p. 1 

# OAR Box 1384 Prepped by Charmelle Mathews



### Document

Number: 

# 148 ) ll-E-10 8 Docket Number: 

# A-94-5 2

Printed 7/2/2008 8:42:08 AM Sheet 148 of 264P. 2 "f r 

### •A-94-5 2 H E

TO : FROM : DATE : MEMORANDUM

Madelein e Stru m U.S . EPA/ESD/CCP G / Melani e Procto r Pacifi c Environmenta

l Services , Inc . (PES ) Novembe r 12 , 199 7 SUBJECT : Minute s of

October 27 , 199 7 Meetin g Between EP A an d Representative s o f

th e Pultrusio n Industr

y Council LOCATION : EPA/Mutua l Building , Durham , NC , 11t h floo r 10:0 0 a m-12:0 0 a

m ATTENDEES : *? £ • 

### M-'d

Mr . Joh n Barker Mr . Jame s Gauche l Mr . To mGriffith s Mr . Rober

t Jemiso n Mr . Terr y McQuarri e Ms . Ja n Meye r Ms . Melani e Procto r Mr . John Schweitze

r Ms . Madeleine Stru m Mr . Solomon Rick s Strongwell Owen s Cornin g OmegaPultrusion s PE S Glasforms , Inc . EPA/ESD/CCP G PE S Composite s Institute of

th e Societ

y ofth e Plastic s Industr

y (SPI ) EPA/ESD/CCP G EPA/SCG A (540 ) 645-812 9 (614 ) 321-772 4 (330 ) 562-520 1 (919 ) 941-033 3 (408 ) 297-930 0 (919 ) 541-525 4 (919 ) 941-033 3 (313 ) 668-470 3 (919 ) 541-238 3 (919 ) 541-524 2 PURPOS E Th e Pultrusio n Industr

y Counci l (PIC ) requeste d ameetin g wit h th e EPA to presen t thei r approac h fo

r th e existin g sourc e MAC

T fo r pultrusion . Th e purpos e o f th e meetin g wa s t o revie w an

d discus s industry' s propose d approac h fo r pultrusion . 

# i /P. 3

Madelein e Stru m Novembe r 12 , 199 7 Pag e 2 INTRODUCTIO N Mr . Schweitzer

starte d th e meetin g by statin g tha t severa l member s o

f th e PI C hav e contacte d th e EP A i n th e pas t week s t o discus s th e MAC T complianc e option s fo r th e pultrusio n proces s grouping . Mr . Schweitze r proceede d b

y sayin g tha

t thi s meetin g wil l b e a continuatio n o f

thes e discussions . Mr . Schweitze r state d tha t th e PI C i s proposin g th e followin g thre e complianc e option s tha t afacilit y ca n choos e to comply wit

h th e MAC T standard for

pultrusion : (1 ) A resi n HA P conten t limit , (2 ) a

n equipment

standard includin g th e constructio n of

wet are aenclosure s o r

th e us e o f direc t di e injectio n machines , an d (3 ) an emissio n limi t

that involve s emissio n testing , th e constructio n o f permanent

total enclosures , and continuou s emissio n monitoring . Mr . Schweitze r explaine d tha

t PI C representative s were prepare d t o shar e thei r

idea s fo r option s on e an d tw o wit

h th e EPA bu t

tha t th e representative s wh o wante d t o presen t

optio n thre e wer

e unabl e to attend thi s meetin g du e t o bad weather conditions . Mr . Schweitze r adde d tha t th e ke y representative s wh o were intereste d i n optio n three , Dav e Evan s wh o represent s Creativ e Pultrusion s an d representative s o

f R . D . Werner , might contac t th e EPA a

t alater dat e to discus s th e thir d option . DISCUSSIO N Mr . Schweitze

r state d tha t industr y representative s agree d tha t th e HA P limi t

optio n tha t th e EPA previousl y considere d present s aworkabl e complianc e optio n fo r som e pultrusio n facilitie s an d shoul d therefor e b e par t of th e MAC T complianc e option s fo r pultrusion . I n referrin g to Attachment

1 , Mr . Schweitze

r proceede d b

y providin g detail s o

f th e resi n HA P content option , whic h woul d limi t th e rollin g annua

l averag e resi n HA P content to 3 5 percen t and woul d allo w complianc e by partial o r complet e replacemen

t of resin s wit h reduce d and/o r n o HA P conten t

resin s (i.e. , epox

y resins) . Ms . Stru minquire d how industr y representative s determine d aresi n HA P content limi t o f 3 5 percent . Mr . Schweitze r responde d tha

t th e resi n HA

P content limi t o f 3 5 percen t

wa s take n froma

n earlie r EPA MAC T floo

r analysi s tha

t wa s base d o n resi n HA P content . Ms . Procto r pointe d ou t

tha t th e resi n HA P content

informatio n i n th e MAC T databas e i s base d t o alarg e exten t

o n 199 3 screenin g survey informatio n and thi s informatio n woul d hav e to b e verifie d an d updated , whic h ma y chang e th e MAC T floo

r resi n HA P content , especiall y i f epox y resi n usag e woul d now b e considere d i n determinin g th e MAC T floor . Mr . McQuarri e pointe d out thei r Sa n Jos e facilit

y replace d 2 5 to 3 0 percen t of thei r styrenate d resin s wit

h epox y resin s whic h reduce d thei r weighte d averag e resi n HA P content fro m4 6 to 3 1 percent . Mr . McQuarri e adde d tha t he kne w of on e othe r facilit y tha t use s 10 0 percent epoxy resin s fo

r thei r pultrusio n operation . Mr . Gauchel pointe d out tha t thi s facilit

y (A P Chance ) ha s alway s use d 100 percent epoxy resins . 

# AP. 4

Madelein e Stru m Novembe r 12 , 1997 Pag e 3 Ms . Strumpointe d out tha t sh e though t Glasti c Corporatio n wa s als o usin g som e epoxy resin s i n thei r

pultrusio n operation . Ms . Strumadded tha t Glasti c Corporatio n woul d hav e to b e contacte d t o determin e t o whic h exten

t they are usin g epox

y resins . Ms . Stru mindicate d tha

t i f facilitie s woul d b e allowe d t o comply b y replacin g HA P containin g resin s wit

h lo w o r n o HA P containin g resins , th e MAC T floor analysi s woul d hav e to includ e facilitie s tha

t us e lo w or

n o HA P containin g resins . Ms . Meyer agree d tha

t th e basi s fo r complianc e an

d the MAC T floo

r determinatio n woul d hav e t o b e th e same . Ms . Meye r indicate d tha

t the Offic e o f Genera l Counci l ma

y hav e t o get

involve d t o help determin e i f companie s tha

t substitute d material s shoul d b e in th e sourc e category . Mr . McQuarri e explaine d tha t facilitie s tha

t wer e usin g epox

y resin s exclusivel y shoul d not b e considere d i

n th e MAC T floo

r analysis . He added tha

t facilitie s i n th e Ba

y Are aAi r Qualit y Managemen

t District , are exempt

fro mthe standar

d i f the y onl y us e epox

y resins . Accordin g t o Mr . McQuarri e facilitie s tha t us e onl y epox y resin s shoul d no t

b e include d i n th e MAC T floor

analysi s becaus e i

f the y d o no t emi t an y HAP , the

y woul d no t

b e considere d a majo r source . Ms . Stru

mpointe d out

tha t facilitie s tha

t us e onl y epoxy resin s ma

y stil l hav e to b e considere d i n th e MAC T floo r analysi s du e to thei r

potentia l to emit . Ms . Stru madde d tha t i t woul d b e difficul

t to conside

r afacilit y tha t replace d som

e o f it s polyester

resi n wit h epox y resi n bu t

no t to conside

r afacilit y tha t replace d al l o

f it s polyester

resi n wit h epoxy resin . Ms . Procto r

asked i f there are an

y limitation s fo

r switchin g fro

mpolyester

to epoxy resins . Mr . McQuarri e replie d tha t i t ca n b e ver y difficul t fo r afacilit y to switc h to epoxy resin s becaus e epox

y resin s ar e mor e adhesiv e tha

n polyeste r resin s an d th e lin e spee d woul d hav e to b e reduce d by half . Mr . McQuarri e als o indicate d tha t epox y resin s are comparabl e i n pric e to viny l ester

resin s an d mor e expensiv e tha

n polyeste r resins . Mr . Gauchel adde d tha t epoxy an d polyester

resin s ar e differen t o n th e molecula

r level . He adde d tha

t th e reactio n tim e fo r epox y resin s i s muc

h lowe r tha n fo r polyester resin s fo r th e sam e produc t specifications . Mr . Griffith s explaine d tha t som e product s canno t

b e produce d wit

h epox y resin s an d tha

t equipmen t change s ma

y b e require d fo

r th e product s tha

t ca n b e produce d wit

h epoxy resin s becaus e a

n increase d pullin g forc e i s needed to proces s epox y resins . Ms . Stru minquire d i

f Glasforms , Inc . wa s require d by the permittin g agency t o reduc e their emission s an

d i f the compan

y replace d som

e o f their polyeste r resin s wit

h epox y resin s i n respons e t o tha

t requirement . Mr . McQuarri e responde d tha t the permit s fo

r thei r Sa n Jos e and thei r Birmingha

mplant s wer

e base d o n wet

are aenclosure s an

d tha t th e motivatio n fo

r switchin g t o epoxy resin s was to improv e produc t qualit y and to reduc e th e facility' s HA P emissions . Mr . McQuarri e adde d tha t their Sa n Jos e an d Birmingha

mplant s were identica

l i n their operatio n wit

h the exceptio n tha

t th e Sa n Jos e plant

replace d som

e o f thei r polyester resin s wit h epoxy resin s wherea s their Birmingha

mplant use s onl y polyester

resins . Mr .P. 5

Madelein e Stru m Novembe r 12 , 199 7 Pag e 4 McQuarri e furthe

r explaine d tha

t th e we t are aenclosure s in thei r

Sa n Jos e plan t

are o n bot

h thei r epoxy and polyester

resi n pultrusio n line s sinc e th e line s ar e no t designate d fo

r a particula r resin . Ms . Struminquire d i

f th e EP A an d industr

y coul d wor

k together t o updat e th e MAC T database . Mr . Gauchel replie d tha t aPI C meetin g wa s schedule d thi s wee k an d tha t the y coul d reques t thei r member s t o submit

update d weighte d averag e resi n HA P content information . Mr . Gauche l adde d tha

t th e reques t

fo r update d datato thei r

member s coul d eve n b e followe d u p wit h aletter . Mr . McQuarri e continue d th e industr y presentatio n by presentin g th e second propose d MAC T complianc e optio n fo r pultrusion , whic h consist s of a n equipmen

t standard . I n referrin g t o Attachmen

t 2 , Mr . McQuarri e proceede d b y providin g detail s of th e equipment standard option , whic h woul d allo w facilitie s t o compl y b y constructin g wet

are aenclosure s aroun d thei r

pultrusio n lines . Mr . McQuarri e summarize d th e informatio n that i s presente d i n greate r detai l i n Attachmen

t 2 , whic h covere d th e following areas : (1 ) Wet are aenclosure definition , (2 ) emissio n tes t dat afro mth e Sa n Jos e Glasforms , Inc . facilit y tha t demonstrate s th e effectivenes s o

f th e wet are aenclosure , (3 ) ai r

qualit y managemen

t distric t approvals , and (4 ) enforcement . Mr . McQuarri e indicate d tha t wet are aenclosure s are currentl y bein g use d b y bot h Glasforms , Inc. , facilitie s and b y Structron , whic h i s locate d i n Sar i Diego , California . Mr . McQuarri e conclude d hi s presentatio n by statin g tha t wet are aenclosure s ar e a

n accepte d contro l technolog y fo

r pultrusio n b y th e Ba

y Are aAi r

Qualit y Managemen

t District , th e Departmen t

o f Healt h in Jefferson County , Alabama , an d th e Ai r Pollutio n Contro l Distric t Count y of Sa n Diego , California . Ms . Procto r

asked whethe

r th e lin e speed s a

t which th e emissio n test s were conducte d a t th e Sa n Jos e facilit

y wer e representativ e of

th e lin e speed s a

t th e other tw o facilitie s tha

t were usin g th e emissio n facto r determine d i n th e Sa

n Jos e emissio n tests . Mr . McQuarri e responde d tha

t h e believe d tha

t th e lin e spee d a

t th e Sa n Jos e facilit

y i s representativ e o

f th e lin e speed s a

t th e other tw o facilitie s becaus e th e product s produce d a t thes e facilitie s ar e similar . Ms . Strumaske d i

f an y o f th e informatio n containe d i n Attachmen t 2 woul d b e considere d confidentia

l busines s informatio n b

y Glasforms , Inc . Mr . McQuarri e indicate d tha t thi s informatio n i s alread

y availabl e to th e publi c throug h th e Ba y Are aAi r

Qualit y Management

Distric t an d i s not considere d confidential . Ms . Strumrequeste d th e industr y representative s to bette r

describ e th e criteri afo

r th e wet are aenclosure and t o develop achec k lis t tha t coul d b e use d bot

h i n th e rul e an

d by a n inspecto r to determin e compliance . Ms . Stru madde d tha t al l clearance s and opening s woul d hav e t o b e define d and mor e detai l woul d hav e to incorporate d int o th e definitio n o

f ho w th e 

## •fP. 6

Madelein e Strum Novembe r 12 , 1997 Pag e 5 resi n dri p i s collected . Ms . Procto r adde d tha t vagu e wordin g i n th e curren t definition , suc h a s ".. . .they are designe d to fit" , woul d hav e to b e better defined . Ms . Meyer

agree d an d adde d tha t "designe d t

o fit" doe s no t

necessaril y require tha

t i t fits i n practice . Mr . Griffith s an d Mr . McQuarri e volunteere d to improv e th e definitio n an d provid e i t t o th e EPA withi n on e week . Mr . Schweitze

r pointe d ou t

tha t th e secon d par t o f th e propose d equipmen

t standar d i s direc t di e injection . Ms . Strumindicate d tha t industr y als o need s t

o provid e adefinitio n fo

r direc t di e injectio n tha

t quantifie s th e maximu

mamoun t o f dri p allowed . Mr . Gauche l explaine d tha

t their facilit y use s direc t

di e injection o n adaily basis , bu t base d o n hi s observations , the amoun

t o f dri p varie s and depend s o n th e produc t they are producing . Mr . Gauche

l aske d i f facilitie s woul d b e allowed t o averag e emission s fro mope n bat

h an d direc t di e operations . Ms . Stru mpointe d ou t tha t i f direc t di e injectio n woul d b e considere d as par

t ofth e equipmen

t standard , averagin g betwee n resi n processe d b y direc t di e injectio n and ope

n bat h pultruder s woul d no t

b e allowed . Ms . Stru madde d that , i n th e cas e of a n equipmen

t standard , th e portio n of

th e operatio n tha

t use s direc t

di e injectio n woul d b e considere d to b e i n complianc e withou t bein g abl e to clai ma

n emissio n credi t

fo r tha t par t of th e operation . Ms . Stru

mfurthe r explaine d tha

t i f aperformanc e standard woul d b e set i n term s o f pound s o f emission s pe r

to n of resi n used , averagin g coul d b e allowed . Ms . Stru m state d tha t th e leve l o

f detai l require d t o define direc t di e injectio n woul d b e considerabl y les s fo r a n equipmen

t standar d wher e averagin g would no t

b e allowe d a s compare d t o a performanc e standar

d tha t woul d allo w averaging . Mr . Schweitze

r briefl y addresse d the thir

d propose d MAC T complianc e optio n for pultrusion , which consist s o f an emissio n limit

an d involve s one time emissio n testing , th e constructio n o

f permanen t total enclosures , an

d continuou s emissio n monitoring . Ms . Stru m pointe d ou t

tha t in the cas e o

f aone time emissio n tes t

th e wors t cas e conditio n woul d hav e t o b e defined an

d teste d t o show complianc e wit

h the emissio n limi t

and record s o

f th e proces s parameter s woul d hav e to b e kep t of eac h run . Mr . Gauchel state d tha t th e wors t cas e conditio n woul d b e differen t fo r eac h individua

l compan y an d ma y b e difficul

t t o predic t i n som e cases . Mr . Gauche

l als o pointe d out

tha t mos t companie s alread

y keep al l th e necessar

y productio n paramete

r dat aexcep t perhap s fo

r air flo w data . Industr y representative s aske d whethe r the y woul d hav e t

o mak e an y revision s wit

h regar d t o th e resi n HA

P content complianc e option . Ms . Stru mindicate d tha

t th e resi n HA P content limi t would hav e to b e expresse d o n apercen t b y weigh t basi s an d tha t th e resi n shoul d b e referre d t

o a s nea t resi n plu s an

y HA P added . Ms . Stru mals o voice d th e concer

n tha t th e propose d complianc e option s one an d tw o ma y no t b e equa l i n th e emissio n reductio n the y would achieve . Ms . Stru mstate d tha t if a 

# 5P. 7

Madelein e Strum Novembe r 12 , 1997 Pag e 6 facilit y woul d compl

y b y usin g th e resi n HA

P content complianc e option , th e emission s o f tha t facilit y coul d var

y dependin g o n th e other

proces s parameter s (i.e. , ai r flow ) and thu s th e emissio n reductio n achieve d b y tha t facilit y ma y no t b e equivalent

t o afacilit

y tha t woul d us e we t are aenclosures . Ms . Procto r

suggeste d t o first

updat e th e MAC T databas e t o incorporate dat afro m facilitie s tha

t constructe d wet

are aenclosure s and tha

t replace d HA P containin g resin s wit h reduce d or

n o HAP containin g resin s and the n to redetermin e th e MAC T floor . Ms . Procto r note d th e onc e th e MAC T databas e woul d b e updated , th e MAC T floor woul d probabl y b e mor e stringent tha n th e on e tha t wa s previously determined . Ms . Procto r adde d ma

t onc e th e MAC T floor

ha s been determined , eac h propose d optio n shoul d a t minimummeet

th e MAC T floor . Ms . Stru mpointe d ou t tha t on e wa y t o demonstrat

e tha t eac h complianc e optio n meet s a t leas t th e MAC T floor

woul d b e t o set

a n emissio n limi t

i n term s of

pound s o f HA P emission s pe r

to n o f resi n processed , an

d requir e eac h facilit

y t o demonstrate tha

t the y meet tha t emissio n limit . Mr . Griffith s indicate d tha t aperformanc e standard expresse d i n pound s o f HAP emission s pe r

to n o f resi n use d woul d b e preferabl e to thi s divers e industr y sinc e i t woul d allo w th e maximu

mamoun t o f flexibilit y i n complyin g wit

h th e standard . 

### Actio n item s fw Industry Representatives ; 1 . Provid e EP

A wit h amor e detaile d definitio n fo r th e wet are aenclosure i n for

mof a chec k list . 2 . Provid e EP

A wit h adefinitio n fo

r direc t di e injection . 3 . Reques t

update d weighte d averag e resi n HAP content dat aincludin g th e us e of

non HAP containin g resin s (i.e. , epoxy resins ) fro mPI C member s and forwar d dat at o EPA . 4 . Attemp t

t o locat e "quality " emissio n dat

atha t show s acomplet

e lis t of th e proces s parameter s durin g th e emissio n tes t and , i f available , forwar

d tha t dat ato EPA . Actio n Item s fo

r EPA : 1 . EP A wil l explore th e inclusio n of epox y resin s as acomplianc e optio n fo r th e standard .

&P. 8

Pultrusio n MAC

T - HA P conten t optio n Th e sourc e shal l us e resin s wit h atota l HA P conten t o f n o mor e tha n 35% . Thi s provisio n ma y b e complie d wit h b y partia l o r complet e replacemen t

o f resin s wit h reduce d and/o r n o HA P content ; i.e. , epox y resins , alternativ e monomers , etc . Complianc e wit h thi s provisio n shal l b e demonstrate d o n arollin g annua l averag e basis . A t

th e en d of

eac h month , total

HAPmonomers used

divide d b y total resin used, fo r

th e previou s 1 2 months , ma y no t excee d 0.3 5 (35%) . Als o a t th e en d o f

eac h month , th e tota l HA P monomer s use d divide d b y tota l resi n used , fo r

th e previou s 3 months , ma y no t excee d 0.4 6 (0.3 5 x 1.3) . (This provision is taken from the HON.) Definition s Tota l HA P monomer s use d = al l HA P monomer s processed , includin g HA P monomer s blende d wit h resi n a s received , an d HA P monomer s adde d b y th e source . Tota l resi n use d = al l thermose t resin s processed , includin g HA P monomer s blende d wit h th e resi n a s receive d an d adde d b y th e source . 

## !«|i?(»" -



# 7P. 9

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### Wo

tare a endofiures(resln bat h covers ) shall b e designe d t o preven tth e contacto

f free-flcrwin

g ai r wft b we tresi n in orde

r to teduc e oigani e compoun d emtaeioee . Th e enclosur e sha

U b o designe d to oove r th e top , bottom , an d ttie aide s o f

th e are a I n whic h ceoiforoement

s are we tout

, an d ar e mowin

g towar d Ih e d)e(a) . Th e encfosvi e shal l b e fitted t o th e di e entranc

e o r radi o frequenc y (RF ) prehea tunit ; thu s th e enclosure cover * a D aide s excep tth e entrance . Th e entranc e aUow s reinforcements) t

o ente r th e en-etaeure. Acces s panels , doors , hatches , or textile curtain s ahal l b e considere d par

t o f 1he enclosur

e provide d tha tthe y are designe d to II

L Port a for leve l confro

l devices , monitorin g dovicea . agitatio

n shafts , fil

l hoses , etc. , eha i hav e n o mor e tha n 1.0 " clearance . Resi n dri p of f a tth e di e entranc

e sha U b e allowed , bu

tmus tb e collecte d i n a devic e tha ti s covere d and ha s n o mor e dra n 1.0 * clearance aroun

d th e dri p off .

t o