Polymers of cyclic carbonates |
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申请号 | US31167463 | 申请日 | 1963-09-26 | 公开(公告)号 | US3301824A | 公开(公告)日 | 1967-01-31 |
申请人 | UNION CARBIDE CORP; | 发明人 | FRITZ HOSTETTLER; COX EUGENE F; | ||||
摘要 | |||||||
权利要求 | 1. A SOLID COPOLYMER WHICH CONTAINS FROM ABOUT 50 TO 95 MOL PERCENT OF THE RECURRING UNIT: |
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说明书全文 |