Epichlorohydrinamine polymers for surface treatment of leather

The present invention relates to a epichlorohydrinamine Polmer with a ratio of amine moieties to epichlorohydrin of 0.8: 1.2 to 1.0: 1.0, being used as the amine and / or ammonium units preferably dimethylaminopropylamine and benzylamine. The epichlorohydrinamine polymer according to the invention is beispeislweise used for surface treatment of semifinished leather products and textile materials.