Leather treatment agent and its use

Details Leather treatment agent and its use Leather treatment agent and its use

C - Chemistry, Metallurgy

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C

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C14C 3/08 (2006.01) C14C 1/08 (2006.01) C14C 3/00 (2006.01) C14C 9/02 (2006.01) D06P 1/613 (2006.01) D06P 1/642 (2006.01) D06P 1/649 (2006.01) D06P 1/651 (2006.01) D06P 3/32 (2006.01)

Patent

CA 1285351

Leather treatment agent and its use A b s t r a c t Leather treatment agent containing a mixture a) of a carboxylic acid X - COOH I wherein X represents -[ R-CO-Z-(R'-Z)a ]b-CO-R-COOH 1 or -R"-(Z-R')c-Z-CO-R-COOH 2 and the symbols have the meaning described in more detail in the description, and b) of a compound containing at least one primary, secondary or tertiary amino group, with a molecular weight of 200-20,000, are used in processes for tanning, pretanning, retanning, dyeing or fat liquor- ing pelts or pretanned leather or fully tanned leather. Le A 23 942

513943

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