发明名称 |
POLYMERIZATION OF GLYCEROL USING A ZEOLITE CATALYST |
摘要 |
PCT No. PCT/EP94/00318 Sec. 371 Date Dec. 20, 1995 Sec. 102(e) Date Dec. 20, 1995 PCT Filed Feb. 3, 1994 PCT Pub. No. WO94/18259 PCT Pub. Date Aug. 18, 1994Disclosed herein is a process wherein glycerol, glycidol or 2,2-dimethyl-1,3-dioxolane-4-methanol is polymerized in the presence of an acid zeolite having an average pore size of at least 0.6 nanometer at 150 DEG -250 DEG C. At least 50 wt. % of cyclic polymers are obtained. |
申请公布号 |
EP0683800(B1) |
申请公布日期 |
1997.01.02 |
申请号 |
EP19940906900 |
申请日期 |
1994.02.03 |
申请人 |
UNICHEMA CHEMIE B.V. |
发明人 |
ESHUIS, JOHAN, JAN, W.;LAAN, JOHANNES, ARIE, M.;POTMAN, RONALD, PETER |
分类号 |
B01J29/08;C08G65/10;C08G65/16;C08G65/34 |
主分类号 |
B01J29/08 |
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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