88 C&EN
Pfizer Morester 1176, a saturated polyester, significantly improves polyurethane maintenance enamels a n d outperformed the largest selling saturated polyester on the market.
Economically solving specific plastics problems is our business.
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Somebody already has. They a s k e d u s to d e v e l o p a satu r a t e d polyester that w o u l d give poly u r e t h a n e m a i n t e n a n c e e n a m e l s bet ter h a r d n e s s a n d flexibility, faster d r y i n g time, g r e a t e r resistance to a b r a s i o n a n d Xylol, plus a brighter reflecting surface. That's just w h a t w e d i d a n d w e p r o v e d it. W e p i t t e d o u r M o r e s t e r 1176 a g a i n s t t h e b e s t selling s a t u r a t e d polyester available a n d b e a t it out in b o t h performance a n d economics. (Pound for p o u n d , our p r o d u c t costs t h e s a m e , a n d in s o m e instances less t h a n t h e t o p selling control.) Morester 1176 p r o v e d to h a v e a b e t t e r pencil h a r d n e s s a n d flexibil ity, initially attaining HB-F in just o n e d a y c o m p a r e d to control's B-HB in t h e s a m e a m o u n t of time. O u r polyester set to touch twice as fast as t h e other. A n d it p r o v e d to h a v e g r e a t e r resistance to a b r a s i o n a n d Xylol. A g a i n out-performing t h e con trol over 2 0 0 % . A n d Morester 1176 p r o v e d brighter, with a gloss (60°) of 100 vs. control's 97 b o t h initially
and after 1 month with no change. We've proved our idea, now see what Morester 1176 can do ior you, not only in the area of maintenance enamels, but also urethane leather coatings and exterior coatings. TYPICAL ANALYSIS Hydroxyl Number 172 Neutralization Number 1.0 Molecular Weight (average) 2400 Viscosity (70% in toluene), 25°C., cp. 470* Viscosity (70% in methyl cellosolve), 25°C., cp. 450* Water (Karl Fisher), % 0.10 Color (10% in benzene), APHA 30 Specific Gravity, 25°C. 1.17 Refractive Index, 25°C./D 1.4931 Appearance Clear liquid *Brookfield Model LVF, Spindle No. 1, 12 rpm.
Don't forget. Economically solving s p e c i f i c p l a s t i c s p r o b l e m s is o u r b u s i n e s s . N o w w h a t c a n w e d o for
y o u r b u s i n e s s ? W h e t h e r it's plasticizers, antistatic agents, stabilizers or monomers, Pfizer will custom tailor a p r o d u c t to y o u r specific n e e d s . Put us to work for you. Write: Chas. Pfizer 6c Co., Inc., Chemical Div., 235 East 42nd Street, N e w York, Ν. Υ. 10017. Or better yet, call y o u r Pfizer r e p r e sentative . . . you'll like t h e w a y h e thinks. Make us prove w e have economical answers to your specific plastics prob lems. Mail this coupon today] Π I have attached a brief outline of my specific plastics problem. Π Have a Pfizer representative call on me. Π Send me Morester 1176 Data Sheet #642. Name: Firm: Position: Address: City: State: Zip Code:
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CHEMICAL DIVISION EN
C&EN 89
