20602-79-3Relevant articles and documents
Acylurea compounds
-
, (2008/06/13)
This invention relates to new compounds of the formula EQU1 M IS 1 OR 2, N IS 2, 3, 4, 5 OR 6, Z represents a polyamine radical containing a basic tertiary or a quaternary nitrogen atom. The compounds of formula (m) an useful as crosslinking agents. They an particularly useful for crosslinking gelatine, preferably gelatin present in layers of photographic material.