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发明名称
NEW AROMATIC POLYSULFONE AND PREPARATION THEREOF
摘要
申请公布号
JPH01256525(A)
申请公布日期
1989.10.13
申请号
JP19880084523
申请日期
1988.04.06
申请人
DAICEL CHEM IND LTD
发明人
TAKAHASHI IKUO;SUGANO TATSUYA;KAWAGUCHI NAOTAKA
分类号
C08G65/40
主分类号
C08G65/40
代理机构
代理人
主权项
地址
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