METHOD FOR PRODUCING AROMATIC POLYETHER SULFONES,申请号EP19890110462-传众专利搜索

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发明名称	METHOD FOR PRODUCING AROMATIC POLYETHER SULFONES
摘要
申请公布号	EP0347669(A3)	申请公布日期	1991.12.04
申请号	EP19890110462	申请日期	1989.06.09
申请人	BAYER AG	发明人	ECKEL, THOMAS, DR.;FUHR, KARL, DR.;OTT, KARL-HEINZ, DR.
分类号	C08G75/00;C08G75/23;(IPC1-7):C08G75/23;C08G65/38	主分类号	C08G75/00
代理机构		代理人
主权项
地址

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