发明名称 |
Process for producing integral skin polyurethane foam |
摘要 |
Integral skin polymethane foams can be produced in a short time by impingement mixing a solution comprising polyols containing as an essential component a polyol derived from aromatic amine, a blowing agent and a special catalyst of tertiary amine salt having a hetero ring in the molecule, with a solution comprising one or more polyisocyanates, followed by injection into a closed mold and foaming and curing therein.
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申请公布号 |
US4444704(A) |
申请公布日期 |
1984.04.24 |
申请号 |
US19820340657 |
申请日期 |
1982.01.19 |
申请人 |
HITACHI, LTD. |
发明人 |
HIRA, YASUO;TSUZUKU, SUSUMU;GOTOH, MASAO;YOKONO, HITOSHI;NAKA, REISHI |
分类号 |
C08G18/20;C08G18/50;(IPC1-7):B29D27/00 |
主分类号 |
C08G18/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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