Nitrile barrier resins and process for their manufacture

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525292, 525316, C08F27902

Patent

active

043225101

ABSTRACT:
Impact-resistant polymers having excellent color, clarity and low permeability to gases and vapors are prepared by polymerizing in a specified manner an olefinically unsaturated nitrile such as acrylonitrile, an ester of an olefinic acid such as methyl acrylate, or a vinyl ester such as vinyl acetate, and a vinyl aromatic monomer such as styrene optionally in the presence of a diene rubber.

REFERENCES:
patent: 4025581 (1977-05-01), Powell et al.
patent: 4039734 (1977-08-01), Hendy
Ham, "Copolymerization", Interscience Publishers, New York (1964) pp. 695, 778, 786 & 797.

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