发明名称 |
Polyester polyurethane flexible slabstock foam made using reduced emission surfactant |
摘要 |
A method for preparing a polyester polyurethane flexible slabstock foam by reacting an organic polyisocyanate with a polyester polyol in the presence of urethane catalyst, water as a blowing agent and a silicone surfactant characterized in that the silicone surfactant comprises the reaction product of 1,1,1,3,5,5,5-hepta(hydrocarbyl)trisiloxane coupled with polyalkyleneoxide mono allyl ether and capped with a succinic anhydride.
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申请公布号 |
US5908871(A) |
申请公布日期 |
1999.06.01 |
申请号 |
US19980126239 |
申请日期 |
1998.07.30 |
申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
FREY, JOHN HERBERT;BATTICE, DAVID ROBERT;MUHA, KRUNOSLAV;PETROFF, LENIN JAMES |
分类号 |
C08G18/34;C08G18/38;(IPC1-7):C08G18/00 |
主分类号 |
C08G18/34 |
代理机构 |
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