Title: Special handicraft colour leather and its producing method
Application Number: 92108643 Application Date: 1992.11.26
Publication Number: 1087384 Publication Date: 1994.06.01
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C14C3/02
Applicant(s) Name: Luwan Commodity Exterior Technology Inst., Shangha Address:
Inventor(s) Name: Lian Jianguo, Xu Junyan
Attorney & Agent: WANG ZHENG HUANG SHUOCHENG
Abstract:
     The present invention relates to a coloured leather and its colour dyeing process. It is characterized by that the dye used for chrome leather is an anionic ion composite dye, consisting of acidic dye, direct dye and active dye; the dye used for vegetable tanned leather is a cationic dye, consisting of basic dyes. Its dyeing method may be color-splashing, painting, spray dyeing, tie-dyeing, rub-dyeing, resist dyeing or combination of those procedures. The coloured leather of said invention is bright-coloured, and its colour fastness is high.
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