Title:
ACTIVE NAVY BLUE-TO-BLACK DYE COMPOSITION AND DYE PRODUCT
Document Type and Number:
WIPO Patent Application WO/2022/134533
Kind Code:
A1
Abstract:
Disclosed are an active navy blue-to-black dye composition and a dye product. The active navy blue-to-black dye composition comprises component A, component B and component D. Component A is selected from one or more dye compounds represented by formula (I) or alkali metal salts thereof; component B is selected from one or more dye compounds represented by formula (II) or alkali metal salts thereof; and component D is selected from one or more compounds represented by formulas (V)-(VII) or alkali metal salts thereof. Provided is an active navy blue-to-black dye product, which contains the active navy blue-to-black dye composition. The active navy blue-to-black dye composition and the dye product have the characteristics of good water washing fastness, a high color fixing rate, good lifting power and the like, and are suitable for printing and dyeing nitrogen-containing and/or hydroxyl-containing fiber materials and blended fabrics thereof.
Inventors:
HE XUBIN (CN)
WANG ZHUAN (CN)
HE QUANHUI (CN)
ZHAO PENG (CN)
SHEN JIANLIANG (CN)
FANG SHUYI (CN)
WANG ZHUAN (CN)
HE QUANHUI (CN)
ZHAO PENG (CN)
SHEN JIANLIANG (CN)
FANG SHUYI (CN)
Application Number:
PCT/CN2021/104711
Publication Date:
June 30, 2022
Filing Date:
July 06, 2021
Export Citation:
Assignee:
ZHEJIANG KEYONG CHEMICAL CO LTD (CN)
SHANGHAI KEHUA DYESTUFF IND CO LTD (CN)
SHANGHAI KEHUA DYESTUFF IND CO LTD (CN)
International Classes:
C09B67/24; C09B67/22; C09B67/36
Domestic Patent References:
| WO2004069937A1 | 2004-08-19 |
Foreign References:
| CN104059387A | 2014-09-24 | |||
| CN112679987A | 2021-04-20 | |||
| CN107501997A | 2017-12-22 | |||
| CN105778561A | 2016-07-20 |
Attorney, Agent or Firm:
TIANZHENG PATENT ATTORNEYS (CN)
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