Blends of polyketones and carboxylated, hydrogenated block copol

Details Blends of polyketones and carboxylated, hydrogenated block copol Blends of polyketones and carboxylated, hydrogenated block copol

1989-07-20

1991-11-12

Carrillo, Ana L.

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

Synthetic resins

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

525539, 525919, C08L 5302

Patent

active

050649019

ABSTRACT:
Polymer blends comprising a major proportion of linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon, a minor proportion of a carboxylated, partially hydrogenated two-block copolymer of an alkenyl arene and a conjugated alkadiene and, optionally, a minor proportion of an .alpha.-olefin/.alpha.,.beta.-ethylenically unsaturated carboxylic acid polymer, demonstrate improved properties of low temperature toughness.

REFERENCES:
patent: 3694412 (1972-09-01), Nozaki
patent: 4868245 (1989-09-01), Pottick et al.
patent: 4904728 (1990-02-01), George
patent: 4906687 (1990-03-01), Modic

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