Water- and oil-repellent treatment of textile
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United States of America Patent
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Mar 16, 2010
Grant Date -
Oct 14, 2004
app pub date -
Apr 8, 2003
filing date -
Apr 8, 2003
priority date (Note) -
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Abstract
Excellent water- and oil-repellency and soil releasability can be obtained by a method of preparing a treated textile, having steps of: (1) preparing a treatment liquid containing a water- and oil-repellent agent and a stain blocking agent, (2) adjusting pH of the treatment liquid to at most 7, (3) applying the treatment liquid to a textile, (4) treating the textile with steam, and (5) washing the textile with water and dehydrating the textile, wherein the water- and oil-repellent agent contains at least one fluorine-containing compound selected from the group consisting of a fluorine-containing polymer and a fluorine-containing low molecular weight compound, and the water- and oil-repellent agent or the treatment liquid contains a cationic emulsifying agent.
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