Storage stable solid isocyanate compositions, preparation, and method of use thereof
US5043472A · kind A · utility
8Cited by
28References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 21, 1989 |
| Grant date | Aug 27, 1991 |
| Priority date | — |
| Expiry date | Dec 21, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2120/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention relates to storage-stable solid isocyanate compositions that are substantially crystalline at room temperature comprising the reaction products of organic isocyanates with substoichiometric quantities of 2-methyl-1,3-propanediol. This invention further to a method of using the solid isocyanate compositions of the invention in the preparation of polyurethane products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.