RED DYE COMPOSITION AND USE THEREOF FOR SUPERCRITICAL CARBON DIOXIDE WATERLESS DYEING - ZHEJIANG YUEXIN PRINTING AND DYEING CO LTD

Title:

RED DYE COMPOSITION AND USE THEREOF FOR SUPERCRITICAL CARBON DIOXIDE WATERLESS DYEING

Document Type and Number:

WIPO Patent Application WO/2021/248809

Kind Code:

A1

Abstract:

Disclosed is a red dye composition and the application thereof for supercritical carbon dioxide waterless dyeing. The dye composition comprises a dye consisting of one or more compounds selected from formula (I) and one or more compounds selected from formula (II). The dye composition can achieve reverse micelle dyeing in supercritical carbon dioxide, and by means of a specific type and ratio of the compound as represented by formula (I) and the compound shown in formula (II), and can also achieve a synergistic effect of the two, thereby further improving dyeing performance.

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Inventors:

PU JIANFENG (CN)

Application Number:

PCT/CN2020/128334

Publication Date:

December 16, 2021

Filing Date:

November 12, 2020

Export Citation:

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Assignee:

ZHEJIANG YUEXIN PRINTING AND DYEING CO LTD (CN)

International Classes:

C09B67/24; D06P1/40; D06P3/06

Foreign References:

CN102604428A	2012-07-25
CN105541648A	2016-05-04
CN111635647A	2020-09-08
CN102863815A	2013-01-09
CN102766355A	2012-11-07
US4693727A	1987-09-15
CN107057401A	2017-08-18

Attorney, Agent or Firm:

SHAOXING YUEXING PATENT OFFICE (CN)

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