METHOD FOR THE PRODUCTION OF LEATHER, COPOLYMERS THAT ARE SUITABLE THEREFOR, AND FURTHER USES THEREOF
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United States of America Patent
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Issued Date -
Jul 1, 2010
app pub date -
Sep 3, 2008
filing date -
Sep 4, 2007
priority date (Note) -
Abandoned
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Abstract
Process for the production of leather, wherein pelts, pickled pelts or semifinished products are treated with at least one copolymer (A) which is obtainable by copolymerization of the following comonomers: (a) at least one ethylenically unsaturated C.sub.3-C.sub.10-carboxylic acid or at least one ethylenically unsaturated C.sub.4-C.sub.10-dicarboxylic acid or its anhydride, (b) at least one (meth)acrylate of an .alpha.-branched C.sub.3-C.sub.10-alkanol, (c) at least one (meth)acrylate of a primary C.sub.4-C.sub.20-alkanol.
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