Bleaching and dyeing; fluid treatment and chemical modification – Chemical modification of textiles or fibers or products thereof
Reexamination Certificate
2006-12-12
2006-12-12
McGinty, Douglas (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Chemical modification of textiles or fibers or products thereof
C008S115540, C008S115690, C008S149300, C252S008620, C427S315000, C427S377000, C524S457000
Reexamination Certificate
active
07147669
ABSTRACT:
Excellent water repellency and Oil repellency are imparted to a textile by a method including(1) preparing a treatment liquid comprising a water- and oil-repellent 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 comprises 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 emulsifier and/or a salt.
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Kusumi Kayo
Yamaguchi Fumihiko
Yamamoto Ikuo
Daikin Industries Ltd.
Kumar Preeti
McGinty Douglas
Sughrue & Mion, PLLC
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