High P r e s s u r e A c e t y l e n e Derivctt, i \ e s s o o n t o be a v a i l a b l e from t h e l a r g e c o m m e r c i a l p l a n t under c o n s t r u c t i o n by GAF a t C a l v e r t C i t y , K e n t u c k y . Now o f f e r e d i n q u a n t i t i e s up t o and i n c l u d i n g t a n k c a r s from semi-works p r o d u c t i o n a t L i n d e n , New J e r s e y · For a gemeral summary of GAF High P r e s s u r e A c e t y l e n e D e r i v a t i v e s a s k f o r new e d i t i o n of B u l l e t i n M-104 R.
PÛLYMERIZAîlÛN, GOPOMMERIZATION
H *WHWniHM»Mr: îr^i^-£îs>âëfeSSwiS
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Will copolymenze with almost all vinyl monomers. Composition can be varied over wide limits. Examples: vinyl chloride, vinyl acetate, acrylonitrile, styrene, maleic anhydride, etc,
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Permits control of hydrophobic andhydrophilic characteristics of product. Examples: 65% vinylpyrrolidone—35% vinyl acetate, soluble in water. 35% vinylpyrrolidone—65% vinyl
Ν VINYL, Λ 2 PYRROLiDÎJNE
acetate, insoluble in water. M Indications are that in some cases water soluble copolymers can be rendered insoluble by heating—Example: 83% vinylpyrrolidone-17% isobutyl vinyl ether copolymer is insoluble after being heated to 150°C for 24 hours.
H2C-CH; ••• • ; . ι · -
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® Polymerizations can be conducted in bulk, or in water, or in organic solutions.
CO • • • . . - • y . '••
Peroxide, persulfate, and azo type catalysts are effective in usual concentrations
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and under usual conditions —Example: vinyl pyrrolidone copolymerizes with acrylonitrile in
:H = CH ;
benzene with 2,2,-azodiisobutyronitrile, on heating to 50°C for three hours. a
Products have been found of interest as fiber and resin modifiers, adhesives, textile sizing and finishing compounds, binders and emulsions-Example: A small percentage of vinylpyrroli done with acrylonitrile gives greaterhydrophilic character and improved dyeability and handle.
2'PfRRÛUDONE
Polymerizes to high molecular weight, linear, nylon-type, polyamide condensation polymer ^ H C H 2 C H 2 C H 2 C 0 ^
H 2 C i - CH
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Hydrolyzes tOY-aminobutyric acid, H2TW2)3CO0H.
CO
Reacts with acid anhydrides to form IN-acyl lactams. Other reactions occur with formaldehyde, ethylene oxide, P2S5i etc. Properties—Colorless liquid, m.p. 25°C,b.p. 245°C. Soluble in water and polar organic solvents.
G ΕΝ ΕRA^ AN I LI N E Be FI LIM CORPOR AT I ON G O Μ Μ Ε ROTA t
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DEVËL^OI^ M Ε N X
DEPARTMENT