发明公开
EP3310827A1 TRIMERIZATION CATALYSTS FROM STERICALLY HINDERED SALTS AND TERTIARY AMINES HAVING ISOCYANATE REACTIVE GROUPS
审中-公开
纯碱催化剂由无碱盐和具有异氰酸酯反应性基团的叔胺
- 专利标题: TRIMERIZATION CATALYSTS FROM STERICALLY HINDERED SALTS AND TERTIARY AMINES HAVING ISOCYANATE REACTIVE GROUPS
- 专利标题(中): 纯碱催化剂由无碱盐和具有异氰酸酯反应性基团的叔胺
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申请号: EP15895248.1申请日: 2015-06-18
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公开(公告)号: EP3310827A1公开(公告)日: 2018-04-25
- 发明人: LENG, Boxun , BURDENIUC, JuanJesus , TOBIAS, James Douglas , HOFFMAN, Robert , HU, Xiubing
- 申请人: Evonik Degussa GmbH
- 申请人地址: Rellinghauser Straße 1-11 45128 Essen DE
- 专利权人: Evonik Degussa GmbH
- 当前专利权人: Evonik Degussa GmbH
- 当前专利权人地址: Rellinghauser Straße 1-11 45128 Essen DE
- 国际公布: WO2016201675 20161222
- 主分类号: C08G18/16
- IPC分类号: C08G18/16 ; C08G101/00 ; C08G18/18
摘要:
The present invention provides trimerization catalyst compositions having a sterically hindered carboxylate salt used in combination with a tertiary amine catalysts having isocyanate reactive groups and methods to produce a polyisocyanurate/-polyurethane foam using such trimerization catalyst compositions.
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