发明名称 |
POLYCARBONATCOPOLYMER UND HERSTELLUNGSVERFAHREN DAFÜR |
摘要 |
<p>A polycarbonate copolymer which comprises 30 to 70 mol% of a structural unit comprising a bisphenyl fluorene structure and 70 to 30 mol% of a structural unit comprising tricyclo [5.2.1.0 2,6 ] decanedimethanol and causes little occurrence of birefringence even when extrusion, injection molding or stretch processing is conducted and a process for producing the same.</p> |
申请公布号 |
DE60319887(D1) |
申请公布日期 |
2008.04.30 |
申请号 |
DE2003619887 |
申请日期 |
2003.11.26 |
申请人 |
MITSUBISHI GAS CHEMICAL CO. INC. |
发明人 |
FUJIMORI, TAKAYASU;KATO, NORIYUKI;MIZUKAMI, MASAMICHI |
分类号 |
C08G64/16;C08G64/18 |
主分类号 |
C08G64/16 |
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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