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发明名称
聚酯树脂、其成形体及彼等之制造方法
摘要
依照本发明,可提供如下之聚对苯二甲酸伸乙酯树脂:由减压下或惰性气体氛围下藉由熔融聚合所得到之具有下列(A)~(F)特性之聚对苯二甲酸伸乙酯树脂:(A)极限黏度〔η〕;0.4~2.5 dl/g之范围,(B)聚合物末端之羧基量;30 meq/kg以下,(C)乙醛含量;10 ppm以下,(D)依照六氟异丙醇溶液之透过法测定之色相;L值为99以上且b值为0.4以下,(E)Mw/Mn;1.8~2.3之范围,及(F)环状三聚体含量;5wt%以下。
申请公布号
TW200634047
申请公布日期
2006.10.01
申请号
TW094142192
申请日期
2005.11.30
申请人
旭化成化学股份有限公司
发明人
横山宏;冈本裕重;网中宗明
分类号
C08G63/183;C08G63/78;B29C49/02
主分类号
C08G63/183
代理机构
代理人
陈长文
主权项
地址
日本
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