发明授权
US4035313A Manufacture of self-extinguishing urethane group-containing
polyisocyanurate foams
失效
自熄灭氨基甲酸酯基聚异氰脲酸酯泡沫的制造
- 专利标题: Manufacture of self-extinguishing urethane group-containing polyisocyanurate foams
- 专利标题(中): 自熄灭氨基甲酸酯基聚异氰脲酸酯泡沫的制造
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申请号: US601940申请日: 1975-08-04
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公开(公告)号: US4035313A公开(公告)日: 1977-07-12
- 发明人: Georg Falkenstein , Alfred Guthmann , John Hutchison , Peter Weyland , Gerd Blinne
- 申请人: Georg Falkenstein , Alfred Guthmann , John Hutchison , Peter Weyland , Gerd Blinne
- 申请人地址: DT Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DT Ludwigshafen
- 优先权: DT2438369 19740809
- 主分类号: C08G18/00
- IPC分类号: C08G18/00 ; C08G18/02 ; C08G18/09 ; C08G18/46 ; C08G18/14
摘要:
Self-extinguishing urethane group containing polyisocyanurate foams are prepared by reacting a polyisocyanate with a polyesterol obtained by condensing an aliphatic dicarboxylic acid with a mixture of an aliphatic diol and N,N'-bis-(ethanol-2)-diaminooctachlorodiphenyl.
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