Laminate having improved water retention characteristics
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United States of America Patent
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Issued Date -
Oct 3, 2013
app pub date -
Oct 6, 2011
filing date -
Oct 15, 2010
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Abandoned
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Abstract
The invention relates to a laminate that has at least two layers, in which at least one layer of the laminate is a water-soluble polymer film containing active substances (=“water-soluble polymer film containing active substances”), the polymer forming the film is a water-soluble polymer, and at least one second layer of the laminate is a nonwoven fabric, knitted fabric, woven fabric or a foam film (=“water retention layer”) consisting of a water-soluble polymer. The water-soluble polymers of the two layers are identical or different. The invention further relates to the production of such a laminate and to the use thereof.
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