei l Olsen . Mr . Kensingto n state dthat h e believe d tha

t th e dat afo

r facilitie s settin g th e corrosio n resistan t floo r wer e incorrec t

an dtha t EP A neede d t o visi t

thes e facilities . EP A explaine d tha t th e facilitie s confirme dth e dat ai

n writing . Mr . Schweitze r als o state d tha t

h e believe d th e dat ai

n th e databas e wer e wrong . Afte

r additiona l discussion , i t

was agree d tha t

EP A woul d sen d th e CF A th e copie s o f contac t report s for

companie s settin g th e MAC T floo r s o tha t CFA coul d revie w th e information .P. 8

Madelein e Stru m Octobe r 2 , 199 8 Pag e 7 Mr . DeBus k

aske dwhy ther e i s adifferenc e i n th e poin t

valu e limit

for filled and unfilled mechanical resi n application . Ms . Stru mindicate d tha t non-atomize d applicatio n (pressure-fe d rollers , flow-coaters ) wa s no t considere d aviabl e contro l optio n for filled resi n system s an d therefor e th e EP A decide dt o separat e unfille dand filledmechanica l resi n application . Ms . Stru madde d tha t test s don e bot h b y CF A an delsewher e hav e show n tha t th e effectivenes s o f

vapo r suppressant s ar e greatl y reduce di

n fille dresin s a s compare d t o unfille d resins . Mr . DeBus k

indicate d tha t

hi s compan y was applyin g afilledresi n syste musin g pressure-fe d rollers . Ms . Procto r aske d what

typ e o f fille r wa s containe di

n th e filled resi n syste

mapplie d wit

h pressure-fe d rollers . Mr . DeBus k indicate d tha t th e filler wa s aluminu

mtrihydrate . Ms . Procto r indicate d tha t

i f filledresi n system s coul d b e applie d wit h non-atomize dapplication , the n it ma y b e possibl e for

th e EP A t o recombin e filledan d unfilled mechanica l resi n application . Mr . DeBus k inquire d why th e EP A had no t separate d filament

windin g applicatio n int o filled an dunfille dgroupings . Ms . Procto r responde d tha t

ther e wer e ver

y few facilitie s i n th e filament

windin g databas e tha t

use d filled resi n systems . Mr . DeBus k responde d tha t approximatel y 80 % ofth e resi n tha t hi s facilit y use d t o produc e filament woun d part s i s filled . Mr . Schweitzer

aske dif any ofth e representative s i n attendanc e kne w if

thei r facilitie s use d styren e fo r cleanin g purposes . Mr . Multane n answere d i n th e affirmative , bu t

state d tha t

the y reuse d th e styren e afterward s i

n th e fabricatio n process . Mr . Multane n aske d if afacilit y reuse s styren e afte

r cleaning , i s thi s us e considere dcleaning o r par t ofth e fabricatio n process . Mr . Schweitze r state d tha t cleanin g with styren e shoul dno t b e prohibite d a s lon g a s th e styren e i s reuse d i n th e productio n process . Ms . Stru mstate dtha t th e EP A woul d nee d t o addres s thi s issue . Mr . Holtzcla w aske dabou t th e propose d requiremen t for mixer s t o b e completel y covere d wit h n o visibl e gap s aroun dth e mixin g shaft . Mr . Holtzcla w state d tha t resin s wer e often mixed i n 5 5 gallo n drum s wit

h th e mixing shaf

t goin g throug h th e bun g hol e locate d i n th e to p ofth e 55-gallo n drum . Mr . Mile s indicate dtha t alarg e number

o f ge l coat s ar e als o mixe d i n 5 5 gallo n drums . Mr . Holtzclaw aske difth e propose dstandar d fo r mixin g woul d allo w for

avisibl e gap aroun d th e mixing shaf t fo r thi s typ e o f

mixing . Ms . Procto r

responde d i

n th e negativ e an d aske d Mr . Holtzcla w i f facilitie s coul dsea

l th e mixin g shaf

t in som e way . Mr . Holtzcla w responde d i n th e negative . Mr . Kensingto n state dthat

coverin g th e mixer

i s goo d enoug h an d tha t

arequiremen t

for n o visibl e gap s o r seal s i s no t

necessary . Mr . Spauldin g aske d ifth e mixin g cove r requiremen t

coul d b e change d t o "mostly covered " o r

"substantiall y covered " o r "reasonabl e covered" . Ms . Elmor e state d tha t thos e term s wer e unenforceabl e (du e t o bein g vague ) an d tha t an y cove r requiremen t

woul d hav e t o b e expresse di

n enforceabl e terms . Mr . Spauldin g aske d ifth e standar d coul d b e writte n t o allo w for a certai n maximumga p size . Ms . Stru mindicate d tha t th e EP A woul d investigat e th e allowanc e of a ga p betwee n th e mixing shaf

t an dth e mixe r cover . Ms . Stru maske d what siz e gap woul d b e needed . Attendee s suggeste dallowin g atwo-inc h gap , aon e an d ahal f inch gap , o r

ahal f inch visibl e gap aroun dth e mixe r

shaft , a s wel l a s determinin g a n allowabl e ga

p a s afacto r

ofth e diamete r

ofth e mixer shaft . Mr . DeBus k

state dtha t

filler i s often adde d durin g th e mixin g proces s an d inquire d i fP. 9

Madelein e Stru m Octobe r 2 , 199 8 Pag e 8 th e standar dwoul dallo w th e mixer t o b e ope n whe n addin g filler. Ms . Procto r indicate d tha t

th e curren t EP A approac h woul dallo w th e mixer t o b e ope n for

th e purpos e o f

addin g materials . Mr . McNally state dtha t

th e CFA ha s recommende d tha t mixin g vessel s wit

h les s than a25

- gallo n capacit

y b e exempte dfrom amixe r cove r requirement . Mr . McNall y the n inquire d ifth e EP A woul d provid e atechnica

l recommendatio n o n ho w t o supplan t small batc h mixer s tha t

hav e les s tha

n 2 5 gallon s o f

capacity o r

ifth e EP A woul d allo w asiz e cutoff . Ms . Stru mindicate d tha t th e EP A coul dexamin e whethe r

asiz e cutof

f for mixin g vessel s was warranted . Mr . Holtzcla w indicate d manua l mixing i n a5-gallo n pai l i s acommo n practic e i n industry an d inquire d ifthi s typ e o f mixin g woul d require acover . Ms . Stru mindicate d tha t th e EP A intende d t o exemp t han d mixin g fro

mth e mixin g cove r requirement . I t

was inquire d whethe r

han d mixin g wit

h amotorize d devic e suc h a s a mixin g shaf t o n adril l moto r woul db e exempt . Ms . Stru manswere d i n th e negativ e and state d tha t EP A woul dnee dt o develo p adefinitio n o f han d mixing . Mr . Holtzcla w aske di f

EPA' s requiremen t

for covere d storag e container s differentiate d betwee n when th e materia

l i s bein g use d an d whe n th e material i s bein g stored . Ms . Meye r inquire d i f thi s wa s a

n issu e tha t

EP A neede dt o clarify . Mr . Multane n responde d i n th e affirmative . Mr . Multane n state dtha t

i n hi s facility , hi s employee s frequently us e small container s o f resi n whe n fabricatin g products . Mr . Multane n aske d if hi s employee s woul d hav e t o cove r thos e container s wheneve r the y se t th e containe r

down . Ms . Elmor e suggeste d tha t on e wa y t o addres s th e issu e raise d b y Mr . Holtzclaw an dMr . Multanen woul d b e t o set amaximu mlengt h o f tim e tha t acontaine r coul d b e uncovered . Mr . Kensingto n aske d if ther e was asiz e cutof

f for th e covere d storag e containe r requirement . Ms . Stru mresponde d i n th e negative . Mr . Kensingto n hel d u p acoffee cup an dstate dtha

t ther e wer e temporar y container s i n us e at hi s facilit y tha t wer e a s smal

l a s th e coffee cu p h e heldi n hi s hand . Mr . Kensingto n als o state d tha t container s thi s small shoul d no t b e subjec t t o th e storag e containe r

requirement . Mr . McNall y indicate d tha t i t was unreasonabl e for

th e EP A t o requir e cover s o n small storag e containers . Mr . McNall y continue d by statin g tha t thi s wa s especiall y tru e sinc e th e CFA hadsubmitte d t o th e EP A emission s dat atha t indicate d tha t

HA P emission s fromsmall container s wer e insignificant . Mr . Mile s state dthat

industr y need s controlle d spraying i n order t o mee t th e poin t valu e limit s require db y th e standard . Mr . Mile s state d tha t testin g ha s demonstrate d tha t controlle d sprayin g reduce s emission s an dtha t industry shoul d b e provide d wit h incentive s (i n th e standard ) t o us e controlle dspraying . Mr . Mile s als o indicate d tha t controlle d sprayin g coul d b e mad e enforceable . Mr . Multane n inquire dwh y controlle dspraying wa s no t considere d enforceable . Ms . Stru mindicate d tha t th e CFA controlle dsprayin g progra mhad bee n rule d unenforceabl e by EPA' s Offic e o f Enforcement . Ms . Stru madde dtha t operato r trainin g woul d b e include d a s part ofth e standar d a s arequire dwor k

practice , bu t

controlle d sprayin g woul d not b e include d a s acontro l optio n i n th e poin t valu e syste mfor

ope n molding . Mr . Mile s state d tha t if afacilit y was operatin g acontrolle d spraying progra

mi n amanne r simila r t o a n IS O 900 0 typ e o f

qualit y assuranc e progra mtha t i t shoul dP.1 0

Madelein e Stru m Octobe r 2 , 199 8 Pag e 9 b e enforceable . Mr . Schweitze r state dtha t

industry representative s shoul d b e allowe d t o presen t t o EPA' s Offic e o f

Enforcemen t

amodifie d versio n o f

CFA' s progra mo f

controlle d sprayin g tha t

i s designe dt o addres s EPA' s enforceabilit y concerns . Ms . Meye r

inquire d a s t o whe n th e CF A woul d hav e amodifie dproposa l read y t o presen t t o th e EPA , an d Mr . Schweitze r state d tha t

h e woul d provid e EP A wit

h adat e by Septembe

r 22,199 8 when th e CF

A woul d b e read y t o presen t amodifie d contro l sprayin g proposal . Mr . Hoo draise daquestio n abou t th e abilit y o f companie s t o mee t

MAC T standard s whil e under agovernment

contrac t requirin g the mt o us e particula r resins . Mr . Hoo d state d tha t th e U.S . Militar y an dgovernmenta

l agencie s often hav e specifi c requirement s for resin s use d i

n fire-retardant applications . H e gav e a

n exampl e o f

buildin g cod e requirement s i n Lo s Angele s whic h requir e th e us e o f fire-proof

panels . H e sai dtha t

thes e panel s mus t

b e manufacture d fromClas s 1 fire retardan t resin s whic h hav e aHA P conten t hig h enoug h t o make the mdifficul t t o us e unde r

th e propose d MAC T standards . Ms . Koma n aske di f alis t o f thos e require d resin s coul d b e provide d t o EPA . Mr . Hoo dthe n aske dabou t

corrosio n resistan t

an d fire retardan t

resin s bein g interchangeabl e unde r th e propose drule . Ms . Procto r state dtha t

th e curren t

EP A approac h doe s no t

conside r afire-retardant produc t o r applicatio n t o automaticall y b e acorrosio n resistan t produc t o r application . Mr . Hoo d state dtha t i f thes e resin s coul db e classifie d i n th e corrosio n resistant

produc t grouping , th e high HA P conten t woul dnot

caus e a s muc h of acomplianc e issu e for facilitie s usin g th e resins . Mr . Hoo dinquire dabou t th e definitio n o f

corrosio n resistance . Afte r adiscussio n on commo n use s o f

thes e resin s an dth e possibilit y o f definin g corrosio n resistanc e base d o n chemistry , Ms . Procto r

state dtha t th e definition o f

"corrosio n resistant " need s t o b e define d by th e application . Mr . Multane n state dtha t

ther e ar e currentl y many application s for higher HA P corrosio n resistan t resin s i n non-corrosio n resistan t application s du e t o thei r hig h qualit

y an d lo w shrinkage . Fo r example , certai n section s ofth e tu b an d showe r unit s produce d b y Mr . Multanen' s compan y for a majo r hote l chain are produce dusin g acorrosio n resistan t resin . Mr . Multane n adde d tha t changin g t o lowe r HA P corrosio n resistan t

resin s ma

y no t b e economicall y feasible . Ms . Koman aske d tha t suc h situation s b e documente dan dsubmitte d t o EP A t o ai d i n th e economi c analysis . Ms . Koma n adde dtha t

any compan y whic h doe s no t wan t th e informatio n t o b e publi c recor d ca n submi t i t a s confidentia

l busines s information . Mr . Mile s aske dabou t

th e economi c impac t

analysis . Ms . Chappel l explaine d th e economi c impac t analysi s i s currently underwa y an d state d tha t

informatio n tha t

woul d b e helpful i

n th e costin g proces s include s annual revenues , unit s produced , sale s figures, chang e i n sales , profi t

margins , and cost s o f switchin g materials . Sh e state d tha t i t woul d b e particularl y useful t o kno w ifth e MAC T standar dwoul dcaus e facilitie s t o chang e thei r produc t production . Som e manufacturer s agree d t o provid e thi s informatio n i f it woul db e kep t

confidential . Ms . Chappel l agree d t o send alis t o f question s abou t

neede dfacilit

y informatio n t o th e CFA .p.1 1

Madelein e Stru m Octobe r 2 , 199 8 Pag e 1 0 Mr . Spauldin g indicate dhi s belief that resin s use d for

mol d manufacturin g shoul d b e groupe d wit h corrosio n resistan t

applications . H e state d tha t becaus e toolin g ge l coat s wer e broke n ou t separately fromothe r

gel coats , toolin g resin s shoul d b e broke n out separatel y fromothe r

resins . Mr . Spaulding adde dtha t

i t woul db e unnecessary t o creat e anothe r process/produc t

groupin g for

mol d manufacturing . Mr . Hoo dstate dtha t isophthali c resin s wer e typicall y use d for mol d makin g and thes e resin s require dhigher HA P contents . Ms . Stru maske d if vinyl este r

resin s wer e eve r

use d i n th e industr y for

mol dmanufacturing . Mr . Spauldin g indicate d tha t vinyl este r

resin s wer e occasionall y use db y th e industry . Ms . Stru mpointe d out tha t dat afromth e boa t

manufacturin g industr y indicate dtha t

several boa t

facilitie s us e lo w HA P vinyl este r resin s t o buil d molds . Mr . Multane n state dtha t

mold s ar e constantl y spraye d wit h chemical s tha t

contai n styren e ( acorrosiv e chemical ) an da s suc h shoul db e considere d acorrosion-resistan t application . Ms . Stru mindicate d tha t she didno t

se e adifferenc e betwee n aboa t mol d bein g spraye d wit

h aresi n an d amol d use d t o produc e anon-boa t

product . Mr . DeBus k

aske dabou t

th e possibilit

y o f exemption s for

uniqu e products . H e sai d tha t Appalachia

n Plastic s develope daproduc t wit h performanc e characteristic s tha t ca n only b e achieve d wit h amodifie dacryli c resi n tha t contain s 60 % HA P (mostl y methy l methacrylate. ) Mr . DeBus k state dtha t currentl y th e facilit

y i s considere d amino r

source , bu t

wit h th e anticipate d growth for thi s product , i t coul dbecome amajo

r source . Mr . DeBus k

state d tha t h e coul d currentl y make th e uniqu e produc t under th e propose dstandar

db y averagin g i

n anothe r produc t tha t use s alo w HA P resin , bu t hi s continuin g abilit

y t o d o s o woul ddepen d o n th e marke t for th e latte r product . Furthermore , Mr . DeBus k sai dtha t thi s highe r

HA P resi n had man

y application s an d th e curren t requirement s woul d no t allo w hi s compan y t o grow . Mr . DeBus k state dtha t

the y currentl y canno t

affor d acontro l device . Mr . Noonan aske dwhethe r th e operatio n utilizin g th e 60 % b y weigh t HA P resi n wa s filled. Mr . DeBus k

state dthat

i t wa s highl y filled. Mr . Noona n sai d tha t th e proble mwas EPA' s treatmen t o f filledresins . Mr . McNall y disagreed , indicatin g tha t thi s uniqu e produc t

was agoo d exampl e o f where th e industr

y wa s heade dan

draise d th e questio n abou t ho w future product s wit

h simila r issue s woul d b e addresse dunder

th e standard . Mr . McNall y adde d tha t h e fel t ther e i s n o MAC T floo r

fo r thi s industry . Ms . Meye r aske dMr . McNall y t o provid e arational e for thi s position . Man y attendee s expresse dconcern ove r Aker Plastics , Inc . presenc e i

n th e ge l coa t

floo r becaus e o f

thei r us e of alo w HA P gel coa t tha t i s no t applicabl e t o product s i

n th e industr

y tha t nee d t o withstan dweathering . Ms . Procto r indicate d tha t

Coo k carrie s lo w HA P ge l coat s for othe r applications , for

example , marin e applications . Mr . Spauldin g indicate d tha t hi s Coo k Composite s Representativ e di dno t

recommen dthi s lo w HA P ge l coat . Mr . Schweitze r expresse d concer

n ove r usin g informatio n fromsupplier s fo r regulatory development . H e state d tha t supplier s often indicat e the y hav e ane w produc t

befor e al l ofth e problem s hav e been worke d ou t an d tha t supplier s hav e ha

d t o pul l paper s the y hav e prepare dfromconference s a t th e las t minut e becaus e thei r

produc t wa s no t ready . Mr . Hoo dstate dtha t h e di dno t

believ e tha t

th e 24.3 % ge l coa t

mad e by Coo k

Composite s wa s widel y availabl e t o all companies . H e sai d tha t hi s distributo r

doe s no t hav e thi s ge l coat . Mr .P.1 2

Madelein e Stru m Octobe r 2 , 199 8 Pag e 1 1 Multane n state dtha t

som e companie s ma

y hav e specia

l relationship s wit

h resi n and gel coat manufacturer s anddistributor s which allo w themt o purchas e awide r selectio n o f

resin s and gel coats at alowe r cost . Mr . Schweitze r

state d tha t

h e believe d mos t

lo w HA P ge l coat s t o still b e unde r development

o r inaccessibl e t o many companies . Ms . Procto r indicate d tha t

sh e woul d chec k

bac k on th e availabilit

y ofth e Coo k

lo w HA P ge

l coa t an d discus s whethe r

th e compan y recommend s tha t th e lo w HA P marin e ge l coa t no t b e used . Mr . Mar k Aker spoke about

hi s experienc e wit

h th e lo w HA P ge l coat . H e state d tha t Aker Plastic s use s more tha

n 3,000,00 0 pound s per

yea r an d hav e been usin g th e lo w HA P gel coat for tw o years . Mr . Ake r

continue db y statin g tha t it initially too k

six month s t o adjus t

t o th e ne w gel coat . Mr . Ake r adde dthat

althoug h th e gel coa

t cost s more per

pound , les s i s neede d t o produc e products , thu s actually reducin g overall productio n costs . Mr . Ake r als o state d tha t

th e applicatio n ofthi s resi n mus t b e controlle dt o athicknes s o f 3 mil s i n orde r t o b e cos t

effective . Man y attendee s state d that the y woul dno t

b e abl e t o achiev e tha t

tigh t of aspecification . Mr . Ake r conclude d b y statin g that h e coul dno t

sa y that thei r lo w HA P ge l coat

woul d work

for al l companie s bu t

tha t h e als o fel

t tha t som e companie s i

n th e industry wer e simply goin g t o hav e t o "step u p t o th e plate " and try th e ne w lo w HA P gel coat s andresins . Mr . Naylo r said tha t it i s possibl e tha t

companie s tha t

make repetitiv e product s ma

y b e a t a n advantag e whe n changin g thei r ge l coats t o lowe r

HA P versions . Mr . Naylo r adde d tha t if acompany make s avariety o f product s wit

h differen t require d physica

l propertie s tha t i t woul dhav e t o tes t

out awide r variety o f

low-HA P ge l coats (in orde r t o obtai n th e require d produc t properties ) an dthu s coul dencounte r additional cost s o r

technical difficulties . Attendee s identifie dthi s a s asmall busines s issue , notin g tha t whil e abi g compan y like Ake r woul d hav e th e technical resource s t o mak e th e lo w HA P ge l coat work , smal

l businesse s d o no t

hav e resource s neede dt o d o this . The y als o note dtha t thi s was acusto mproduc t versus repetitiv e produc t issue , i n tha t facilitie s makin g repetitiv e product s woul d b e mor e focuse d o n th e on e produc t and coul d devot e th e resource s t o tha t product .P.1 3

Madelein e Stru m Octobe r 2 , 199 8 Pag e 1 2

Actio n Item s for

Industr y Representatives : 1 . B y Septembe

r 22 , wil l giv e adat e b

y which proposa

l t o addres s concern s abou t th e controlle d sprayin g complianc e optio n will b e completed . 2 . Repor t

o f industry grou p o n secondar y bondin g issue s durin g th e wee k o f Septembe r

22 . 3 . Submi t

specifi c informatio n regardin g concern s and suggestion s t o EP A directl y o r throug h CFA . Helpfu l informatio n includes : annual revenues , unit s produced , sale s figures, chang e in sales , profi t margins , cost s o f

switchin g materials . 4 . Provid e example s o f government

specification s o r

requirement s fo

r us e o f certai n higher

HA P resins . Actio n Item s for

EPA : 1 . Pos t

meetin g summar

y o n th e web . 2 . Pos t

averagin g exampl e o n th e we b tha t illustrate s th e averagin g allowe d betwee n th e process/produc t

grouping s ofth e open molding subcategory . Afte r further thought , th e EP A decide dtha t

sinc e thi s exampl e i s no t self-explanator

y and tha t

i t woul d b e counte r productiv e t o includ e i

t o n th e website . However , th e EP A will giv e a n averagin g demonstratio n a

t th e CFA' s Annua

l Conventio n o n Octobe r

23 , 1998 . 3 . Sen dcontac t

report s t o CFA . (Sen t

Septembe r

21 , 1998 ) 4 . Reinvestigat e controlle dsprayin g wit h th e Offic e o f

Enforcemen t

an d Complianc e Assuranc e (OECA ) whe n th e ne w informatio n i s receive d fromth e CFA . (CF A informatio n was sen t t o OEC A o n Octobe r

2 , 1998 ) 5 . Explor e secondary bondin g issu e wit h small grou p identifie d at meeting . (Additional informatio n requeste dfromCFA Octobe r 5 , 1998 ) 6 . Sen dlis t

o f economi c question s t o CFA t o assis t EP A i n economi c impac t

analysis .P. M

& % ^ 

# tr' *