CN110791828B - Multifunctional regenerated cellulose fiber and preparation method thereof - Google Patents
Multifunctional regenerated cellulose fiber and preparation method thereof Download PDFInfo
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- CN110791828B CN110791828B CN201910988451.3A CN201910988451A CN110791828B CN 110791828 B CN110791828 B CN 110791828B CN 201910988451 A CN201910988451 A CN 201910988451A CN 110791828 B CN110791828 B CN 110791828B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/106—Radiation shielding agents, e.g. absorbing, reflecting agents
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/09—Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
- D01F2/08—Composition of the spinning solution or the bath
- D01F2/10—Addition to the spinning solution or spinning bath of substances which exert their effect equally well in either
Abstract
The invention provides a multifunctional regenerated cellulose fiber and a preparation method thereof, belongs to the technical field of functional regenerated cellulose fibers, and can realize reasonable utilization of resources on the basis of effectively preparing antibacterial, antistatic and far infrared functional fibers with lasting fragrance. The technical scheme comprises the steps of preparation of a composite modified additive, preparation of blended spinning solution, preparation of multifunctional regenerated cellulose fiber and the like. The multifunctional regenerated cellulose fiber prepared by the invention has good health care performance and excellent wearability, and can be widely applied to the fields of bedding articles, clothes and medical articles.
Description
Technical Field
The invention belongs to the field of functional regenerated cellulose fibers, and particularly relates to a multifunctional regenerated cellulose fiber and a preparation method thereof.
Background
With the development of economy and the improvement of quality of life, the development and research of healthy, comfortable and functional textiles become the main body and fashion of textile industry. The regenerated cellulose fiber and the product thereof have the characteristics of moisture absorption, air permeability, comfortable wearing and wide application, and particularly, the plant source is taken as a modifier and added into the fiber, so that the fiber has excellent functions on one hand, and has the characteristics of no toxicity and no harm on the other hand.
The lavender is a perfume plant, lysimachia foenum-graecum hance and vanilla, the whole plant contains 1-3% of volatile oil, the lavender essential oil is composed of a plurality of aromatic compounds of different types, the main components of the lavender essential oil are linalool, linalyl acetate, eucalyptol, lavender acetate, lavender alcohol, terpene-4-alcohol, camphor and the like, and the lavender essential oil has multiple effects of soothing the nerves, beautifying, resisting bacteria and the like, but the lavender extract and the lavender essential oil are easily lost in the spinning process or the post-treatment process. The graphene is a single-layer two-dimensional carbon nano structure formed by arranging carbon atoms according to honeycomb lattices, has the functions of antibiosis, static resistance and far infrared, and has the cross effect with lavender. Therefore, how to develop and apply lavender and graphene in the textile field in a correlation manner has long-term significance for realizing reasonable utilization of resources and improving the added value of textiles.
Disclosure of Invention
The invention provides a multifunctional regenerated cellulose fiber and a preparation method thereof, the preparation method can prevent the loss of lavender extract and lavender essential oil in the fiber through the adsorption of biochar and the double protection effect of microcapsules, and realizes the reasonable utilization of resources on the basis of effectively preparing the fiber with lasting fragrance and lasting antibacterial, antistatic and far infrared functions.
In order to achieve the above object, the present invention provides a method for preparing multifunctional regenerated cellulose fiber, comprising the steps of:
preparation of the composite modified additive:
according to the mass ratio of 1: (1-2) dissolving the lavender extract in water, adding the biochar and the dispersing agent into the lavender extract solution according to a certain proportion, fully stirring and adsorbing to obtain biochar dispersion liquid containing the lavender extract, drying the biochar dispersion liquid under reduced pressure to constant weight, and grinding to obtain biochar powder containing the lavender extract;
dissolving gelatin and Arabic gum in a mass ratio of 1:1 in distilled water to prepare saturated solution, adding 30-50 wt% of lavender essential oil and 2% of tween-20 water solution, fully stirring in a water bath at 45-55 ℃, taking out and cooling to room temperature, uniformly stirring at 10000r/min for 3-5 times, each time for 2-4 minutes, cooling to room temperature, curing formaldehyde, standing for layering, removing supernatant, and freeze-drying to obtain lavender essential oil microcapsule powder;
dissolving 1-2 wt% of nano graphene in water, adding a dispersing agent, and performing ultrasonic oscillation to obtain a uniformly dispersed graphene solution;
adding the obtained charcoal powder containing the lavender extract and the lavender essential oil microcapsule powder into the uniformly dispersed graphene solution according to a proportion to obtain a composite modified additive;
preparing a blended spinning solution:
cellulose pulp is used as a raw material, a viscose stock solution is prepared by a conventional viscose preparation process, and a composite modified additive accounting for 7.5-25 wt% of the content of alpha cellulose in the viscose stock solution is added according to effective components to obtain a blended spinning solution;
preparing multifunctional regenerated cellulose fibers:
and spinning the blended spinning solution through a coagulating bath, drafting the primary tows to obtain formed tows, and cutting, desulfurizing, oil-bathing and drying the obtained tows to obtain the multifunctional regenerated cellulose fiber.
According to the technical scheme, the lavender has an antibacterial effect, the graphene has antibacterial, antistatic and far infrared functions, and the prepared fiber has a lasting lavender fragrance and good and lasting antibacterial, antistatic and far infrared functions by compounding the lavender and the graphene; in addition, the loss of the lavender extract and the lavender essential oil in the fiber in the spinning process or the post-treatment process is reduced through the adsorption of the biochar and the double protection effect of the microcapsule, and the obtained fiber can be ensured to achieve the expected effect.
Preferably, the mass ratio of the lavender extract to the biochar in the obtained lavender extract-containing biochar powder is (1-1.2):1, and the particle size D of the obtained lavender extract-containing biochar powder is less than or equal to 2 μm. It is understood that the proportion can be adjusted within the above range by those skilled in the art according to actual needs.
Preferably, the biochar comprises at least one of high-temperature bamboo charcoal, binchotan, white bamboo charcoal and bamboo charcoal powder.
Preferably, the temperature of freeze drying is 3-5 ℃, and the time is 16-20 h; the ultrasonic power is 800-. It is understood that the freeze-drying conditions and the ultrasonic conditions can be adjusted within the above range by those skilled in the art according to actual needs, for example, the freeze-drying temperature can be 4 ℃ and the time can be 18 h; the ultrasonic power may be 850, 900, 950, 1000, 1100, 1200, 1300, 1400W, etc., and the ultrasonic oscillation may be 2.5, 3, 3.5h, etc.
Preferably, the dispersing agent comprises at least one of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate and polyvinylpyrrolidone, and the mass of the added dispersing agent is 1-2% of the mass of the graphene.
Preferably, the mass ratio of the charcoal powder containing the lavender extract to the lavender essential oil microcapsule powder in the obtained composite modified additive is 1 (0.3-0.8). It is understood that the ratio can be adjusted within the above range by those skilled in the art according to actual needs, for example, 1:0.4, 1:0.5, 1:0.6, 1:0.7, etc.
Preferably, the coagulating bath comprises 65-135g/L sulfuric acid, 7.5-16.0g/L zinc sulfate, 310-355g/L sodium sulfate; desulfurization bath Na2SO32.2-7.8g/L, oil bath 2.8-6.5g/L, drying temperature 110-.
The invention provides a multifunctional regenerated cellulose fiber prepared by the preparation method according to any one of the technical schemes. The multifunctional regenerated cellulose fiber provided by the technical scheme comprises the biological carbon powder and the lavender essential oil microcapsule powder, wherein the lavender extract is adsorbed on the biological carbon powder, on one hand, more lavender extracts or lavender essential oil microcapsules can be adsorbed on the biological carbon powder, on the other hand, the biological carbon powder has the characteristic of reflecting far infrared rays, meanwhile, the wall substances used by the lavender essential oil microcapsules have better chemical stability, and the loss of the lavender extracts and the lavender essential oil in the fiber in the spinning process or the post-treatment process is reduced through the adsorption of the biological carbon and the double protection effect of the microcapsules.
Preferably, the multifunctional regenerated cellulose fiber has the bacteriostasis rate of more than or equal to 95 percent on staphylococcus aureus, the bacteriostasis rate of more than or equal to 90 percent on escherichia coli and the bacteriostasis rate of more than or equal to 80 percent on candida albicans.
The invention provides a fabric prepared from the multifunctional regenerated cellulose fiber according to the technical scheme, which is characterized in that the antistatic effect of the fabric is less than or equal to 2.0s, the far infrared emissivity is greater than or equal to 0.88, and the far infrared radiation temperature rise is greater than or equal to 1.4 ℃.
Compared with the prior art, the invention has the advantages and positive effects that:
1. the regenerated cellulose fiber provided by the invention comprises biochar powder adsorbed with lavender extract and lavender essential oil microcapsule powder, and the loss of the lavender extract and the lavender essential oil in the fiber in the spinning process or the post-treatment process is reduced through the adsorption of biochar and the double protection effect of the microcapsule;
2. the regenerated cellulose fiber provided by the invention contains graphene, has antibacterial, antistatic and far infrared functions, and can be used for enabling the prepared fiber to have a lasting lavender fragrance and good and lasting antibacterial, antistatic and far infrared functions;
3. the regenerated cellulose fiber provided by the invention has the bacteriostatic rate of more than or equal to 95% on staphylococcus aureus, more than or equal to 90% on escherichia coli and more than or equal to 80% on candida albicans, the half-life period of the fabric prepared by the regenerated cellulose fiber is less than or equal to 2.0s, the far infrared emissivity is more than or equal to 0.88, the far infrared radiation temperature rise value is more than or equal to 1.4, and the regenerated cellulose fiber has good health care performance and excellent wearability and can be widely applied to the fields of bedding, clothing and medical supplies.
Detailed Description
In order to more clearly and fully describe the multifunctional regenerated cellulose fiber and the preparation method thereof provided by the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Preparing 1.33dtex multiplied by 38mm regenerated cellulose fiber with functions of aroma, antibiosis, static resistance and far infrared:
1. preparation of composite modified additive
1) Preparation of biochar adsorbing lavender extract
Firstly, dissolving lavender extract, and mixing the materials according to the proportion of 1:1, adding binchotan into the lavender extract solution, fully stirring and adsorbing to obtain a binchotan dispersion liquid containing the lavender extract, then drying the dispersion liquid under reduced pressure until the weight is constant, and grinding to obtain binchotan powder containing the lavender extract, wherein the average particle size of the binchotan powder is 1.8 mu m.
2) Preparation method of lavender essential oil microcapsule powder
Dissolving gelatin and acacia in distilled water at a mass ratio of 1:1 to obtain saturated solution, adding into 30% wt of lavender essential oil and 2% Tween-20 water solution, stirring, and placing in 45 deg.C water bath for about 15 min. After being taken out, the mixture is cooled to the room temperature, and then stirred for 5 times at 10000r/min of a homogenizer, each time for 3 minutes, and cooled to the room temperature. Solidifying formaldehyde, standing, layering, removing supernatant, and freeze drying to obtain microcapsule powder.
3) Dispersion of nanographene
Preparing graphene with the particle size D of less than or equal to 100nm into a nano graphene aqueous solution with the mass fraction of 1 wt%, wherein the content of polyvinylpyrrolidone K-30 is 1% of the mass of the graphene, and carrying out ultrasonic oscillation with the ultrasonic power of 1000W for 2.5 hours to prepare the graphene solution with uniform dispersion.
4) Preparation of composite modified additive
Adding the biochar containing the lavender extract and lavender essential oil microcapsule powder prepared in the steps (1) and (2) into the dispersed graphene solution according to the mass ratio of 1: 0.3.
2. Preparation of blended spinning solution
Cellulose pulp is used as a raw material, viscose stock solution is prepared by a conventional viscose preparation process, the prepared composite modified additive accounting for 10 percent of the content of alpha cellulose in viscose is added according to the effective component in the step of dissolving the viscose stock solution or by utilizing injection equipment before spinning, and the blended spinning solution is prepared by the following known viscose preparation procedures such as mixing and the like.
3. Spinning and after-treatment
The coagulating bath comprises 70g/L of sulfuric acid, 7.5g/L of zinc sulfate and 325g/L of sodium sulfate.
The desulfurization bath comprises: na (Na)2SO32.5g/L, oil bath: 6.0g/L, drying temperature: 125 ℃.
Example 2
Preparing 1.67dtex multiplied by 38mm regenerated cellulose fiber with functions of aroma, antibiosis, static resistance and far infrared:
1. preparation of composite modified additive
1) Preparation of biochar adsorbing lavender extract
Firstly, dissolving lavender extract, and mixing the materials according to the proportion of 1: 1.1 adding high-temperature bamboo charcoal into lavender extract solution, stirring thoroughly, adsorbing to obtain binchotan dispersion liquid containing lavender extract, drying the dispersion liquid under reduced pressure to constant weight, grinding, and making into high-temperature bamboo charcoal powder containing lavender extract with average particle size of 2.0 μm.
2) Preparation method of lavender essential oil microcapsule powder
Dissolving gelatin and acacia in distilled water at a mass ratio of 1:1 to obtain saturated solution, adding into 40% wt of lavender essential oil and 2% Tween-20 water solution, stirring, and placing in 45 deg.C water bath for about 15 min. After being taken out, the mixture is cooled to the room temperature, and then stirred for 5 times at 10000r/min of a homogenizer, each time for 3 minutes, and cooled to the room temperature. Solidifying formaldehyde, standing, layering, removing supernatant, and freeze drying to obtain microcapsule powder.
3) Dispersion of nanographene
Preparing graphene with the particle size D of less than or equal to 100nm into a nano graphene aqueous solution with the mass fraction of 1.5 wt%, wherein the content of polyvinylpyrrolidone K-30 is 1% of the mass of the graphene, and carrying out ultrasonic oscillation with the ultrasonic power of 1000W for 3 hours to prepare the graphene solution with uniform dispersion.
4) Preparation of composite modified additive
Adding the biochar containing the lavender extract and lavender essential oil microcapsule powder prepared in the steps (1) and (2) into the dispersed graphene solution according to the mass ratio of 1: 0.5.
2. Preparation of blended spinning solution
Cellulose pulp is used as a raw material, viscose stock solution is prepared by a conventional viscose preparation process, the prepared composite modified additive accounting for 15 percent of the content of alpha cellulose in viscose is added according to the effective component in the step of dissolving the viscose stock solution or by using injection equipment before spinning, and the blended spinning solution is prepared by the following known viscose preparation procedures such as mixing and the like.
3. Spinning and after-treatment
The coagulating bath comprises 78g/L sulfuric acid, 10g/L zinc sulfate and 330g/L sodium sulfate.
The desulfurization bath comprises: na (Na)2SO34g/L, oil bath: 6.0g/L, drying temperature: 120 ℃ is adopted.
Example 3
2.22dtex multiplied by 56mm regenerated cellulose fiber with functions of fragrance, antibiosis, static resistance and far infrared is prepared:
1. preparation of composite modified additive
1) Preparation of biochar adsorbing lavender extract
Firstly, dissolving lavender extract, and mixing the materials according to the proportion of 1: 1.2 adding white bamboo charcoal into lavender extract solution, stirring thoroughly, adsorbing to obtain binchotan dispersion liquid containing lavender extract, drying the dispersion liquid under reduced pressure to constant weight, grinding to obtain white bamboo charcoal powder containing lavender extract with average particle size of 2.0 μm.
2) Preparation method of lavender essential oil microcapsule powder
Dissolving gelatin and acacia in distilled water at a mass ratio of 1:1 to obtain saturated solution, adding 50% wt of lavender essential oil and 2% of tween-20 water solution, stirring, and placing in 45 deg.C water bath for about 15 min. After being taken out, the mixture is cooled to the room temperature, and then stirred for 5 times at 10000r/min of a homogenizer, each time for 3 minutes, and cooled to the room temperature. Solidifying formaldehyde, standing, layering, removing supernatant, and freeze drying to obtain microcapsule powder.
3) Dispersion of nanographene
Preparing graphene with the particle size D of less than or equal to 100nm into nano graphene water solution with the mass fraction of 2 wt%, wherein the content of polyvinylpyrrolidone K-30 is 1.5% of the mass of the graphene, and carrying out ultrasonic oscillation with the ultrasonic power of 1000W for 3 hours to prepare the graphene solution with uniform dispersion.
4) Preparation of composite modified additive
Adding the biochar containing the lavender extract and lavender essential oil microcapsule powder prepared in the steps (1) and (2) into the dispersed graphene solution according to the mass ratio of 1: 0.8.
2. Preparation of blended spinning solution
Cellulose pulp is used as a raw material, viscose stock solution is prepared by a conventional viscose preparation process, the prepared composite modified additive accounting for 20 percent of the content of alpha cellulose in viscose is added according to the effective component in the step of dissolving the viscose stock solution or by utilizing injection equipment before spinning, and the blended spinning solution is prepared by the following known viscose preparation procedures such as mixing and the like.
3. Spinning and after-treatment
The coagulating bath comprises 100g/L of sulfuric acid, 12g/L of zinc sulfate and 350g/L of sodium sulfate.
The desulfurization bath comprises: na (Na)2SO36g/L, oil bath: 6.0g/L, drying temperature: 125 ℃.
Performance testing
The performance and physical properties of the aromatic, antibacterial, antistatic, far-infrared functional regenerated cellulose fibers of various specifications prepared by the preparation methods described in examples 1-3 above were tested, and the results are shown in the following table:
table 1 antibacterial performance and sensory evaluation results for functional regenerated cellulose fibers as described in examples 1-3
Table 2 antistatic evaluation results of fabrics made from functional regenerated cellulose fibers as described in examples 1-3
TABLE 2.1 evaluation criteria for antistatic textiles
| Grade | Require that |
| A | ≤2.0s |
| B | ≤5.0s |
| C | ≤15.0s |
TABLE 2.1 evaluation results of antistatic Effect of functional regenerated cellulose fiber fabrics
| Item | Test value(s) | Grade |
| Example 1 | 0.8 | A |
| Example 2 | 0.5 | A |
| Example 3 | 0.1 | A |
Table 3 far infrared evaluation of fabrics made from functional regenerated cellulose fibers as described in examples 1-3
TABLE 3.1 evaluation criteria
| Index (I) | Numerical value |
| Emissivity | ≥0.88 |
| Radiation heating value (. degree. C.) | ≥1.4 |
TABLE 3.2 far-infrared evaluation results for fabrics made from functional regenerated cellulose fibers
According to the performance test and the content in the table above, the regenerated cellulose fiber prepared by the embodiment of the invention has far higher antibacterial rate to staphylococcus aureus, escherichia coli and candida albicans than the national standard, the antibacterial rate to staphylococcus aureus is more than or equal to 95%, the antibacterial rate to escherichia coli is more than or equal to 90%, the antibacterial rate to candida albicans is more than or equal to 80%, the half-life period of the fabric prepared by the regenerated cellulose fiber is less than or equal to 2.0s, the far infrared emissivity is more than or equal to 0.88, and the far infrared radiation temperature rise value is more than or equal to 1.4, so that the regenerated cellulose fiber has good health care performance and excellent wearability, and can be widely applied to the fields of bedding articles, clothes and medical articles.
Claims (10)
1. The preparation method of the multifunctional regenerated cellulose fiber is characterized by comprising the following steps:
preparation of the composite modified additive:
according to the mass ratio of 1: (1-2) dissolving the lavender extract in water, adding the biochar and the dispersing agent into the lavender extract solution according to a certain proportion, fully stirring and adsorbing to obtain biochar dispersion liquid containing the lavender extract, drying the biochar dispersion liquid under reduced pressure to constant weight, and grinding to obtain biochar powder containing the lavender extract;
dissolving gelatin and Arabic gum in a mass ratio of 1:1 in distilled water to prepare saturated solution, adding 30-50 wt% of lavender essential oil and 2% of tween-20 water solution, fully stirring in a water bath at 45-55 ℃, taking out and cooling to room temperature, uniformly stirring at 10000r/min for 3-5 times, each time for 2-4 minutes, cooling to room temperature, curing formaldehyde, standing for layering, removing supernatant, and freeze-drying to obtain lavender essential oil microcapsule powder;
dissolving 1-2 wt% of nano graphene in water, adding a dispersing agent, and performing ultrasonic oscillation to obtain a uniformly dispersed graphene solution;
adding the obtained charcoal powder containing the lavender extract and the lavender essential oil microcapsule powder into the uniformly dispersed graphene solution according to a proportion to obtain a composite modified additive;
preparing a blended spinning solution:
cellulose pulp is used as a raw material, a viscose stock solution is prepared by a conventional viscose preparation process, and a composite modified additive accounting for 7.5-25 wt% of the content of alpha cellulose in the viscose stock solution is added according to effective components to obtain a blended spinning solution;
preparing multifunctional regenerated cellulose fibers:
spinning the blended spinning solution through a coagulating bath, drafting the primary tows to obtain formed tows, and cutting, desulfurizing, oil-bathing and drying the obtained tows to obtain multifunctional regenerated cellulose fibers;
the grain diameter D of the nano graphene is less than or equal to 100 nm.
2. The preparation method according to claim 1, wherein the mass ratio of the lavender extract to the biochar in the obtained lavender extract-containing biochar powder is (1-1.2):1, and the particle size D of the obtained lavender extract-containing biochar powder is less than or equal to 2 μm.
3. The method of claim 1 or 2, wherein the biochar comprises at least one of high temperature bamboo charcoal, binchotan, white bamboo charcoal, and bamboo charcoal powder.
4. The method according to claim 1, wherein the temperature of the freeze-drying is 3-5 ℃ and the time is 16-20 hours; the ultrasonic power is 800-.
5. The preparation method according to claim 1, wherein in the graphene solution preparation step, the dispersant comprises at least one of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate and polyvinylpyrrolidone, and the mass of the added dispersant is 1-2% of the mass of the graphene.
6. The preparation method of claim 1, wherein the mass ratio of the charcoal powder containing lavender extract to the lavender essential oil microcapsule powder in the obtained composite modified additive is 1 (0.3-0.8).
7. The method as claimed in claim 1, wherein the coagulation bath comprises 65-135g/L sulfuric acid, 7.5-16.0g/L zinc sulfate, 310-355g/L sodium sulfate; desulfurization bath Na2SO32.2-7.8g/L, oil bath 2.8-6.5g/L, drying temperature 110-.
8. Multifunctional regenerated cellulose fibers prepared according to the method of any one of claims 1 to 7.
9. The multifunctional regenerated cellulose fibers as claimed in claim 8, characterized in that the multifunctional regenerated cellulose fibers have a bacteriostatic rate of at least 95% against staphylococcus aureus, a bacteriostatic rate of at least 90% against escherichia coli and a bacteriostatic rate of at least 80% against candida albicans.
10. The fabric prepared from the multifunctional regenerated cellulose fiber of claim 8, wherein the antistatic effect of the fabric is less than or equal to 2.0s, the far infrared emissivity is greater than or equal to 0.88, and the far infrared radiation temperature rise is greater than or equal to 1.4 ℃.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484961A (en) * | 2013-09-29 | 2014-01-01 | 新乡化纤股份有限公司 | Sustained release aramid nano-microcapsule cellulosic fiber and production method thereof |
| CN103541035A (en) * | 2013-10-31 | 2014-01-29 | 宜宾海丝特纤维有限责任公司 | Aromatic bamboo charcoal fiber and production process thereof |
| CN103806117A (en) * | 2014-03-10 | 2014-05-21 | 东莞温思帝寝具科技有限公司 | Healthcare viscose and mattress product thereof |
| CN106245133A (en) * | 2016-08-23 | 2016-12-21 | 广东洪兴实业有限公司 | The multifunctional fabric of a kind of nanometer incense that can improve sleep quality and preparation thereof |
| CN106498528A (en) * | 2016-10-20 | 2017-03-15 | 安徽依采妮纤维材料科技有限公司 | A kind of preparation method of Chinese herbal medicine aroma type viscose rayon |
| CN109267163A (en) * | 2018-08-29 | 2019-01-25 | 中科纺织研究院（青岛）有限公司 | A kind of lavender cellulose fibre and preparation method thereof |
| CN110284209A (en) * | 2019-06-28 | 2019-09-27 | 厦门安踏体育用品有限公司 | Multi-functional viscose rayon, preparation method and the fabrics such as a kind of temperature regulation, antibacterial |
-
2019
- 2019-10-17 CN CN201910988451.3A patent/CN110791828B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484961A (en) * | 2013-09-29 | 2014-01-01 | 新乡化纤股份有限公司 | Sustained release aramid nano-microcapsule cellulosic fiber and production method thereof |
| CN103541035A (en) * | 2013-10-31 | 2014-01-29 | 宜宾海丝特纤维有限责任公司 | Aromatic bamboo charcoal fiber and production process thereof |
| CN103806117A (en) * | 2014-03-10 | 2014-05-21 | 东莞温思帝寝具科技有限公司 | Healthcare viscose and mattress product thereof |
| CN106245133A (en) * | 2016-08-23 | 2016-12-21 | 广东洪兴实业有限公司 | The multifunctional fabric of a kind of nanometer incense that can improve sleep quality and preparation thereof |
| CN106498528A (en) * | 2016-10-20 | 2017-03-15 | 安徽依采妮纤维材料科技有限公司 | A kind of preparation method of Chinese herbal medicine aroma type viscose rayon |
| CN109267163A (en) * | 2018-08-29 | 2019-01-25 | 中科纺织研究院（青岛）有限公司 | A kind of lavender cellulose fibre and preparation method thereof |
| CN110284209A (en) * | 2019-06-28 | 2019-09-27 | 厦门安踏体育用品有限公司 | Multi-functional viscose rayon, preparation method and the fabrics such as a kind of temperature regulation, antibacterial |
Non-Patent Citations (3)
| Title |
|---|
| 石墨烯改性再生纤维素纤维制备及特性表征;王双成等;《成都纺织高等专科学校学报》;20171020;第34卷(第04期);8-11 * |
| 石墨烯粘胶纤维制备及性能研究;马君志等;《人造纤维》;20161228(第06期);2-9、14 * |
| 芳香型再生纤维素纤维的研制;王蝶;《西安工程大学硕士学位论文》;20130715;第14-15、25页 * |
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Denomination of invention: Multifunctional regenerated cellulose fibers and their preparation methods Effective date of registration: 20230606 Granted publication date: 20220125 Pledgee: Jiangsu Nantong Rural Commercial Bank Co.,Ltd. Dieshiqiao Sub branch Pledgor: JIANGSU KANGYICHEN LIFE TECHNOLOGY CO.,LTD. Registration number: Y2023980043011 |