Polycarbodiimide derivatives and method for preparing the same
US5821325A · kind A · utility
4Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1996 |
| Grant date | Oct 13, 1998 |
| Priority date | — |
| Expiry date | Dec 10, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/025
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A hydroxy- or mercapto-bearing organic compound is caused to react with a polycarbodiimide compound in the presence of an alcoholate of an alkali metal or of an alkaline earth metal. The carbodiimide linkage in the polymer which results from the above-described reaction is crosslinked.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.