Thermoplastic polyester blends

Details Thermoplastic polyester blends Thermoplastic polyester blends

1982-03-03

1983-08-09

Lieberman, Allan

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

Synthetic resins

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

525166, 525173, 525175, 525176, C08L 5104, C08L 6702

Patent

active

043979866

ABSTRACT:
Polyblends comprising polyethylene terephthalate, or a copolyester or blend thereof containing at least 80 percent by weight of polyethylene terephthalate, and a thermoplastic copolymer of (1) at least one vinyl aromatic monomer, (2) acrylic acid or methacrylic acid, or both, and (3) optionally at least one additional copolymerizable termonomer have useful properties, notably higher heat deflection temperatures than the corresponding unblended polyester.

REFERENCES:
patent: 2927095 (1960-03-01), Witt
patent: 3435093 (1969-03-01), Cope
patent: 3639527 (1972-02-01), Brinkmann
patent: 3644574 (1972-02-01), Jackson
patent: 3763109 (1973-10-01), Witsiepe
patent: 3766146 (1973-10-01), Witsiepe
patent: 3784520 (1974-01-01), Hoeschele
patent: 3839308 (1974-10-01), Carrock
patent: 4022748 (1977-05-01), Schlichting
patent: 4275182 (1981-06-01), Priddy
patent: 4294938 (1981-10-01), Berr
patent: 4303573 (1981-12-01), Ostapohenko
patent: 4327199 (1982-04-01), Coran
patent: 4346195 (1982-08-01), Hornbaker

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