发明名称 |
INTERNAL MOLD RELEASE AGENT FOR PRODUCTION OF POLYTHIOURETHANE OPTICAL MATERIAL |
摘要 |
Disclosed is an internal mold release agent for the production of polythiourethane optical materials, which is obtained by mixing an acidic phosphate ester compound and at least one metal selected from the group consisting of Zn, Cu, Fe, Ga, Bi, Al and Zr. The internal mold release agent for the production of polythiourethane optical materials contains the metal in an amount of 0.01 to 20 weight %. |
申请公布号 |
EP1988110(A1) |
申请公布日期 |
2008.11.05 |
申请号 |
EP20070706345 |
申请日期 |
2007.02.19 |
申请人 |
MITSUI CHEMICALS, INC. |
发明人 |
IWAZUMI, Masanori;KAWATO, Nobuo;HAYASHI, Hidetoshi;TANAKA, Mamoru;KOBAYASHI, Seiichi |
分类号 |
C08G18/72;C08G18/16;C08G18/22;C08G18/38;C08G18/52;C08G18/76;C08K3/08;C08K5/521 |
主分类号 |
C08G18/72 |
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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