CN106702776A - Water hyacinth dyed organic cotton and preparation method and application thereof - Google Patents
Water hyacinth dyed organic cotton and preparation method and application thereof Download PDFInfo
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- CN106702776A CN106702776A CN201710034899.2A CN201710034899A CN106702776A CN 106702776 A CN106702776 A CN 106702776A CN 201710034899 A CN201710034899 A CN 201710034899A CN 106702776 A CN106702776 A CN 106702776A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/34—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using natural dyestuffs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/14—De-sizing
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/16—Multi-step processes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/445—Use of auxiliary substances before, during or after dyeing or printing
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/58—Material containing hydroxyl groups
- D06P3/60—Natural or regenerated cellulose
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Abstract
The invention relates to a preparation method of water hyacinth dyed organic cotton. The preparation method comprises the following steps that a water hyacinth dye is extracted, the organic cotton is pretreated and the water hyacinth dyed organic cotton is prepared. According to the preparation method of the water hyacinth dyed organic cotton, a natural water hyacinth pigment is extracted from the water hyacinth, modified organic cotton is dyed, the affinity between the modified organic cotton and the water hyacinth pigment is increased, accordingly the water hyacinth pigment firmly attaches to the organic cotton, and the dyeing performance of the organic cotton is improved. The water hyacinth pigment belongs to a natural dye, is harmless to human health, has good compatibility with the environment, is biodegradable and is conductive to environment protection. In addition, the water hyacinth is turned into wealth, and beneficial exploration is performed for reasonable water hyacinth utilization.
Description
Technical field
The present invention relates to printing technology field, and in particular to a kind of Eichhornia crassipes dyes organic cotton and preparation method thereof and answers
With.
Background technology
Organic cotton this noun be from English Organic Cotton literally.Also cried in other language abroad
Ecological cotton or biological cotton.In organic cotton production, based on organic fertilizer biological pest control nature cultivation management, mustn't use
Chemicals, from seed to agricultural product All Pure Nature CR production.And promulgated with various countries or WTO/FAO《Agricultural product security matter
Amount standard》It is yardstick, cotton Pesticides huge sum of money genus nitrobacter harmful organism (including microorganism, parasitic ovum etc.) etc. is poisonous
Harmful substance contents control in the range of standard gauge threshold quantity, and access authentication commodity cotton.Organic cotton is a kind of pure natural
Free of contamination cotton, in agricultural production, based on organic fertilizer, biological pest control, natural cultivation management, does not allow to use
Chemicals, also requires that pollution-free during spinning is produced；With ecology, green, the characteristic of environmental protection；What organic cotton was made into knits
Object light pool is beautiful, soft, have excellent bounce, drapability, wearability；With unique antibacterial, deodorization performance；It is slow
Solution allergic symptom, mitigates the uncomfortable symptom of skin that normal fabric is caused, such as fash；It is more beneficial for care child skin nursing；
Summer uses, and makes one to feel special nice and cool.Use in winter is fluffy comfortable and can exclude internal many waste hot airs and moisture content.Due to having
Machine cotton will keep pure natural characteristic in plantation and fabrication processes, and existing chemical synthetic dye cannot be dyeed to it.
The content of the invention
It is an object of the present invention to propose that a kind of Eichhornia crassipes dyes the preparation method of organic cotton.
A kind of Eichhornia crassipes of the invention dyes the preparation method of organic cotton, comprises the following steps：The extraction of Eichhornia crassipes dyestuff：
Eichhornia crassipes dry powder that mass fraction is 10 parts~30 parts is weighed in tea bag, the tea bag is then filled in into soxhlet's extraction device
In extracting barrel, the deionized water that mass fraction is 70 parts~210 parts is added, it is 60 DEG C~75 DEG C then to adjust temperature, soaks 3h
~4h, to obtain the Eichhornia crassipes stock staining solution, the Eichhornia crassipes stock staining solution is rotated at a temperature of 50 DEG C~60 DEG C, with
To Eichhornia crassipes dyestuff；The pretreatment of organic cotton：Organic cotton is carried out with the high temperature desizing enzyme that mass concentration is 5%~10% first
Desizing, temperature is 95 DEG C~100 DEG C, and the time is 20min~30min, and bath raio is 1：(9~10)；Then in 95 DEG C~100 DEG C temperature
H is used under degree2O2Light drift 40min~60min, bath raio is 1：(8~9)；Then changed with the cation that mass concentration is 8%~10%
Property agent organic cotton is modified in sodium hydroxide solution, modification time be 45min~60min, temperature be 85 DEG C~95 DEG C,
Bath raio is 1：(15~18), to obtain pretreated organic cotton；Eichhornia crassipes dyes the preparation of organic cotton：By Eichhornia crassipes dye
Material is configured to the aqueous solution that mass concentration is 20%~30%, at normal temperatures, the pretreated organic cotton immersion is described
In the aqueous solution, it is 1 to control bath raio：(20~25), dye 5min~10min, then with the intensification speed of 5 DEG C/min~8 DEG C/min
The temperature of the aqueous solution is increased to 80 DEG C~90 DEG C by rate, is incubated 45min~60min, is then taken out described pretreated
Organic cotton, successively with the water washing that temperature is 5 DEG C~10 DEG C and 60 DEG C~80 DEG C, then is that 1g/L~5g/L, temperature are with concentration
80 DEG C~85 DEG C of soaping agent cleaning 20min~30min, that is, obtain Eichhornia crassipes dyeing organic cotton.
Eichhornia crassipes according to embodiments of the present invention dyes the preparation method of organic cotton, and natural phoenix is extracted from Eichhornia crassipes
Eye lotus pigment, dyes to modified organic cotton, and the affinity between modified organic cotton and Eichhornia crassipes pigment increases
, so that Eichhornia crassipes pigment is firmly anchored in organic cotton, improve its dyeability.Eichhornia crassipes pigment belongs to natural dye
Material, is harmful to human health, and being compatible with the environment property is good, is biodegradable, is conducive to environmental protection.In addition, by phoenix
Eye lotus is turned waste into wealth, and is Eichhornia crassipes rationally using having carried out beneficial exploration.
In addition, Eichhornia crassipes according to the above embodiment of the present invention dyes the preparation method of organic cotton, can also have as follows
Additional technical characteristic：
Further, in the pretreatment of the organic cotton, the cation modifier is Catiotec MRC.
Further, in the extraction of the Eichhornia crassipes dyestuff, the particle diameter of the Eichhornia crassipes dry powder is 10 μm~50 μm.
Further, in the pretreatment of the organic cotton, the H2O2Mass concentration be 34.5%.
Further, in the pretreatment of the organic cotton, the mass concentration of the sodium hydroxide solution for 5g/L~
10g/L。
It is another object of the present invention to the Eichhornia crassipes dyeing organic cotton for proposing prepared by above-mentioned method.
Another object of the present invention is to propose above-mentioned Eichhornia crassipes dyeing organic cotton answering in underwear process
With.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Specific embodiment
Embodiments of the invention are described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and
It is not considered as limiting the invention.
Embodiment 1
Embodiment 1 proposes the preparation method that a kind of Eichhornia crassipes dyes organic cotton, comprises the following steps：
(1) extraction of Eichhornia crassipes dyestuff：Mass fraction is 10 parts, particle diameter is 50 μm Eichhornia crassipes dry powder is weighed in tea bag
In, then the tea bag to be filled in soxhlet's extraction device extracting barrel, then the deionized water for adding mass fraction to be 70 parts is adjusted
Section temperature is 75 DEG C, 3h is soaked, to obtain the Eichhornia crassipes stock staining solution, by the Eichhornia crassipes stock staining solution at a temperature of 60 DEG C
Revolving, to obtain Eichhornia crassipes dyestuff.
(2) pretreatment of organic cotton：Desizing is carried out to organic cotton with the high temperature desizing enzyme that mass concentration is 5% first, temperature
It is 100 DEG C to spend, and the time is 20min, and bath raio is 1：10；Then with the H that mass concentration is 34.5% at a temperature of 95 DEG C2O2Light drift
40min~60min, bath raio is 1：9；Then it is dense in quality with the cation modifier Catiotec MRC that mass concentration is 8%
Spend in the sodium hydroxide solution for 10g/L and organic cotton is modified, modification time is 45min, temperature is 95 DEG C, and bath raio is 1：
15, to obtain pretreated organic cotton.
(3) Eichhornia crassipes dyes the preparation of organic cotton：By the Eichhornia crassipes dyestuff be configured to mass concentration be 30% it is water-soluble
Liquid, at normal temperatures, the pretreated organic cotton is immersed in the aqueous solution, and it is 1 to control bath raio：20,10min is dyeed,
Then the temperature of the aqueous solution is increased to 90 DEG C with the heating rate of 5 DEG C/min, is incubated 45min, then taken out described pre-
Organic cotton after treatment, successively with the water washing that temperature is 10 DEG C and 60 DEG C, then is that 5g/L, temperature are 80 DEG C and soap with concentration
30min is cleaned in agent, that is, obtain Eichhornia crassipes dyeing organic cotton.
Embodiment 2
Embodiment 2 proposes the preparation method that a kind of Eichhornia crassipes dyes organic cotton, comprises the following steps：
(1) extraction of Eichhornia crassipes dyestuff：Mass fraction is 30 parts, particle diameter is 10 μm Eichhornia crassipes dry powder is weighed in tea bag
In, then the tea bag is filled in soxhlet's extraction device extracting barrel, the deionized water that mass fraction is 210 parts is added, then
Regulation temperature is 60 DEG C, 4h is soaked, to obtain the Eichhornia crassipes stock staining solution, by the Eichhornia crassipes stock staining solution in 50 DEG C of temperature
Lower revolving, to obtain Eichhornia crassipes dyestuff.
(2) pretreatment of organic cotton：Desizing is carried out to organic cotton with the high temperature desizing enzyme that mass concentration is 10% first, temperature
It is 95 DEG C to spend, and the time is 30min, and bath raio is 1：9；Then with the H that mass concentration is 34.5% at a temperature of 100 DEG C2O2Light drift
40min, bath raio is 1：9；Then it is 10g/ in mass concentration with the cation modifier Catiotec MRC that mass concentration is 8%
Organic cotton is modified in the sodium hydroxide solution of L, modification time is 45min, temperature is 95 DEG C, and bath raio is 1：15, with
To pretreated organic cotton.
(3) Eichhornia crassipes dyes the preparation of organic cotton：By the Eichhornia crassipes dyestuff be configured to mass concentration be 30% it is water-soluble
Liquid, at normal temperatures, the pretreated organic cotton is immersed in the aqueous solution, and it is 1 to control bath raio：20,10min is dyeed,
Then the temperature of the aqueous solution is increased to 90 DEG C with the heating rate of 5 DEG C/min, is incubated 45min, then taken out described pre-
Organic cotton after treatment, successively with the water washing that temperature is 10 DEG C and 60 DEG C, then is that 5g/L, temperature are 80 DEG C and soap with concentration
30min is cleaned in agent, that is, obtain Eichhornia crassipes dyeing organic cotton.
Embodiment 3
Embodiment 3 proposes the preparation method that a kind of Eichhornia crassipes dyes organic cotton, comprises the following steps：
(1) extraction of Eichhornia crassipes dyestuff：Mass fraction is 20 parts, particle diameter is 25 μm Eichhornia crassipes dry powder is weighed in tea bag
In, then the tea bag is filled in soxhlet's extraction device extracting barrel, the deionized water that mass fraction is 150 parts is added, then
Regulation temperature is 70 DEG C, 3.5h is soaked, to obtain the Eichhornia crassipes stock staining solution, by the Eichhornia crassipes stock staining solution in 55 DEG C of temperature
The lower revolving of degree, to obtain Eichhornia crassipes dyestuff.
(2) pretreatment of organic cotton：Desizing is carried out to organic cotton with the high temperature desizing enzyme that mass concentration is 8% first, temperature
It is 98 DEG C to spend, and the time is 25min, and bath raio is 1：10；Then with the H that mass concentration is 34.5% at a temperature of 97 DEG C2O2Light drift
50min, bath raio is 1：8；Then it is 7g/L in mass concentration with the cation modifier Catiotec MRC that mass concentration is 9%
Sodium hydroxide solution in organic cotton is modified, modification time is 53min, and temperature is 90 DEG C, and bath raio is 1：17, to obtain
Pretreated organic cotton.
(3) Eichhornia crassipes dyes the preparation of organic cotton：By the Eichhornia crassipes dyestuff be configured to mass concentration be 25% it is water-soluble
Liquid, at normal temperatures, the pretreated organic cotton is immersed in the aqueous solution, and it is 1 to control bath raio：22,7min is dyeed, so
The temperature of the aqueous solution is increased to 85 DEG C with the heating rate of 6 DEG C/min afterwards, 52min is incubated, the pre- place is then taken out
Organic cotton after reason, successively with the water washing that temperature is 7 DEG C and 70 DEG C, then with the soaping agent that concentration is 3g/L, temperature is 83 DEG C
Cleaning 25min, that is, obtain Eichhornia crassipes dyeing organic cotton.
Comparative example 1
Comparative example 1 is differed only in embodiment 1, and comparative example 1 is not pre-processed to organic cotton, directly uses Eichhornia crassipes
Dyestuff is dyeed to organic cotton, other steps and parameter all same.
Determine the K/S values of the goldenrod dyed cotton fabric that 1~embodiment of embodiment 3 and comparative example 1 are obtained and every jail
Degree, as a result as shown in table 1.(wherein, textile dyeing fastness index is measured with reference to national standard.
Color fastness to washing:Carried out with reference to GB/T3921.1-1997, fabric sample size is 40mm*100mm, soap lye temperature
It it is 45 DEG C, bath raio is 50:L, the time is 30min.Colour fastness to rubbing:Carried out with reference to GB/T3920-1997, dyeing sample size
It is 50mm*250mm, fraction time is 105, number of times is 10 times, and reciprocating traverse is 100mm.Following all same.)
Table 1:The performance of each embodiment and the organic cotton of the dyeing of comparative example 1
It can be seen from Table 1 that, it is not modified by every fastness ratio of the modified bafta after goldenrod is dyeed
Organic cotton it is more preferable, its water-fastness and fastness to rubbing is preferable, illustrate modified organic cotton and goldenrod dyestuff
Conjugation is more preferable.
Comparative example 2
Comparative example 2 is differed only in embodiment 2, and comparative example 2, will in the preparation of step Eichhornia crassipes dyeing organic cotton
The Eichhornia crassipes dyestuff is configured to the aqueous solution that mass concentration is 10%, other steps and condition all same.
Comparative example 3
Comparative example 3 is differed only in embodiment 2, and comparative example 3, will in the preparation of step Eichhornia crassipes dyeing organic cotton
The Eichhornia crassipes dyestuff is configured to the aqueous solution that mass concentration is 15%, other steps and condition all same.
Comparative example 4
Comparative example 4 is differed only in embodiment 2, and comparative example 4, will in the preparation of step Eichhornia crassipes dyeing organic cotton
The Eichhornia crassipes dyestuff is configured to the aqueous solution that mass concentration is 35%, other steps and condition all same.
Comparative example 5
Comparative example 5 is differed only in embodiment 2, and comparative example 5, will in the preparation of step Eichhornia crassipes dyeing organic cotton
The Eichhornia crassipes dyestuff is configured to the aqueous solution that mass concentration is 40%, other steps and condition all same.
Determine the Eichhornia crassipes dyeing organic cotton that comparative example 2~comparative example 5 and 1~embodiment of embodiment 3 are obtained K/S values and
Every fastness, as a result as shown in table 2.
Table 2:The performance of each comparative example and the organic cotton of embodiment dyeing
It can be seen from Table 2 that, use mass concentration to be changed for the aqueous solution organic cotton of 20%~30% Eichhornia crassipes
Property than using mass concentration less than 20% or Eichhornia crassipes more than 30% the aqueous solution organic cotton is dyeed after items jail
Degree is more preferable, and its water-fastness and fastness to rubbing is preferable, and it is 30% goldenrod dye liquor dilution to cotton to use mass concentration
Fabric is modified, and its effect is more preferable.
Comparative example 6
Comparative example 6 is differed only in embodiment 3, and comparative example 6 is cation-modified in the pre-treatment step of organic cotton
The mass concentration of agent is 4%, remaining step and parameter all same.
Comparative example 7
Comparative example 7 is differed only in embodiment 3, and comparative example 7 is cation-modified in the pre-treatment step of organic cotton
The mass concentration of agent is 6%, remaining step and parameter all same.
Comparative example 8
Comparative example 8 is differed only in embodiment 3, and comparative example 8 is cation-modified in the pre-treatment step of organic cotton
The mass concentration of agent is 12%, remaining step and parameter all same.
Comparative example 9
Comparative example 9 is differed only in embodiment 3, and comparative example 9 is cation-modified in the pre-treatment step of organic cotton
The mass concentration of agent is 15%, remaining step and parameter all same.
Determine the Eichhornia crassipes dyeing organic cotton that comparative example 6~comparative example 9 and 1~embodiment of embodiment 3 are obtained K/S values and
Every fastness, as a result as shown in table 3.
Table 3:The performance of each comparative example and the organic cotton of embodiment dyeing
It can be seen from Table 3 that, use mass concentration to be modified than using matter for 8%~10% cation modifier
Amount concentration less than 8% or the Eichhornia crassipes more than 10% the aqueous solution organic cotton is modified after every fastness more preferably, its is resistance to
Washing and fastness to rubbing are preferable.
In summary, the Eichhornia crassipes of the embodiment of the present invention dyes the preparation method of organic cotton, and day is extracted from Eichhornia crassipes
Right Eichhornia crassipes pigment, dyes to modified organic cotton, affine between modified organic cotton and Eichhornia crassipes pigment
Power increased, so that Eichhornia crassipes pigment is firmly anchored in organic cotton, improve its dyeability.Eichhornia crassipes pigment belongs to
Natural dye, is harmful to human health, and being compatible with the environment property is good, is biodegradable, is conducive to environmental protection.Separately
Outward, Eichhornia crassipes is turned waste into wealth, is Eichhornia crassipes rationally using having carried out beneficial exploration.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replaces and changes.
Claims (7)
1. a kind of Eichhornia crassipes dyes the preparation method of organic cotton, it is characterised in that comprise the following steps：
The extraction of Eichhornia crassipes dyestuff：Eichhornia crassipes dry powder that mass fraction is 10 parts~30 parts is weighed in tea bag, then by institute
State tea bag to fill in soxhlet's extraction device extracting barrel, add the deionized water that mass fraction is 70 parts~210 parts, then adjust temperature
It is 60 DEG C~75 DEG C to spend, and 3h~4h is soaked, to obtain the Eichhornia crassipes stock staining solution, by the Eichhornia crassipes stock staining solution at 50 DEG C
Rotated at a temperature of~60 DEG C, to obtain Eichhornia crassipes dyestuff；
The pretreatment of organic cotton：Desizing, temperature are carried out to organic cotton with the high temperature desizing enzyme that mass concentration is 5%~10% first
It it is 95 DEG C~100 DEG C, the time is 20min~30min, and bath raio is 1：(9~10)；Then H is used at a temperature of 95 DEG C~100 DEG C2O2
Light drift 40min~60min, bath raio is 1：(8~9)；Then with the cation modifier that mass concentration is 8%~10% in hydrogen-oxygen
Organic cotton is modified in change sodium solution, modification time is 45min~60min, temperature is 85 DEG C~95 DEG C, and bath raio is 1：
(15~18), to obtain pretreated organic cotton；
Eichhornia crassipes dyes the preparation of organic cotton：By the Eichhornia crassipes dyestuff be configured to mass concentration be 20%~30% it is water-soluble
Liquid, at normal temperatures, the pretreated organic cotton is immersed in the aqueous solution, and it is 1 to control bath raio：(20~25), dyeing
5min~10min, is then increased to 80 DEG C~90 with the heating rate of 5 DEG C/min~8 DEG C/min by the temperature of the aqueous solution
DEG C, 45min~60min is incubated, the pretreated organic cotton is then taken out, it is successively 5 DEG C~10 DEG C and 60 DEG C with temperature
~80 DEG C of water washing, then 20min~30min is cleaned with the soaping agent that concentration is 1g/L~5g/L, temperature is 80 DEG C~85 DEG C,
Obtain Eichhornia crassipes dyeing organic cotton.
2. Eichhornia crassipes according to claim 1 dyes the preparation method of organic cotton, it is characterised in that in the organic cotton
In pretreatment, the cation modifier is Catiotec MRC.
3. Eichhornia crassipes according to claim 1 dyes the preparation method of organic cotton, it is characterised in that in Eichhornia crassipes dye
In the extraction of material, the particle diameter of the Eichhornia crassipes dry powder is 10 μm~50 μm.
4. Eichhornia crassipes according to claim 1 dyes the preparation method of organic cotton, it is characterised in that in the organic cotton
In pretreatment, the H2O2Mass concentration be 34.5%.
5. Eichhornia crassipes according to claim 1 dyes the preparation method of organic cotton, it is characterised in that in the organic cotton
In pretreatment, the mass concentration of the sodium hydroxide solution is 5g/L~10g/L.
6. the Eichhornia crassipes dyeing organic cotton for being prepared using the method described in any one of claim 1~5.
7. application of the Eichhornia crassipes dyeing organic cotton described in claim 6 in underwear process.
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| CN201710034899.2A CN106702776A (en) | 2017-01-18 | 2017-01-18 | Water hyacinth dyed organic cotton and preparation method and application thereof |
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| CN201710034899.2A CN106702776A (en) | 2017-01-18 | 2017-01-18 | Water hyacinth dyed organic cotton and preparation method and application thereof |
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Application publication date: 20170524 |