Terpolymer processing aid for polyvinyl halide polymers

Details Terpolymer processing aid for polyvinyl halide polymers Terpolymer processing aid for polyvinyl halide polymers

1983-03-21

1985-10-15

Lilling, Herbert J.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

523342, 524460, 524820, 524821, 525304, 526324, 528501, C08L 3300, B32B 516, B32B 2714

Patent

active

045474281

ABSTRACT:
A terpolymer comprising repeating units derived from an olefin, a diester of an addition polymerizable unsaturated dicarboxylic acid, and a solubilizing monomer which promotes compatibility between the terpolymer and a vinyl halide polymer. A granular form of the processing aid and a method for its preparation are also disclosed.

REFERENCES:
patent: 2646417 (1953-07-01), Jennings
patent: 2851444 (1958-09-01), Wesp et al.
patent: 3073791 (1963-01-01), Barkhuff
patent: 3296175 (1967-01-01), Fantl et al.
patent: 3720636 (1973-03-01), Wollner et al.
patent: 4206292 (1980-06-01), Ohya et al.
Derwent Abst., 10392, K/05 (11-1982) J57187289.
Derwent Abst., 10562, D/07 (12-1980) J55157611.
Derwent Abst., 72555, D/40 (8-1981) J56103211.

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