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A kind of purple velvet decolorization method

A purple velvet and decolorization technology, which is applied in the field of purple velvet decolorization, can solve the problem of color residue and other problems, and achieve the effect of promoting dissolution and prolonging the decolorization time

Inactive Publication Date: 2017-03-22
NINGXIA RONGCHANG CASHMERE IND GROUP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the prior art, in order to ensure the durability and softness of the fluff itself, the decolorization treatment of the colored fluff will cause color residue

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0030] A method for decolorizing purple velvet, comprising the following steps:

[0031] A. Pickling

[0032] Put the purple velvet into the pickling solution and stir for 4.5 hours. The pickling solution includes the following components:

[0033] 0.9wt% hydrochloric acid, 6.8wt% 3-butoxyl-1-propanol, 7.3wt% succinimide, 10.5wt% tert-butyl trichloroacetimidate, 5.5wt% di Hydrosodium phosphate, 6.6wt% glycerol, 1.7wt% dioctadecyldimethylammonium chloride, 19wt% ethanol, and the balance is water;

[0034] B. Fumigation

[0035] Take the purple velvet out of the pickling solution, put it into a fumigation box, and use steam to fumigate the purple velvet for 0.7 hours;

[0036] C. Neutralize and rinse

[0037] Put the purple velvet into the neutralizing rinse solution and stir for 20 minutes. The neutralizing rinse solution includes the following components:

[0038] 17% sodium carbonate, 5.8wt% glyceryl monostearate, 18.5wt% ethanol, and the balance is water;

[0039] D. D...

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PUM

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Abstract

The present invention discloses a purple cashmere decolorization method, which includes the steps of: A, pickling; B, fumigation; C, neutralization and rinsing; D, decolorization; E, adsorption; F, rinse; and G, drying. The invention can solve the disadvantages of the prior art and reduce the color residual rate of purple cashmere.

Description

technical field [0001] The invention relates to the technical field of animal fiber processing, in particular to a purple velvet decolorization method. Background technique [0002] In the prior art, in order to ensure the durability and softness of the fluff itself, the decolorization treatment of the colored fluff will produce color residue. Especially purple velvet, which belongs to a type of fluff that is more difficult to decolorize. How to reduce the residual rate of color while maintaining the quality of fluff itself has become a research hotspot in this field. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a method for decolorizing purple velvet, which can solve the deficiencies of the prior art and reduce the color residual rate of the purple velvet. [0004] In order to solve the above technical problems, the technical solutions adopted by the present invention are as follows. [0005] A method for ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D06M11/11D06M13/144D06M13/148D06M13/224D06M11/60D06M13/203D06M15/333D06M11/74D06M15/285
Inventor 李华郭永平
Owner NINGXIA RONGCHANG CASHMERE IND GROUP
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