CN110230216A - A kind of Lyocell fibers fabric of natural dye dying and preparation method thereof - Google Patents
A kind of Lyocell fibers fabric of natural dye dying and preparation method thereof Download PDFInfo
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- CN110230216A CN110230216A CN201910463379.2A CN201910463379A CN110230216A CN 110230216 A CN110230216 A CN 110230216A CN 201910463379 A CN201910463379 A CN 201910463379A CN 110230216 A CN110230216 A CN 110230216A
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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
- 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
- D06P1/52—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 using compositions containing synthetic macromolecular substances
- D06P1/5207—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- D06P1/5214—Polymers of unsaturated compounds containing no COOH groups or functional derivatives thereof
- D06P1/5242—Polymers of unsaturated N-containing compounds
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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
- 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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- 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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/002—Locally enhancing dye affinity of a textile material by chemical means
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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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
- D06P5/10—After-treatment with compounds containing metal
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Abstract
The present invention relates to Lyocell fibers fabrics of a kind of natural dye dying and preparation method thereof, Lyocell fibers fabric is carried out first cation-modified, then the fabric of cationization is subjected to natural dye dying, fixation is finally carried out using nano titanic oxide sol and is made.The Lyocell fibers fabric dye-uptake with higher of natural dye dying prepared by the present invention, natural dye is indigo, Yellow Fructus Gardeniae, Asian puccoon and madder respectively reach 89.8%, 93.6%, 93.2% and 93.8% to the dye-uptake of Lyocell fibers fabric；The K/S value of the Lyocell fibers fabric of, Yellow Fructus Gardeniae indigo by natural dye, Asian puccoon and madder dyeing is also demonstrated by higher value, and after 20 washings, K/S value is not apparent from reduction.The preparation process of the Lyocell fibers fabric of natural dye dying is simple in the present invention, and application effect is obvious, has preferable application and popularization value.
Description
Technical field
The invention belongs to Lyocell fibers fabric arts, and in particular to a kind of Lyocell fibers of natural dye dying
Fabric and preparation method thereof.
Background technique
Lyocell fibers are a kind of novel staple fibres, and main component is cellulose fibre；Its good mechanical performance,
Have the advantages that many other fibers, such as: the graceful gloss of the comfort of cotton fiber, the soft feel of silk and silk；Its
It is used widely in many textile fields, belongs to high-grade textile fabric.
Currently, the natural dye dying of fabric is increasingly subject to welcome, this is because natural dye dying environmental pollution is small,
Clothes after dye is also non-hazardous to human health；Such as: Chinese invention patent application number 201710127909.7 discloses a kind of fibre
Cellulose fiber fabric natural dye dying method；Chinese invention patent application number 201510036524.0 discloses a kind of cellulose
The natural dye dying method of fabric；Chinese invention patent application number 201710798925.9 discloses a kind of natural dye
The post-processing approach of protein fibre fabric.Literature survey discovery: Lyocell fibers generally use synthetic dyestuffs dyeing, natural to contaminate
The Lyocell fibers of material dyeing are rarely reported.The main component of Lyocell fibers is cellulose, and natural dye is in Lyocell fibers
On dye-uptake is high, color fastness is low, this is because natural dye is negatively charged, the hydroxyl on Lyocell fibers is also also easy to produce negative
Charge, thus, the affinity between natural dye and Lyocell fibers is weak, and reactivity between the two is poor.Therefore, it is necessary to seek
Effective method is asked to make natural dye close to Lyocell fibers and react therewith.
Summary of the invention
The purpose of the present invention is overcoming the shortcomings of conventional art, a kind of Lyocell fibers fabric of natural dye dying is provided
And preparation method thereof.The Lyocell fibers fabric prepared in this way has preferable skin affinity to skin, can be into
The quality of one step raising Lyocell fibers fabric.
The purpose of the present invention is to provide a kind of Lyocell fibers fabric of natural dye dying, which is first carried out
It is cation-modified, natural dye dying is then used, fixation is finally carried out using nano titanic oxide sol and is made.
It is another object of the present invention to provide a kind of Lyocell fibers fabrics of natural dye dying described above
Preparation method, the method comprises the following steps:
(1) cation-modified: Lyocell fibers fabric is immersed into cation-modified agent solution, it is water-soluble with 10% sodium hydroxide
The pH value that liquid adjusts solution is 9~10, and the immersion time is 50~60min.
Preferably, the solid-to-liquid ratio of Lyocell fibers fabric (g) and cation-modified agent solution (ml) are as follows: 1 ︰ 10~20, sun
Ion modification agent solution concentration is 1~2%.
(2) it dyes: the Lyocell fibers fabric of step (1) processing being immersed into dye vat and is dyed, the condition of dyeing are as follows: day
Right dyestuff is 1~3% relative to the concentration of fabric, and bath raio is 1 ︰ 20~30, rises to 85~90 with 2 DEG C/min of heating rate
DEG C, 50~60min is dyed under the conditions of 85~90 DEG C of temperature；It after dyeing, washes, drying.
Preferably, the natural dye be indigo, Yellow Fructus Gardeniae, Asian puccoon, it is any in madder.
(3) fixation: the Lyocell fibers fabric that step (2) are handled being put into nano titanic oxide sol and is infiltrated, and is passed through
Two leachings two are rolled, and are then dried at 100~105 DEG C, and drying time is 3~5min, are finally baked.
Preferably, the temperature baked is 160~180 DEG C, and baking the time is 2~3min.
In the step (1) cation modifier the preparation method comprises the following steps:
The preparation of cation modifier: diallyldimethylammonium chloride and allyl alcohol glycidol ether are dripped simultaneously respectively
Three-necked flask is added, time for adding control is 2~3 hours, a small amount of deionized water is added in flask, by temperature control 75~
80 DEG C are stirred to react；Then it is slowly added dropwise into ammonium persulfate initiator aqueous solution, time for adding control is 2~3 hours, is dripped
Cheng Hou keeps the temperature 3~4 hours, obtains diallyl dimethyl ammoniumchloride-allyl alcohol glycidol ether, molecular structure is as follows
Shown in formula, cation modifier as obtained；Preferably, diallyldimethylammonium chloride, allyl alcohol glycidol ether and
The molar ratio of ammonium persulfate initiator is 1 ︰, 1 ︰ 0.1~0.5.
In the step (3) nano titanic oxide sol the preparation method comprises the following steps: in reaction flask be added dehydrated alcohol 30mL,
Butyl titanate 10mL, glacial acetic acid 2mL are successively added dropwise under 25 DEG C or so stirrings, drop finishes, and continues stirring 15min~20min and obtains
Even transparent solution；Stirring is lower to be added dropwise HNO3Polyethylene glycol-dehydrated alcohol-water mixed solution, drop finish, and continue stirring 1h and obtain
The nano-TiO of homogeneous transparent2Colloidal sol.
Preferably, HNO3HNO in polyethylene glycol-dehydrated alcohol-water mixed solution3, polyethylene glycol, dehydrated alcohol, water
Volume ratio be respectively as follows: 1 ︰, 2~4 ︰, 10~15 ︰ 1~2, the relative molecular weight of polyethylene glycol is 400.
The present invention has following distinguishing feature:
(1) the Lyocell fibers fabric dye-uptake with higher of natural dye dying prepared by the present invention, natural dye
Indigo, Yellow Fructus Gardeniae, Asian puccoon and madder respectively reach 89.8%, 93.6%, 93.2% and to the dye-uptake of Lyocell fibers fabric
93.8%；The K/S value of the Lyocell fibers fabric of, Yellow Fructus Gardeniae indigo by natural dye, Asian puccoon and madder dyeing is also demonstrated by
Higher value, after 20 washings, K/S value is not apparent from reduction, illustrates that its stability is very good.
(2) present invention carries out cation modifying to Lyocell fibers fabric using cation-modified agent solution, can promote
Into the dye-uptake of Lyocell fibers fabric；Fixation, nanometer two are carried out to Lyocell fibers fabric using nano titanic oxide sol
Titanium oxide sol forms thin film in fiber surface, with preferable fixing property.
(3) the Lyocell fibers fabric of natural dye dying has preferable skin affinity to skin, can be further
Improve the quality class of Lyocell fibers fabric.
(4) successful application of natural dye substitutes synthetic dyestuffs for it and provides a kind of selectable scheme, protects to environment
The sustainable development of shield, resource is of great significance.
Specific embodiment
The present invention is described in detail in embodiment described below.
Embodiment 1
In the present embodiment, the preparation method of the Lyocell fibers fabric of a kind of natural dye dying, includes the following steps:
(1) cation-modified: it is molten that 20g Lyocell fibers fabric being immersed into the cation modifier that 300ml concentration is 1%
Liquid is 9.2 with the pH value that 10% sodium hydrate aqueous solution adjusts solution, and the immersion time is 55min；
The cation modifier the preparation method comprises the following steps: by 0.1mol diallyldimethylammonium chloride and 0.1mol allyl
Alcohol glycidol ether is added dropwise to three-necked flask simultaneously respectively, and time for adding control is 2~3 hours, and 100ml is added in flask and goes
Temperature is controlled and is stirred to react at 78 DEG C by ionized water；Then the 50ml into the ammonium persulfate initiator containing 0.02mol is slowly added dropwise
Aqueous solution, time for adding control are 2~3 hours, after being added dropwise to complete, and keep the temperature 3~4 hours, obtain diallyl dimethyl chlorine
Change ammonium-allyl alcohol glycidol ether, molecular structure is shown below, cation modifier as obtained.
(2) it dyes: the Lyocell fibers fabric of step (1) processing being immersed into dye vat and is dyed, the condition of dyeing are as follows: day
The right indigo specific gravity relative to fabric of dyestuff is 2%, and bath raio is 1 ︰ 25,88 DEG C is risen to 2 DEG C/min of heating rate, 88
DEG C temperature under the conditions of dye 55min；It after dyeing, washes, drying.
(3) fixation: the Lyocell fibers fabric that step (2) are handled being put into nano titanic oxide sol and is infiltrated, and is passed through
Two leachings two are rolled, and are then dried at 103 DEG C, and drying time 4min is finally baked, and the temperature baked is 180 DEG C, when baking
Between be 3min, be made natural dye indigo dyeing Lyocell fibers fabric a；
The nano titanic oxide sol the preparation method comprises the following steps: in reaction flask be added dehydrated alcohol 30mL, in 25 DEG C of left sides
Butyl titanate 10mL, glacial acetic acid 2mL are successively added dropwise under right stirring, drop finishes, and continues stirring 15min~20min and obtains homogeneous transparent
Solution；Stirring is lower to be added dropwise HNO3Polyethylene glycol-dehydrated alcohol-water mixed solution, it is preferable that HNO3, polyethylene glycol (molecular weight
For 400), the volume of dehydrated alcohol, water be respectively as follows: 0.5mL, 2mL, 6mL, 1mL；Drop finishes, and continues stirring 1h and obtains homogeneous transparent
Nano-TiO2Colloidal sol.
Embodiment 2
In the present embodiment, the preparation method of the Lyocell fibers fabric of a kind of natural dye dying, includes the following steps:
(1) cation-modified: it is molten that 20g Lyocell fibers fabric being immersed into the cation modifier that 400ml concentration is 2%
Liquid is 9.7 with the pH value that 10% sodium hydrate aqueous solution adjusts solution, and the immersion time is 60min；
The cation modifier the preparation method comprises the following steps: by 0.1mol diallyldimethylammonium chloride and 0.1mol allyl
Alcohol glycidol ether is added dropwise to three-necked flask simultaneously respectively, and time for adding control is 2~3 hours, and 100ml is added in flask and goes
Temperature is controlled and is stirred to react at 78 DEG C by ionized water；Then the 50ml into the ammonium persulfate initiator containing 0.03mol is slowly added dropwise
Aqueous solution, time for adding control are 2~3 hours, after being added dropwise to complete, and keep the temperature 3~4 hours, obtain diallyl dimethyl chlorine
Change ammonium-allyl alcohol glycidol ether, molecular structure is as described in Example 1, cation modifier as obtained.
(2) it dyes: the Lyocell fibers fabric of step (1) processing being immersed into dye vat and is dyed, the condition of dyeing are as follows: day
Right dyestuff Yellow Fructus Gardeniae is 1% relative to the specific gravity of fabric, and bath raio is 1 ︰ 20, rises to 88 DEG C with 2 DEG C/min of heating rate,
60min is dyed under the conditions of 88 DEG C of temperature；It after dyeing, washes, drying.
(3) fixation: the Lyocell fibers fabric that step (2) are handled being put into nano titanic oxide sol and is infiltrated, and is passed through
Two leachings two are rolled, and are then dried at 105 DEG C, and drying time 4min is finally baked, and the temperature baked is 170 DEG C, when baking
Between be 2min, be made natural dye Yellow Fructus Gardeniae dyeing Lyocell fibers fabric b；
The nano titanic oxide sol the preparation method comprises the following steps: in reaction flask be added dehydrated alcohol 30mL, in 25 DEG C of left sides
Butyl titanate 10mL, glacial acetic acid 2mL are successively added dropwise under right stirring, drop finishes, and continues to stir the solution that 20min obtains homogeneous transparent；It stirs
Mix lower dropwise addition HNO3Polyethylene glycol-dehydrated alcohol-water mixed solution, it is preferable that HNO3, (molecular weight is polyethylene glycol
400), dehydrated alcohol, water volume be respectively as follows: 0.5mL, 1mL, 5mL, 0.5mL；Drop finishes, and continues stirring 1h and obtains homogeneous transparent
Nano-TiO2Colloidal sol.
Embodiment 3
In the present embodiment, the preparation method of the Lyocell fibers fabric of a kind of natural dye dying, includes the following steps:
(1) cation-modified: it is molten that 20g Lyocell fibers fabric being immersed into the cation modifier that 200ml concentration is 1%
Liquid is 9.5 with the pH value that 10% sodium hydrate aqueous solution adjusts solution, and the immersion time is 60min；
The cation modifier the preparation method comprises the following steps: by 0.1mol diallyldimethylammonium chloride and 0.1mol allyl
Alcohol glycidol ether is added dropwise to three-necked flask simultaneously respectively, and time for adding control is 2~3 hours, and 100ml is added in flask and goes
Temperature is controlled and is stirred to react at 78 DEG C by ionized water；Then the 50ml into the ammonium persulfate initiator containing 0.02mol is slowly added dropwise
Aqueous solution, time for adding control are 2~3 hours, after being added dropwise to complete, and keep the temperature 3~4 hours, obtain diallyl dimethyl chlorine
Change ammonium-allyl alcohol glycidol ether, molecular structure is as described in Example 1, cation modifier as obtained.
(2) it dyes: the Lyocell fibers fabric of step (1) processing being immersed into dye vat and is dyed, the condition of dyeing are as follows: day
Right dyestuff Asian puccoon is 2.5% relative to the specific gravity of fabric, and bath raio is 1 ︰ 25, rises to 90 DEG C with 2 DEG C/min of heating rate,
60min is dyed under the conditions of 90 DEG C of temperature；It after dyeing, washes, drying.
(3) fixation: the Lyocell fibers fabric that step (2) are handled being put into nano titanic oxide sol and is infiltrated, and is passed through
Two leachings two are rolled, and are then dried at 100 DEG C, and drying time 4min is finally baked, and the temperature baked is 180 DEG C, when baking
Between be 3min, be made natural dye Asian puccoon dyeing Lyocell fibers fabric c；
The nano titanic oxide sol the preparation method comprises the following steps: in reaction flask be added dehydrated alcohol 30mL, in 25 DEG C of left sides
Butyl titanate 10mL, glacial acetic acid 2mL are successively added dropwise under right stirring, drop finishes, and continues to stir the solution that 20min obtains homogeneous transparent；It stirs
Mix lower dropwise addition HNO3Polyethylene glycol-dehydrated alcohol-water mixed solution, it is preferable that HNO3, (molecular weight is polyethylene glycol
400), dehydrated alcohol, water volume be respectively as follows: 0.5mL, 1.5mL, 7.5mL, 1mL；Drop finishes, and continues stirring 1h and obtains homogeneous transparent
Nano-TiO2Colloidal sol.
Embodiment 4
In the present embodiment, the preparation method of the Lyocell fibers fabric of a kind of natural dye dying, includes the following steps:
(1) cation-modified: it is molten that 20g Lyocell fibers fabric being immersed into the cation modifier that 300ml concentration is 3%
Liquid is 9.8 with the pH value that 10% sodium hydrate aqueous solution adjusts solution, and the immersion time is 60min；
The cation modifier the preparation method comprises the following steps: by 0.1mol diallyldimethylammonium chloride and 0.1mol allyl
Alcohol glycidol ether is added dropwise to three-necked flask simultaneously respectively, and time for adding control is 2~3 hours, and 100ml is added in flask and goes
Temperature is controlled and is stirred to react at 78 DEG C by ionized water；Then the 50ml into the ammonium persulfate initiator containing 0.01mol is slowly added dropwise
Aqueous solution, time for adding control are 2~3 hours, after being added dropwise to complete, and keep the temperature 3~4 hours, obtain diallyl dimethyl chlorine
Change ammonium-allyl alcohol glycidol ether, molecular structure is as described in Example 1, cation modifier as obtained.
(2) it dyes: the Lyocell fibers fabric of step (1) processing being immersed into dye vat and is dyed, the condition of dyeing are as follows: day
Right dyestuff madder is 3% relative to the specific gravity of fabric, and bath raio is 1 ︰ 30,90 DEG C is risen to 2 DEG C/min of heating rate, 90
DEG C temperature under the conditions of dye 60min；It after dyeing, washes, drying.
(3) fixation: the Lyocell fibers fabric that step (2) are handled being put into nano titanic oxide sol and is infiltrated, and is passed through
Two leachings two are rolled, and are then dried at 105 DEG C, and drying time 4min is finally baked, and the temperature baked is 160 DEG C, when baking
Between be 2min, be made natural alizarin dyes dyeing Lyocell fibers fabric d；
The nano titanic oxide sol the preparation method comprises the following steps: in reaction flask be added dehydrated alcohol 30mL, in 25 DEG C of left sides
The right side is vigorously stirred down and butyl titanate 10mL is successively added dropwise, glacial acetic acid 2mL, and drop finishes, and continues stirring 20min and obtains the molten of homogeneous transparent
Liquid；Stirring is lower to be added dropwise HNO3Polyethylene glycol-dehydrated alcohol-water mixed solution, it is preferable that HNO3, (molecular weight is polyethylene glycol
400), dehydrated alcohol, water volume be respectively as follows: 0.5mL, 1mL, 5mL, 0.5mL；Drop finishes, and continues stirring 1h and obtains homogeneous transparent
Nano-TiO2Colloidal sol.
Performance evaluation example:
The Lyocell fibers fabric a of indigo dyeing, the Lyocell fibers fabric b of Yellow Fructus Gardeniae dyeing, Asian puccoon dye are tested respectively
The K/S value and upper dye of the Lyocell fibers fabric c of color and the Lyocell fibers fabric d of madder dyeing in different washing times
Rate.Test result is as follows shown in table:
By table as it can be seen that the Lyocell fibers of the Lyocell fibers fabric a of indigo dyeing prepared by the present invention, Yellow Fructus Gardeniae dyeing
The dye-uptake of the Lyocell fibers fabric d of fabric b, the Lyocell fibers fabric c of Asian puccoon dyeing and madder dyeing respectively reach
89.8%, 93.6%, 93.2% and 93.8%, four kinds of natural dyes are demonstrated by higher dyeing efficiency.The Lay of indigo dyeing
Sai Er fabric a, the Lyocell fibers fabric b of Yellow Fructus Gardeniae dyeing, the Lyocell fibers fabric c of Asian puccoon dyeing and madder dye
The K/S value of the Lyocell fibers fabric d of color respectively reaches 13.5,14.7,14.3 and 14.6, is demonstrated by higher K/S value, warp
After crossing 20 standard wash, K/S value does not show apparent decline yet, illustrates that its stability is fine.
Claims (7)
1. a kind of preparation method of the Lyocell fibers fabric of natural dye dying, which is characterized in that the method includes as follows
Step:
(1) cation-modified: Lyocell fibers fabric is immersed into cation-modified agent solution, the hydroxide for being 5-10% with concentration
The pH value that sodium water solution adjusts solution is 9~10, and the immersion time is 50~60min；
The cation modifier the preparation method comprises the following steps: diallyldimethylammonium chloride and allyl alcohol glycidol ether are distinguished
It is added dropwise to three-necked flask simultaneously, time for adding control is 2~3 hours, and a small amount of deionized water is added in flask, and temperature control is existed
75~80 DEG C are stirred to react；Then ammonium persulfate initiator aqueous solution is added dropwise, time for adding control is 2~3 hours, is added dropwise to complete
Afterwards, 3~4 hours are kept the temperature, obtains diallyl dimethyl ammoniumchloride-allyl alcohol glycidol ether, molecular structure such as following formula
It is shown, cation modifier as obtained；
(2) it dyes: the Lyocell fibers fabric of step (1) processing being immersed into dye vat and is dyed, the condition of dyeing are as follows: natural dye
Expect that the concentration relative to fabric is 1~3%, bath raio is 1 ︰ 20~30,85~90 DEG C are risen to 2 DEG C/min of heating rate,
50~60min is dyed under the conditions of 85~90 DEG C of temperature；It after dyeing, washes, drying；
(3) fixation: the Lyocell fibers fabric that step (2) are handled being put into nano titanic oxide sol and is infiltrated, by two leachings
Two roll, and then dry at 100~105 DEG C, and drying time is 3~5min, are finally baked；
The nano titanic oxide sol the preparation method comprises the following steps: in reaction flask be added dehydrated alcohol 30mL, stirred in 25 DEG C or so
It mixes down and butyl titanate 10mL is successively added dropwise, glacial acetic acid 2mL, drop finishes, and continues to stir the solution that 15min~20min obtains homogeneous transparent；
It then proceedes to that HNO is added dropwise under stirring3Polyethylene glycol-dehydrated alcohol-water mixed solution, drop finish, and continue stirring 1h and obtain
The nano-TiO of homogeneous transparent2Colloidal sol.
2. a kind of preparation method of the Lyocell fibers fabric of natural dye dying according to claim 1, feature exist
In the solid-to-liquid ratio of Lyocell fibers fabric (g) and cation-modified agent solution (ml) in the step (1) are as follows: 1 ︰ 10~20,
Cation modifier solution concentration is 1~2%.
3. a kind of preparation method of the Lyocell fibers fabric of natural dye dying according to claim 1, feature exist
In the molar ratio of diallyldimethylammonium chloride, allyl alcohol glycidol ether and ammonium persulfate initiator is in the step (1)
1 ︰, 1 ︰ 0.1~0.5.
4. a kind of preparation method of the Lyocell fibers fabric of natural dye dying according to claim 2, feature exist
In, in the step (2) natural dye be indigo, Yellow Fructus Gardeniae, Asian puccoon, it is any in madder.
5. a kind of preparation method of the Lyocell fibers fabric of natural dye dying according to claim 1, feature exist
In the temperature baked in the step (3) is 160~180 DEG C, and baking the time is 2~3min.
6. a kind of preparation method of the Lyocell fibers fabric of natural dye dying according to claim 1, feature exist
In HNO in the step (3)3HNO in polyethylene glycol-dehydrated alcohol-water mixed solution3, polyethylene glycol, dehydrated alcohol, water
Volume ratio be respectively as follows: 1 ︰, 2~4 ︰, 10~15 ︰ 1~2, the relative molecular weight of polyethylene glycol is 400.
7. a kind of Lyocell fibers fabric of natural dye dying, which is characterized in that using described in any one of claim 1-6
The preparation method of Lyocell fibers fabric of natural dye dying a kind of be prepared.
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| CN112252054A (en) * | 2020-09-22 | 2021-01-22 | 鲁泰纺织股份有限公司 | Method for dyeing pure cotton yarn on line by vegetable dye |
| CN112323513A (en) * | 2020-10-13 | 2021-02-05 | 武汉纺织大学 | Blue Lyocell fabric prepared by dyeing plant dye hyacinth and preparation method thereof |
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| CN112482052A (en) * | 2020-10-13 | 2021-03-12 | 武汉纺织大学 | Green lyocell fabric prepared by dyeing with rosemary serving as vegetable dye and preparation method of green lyocell fabric |
| CN112501925A (en) * | 2020-10-13 | 2021-03-16 | 武汉纺织大学 | Brown Lyocell fabric prepared by dyeing chestnut peels with vegetable dye and preparation method thereof |
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| CN112252054A (en) * | 2020-09-22 | 2021-01-22 | 鲁泰纺织股份有限公司 | Method for dyeing pure cotton yarn on line by vegetable dye |
| CN112323513A (en) * | 2020-10-13 | 2021-02-05 | 武汉纺织大学 | Blue Lyocell fabric prepared by dyeing plant dye hyacinth and preparation method thereof |
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| CN112482052A (en) * | 2020-10-13 | 2021-03-12 | 武汉纺织大学 | Green lyocell fabric prepared by dyeing with rosemary serving as vegetable dye and preparation method of green lyocell fabric |
| CN112501925A (en) * | 2020-10-13 | 2021-03-16 | 武汉纺织大学 | Brown Lyocell fabric prepared by dyeing chestnut peels with vegetable dye and preparation method thereof |
| CN112501925B (en) * | 2020-10-13 | 2022-09-09 | 江苏苏美达轻纺科技产业有限公司 | Brown Lyocell fabric prepared by dyeing chestnut peels with vegetable dye and preparation method thereof |
| CN112323513B (en) * | 2020-10-13 | 2023-02-28 | 武汉纺织大学 | Blue Lyocell fabric prepared by dyeing plant dye hyacinth and preparation method thereof |
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| CN112680971A (en) * | 2020-12-24 | 2021-04-20 | 创姿服饰(上海)有限公司 | Fabric with excellent performance and application thereof in field of clothes |
| CN114703688A (en) * | 2022-04-29 | 2022-07-05 | 武汉纺织大学 | Black lyocell fabric prepared by dyeing animal dye gallnut and preparation method thereof |
| WO2024038442A1 (en) * | 2022-08-14 | 2024-02-22 | Sonoviatech Ltd. | Compositions and methods for indigo dyeing |
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