发明授权
- 专利标题: Hydroxyl functional monomers
- 专利标题(中): 羟基官能单体
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申请号: US251261申请日: 1988-09-30
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公开(公告)号: US4883854A公开(公告)日: 1989-11-28
- 发明人: Arthur J. Coury , Christopher M. Hobot
- 申请人: Arthur J. Coury , Christopher M. Hobot
- 申请人地址: MN Minneapolis
- 专利权人: Medtronic, Inc.
- 当前专利权人: Medtronic, Inc.
- 当前专利权人地址: MN Minneapolis
- 主分类号: C07C271/16
- IPC分类号: C07C271/16 ; C08G18/32 ; C08G18/38 ; C08G18/50 ; C08G18/61 ; C08G71/04
摘要:
By reacting polyamines with ethylene carbonate, hydroxyethyl urethane diols and polyols are produced. These diols and polyols are particularly useful for the synthesis of polyurethanes by reaction with diisocyanates or polyisocyanates.
公开/授权文献
- US6065635A Filter straw with cap 公开/授权日:2000-05-23