Thermoplastic elastomer

Details Thermoplastic elastomer Thermoplastic elastomer

1983-12-01

1989-01-10

Short, Patricia

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524147, 524151, 524153, 524206, 524209, 525173, 525175, C08L 6702

Patent

active

047974370

ABSTRACT:
Segmented thermoplastic copolyester elastomers containing recurring polymeric long chain ester units derived from phthalic acids and long chain glycols and short chain ester units derived from phthalic acids and 1,4-butanediol or 1,4-butenediol. The elastomers also contain polyvinylpyrrolidone and preferably also contain guanidine stabilizer, phosphorus stabilizer and diphenylamine.

REFERENCES:
patent: 2882255 (1959-04-01), Caldwell
patent: 3513134 (1970-05-01), Filius
patent: 3524832 (1970-08-01), Green
patent: 3640929 (1972-02-01), Darling
patent: 3825620 (1974-07-01), Koleske
patent: 3856749 (1974-12-01), Hoeschele
patent: 4048128 (1977-09-01), Eastman
patent: 4221703 (1980-09-01), Hoeschele
patent: 4247427 (1981-01-01), Edinger
patent: 4315882 (1982-02-01), Hiratsuka
patent: 4355155 (1983-10-01), Nelsen
patent: 4405749 (1983-09-01), Nelsen

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