Teijin Limited

Toshihiko Shinoda

Atsushi Tanaka

Masahisa Mimura

Hiroyuki Moriga

Isamu Takahashi

Tadao Morishita

A thermoplastic polyurethane comprising the polymerization product of a long-chain diol, a low molecular weight chain-extender, an organic diisocyanate and a specific diol compound. The specific diol compound is represented by the following formula: ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen or an alkyl radical having from 1 to 3 carbon atoms, R.sub.3 and R.sub.4 are an alkylene radical having from 2 to 4 carbon atoms, Y is a bivalent radical selected from the group consisting of ##STR2## wherein x is hydrogen, chlorine, bromine or a methyl radical, m and n are positive integers satisfying the formula 2.ltoreq.m+n.ltoreq.10

Thermoplastic polyurethane and process for the preparation thereof

A gasfade inhibitor for polyurethanes and cellulose acetates, said inhibitor comprising a triazine derivative expressed by the following formula ##SPC1## Wherein the symbols are defined as in the claim, and an anti-gas-fade polymer composition containing the same.

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Iwakuni, Japan

Toshihiko Shinoda