N,N,N'-trimethylbis (Aminoethyl) ether substituted urea compostions for the production of polyurethanes
US5824711A · kind A · utility
23Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1997 |
| Grant date | Oct 20, 1998 |
| Priority date | — |
| Expiry date | May 6, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/902
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of a blowing agent, a cell stabilizer and a catalyst composition consisting essentially of the compound represented by the following formula I or II, or any blend of I and II. ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.