发明授权
- 专利标题: In-situ polyvinyl grafting of polyurethanes
- 专利标题(中): 聚氨酯的原位聚乙烯接枝
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申请号: US910414申请日: 1978-05-30
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公开(公告)号: US4181781A公开(公告)日: 1980-01-01
- 发明人: Kiran B. Chandalia , Frank J. Preston , Henry G. Barnowski
- 申请人: Kiran B. Chandalia , Frank J. Preston , Henry G. Barnowski
- 申请人地址: CT New Haven
- 专利权人: Olin Corporation
- 当前专利权人: Olin Corporation
- 当前专利权人地址: CT New Haven
- 主分类号: C08F293/00
- IPC分类号: C08F293/00 ; C08G18/63 ; C08G18/14 ; C08G18/16
摘要:
Disclosed is a process for preparing polyurethane which comprises including an azo or peroxy di-ester polyol and an ethylenically unsaturated monomer in a polyurethane reaction formulation to effect simultaneous graft copolymerization and polyurethane polymerization. Novel polyurethane compositions are produced.
公开/授权文献
- US5331461A Rain hood assembly for exteriorly mounted rearview mirror 公开/授权日:1994-07-19
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