发明名称 |
Thermoplastic block copolyesters capable of being composted for use as packaging materials |
摘要 |
The object of the present invention is the production of thermoplastically workable copolymers capable of being composted, characterized in that they consist of partially crystalline soft segments formed from aliphatic esters and also of amorphous hard segments and that the proportion of soft segments amounts to 70% to 95% by weight.
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申请公布号 |
US5455311(A) |
申请公布日期 |
1995.10.03 |
申请号 |
US19940287073 |
申请日期 |
1994.08.08 |
申请人 |
BAYER AG |
发明人 |
GRIGAT, ERNST;DUJARDIN, RALF;TIMMERMANN, RALF;RAST, HANS-GEORG |
分类号 |
C08G18/34;C08G18/42;C08G63/00;C08G63/02;C08G63/64;C08G69/44;C08J5/18;(IPC1-7):C08G81/00 |
主分类号 |
C08G18/34 |
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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