- 专利标题： Polyethercyclicpolyols from epihalohydrins, polyhydric alcohols and metal hydroxides or epoxy alcohol and optionally polyhydric alcohols with addition of epoxy resins
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申请号： US960035申请日： 1992-10-13
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公开(公告)号： US5286882A公开(公告)日： 1994-02-15
- 发明人: Anne H. Zuzich , George C. Blytas
- 申请人： Anne H. Zuzich , George C. Blytas
- 申请人地址： TX Houston
- 专利权人： Shell Oil Company
- 当前专利权人： Shell Oil Company
- 当前专利权人地址： TX Houston
- 主分类号： C07D319/12
- IPC分类号： C07D319/12
摘要：
Method for preparing polyethercyclicpolyol by heating an alkali or alkaline earth metal hydroxide with a polyol and epihalohydrin or epoxy alcohol to initiate an addition reaction, and adding epoxy resin to the addition reaction mixture prior to the addition reaction going to completion.
公开/授权文献
- US06157483A Binocular with low magnification and wide field of vision 公开/授权日：2000-12-05
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