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Title:
PREPARATION OF ISOCYANATE-CONTAINING ALKYL SILANE
Document Type and Number:
WIPO Patent Application WO/2008/144987
Kind Code:
A1
Abstract:
The present invention provides the preparation of isocyanate-containing alkyl silane, containing the following steps: (a) affording carbamate-containing alkyl silane, (b) carbamate-containing alkyl silane of step (a) is decomposed in the presence of transition metal complex to obtain isocyanate-containing alkyl silane. The said method of the present invention improves the dealcoholization degree of carbamate-containing alkyl silane and has high selectivity of the product of isocyanate-containing alkyl silane.

Inventors:
ZHANG, Xianlin (No. 118, Chengdong RoadHoucheng, Jingang Town,Zhangjiagang, Jiangsu 1, 215631, CN)
张先林 (中国江苏省张家港市金港镇后塍塍东路118号, Jiangsu 1, 215631, CN)
YANG, Zhiyong (No. 118, Chengdong RoadHoucheng, Jiangang Twon,Zhangjiagang203, Jiangsu 1, 215631, CN)
Application Number:
CN2007/070545
Publication Date:
December 04, 2008
Filing Date:
August 23, 2007
Export Citation:
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Assignee:
ZHANGJIAGANG HUASHENG CHEMICALS CO., LTD. (No. 118, chengdong RoadHoucheng, Jingang Twon,Zhangjiagang, Jiangsu 1, 215631, CN)
张家港市华盛化学有限公司 (中国江苏省张家港市金港镇后塍塍东路118号, Jiangsu 1, 215631, CN)
ZHANG, Xianlin (No. 118, Chengdong RoadHoucheng, Jingang Town,Zhangjiagang, Jiangsu 1, 215631, CN)
张先林 (中国江苏省张家港市金港镇后塍塍东路118号, Jiangsu 1, 215631, CN)
International Classes:
C07F7/18; B01J21/02; B01J21/06; B01J23/04; B01J23/62; C07C263/04
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (435 Guiping Road, Xuhui, Shanghai 3, 200233, CN)
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