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Indigo dye and preparation method thereof

An indigo and dye technology, applied in the direction of organic dyes, etc., can solve the problems of easy color fading, not bright cloth color, complicated process, etc., and achieve the effect of not easy color fading, bright color and good coloring effect.

Inactive Publication Date: 2017-11-14
贵州文昌蓝靛有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

With the development of the rural tourism and cultural industry, people are more and more fond of ethnic costumes. Therefore, the development of the indigo dye industry has a good market value, but the traditional indigo dye and cloth dyeing process has complicated processes, and the color of the dyed cloth Not bright, especially easy to fade and other defects

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] Embodiment 1: the preparation of indigo dye:

[0014] In terms of mass percentage, put 15% indigo into the dye vat and add 50°C, then add 10% fern ash, 10% sodium acetylated distarch, 7% ethanol, and 58% water and stir evenly to form indigo. dye.

Embodiment 2

[0015] Embodiment 2: the preparation of indigo dye:

[0016] In terms of mass percentage, put 20% indigo into the dye vat and add 50°C, then add 13% fern ash, 13% acetylated distarch sodium, 10% ethanol, and 44% water and stir evenly to form indigo. dye.

Embodiment 3

[0017] Embodiment 3: the preparation of indigo dye:

[0018] In terms of mass percentage, put 22% indigo into the dye vat and add 50°C, then add 14% fern ash, 14% acetylated distarch sodium, 12% ethanol, and 38% water and stir evenly to form indigo. dye.

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PUM

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Abstract

The invention provides an indigo dye and a preparation method thereof. The indigo dye is prepared from the following raw materials by weight percent: 15-30% of indigo, 10-18% of acetylated diacid distarch sodium, 10-18% of fern ashes, 7-17% of ethanol and water, wherein the sum of the components in percentages by weight is 100%. The prepared dye is better in dyeing property, and the dyed cloth is bright and gorgeous in color and luster and is not easy to fade.

Description

technical field [0001] The invention belongs to the technical field of dye processing, and in particular relates to a blue indigo dye and a preparation method thereof. Background technique [0002] Indigo is a herbaceous plant. Its cultivation and production have a long history among the Yao people. The main use of indigo is to dye cloth, and it can also be used for medicine. Yaojia indigo is not only used by itself, but also sold as a product in the market. It is a dye specially needed by ethnic minorities. The seeds of indigo are small, shaped like Chinese fir, and they are collected after the Qingming Festival in March, buried in the soil in May and set up a shed for seedling cultivation, and transplanted in July to August. Most of them are transplanted in taro fields and beside Qinggou, preferably in places with moist soil. The plant height of indigo is two to three feet, and the school leaf stems are green. It has a fragrant and unique flavor, and it is harvested and ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09B67/28C09B67/42
CPCC09B67/0071C09B67/0077
Inventor 王文昌
Owner 贵州文昌蓝靛有限公司