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Patent Searching and Data


Title:
DYE FOR STAINING BY USING SUPERCRITICAL CARBON DIOXIDE
Document Type and Number:
WIPO Patent Application WO/2021/187446
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing: a dye for staining polyolefin fibers by using supercritical carbon dioxide, in which it is possible to stain the polyolefin fibers into a variety of hues at high concentration and the stained product has excellent color fastness to light, sublimation, laundering, and the like; a method for staining polyolefin fibers by using supercritical carbon dioxide; and polyolefin fibers stained by said staining method. Provided are: a dye for staining polyolefin fibers by using supercritical carbon dioxide, the dye containing at least one compound among general formulas (A) to (G); a method for staining polyolefin fibers by using said dye and supercritical carbon dioxide; and polyolefin fibers stained by said staining method.

Inventors:
HORI TERUO (JP)
MIYAZAKI KEISUKE (JP)
MATSUMOTO TOSHIAKI
KOBAYASHI ITSUKI
SUGIMURA RYOJI
Application Number:
PCT/JP2021/010477
Publication Date:
September 23, 2021
Filing Date:
March 16, 2021
Export Citation:
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Assignee:
UNIV FUKUI (JP)
KANAZAWA INSTITUTE OF TECH (JP)
KIWA CHEMICAL IND CO LTD (JP)
International Classes:
C09B29/09; C09B29/08; C09B29/40; C09B57/00; D06P1/00; D06P1/04; D06P1/94; D06P3/79
Domestic Patent References:
WO2019146174A12019-08-01
Foreign References:
JPH11507704A1999-07-06
GB1309703A1973-03-14
GB953719A1964-04-02
KR20090044715A2009-05-07
JP2002363869A2002-12-18
Attorney, Agent or Firm:
IKEUCHI & PARTNERS (JP)
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