发明授权
- 专利标题: Alkoxylation using a calcium sulfate catalyst
- 专利标题(中): 使用硫酸钙催化剂进行烷氧基化
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申请号: US251430申请日: 1988-09-30
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公开(公告)号: US4946984A公开(公告)日: 1990-08-07
- 发明人: Charles F. Hauser
- 申请人: Charles F. Hauser
- 申请人地址: CT Danbury
- 专利权人: Union Carbide Chemicals and Plastics Company Inc.
- 当前专利权人: Union Carbide Chemicals and Plastics Company Inc.
- 当前专利权人地址: CT Danbury
- 主分类号: B01F17/42
- IPC分类号: B01F17/42 ; B01J27/053 ; C07B61/00 ; C07C41/03 ; C07C43/10 ; C07C43/11
摘要:
This invention relates to the use of calcium sulfate as a catalyst in the preparation of alkoxylation products, i.e., condensation reaction products of alkylene oxides and organic compounds having at least one active hydrogen, that have beneficial, narrow molecular weight ranges.
公开/授权文献
- US6139897A Oil or fat composition containing phytosterol 公开/授权日:2000-10-31
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