发明名称 |
Polyester resin, molded product made thereof and process for production of polyester resin |
摘要 |
A polyester resin produced by polycondensing a dicarboxylic acid component containing an aromatic dicarboxylic acid or its ester-forming derivative as the main component and a diol component containing ethylene glycol as the main component in the presence of at least an antimony compound and a phosphorus compound, via an esterification reaction or an ester exchange reaction, which is characterized in that the amount of antimony eluted when immersed in hot water of 95° C. for 60 minutes in the form of particles having a number average particle weight of 24 mg, is not more than 1 mug per 1 g of the polyester resin, as antimony atoms (Sb).
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申请公布号 |
US7048995(B2) |
申请公布日期 |
2006.05.23 |
申请号 |
US20030644980 |
申请日期 |
2003.08.21 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION |
发明人 |
FUJIMORI YOSHIHIRO;FUJIOKA KIYOTOSHI;NUKUI MASAHIRO;YATSUGI YUTAKA;NAKAMICHI KAZUYA;SATOU NOBORU;KAMBE TOSHIO;NIWA HIROTSUGU |
分类号 |
B32B7/02;C08G63/78;C08G63/82;C08G63/85;C08G63/86;C08G63/87;D01F6/62 |
主分类号 |
B32B7/02 |
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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