Process for curing polyurethane coatings and compositions
US5091439A · kind A · utility
9Cited by
6References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1988 |
| Grant date | Feb 25, 1992 |
| Priority date | — |
| Expiry date | Nov 18, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/222
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Compounds of the formula ##STR1## in which a is 1, 2, or 3, R.sup.1 is an uncharged, carbocyclic or heterocyclic aromatic ring, unsubstituted or substituted, R.sup.2 is an unsubstituted or substituted cyclopentadienyl or indenyl anion, and .vertline.X.vertline..sup.a- is an a-valent anion, are suitable for use as latent curing catalysts for two-component polyurethane coatings which are activated by irradiation with actinic light or by heating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.