发明名称 |
STABILIZED THERMOPLASTIC POLYURETHANES |
摘要 |
Thermoplastic polyurethanes prepare? by means of an organotin catalyst and particularly those derived from cyclic nitrile compounds and polyhydroxyl-containing compounds are stabilized against thermal degradation by incorporating therein a stabilizer system comprised of a combination of a carboxylic acid and a sterically hindered phenolic compound. |
申请公布号 |
CA1057042(A) |
申请公布日期 |
1979.06.26 |
申请号 |
CA19750233562 |
申请日期 |
1975.08.15 |
申请人 |
ATLANTIC RICHFIELD COMPANY |
发明人 |
WOLGEMUTH, LARRY G.;WILBUR, BENJAMIN C. |
分类号 |
C08K5/09;C08K5/13 |
主分类号 |
C08K5/09 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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