| 发明名称 |
Tetraalkylammonium Carboxylate Salts as Trimerization Catalysts for Spray Foam Applications |
| 摘要 |
The present invention provides a method to produce a polyisocyanurate/-polyurethane spray foam using a trimerization catalyst composition having tetraalkylammonium salt of a sterically hindered carboxylic acid or an alpha,beta-unsaturated carboxylic acid.
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| 申请公布号 |
US2008312351(A1) |
申请公布日期 |
2008.12.18 |
| 申请号 |
US20070762360 |
申请日期 |
2007.06.13 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
BURDENIUC JUAN JESUS;PANITZSCH TORSTEN;MILLER JOHN WILLIAM |
| 分类号 |
C08J9/04 |
主分类号 |
C08J9/04 |
| 代理机构 |
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