Internal mold release agents comprising metallic soaps compatibilized with liquid quaternary ammonium salts
US5420186A · kind A · utility
7Cited by
20References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 26, 1993 |
| Grant date | May 30, 1995 |
| Priority date | — |
| Expiry date | Jan 26, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2120/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
In an active hydrogen-containing B-side composition for reaction with a polyisocyanate-containing A-side composition to make a polyurethane or polyurethaneurea elastomer by reaction injection molding, the improvement which comprises a mold release composition consisting essentially of (1) a liquid quaternary ammonium salt and (2) a metal salt of a fatty acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.