CN104629481A - Natural dye extraction and processing method - Google Patents

Natural dye extraction and processing method Download PDF

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Publication number
CN104629481A
CN104629481A CN201310555334.0A CN201310555334A CN104629481A CN 104629481 A CN104629481 A CN 104629481A CN 201310555334 A CN201310555334 A CN 201310555334A CN 104629481 A CN104629481 A CN 104629481A
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CN
China
Prior art keywords
natural dye
extracts
processing
extraction
natural dyestuff
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Pending
Application number
CN201310555334.0A
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Chinese (zh)
Inventor
迟玫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Twilight Garment Co Ltd
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Qingdao Twilight Garment Co Ltd
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Publication date
Application filed by Qingdao Twilight Garment Co Ltd filed Critical Qingdao Twilight Garment Co Ltd
Priority to CN201310555334.0A priority Critical patent/CN104629481A/en
Publication of CN104629481A publication Critical patent/CN104629481A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B61/00Dyes of natural origin prepared from natural sources, e.g. vegetable sources
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cosmetics (AREA)
  • Coloring (AREA)

Abstract

The invention discloses a natural dye extraction and processing method, which is characterized by comprising the following steps: 1)pretreating raw materials, 2)performing supersonic wave extraction; 3)eluting, and 4)adding an additive. The method can effectively use sappan wood for extracting the natural dye, the obtained extract product is safe and has sterilization efficacy, the natural dye has good compatibility with ecological environment and is biodegradable. Partial chemical component is added for good color fastness of the natural dye, and long-term preservation can be realized, The natural dye can keep permeability, flexibility, elastic force and luster of original fabric after usage, hand feeling, moisture absorption and strength performance are good, and the natural dye is virtually harmless to humans. The method has the advantages of simple extraction technology, high extraction efficiency, low cost and wide market prospect.

Description

A kind of natural dyestuff extracts and the method for processing
Technical field
The invention belongs to fuel manufacture technology field, be specifically related to a kind of natural dyestuff and extract and the method for processing.
Background technology
Bush is that dry heartwood is cylindrical, some connection roots, in irregular slightly bending strip.Surface burgundy or yellowish brown, visible red yellow alternate vertical walk striped, have cutter sheeter lines and tiny recessed oilhole.There is the annual ring shown in transverse section, sometimes the marrow of the visible yellow-white of central authorities, and the flash of light of tool point-like.Matter is fine and close, hard and weigh, odorless, and taste is micro-puckery.This product dropped in hot water, water dyes bright-coloured pink, then becomes yellow with vinegar, then adds alkali and become redness again.Be good with thick, solid, look reddish yellow person.
What long ago people used is all natural dyestuff, and main what utilize is the juice of plant, and what have also uses the dyeing such as the blood of insect.For thousands of years, our people to the application of vegetable dye widely.Have accumulated many experiences, such as can propose curcumine from ginger juice, rouge can be proposed refer to red from cochineal, can hematoxylin be proposed from bush, etc.
Natural dyestuff is mainly used in natural fiber (hair, fiber crops, silk, cotton) and most of regenerated fiber (milk fibre, soybean fibers, bamboo fibers, Modal etc.) textiles, and clothes, on dress ornament.Also can be used on artwork, leatherware, bamboo and wood products, makeup.While use natural dyestuff, do not use additive synthesis as far as possible, ensure environmental protection and the sky metachromia of product.
Along with the continuous enhancing of mankind's environmental consciousness and the growing interest to own health, the harm that partial synthesis dyestuff produces human health and ecotope is more and more noticeable.Under global Green Revolution tide, natural dyestuff starts again as people are paid attention to.In natural dyestuff, animals and plants dyestuff extracts by organism, good with Environmental compatibility, biodegradable.Natural dyestuff also has the several functions such as medicine, spices, makes the fabric after dyeing have special medicinal health-care function to human body.How extracting and post-treatment natural dyestuff, the efficient performance realizing dyestuff is the technical problem to be solved in the present invention.
Summary of the invention
The invention provides a kind of natural dyestuff to extract and the method for processing, technique is simple, and extraction efficiency is high, and cost is low, the Product Green environmental protection obtained, and easy to use, colour fastness is good, can preserve for a long time, wide market.
The technical scheme that the present invention takes:
Natural dyestuff extracts and a method of processing, and it is characterized in that, carries out according to following step:
(1) raw materials pretreatment: bush is added sodium hydroxide and regulate pH=7-8, be heated to 40-50 DEG C of reaction 30-40 min, wash, after naturally drying, mechanical disintegration is to 50-60 order;
(2) ultrasonic extraction: select concentration be the ethanol of 95% as solvent, be 1: 30-40 according to solid-liquid ratio, control ultrasonic power is 800-900W, ultrasonic extraction 70-80 min under temperature is 60 DEG C of conditions, filter;
(3) wash-out: by the filtrate deionized water rinsing obtained, then use pH=3-5, the ethanol elution of 95%;
(4) add additive: in elutriant, add the Benzoyl chloride 10-15% of 8%, modifying agent 3-4%, swelling agent 2-3%, solubilizing agent 0.5-0.8%, adjusts pH=7-8 with sodium hydroxide, stirs, be warming up to 45-50 DEG C of insulation 20min.
Modifying agent in above-mentioned steps (4) is one or more in organic silicon emulsion, anionic softener WML, NON IONIC SOFTNER FD-200, H-N100 NON IONIC SOFTNER.
Swelling agent in above-mentioned steps (4) is glycerol or polyoxyethylene glycol.
Solubilizing agent in above-mentioned steps (4) is one or more in urea, sodium salicylate, Sodium Benzoate.
The beneficial effect of the invention:
The present invention can effectively utilize bush extract natural dyestuff, the extract obtained safety and there is the effects such as sterilization, good with ecotope consistency, biodegradable.Adding some chemical properties makes dyestuff colour fastness good, and can preserve for a long time, can keep source textile ventilation property, flexibility, elastic force and gloss etc. after using, the performances such as feel, moisture absorption and brute force are good, and harmless.Extraction process of the present invention is simple, and extraction efficiency is high, and cost is low, wide market.
Embodiment
Embodiment 1
Natural dyestuff extracts and a method of processing, and it is characterized in that, carries out according to following step:
(1) raw materials pretreatment: bush is added sodium hydroxide and regulate pH=7-8, is heated to 40 DEG C of reaction 40 min, washes, after naturally drying, and mechanical disintegration to 60 order;
(2) ultrasonic extraction: select concentration be the ethanol of 95% as solvent, be 1: 30 according to solid-liquid ratio, control ultrasonic power is 800W, ultrasonic extraction 70min under temperature is 60 DEG C of conditions, filter;
(3) wash-out: by the filtrate deionized water rinsing obtained, then use pH=3-5, the ethanol elution of 95%;
(4) add additive: in elutriant, add the Benzoyl chloride 10% of 8%, organic silicon emulsion, anionic softener WML 3%, glycerol 2%, sodium salicylate 0.8%, adjusts pH=7-8 with sodium hydroxide, stirs, and is warming up to 50 DEG C of insulation 20min.
Embodiment 2
Natural dyestuff extracts and a method of processing, and it is characterized in that, carries out according to following step:
(1) raw materials pretreatment: bush is added sodium hydroxide and regulate pH=7-8, is heated to 50 DEG C of reaction 30 min, washes, after naturally drying, and mechanical disintegration to 60 order;
(2) ultrasonic extraction: select concentration be the ethanol of 95% as solvent, be 1: 35 according to solid-liquid ratio, control ultrasonic power is 900W, ultrasonic extraction 80 min under temperature is 60 DEG C of conditions, filter;
(3) wash-out: by the filtrate deionized water rinsing obtained, then use pH=3-5, the ethanol elution of 95%;
(4) add additive: in elutriant, add Benzoyl chloride 12%, the H-N100 NON IONIC SOFTNER 4% of 8%, glycerol or polyoxyethylene glycol 3%, Sodium Benzoate 0.8%, adjusts pH=7-8 with sodium hydroxide, stirs, be warming up to 50 DEG C of insulation 20min.

Claims (4)

1. natural dyestuff extracts and a method of processing, and it is characterized in that, carries out according to following step:
(1) raw materials pretreatment: bush is added sodium hydroxide and regulate pH=7-8, be heated to 40-50 DEG C of reaction 30-40 min, wash, after naturally drying, mechanical disintegration is to 50-60 order;
(2) ultrasonic extraction: select concentration be the ethanol of 95% as solvent, be 1: 30-40 according to solid-liquid ratio, control ultrasonic power is 800-900W, ultrasonic extraction 70-80 min under temperature is 60 DEG C of conditions, filter;
(3) wash-out: by the filtrate deionized water rinsing obtained, then use pH=3-5, the ethanol elution of 95%;
(4) add additive: in elutriant, add the Benzoyl chloride 10-15% of 8%, modifying agent 3-4%, swelling agent 2-3%, solubilizing agent 0.5-0.8%, adjusts pH=7-8 with sodium hydroxide, stirs, be warming up to 45-50 DEG C of insulation 20min.
2. a kind of natural dyestuff according to claim 1 extracts and the method for processing, it is characterized in that, the modifying agent in described step (4) is one or more in organic silicon emulsion, anionic softener WML, NON IONIC SOFTNER FD-200, H-N100 NON IONIC SOFTNER.
3. a kind of natural dyestuff according to claim 1 extracts and the method for processing, and it is characterized in that, the swelling agent in described step (4) is glycerol or polyoxyethylene glycol.
4. a kind of natural dyestuff according to claim 1 extracts and the method for processing, and it is characterized in that, the solubilizing agent in described step (4) is one or more in urea, sodium salicylate, Sodium Benzoate.
CN201310555334.0A 2013-11-11 2013-11-11 Natural dye extraction and processing method Pending CN104629481A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310555334.0A CN104629481A (en) 2013-11-11 2013-11-11 Natural dye extraction and processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310555334.0A CN104629481A (en) 2013-11-11 2013-11-11 Natural dye extraction and processing method

Publications (1)

Publication Number Publication Date
CN104629481A true CN104629481A (en) 2015-05-20

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CN201310555334.0A Pending CN104629481A (en) 2013-11-11 2013-11-11 Natural dye extraction and processing method

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106349737A (en) * 2016-08-10 2017-01-25 姚树明 Preparation method of Salvia japonica Thunb. vegetable dye
CN107151925A (en) * 2017-06-15 2017-09-12 兴化市大地蓝绢纺有限公司 A kind of production method of the clear mesh pillowcase of ecological dyeing soothing the liver
CN108948782A (en) * 2018-07-08 2018-12-07 杭州彩润科技有限公司 The method of vegetable colour is produced using red sawdust
CN109181351A (en) * 2018-08-09 2019-01-11 苏州品旺电子科技有限公司 A kind of natural textile dyestuff for bamboo fibre

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106349737A (en) * 2016-08-10 2017-01-25 姚树明 Preparation method of Salvia japonica Thunb. vegetable dye
CN107151925A (en) * 2017-06-15 2017-09-12 兴化市大地蓝绢纺有限公司 A kind of production method of the clear mesh pillowcase of ecological dyeing soothing the liver
CN108948782A (en) * 2018-07-08 2018-12-07 杭州彩润科技有限公司 The method of vegetable colour is produced using red sawdust
CN109181351A (en) * 2018-08-09 2019-01-11 苏州品旺电子科技有限公司 A kind of natural textile dyestuff for bamboo fibre

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Application publication date: 20150520