发明授权
US4473666A Catalyst system for use in producing carboxylic acid blown polyurethane
foams
失效
用于生产羧酸泡沫聚氨酯泡沫的催化剂体系
- 专利标题: Catalyst system for use in producing carboxylic acid blown polyurethane foams
- 专利标题(中): 用于生产羧酸泡沫聚氨酯泡沫的催化剂体系
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申请号: US575247申请日: 1984-01-30
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公开(公告)号: US4473666A公开(公告)日: 1984-09-25
- 发明人: Francois M. Casati , Daniel S. Raden , Francis W. Arbir
- 申请人: Francois M. Casati , Daniel S. Raden , Francis W. Arbir
- 申请人地址: IL North Chicago
- 专利权人: Abbott Laboratories
- 当前专利权人: Abbott Laboratories
- 当前专利权人地址: IL North Chicago
- 主分类号: C08G18/00
- IPC分类号: C08G18/00 ; C08G18/18 ; C08G18/20 ; C08J9/08 ; C08G18/14
摘要:
A catalyst system and process are provided for producing polyurethane foams using a carboxylic acid blowing agent, wherein an organic polyol and an organic polyisocyanate are contacted with a catalyst system comprising a dialkylcyclohexylamine and an N-substituted alkoxyalkyl piperazine.
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