Process for waterproofing leather and leather obtained by means of said process
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United States of America Patent
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Feb 15, 2005
Issued Date -
N/A
app pub date -
Apr 19, 2001
filing date -
Oct 20, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A process for waterproofing leather (1) includes pressing on the internal surface of the leather (1) at least one semi-permeable membrane (2) whose surface contacting the leather (1) is provided with a glue pattern. The glue pattern of the semi-permeable membrane (2) is preferably thermoadhesive, and therefore the pressing of the membrane on the leather (1) is preferably a hot pressing. Further, the semi-permeable membrane (2) is preferably elastic, non-porous and combined with a support sheet (3). The leather obtained by the process is also provided.
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