High-impact, styrenic polymer/thermoplastic polymer grafted blen

Details High-impact, styrenic polymer/thermoplastic polymer grafted blen High-impact, styrenic polymer/thermoplastic polymer grafted blen

1990-09-25

1992-05-19

Bleutge, John C.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525166, 525176, C08L 6702, C08L 5502, C08L 5104

Patent

active

051150182

ABSTRACT:
A modified styrenic polymer is described, which comprises the reaction product of said polymer with an ethylenically unsaturated grafting agent having the formula: ##STR1## wherein one to three of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are moieties containing reactive groups selected from carboxylic acid, acid anhydride, acid amide, imido, carboxylic ester, amino, hydroxyl, epoxy, isocyanate, carbamate, carbamoyl lactam, acyl lactam, pyridyl, 1,3-oxazoline, 1,3 oxazine, oxazolone, oxazinones, and any derivatives, combinations and mixtures thereof;

REFERENCES:
patent: 4292233 (1981-09-01), Binsack
patent: 4657970 (1987-04-01), Shiraki
patent: 4740552 (1988-04-01), Grant
patent: 4871799 (1989-10-01), Kobayashi
Comline News Service Dylark (registered trademark) Engineering Blends.
Daicel Chem. Dev. Abs-PBT Alloy Mar. 30, 1988, p. 2.

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