Method for masking polyisocyanates in emulsion
US6858668B2 · kind B2 · utility
0Cited by
5References
110Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 1998 |
| Grant date | Feb 22, 2005 |
| Priority date | — |
| Expiry date | Aug 27, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31551
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention relates to a process for the preparation of aqueous emulsions of blocked (poly)isocyanates, this process comprising the steps consisting successively in:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.