Mor-F r ee 42 1/C

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# MO R

- F R E E TM 421/C

- 145

F ast C u r e S o l ven t l ess Lam i nat i n g A dhesi ve

D e s c r i pt i o n M o r

- F r ee 42 1 / C

- 1 4 5 i s a s o l v en t

- fr

ee
, 1 0 0 % s o l i ds

, tw o c o m p o n e n t p o l y u r e t h a ne a d h e s i v e s y s t em th a t c a n b e a ppl i e d at r o o m te m p e r a t u r e. A s the r e ac ti v i ty of M o r

- F r ee 42 1 / C

- 14 5 i s hi gh

, th e l a m i n a t e s c a n g e ne r a l l y be fu r t h e r p r o c es s e d i n as l i ttl e a s 6 ho ur s

. T h e c h e m i c a l c u r i n g i s ge ner al l y c o m p l e te d w i thi n 5 d a y s a t r o om te m p e r atu r e of 7 2 ° F . A s a l w a y s , c o nv er te r s s h o u l d v e r i f y ap pr o p r i ate c u r e ti m e s fo r the i r i n d i v i du al a p p l i c a t i on

.

M o r

- F r ee 42 1/ C

- 14 5 c a n b e u s e d for l a m i n a ti n g a l l po l y ol efi n fi l m s
, i n c l u d i n g L D P E to L D P E

, OP P to OP P

, a n d OP P to L D P E

, as w e l l a s n y l o n
, a l um i num
, pol y e s t e r , an d o t he r pa c k a g i n g s u b s tr a t es

. T h e fi l m s m a y b e u npr i n ted o r r e v e r s e p r i n te d w i th the a p p r op r i a t e l a m i n a ti ng g r ad e i n k s

.

M o r

- F r ee 42 1 / C

- 1 4 5 o f fer s r a pi d bon d d e v e l o pm e n t t o de c r e a s e t i m e n e e d e d for pr o c e s s i n g w h i l e offe r i ng g o o d met a l ad he s i on . M o r

- F r e e 4 2 1/ C

- 14 5 c a n b e u s e d f o r a w i de r a ng e o f a p p l i c a t i o ns a t r o om te m p er a t ur e a n d be l o w

.

Ty p i c a l P r op e r t i e s * (I s o c y a n a t e ) (P o l y o l ) M o r - F r e e 42 1 C

- 14 5 S o l i ds 1 0 0 % 10 0%
V i s c o s i t y 2 5 0 0

- 3 50 0 c p s 30 0- 4 0 0 c p s W e i g ht / G a l l o n 9

. 5 l b 8. 7 l b A p pe a r a n c e C l ea r
, Y e l l ow C l e a r M i x R a ti o 10 0 p b w 3 3 pbw 10 0 p b v 3 9 pbv S h e l f Li fe * * 36 0 d a y s 3 6 0 da y s ( u n o p e n e d c o nt ai ner s )

* T h e s e i t em s ar e p r ov i d ed f o r g e n e r a l i n f o r m a t i o n on l y

. T h e y ar e a p p r o x i m a t e v a l u es a n d ar e n o t

c o ns i d er e d pa r t o f a

p r od u c t s p e c i f i c a t i o n

.

* * S t or e i n ti gh tl y c l o s ed c o ntai n e r s i n d r y r o o m s a t te m p e r atur e s of 75 ° F ± 2 0 ° F.

M o r

- F r ee 42 1 / C

- 1 4 5 m a y r e a c t o r i n te r a c t w i th oth e r c o m p one n t s of l a m i na ti on s

. R e tai n e d v o l a ti l e s ( s ol v ent s

o r w a ter )

, s l i p ad di ti v e s
, a n ti b l o c k ag en ts

, a n d i n k s ar e s o m e of th e c o m p o n e n ts t h at m a y c a us e p r op e r ty

c h a n g e s o f t h e l a m i na te d s t r u c t ur e

. I f M o r

- F r e e 42 1/ C

- 1 4 5 i s us e d o n h i g h s l i p f i l m s ( C O F < 0

. 2) or w i th h i gh

s l i p L D P E / LD P E l a m i n a ti on s
, the n th e us er m u s t v e r i f y

th a t p o t e n t i a l fi l m p r op er ty c h a n g e s d u e to th e l a mi n a t i on p r o c e s s a n d m a t e r i a l s a r e a c c e p t ab l e fo r t h e en d u s e p e r f o r ma nc e r e q u i r emen ts

.

M o r

- F r e e 42 1 i s s e ns i t i v e to m o i s tur e a n d s h oul d be s t or e d u n d e r an d t r an s f e r r e d w i th d r y n i tr o g e n

.

R e c o m m en ded C o ati n g W e i g ht R a n g e : 0

. 8

- 1.2 l b /r ea m

M o r

- F r ee 421 / C

- 1 4 5 D e c e m b er 20 09 P a ge 1 of 4 

# P A C K AG IN G AN D C O NVE R T I NGThis two com pone nt solve n tless adh esi v e system is virtually indep ende nt of the need for m o isture for curi ng.

The ori g inal v i scosity of the mixture can be red u c ed b y preheatin g the appli c atio n rolle rs to a typical temperature of 120° - 1 4 0 ° F (50° - 60 ° C ) . Higher tem peratu r e s ma y be requi red depe nding o n the line
spe ed, machi ne co nfiguration, and choi ce of sub s trate s

.
A relatively slow initial in crease in visco s ity is due to the exothermi c rea c tion of t he adh esive i mmediately after the mixing pro c e s s a nd the mecha n ical influ ences in the ap pl ication syste m

.

For sho r t trial runs we reco mmend p r ep aration of no more a dhe siv e than ca n be used within 5-10 mi nute s . A high spee d stirrer suita b le for a hom ogen eou s mi xing sho u ld b e use d . However, the use of a meter/mi x/dispen se d e vice which continuo usly mi xes the ad hesive at the cho s e n ratio, controls the feeding of the application u n it, and stop s produ ction a u tomatically i n ca se of ma chin e failure s, is indispen sabl e for extended trials an d no rmal pro d u c tio n

.

Whe n pro c e s sing Mo r-F re e 421/C-14 5, the safety rul e s for workin g with iso c ya nates mu st b e observed. The adh esive contain s mo nome r ic M D I. See Materi a l Safety Data Sheet for sp e c ific detail s

.
Cleaning The appli c ati on unit sh oul d be cle ane d before the a d hesiv e b e co mes in solu ble by progressi ve curin g , if the machi ne stop s take m o re than 3 0 minutes. If the appli c able unit and mixing device are combu s tion proof, they may be clea ne d with este rs or keto ne s su ch a s ethyl acetate and ME K.

Several commercially a v ailable solven ts are safe and effective for flushing and cleaning Mor-Free adhesive residues from solven tless laminators an d meter / mi x/d i spensing equipment tha t do not ha ve combustio n proof ra tings. We recomme nd contacti ng either Dynalo y , Inc. (800-669-5709; ww w.dynalo y .com ) or Danko Industries (630-882-6070) for cleaning solve n t re commen dations. Always consult the solven t supplier’s MSDS for safe ty information be fore use.

Safety , Hand ling and Stor age

• Mor-Fre e 421 /C-14 5 ca n b e store d for 3 60 days in ai rtight, close d , origin al co nta i ners in dry ro oms at temperature s of 70 ± 20 ° F. Opened con t ainers sh oul d be used a s quickly as p o ssi ble.

• Store in co ol, dry, well ventilated are a away fr om heat and ignition source s. Keep contai ner ti ghtly clo s ed.

• Follow g ood manufa c turi n g and ha ndlin g pra c tice s.

• Wa sh tho r ou ghly after han dling. Wa sh contami nated goggle s , face shiel d , and gloves. Professio nall y launder con t aminated cl o t hing before re-u se.

• ATTENTIO N! Containe r can be ha za rd ous whe n em pty. Follow label wa rnin gs even after co ntainer is empty. Do not reu s e em pty c ontaine r without pr ofe ssi onal cleani ng.

• Refer to Mate rial Safety Da ta Sheet for more info rma t ion.

Mor-F r ee 42 1/C

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### Pot Life of 100:33 Mor-Free 421/C-145 at 120°F

Mor-F r ee 42 1/C

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### Viscosity , c p



### Viscosit y (cp)

_______________________________________________________________________ Mor-F r ee is a reg i ste r e d t r ad ema r k of R o hm a n d H a a s C o mp any

. T hes e s u g g e s ti on s a nd da ta ar e ba sed o n i n fo rmat io n w e bel iev e to be rel i a b le . T h ey are o ffe re d i n g o o d f a ith

, b u t w i thout g u a ra nt ee
, a s

c o nd i t i o n s a n d met h od of u s e of ou r p r od uc ts ar e b e y o n d o u r co nt r o l

. W e re co mme nd th at t h e pr os pe c t i v e u s e r de t e r m i n e th e s u i t ab ility of

our mat e ri al s a n d sug g e s ti on s bef or e a d o p ti ng th em o n a comm er cia l s c a le.

S ugg est i o n s for u s es o f o u r pr od uct s o r t he in clu s i on of des cr ipt i v e materi al f r om pa te nts and th e cit a ti on of spe c if ic pa te nts in thi s pub lic ati o n s h o u ld no t b e und er st oo d a s r e c o mme ndi ng the u s e of ou r pro d u c t s i n v i olati on of any pat ent o r a s p e rmi s s i o n o r lic en se to us e any pate n t s o f t h e R ohm an d H a as C o mpa n y

.

V i sit us at htt p :/ /w w w .rohmhaa s

. c o m /A dhe siv e sS eal ant s R ohm a n d H a a s C o mpa n y
, Midw e s t T e ch nic a l C ent er, 25 31 T e c h n o lo gy D r i v e, S u ite 30 1, E l g i n, IL 6 0 1 2 4 P hon e : 84 7- 64 9- 380 0 F a x : 847- 64 9- 37 6 0 14000

12000

0 0

8000

49°C

6000

4000

2000

0

0:00 :00 0:28 :48 2:52 :48 0:57 :36 1:26 :24 1:55 :12 2:24 :00 Time



### Viscosity v s . Temperature of Mor-Free 421/C-145

2500

2000

1500

1000

500

0

70 80 120 90 100 110 130



### Temperature of Mixture (°F)

# Rohm and Haas Food and Drug Opinion

Name: MOR-FREE 42 1



### Regulation Com p lies 

### Opinion Date Limitations

21CF R 175.1 0 5 Y 09/18/2008



### Legend:

L Yes, this prod uct is cleared w i t h limitatio n s noted N No, this prod u c t is not cleared Y Yes, th is p r o d u c t is cleared

. A A f fir m ed as c o mp lian t b ase d o n mig r ation stu d i es.



### Regulations:
21CF R 175.1 0 5 A d h esi v e s



### Disclaimer: This information rel a te s sp ecifi c ally to this prod uct. We believe this informati on to be accu rate and reliabl e as of this date. We re com m end that ou r cu stome r s make thei r o w n dete r min a t ion on the su itability of this produ ct for their pa rticul a r appli c ation. We can n o t guarante e that the indire ct food addi ti ves/food-co ntact statu s of this produ ct wi ll remain unchan ged in definitely; therefore we recommen d that you perio dica lly verify its status.



### Name: MOR-FREE COREACT ANT C-145



### Regulation Com p lies 

### Opinion Date Limitations

21CF R 175.1 0 5 L 02/02/2006 ▪ FOR USE ONLY IN T H E P R EPARAT ION OF POLYURET H ANE RESINS.



### Legend:

L Yes, this prod uct is cleared w i t h limitatio n s noted N No, this prod u c t is not cleared Y Yes, th is p r o d u c t is cleared

. A A f fir m ed as c o mp lian t b ase d o n mig r ation stu d i es.



### Regulations:
21CF R 175.1 0 5 A d h esi v e s



### Disclaimer:

This information relates speci f ically to thi s produ ct. We believe this information to be accurate and relia ble as of this date.

We recommend that our customers make thei r own determination on the suitability of this product for their particular application.

We cannot guarante e that t he indirect food additives /food-contact status of this produ ct will remain unch ange d indefi n itely; t herefore we reco mmend that you pe riodic a lly verify its status.

Mor-F r ee 42 1/C

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