Vinylsulphone hardener
US4134765A · kind A · utility
1Cited by
8References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 11, 1978 |
| Grant date | Jan 16, 1979 |
| Priority date | — |
| Expiry date | Jan 11, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/41
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A vinylsulphone compound of the formula ##STR1## is provided. This compound is useful as cross-linking agent for hydrophilic colloids, especially for gelatin which is in the form of layers of photographic materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.