Photocurable diisocyanate compositions
US4119510A · kind A · utility
11Cited by
5References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 7, 1975 |
| Grant date | Oct 10, 1978 |
| Priority date | — |
| Expiry date | Nov 7, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2/46
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A prepolymer for use in preparing photocurable compositions is prepared by reacting an aliphatic diisocyanate having terminal isocyano groups and at least one alkyl side chain with a hydroxy-, mercapto- or amino-containing olefinically unsaturated compound. This prepolymer is compounded with a photosensitizer and, optionally, a polymercaptan to prepare photocurable compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.