Printing and dyeing process of denim

A printing and dyeing technology, denim technology, applied in the direction of dyeing, textile and papermaking, can solve the problems of difficult quality control, long process route, high cost, and achieve the effects of rich colors, simple operation and less environmental pollution
CN103643544AInactive Publication Date: 2014-03-19CHANGSHU XIONGFA KNITTING PLUSH
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
CHANGSHU XIONGFA KNITTING PLUSH
Publication Date
2014-03-19
Estimated Expiration
Not applicable · inactive patent
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Abstract

The invention discloses a printing and dyeing process of denim. The printing and dyeing process comprises the following steps: (1) grey cloth pretreatment; (2) paste mixing and printing: mixing printing paste, cooperatively using pigment printing paste and sulfur dye printing paste, controlling the viscosity at 40000-45000Pa.S, printing by using a flat screen printing machine, and drying at the temperature of 100-105 DEG C, wherein the pigment printing paste is prepared from the following components in parts by mass: 14-16 parts of pigment color paste, 30-35 parts of waterborne polyurethane binder, 45-50 parts of emulsified paste and 7-9 parts of urea; the sulfur dye printing paste is prepared from the following components in parts by mass: 7-8 parts of sulfur dye, 25-30 parts of sodium formaldehydesulfoxylate dehydrate, 30-35 parts of etherified starch paste, 12-14 parts of sodium carbonate, 8-9 parts of glycerin and 16-18 parts of warm water; (3) ageing; (4) oxidant spraying; (5) washing; (6) shaping. The printing and dyeing process is simple in operation, little in environment pollution, rich in design and color and favorable in printing and spraying effects.
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Description

technical field

[0001] The invention relates to a printing and dyeing process for denim. Background technique

[0002] With the improvement of people's living standards, the requirements for printing and dyeing of knitted fabrics are getting higher and higher, and personalized printing effects are becoming more and more popular. In addition to the long process route, high cost and difficult quality control, the existing conventional reactive dye printing and dyeing process also has the problem of serious environmental pollution caused by sewage discharge. Contents of the invention

[0003] The object of the present invention is to provide a denim printing and dyeing process, which is simple in operation, less in environmental pollution, rich in patterns and colors, and has printing and spraying effects.

[0004] In order to achieve the above object, the technical solution of the present invention is to design a kind of printing and dyeing process of denim, comprising the ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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