D - Textiles – Paper – 01 – C
Patent
D - Textiles, Paper
01
C
167/23, 8/53
D01C 3/00 (2006.01) B05D 3/02 (2006.01) C14B 7/00 (2006.01) C14C 9/00 (2006.01) D06M 16/00 (2006.01)
Patent
CA 1057908
PROCESS FOR DRESSING AND PROVIDING LEATHER WITH AN ANTI- MICROBIAL FINISH Abstract of the Disclosure A process for dressing and providing leather with an anti- microbial finish is provided, which comprises treating the leather with aqueous preparations of (1) reaction products of (a) an epoxide that contains at least two epoxide groups in each molecule, (b) a fatty amine with 12 to 24 carbon atoms, (c) a dicarboxylic acid of the formula HOOC(CH2)y-1COOH , wherein y is an integer from 1 to 13, optionally (d) an anhydride of an aromatic dicarboxylic acid with at least 8 carbon atoms, of an aliphatic monocarboxylic acid with at least 2 carbon atoms, or of an aliphatic dicarboxylic acid with at least 4 carbon atoms, (e) an aliphatic diol with 2 to 21 carbon atoms and/or (f) a difunctional compound which differs from components(a),(c),(d) and(e), which reaction products have been reacted or mixed or reacted and mixed with (2) aminoplast precondensates which contain alkyl ether groups, and subsequently drying the treated leather at elevated temperature. The finished leather has good fastness properties, e.g. fastness to light, wet treatments and dry rubbing and also to ironing and creasing.
215590
Hool Gerhard
Schwank Max
Topfl Rosemarie
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