| 发明名称 |
METHOD OF MAKING POLYURETHANE FOAM |
| 摘要 |
Herein are disclosed an apparatus and method for reaction injection molding of polyurethane foam. In the method, a recirculation loop containing polyols along with an effective amount of water, and a recirculation loop containing isocyanates, are each partially evacuated. |
| 申请公布号 |
US2012180400(A1) |
申请公布日期 |
2012.07.19 |
| 申请号 |
US201213347994 |
申请日期 |
2012.01.11 |
| 申请人 |
BENSON-SARGENT ELIZABETH ANNA;DOW DAVID R.;DUNHAM GRADY A.;EARL DOUGLAS E.;LENZENDORF JEFFREY P.;3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
BENSON-SARGENT ELIZABETH ANNA;DOW DAVID R.;DUNHAM GRADY A.;EARL DOUGLAS E.;LENZENDORF JEFFREY P. |
| 分类号 |
C08G18/06;B24D3/32;C08J9/00 |
主分类号 |
C08G18/06 |
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