Thermoplastic copolyester elastomer

Details Thermoplastic copolyester elastomer Thermoplastic copolyester elastomer

1980-10-14

1982-10-19

Lieberman, Allan

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

Synthetic resins

From carboxylic acid or derivative thereof

525444, 525445, 528309, C08G 6354, C08G 6366

Patent

active

043551556

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 a mixture of 1,4-butanediol and 1,4-butenediol.

REFERENCES:
patent: 3023192 (1962-02-01), Shivers, Jr.
patent: 3651014 (1972-03-01), Witsiepe
patent: 3763109 (1973-10-01), Witsiepe
patent: 3766146 (1973-10-01), Witsiepe
patent: 3784520 (1974-01-01), Hoeschele
patent: 4013624 (1977-03-01), Hoeschele
patent: 4156774 (1979-05-01), Buxbaum et al.
patent: 4205158 (1980-05-01), Hoeschele
patent: 4264761 (1981-04-01), McGirk

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