发明名称 |
POLYETHER AND ITS PRODUCTION PROCESS |
摘要 |
In producing a polyether in the presence of a double metal cyanide complex catalyst, a narrow molecular weight distribution of the polyether can be obtained. Producing a polyether with at least one hydroxy group includes subjecting a cyclic monomer, such as an alkylene oxide, to a ring-opening addition polymerization with an initiator having a hydroxy group, in the presence of a double metal cyanide complex catalyst. |
申请公布号 |
US2012202963(A1) |
申请公布日期 |
2012.08.09 |
申请号 |
US201213434947 |
申请日期 |
2012.03.30 |
申请人 |
SUZUKI CHITOSHI;ARAI TAKEAKI;FURUMI MASAHITO;TANAKA HIDEAKI;SASAKI TAKAYUKI;HORIE AKIO;ASAHI GLASS COMPANY, LIMITED |
发明人 |
SUZUKI CHITOSHI;ARAI TAKEAKI;FURUMI MASAHITO;TANAKA HIDEAKI;SASAKI TAKAYUKI;HORIE AKIO |
分类号 |
C08G65/26 |
主分类号 |
C08G65/26 |
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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