NEW POLYMER
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COPOLYMERS from vinyl acetate
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Designed for qualifies you want —ο p o l y v i n y l a c e t a t e emulsion integrally plasticized. Deposits s t r o n g , t o u g h , flexible, w a t e r resistant f i b s . Further plasticizing often unnecessary. A r e y o u interested in these properties:
DATA
PIG/ΛΕΝΤ B I N D I N G CAPACITY. Critical pigment volume c o n tent o f Resyn 12K-51 with filming agents is f a r superior to that of other emulsions:
Solids - 35% pH-4-5 Particle Size — M o s t l y under o n e micron
RESYN 1 2K-51 with filming agents 5 5 % C . P. V. C . O t h e r Emulsions (alone o r with filming agents) 2 5 - 4 2 % C . P. V. C .
Viscosity
- A b o u t 2,000 cp
WATER RESISTANCE s h o w n by film o n glass withstanding a b o u t 5 0 0 w e t rubs. O r d i n a r y polyvinyl acetate emulsion films fail in less than 50 w e t rubs. FLEXIBILITY equivalent t o a b o u t 1 0 % plasticizer on o r d i nary polyvinyl a c e t a t e solids. Flexibility permanent—no mi gration o r evaporation. TENSILE on free films, up t o 4200 psi. Elongation 2 5 0 % .
I
Dept. 2 Resin Division N a t i o n a l S t a r c h Products Inc. 27Ό Madison Avenue, N e w York 16, Ν. Υ . Please send m e a p i n t of Resyn 1 2 K - 5 1 , a n d p r a c t i c a l i n f o r m a t i o n o n i t s use.
V&H&i
Name.
Company. Address. City
RESYMS®· A D H f S l V E S •STARCHES VOLUME
3 3 , N O . 17 ·
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APRIL
25. 1*55
_Title_
__Zone
State_
— 1 I 1817
