发明授权
US5358985A Ionic siloxane as internal mold release agent for polyurethane,
polyurethaneurea and polyurea elastomers
失效
离子硅氧烷作为聚氨酯，聚氨酯脲和聚脲弹性体的内部脱模剂
- 专利标题： Ionic siloxane as internal mold release agent for polyurethane, polyurethaneurea and polyurea elastomers
- 专利标题（中）： 离子硅氧烷作为聚氨酯，聚氨酯脲和聚脲弹性体的内部脱模剂
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申请号： US992360申请日： 1992-12-16
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公开(公告)号： US5358985A公开(公告)日： 1994-10-25
- 发明人: John E. Dewhurst , Ronald M. Pearlstein
- 申请人： John E. Dewhurst , Ronald M. Pearlstein
- 申请人地址： PA Allentown
- 专利权人： Air Products and Chemicals, Inc.
- 当前专利权人： Air Products and Chemicals, Inc.
- 当前专利权人地址： PA Allentown
- 主分类号： B29C33/60
- IPC分类号： B29C33/60 ; B29C33/64 ; B29C45/00 ; C08G18/28 ; C08G18/58 ; C08L75/00 ; C08K5/20
摘要：
In an active hydrogen-containing B-side composition for reaction with a polyisocyanate-containing A-side composition to make a polyurethane or polyurethaneurea elastomer by reaction injection molding, the improvement which comprises a mold release composition which is the reaction product of triethylenediamine and a C.sub.2 -C.sub.21 epoxide reacted in the presence of a carboxy functional siloxane.
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