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发明名称
由芳族聚氰酸酯制造聚三 之一种方法
摘要
本发明乃于催化量之羧酸金属存在及于150℃和180℃间温度下由芳族聚氰酸酯制造聚三之一种方法,此制法之特点在于触媒系C6-20羧酸之钴。
申请公布号
TW132512
申请公布日期
1990.04.11
申请号
TW073104533
申请日期
1984.10.30
申请人
陶氏化学国际有限公司
发明人
大卫.维.载拉尔;艾德门.彼.伍
分类号
C08G18/02;C08G18/22
主分类号
C08G18/02
代理机构
代理人
林敏生 台北巿南京东路二段一二五号七楼伟成第一大楼
主权项
1.聚三嗉之一种制法,此法包含使一芳族聚 气酸酯与催化量之姥酸金茁盗在150b和斛 b间温度下接触,其特征在于钡媒乃C成 经酸之钴盐,而且该触媒之量为基于芳族 聚氛酸随重量之0.004怒和0.08箔重量之 间。2.如申请专利范围第i项之制法,其特征在 于触媒乃辛酸钴。3.如申请专利范围第1项制法,其 特征在于 触媒乃环烷酸钴。4.如申请专利范围第1项制法,其 特征在于 该聚泉酸葩如下式所示:
地址
美国
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