Method of producing moisture-permeable artificial leather
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United States of America Patent
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Dec 11, 1984
Grant Date -
N/A
app pub date -
Jun 9, 1983
filing date -
Jan 24, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to a method of producing a moisture-permeable artificial leather comprising transferring a water-soluble inorganic salt-containing polyurethane layer onto a base fabric and washing the polyurethane layer with water to extract out said water-soluble inorganic salt. A feature of the invention is that the inorganic salt used has a particle diameter range such that at least 90% thereof is not larger than 30 microns.
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