abstract |
Vinylsulphone compounds of the general formula [CH2=CHSO2 CH2CH2(CONH)x(CH2)3]2-O(CH2CH2O)y-, WHEREIN X IS 1 OR 2 AND Y IS 0 OR AN INTEGER OF 1 TO 100 ARE PROVIDED. These compounds are useful as cross-linking agents for hydrophilic colloids, especially for gelatin which is in the form of layers of photographic materials. |