CN103255488A - Preparation method of high-strength viscose fiber - Google Patents
Preparation method of high-strength viscose fiber Download PDFInfo
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Abstract
The invention relates to a preparation method of high-strength viscose fiber, belonging to the technical field of textile fiber processing. The preparation method mainly comprises the steps of dispersing inorganic nano whisker or organic nano whisker through dispersion liquid, then blending with a viscose stock solution, and preparing high-strength viscose fiber filament or staple fiber through the process flows of stirring, standing for deaeration, filtering, spinning and the like. The strength of the prepared viscose fiber is higher than that of the viscose fiber spun by a traditional process by above 20-50%. The preparation method provided by the invention is simple in process, convenient to operate and control, and easy to realize industrialized production, and does not need special equipment. The strength of the viscose fiber prepared by the preparation method is higher than that of the viscose fiber prepared by a conventional method, and the viscose fiber is wide in application.
Description
Technical field
The present invention relates to a kind of preparation method of polynosic fibre, belong to the textile fabric processing technique field.
Background technology
Viscose is with a long history, and as far back as 19 end of the centurys, scientist Cross, Bevan, the Beadle of Britain have just invented the method for preparing cellulose sulfonic acid fat.Over more than 100 year, owing to viscose raw material native cellulose wide material sources, belong to regenerated resources; The product wearability is good, has moisture absorption, ventilative, softness, easy dyeing, series of advantages such as antistatic, and it is worn as snug as a bug in a rug; And viscose energy natural degradation, can not cause environmental pollution.Though viscose has above-mentioned series of advantages, its shortcoming is apparent: its brute force is low, and is especially wet relatively poor by force; The washing shrinkage height; Poor flexibility, the dress or the washing after crease easily, arch camber, it is attractive in appearance to influence fabric.
China publication CN101775671A, open day on July 14th, 2010, invention and created name is a kind of polynosic fibre and production method thereof, this application case discloses a kind of polynosic fibre and production method thereof, it is characterized in that being mixed with rayon spinning solution and being made viscose by bacteria cellulose.Its production method comprises step: the sheet bacteria cellulose is carried out preliminary treatment, adopt ball-milling method to pulverize the bacterial cellulose powder that obtains micro/nano level then; Add above-mentioned bacterial cellulose powder to the also deaeration that is uniformly dispersed in the viscose spinning solution, obtain spinning solution; Above-mentioned spinning solution is made polynosic fibre.By the viscose of this inventive method preparation, its intensity height, washing shrinkage is little, and good springiness can be with cotton, hair and other synthetic fiber blending, interweave, and is used for fields such as high-grade fabric and fabrics for industrial use.But this method needs earlier the sheet bacteria cellulose to be made bacterial cellulose powder, directly bacterial cellulose powder is joined in the viscose spinning solution then, this method operating process is loaded down with trivial details, technology length consuming time, and the bacterial cellulose powder particle mixes inhomogeneous with the viscose spinning solution, influences the performance of fiber easily.
Therefore, how to prepare polynosic fibre effectively, and technical process is simple and easy to control, has important social and economic benefit, be conducive to promote the industrial upgrading of China's chemical fibre industry.
Summary of the invention
At above-mentioned existing problems, the objective of the invention is to overcome above-mentioned defective, a kind of preparation method of polynosic fibre is provided, for the technical solution that satisfies the object of the invention is:
A kind of preparation method of polynosic fibre, described preparation method may further comprise the steps:
A presses mass fraction NaOH 4.5%, and the ratio of viscose glue stoste 8% and water 87.5% is made elementary dispersion liquid;
B wherein is respectively a kind of the joining in the elementary dispersion liquid in inorganic nano whisker or the organic nano whisker by mass fraction:
Nano whisker 20～50%,
Elementary dispersion liquid 50～80%,
Put into mixer after the mixing and stir, wherein whipping temp is 15～30 ℃, and mixing time is 1～6 hour, and the rotating speed of mixer is 100～2000 Zhuan ∕ minutes, makes the nano whisker dispersion liquid;
C with the viscose glue dope blending of nano whisker dispersion liquid and the fine content 8% of first, wherein is respectively by mass fraction then:
Viscose glue stoste 50～99%, nano whisker dispersion liquid 1～50%, by the mixer formation blend solution that stirs, wherein whipping temp is 20～22 ℃, and mixing time is 2～8 hours, and the rotating speed of mixer is 100～2000 Zhuan ∕ minutes;
D filters blend solution through twice, squeeze in the deaeration still, is incubated deaeration 6～8 hours under 20～22 ℃ of conditions;
E will filter, the blend solution after the deaeration carries out wet spinning, make polynosic fibre, wherein, and the composition of coagulating bath: sulfuric acid 10～20g ∕ L, sodium sulphate 400～420g/L, zinc sulfate 10～30g/L.
Described inorganic nano whisker is a kind of in nanometer silicon carbide or CNT or the nano zine oxide;
Described organic nano whisker is a kind of of nanometer albumen whisker or nano-cellulose whisker.
Owing to adopted above technical scheme, the useful technique effect of the present invention is:
1 the present invention utilizes the advantage of high strength, high-modulus and the high elongation rate of nano whisker, make blend solution with the viscose glue dope blending after inorganic (or organic) nano whisker made dispersion liquid, make polynosic fibre by technological processes such as stirring, standing and defoaming, filtration, spinning.Viscose glue and dispersion liquid do not react under alkali condition, are a kind of physical blending processes, do not injure the performance of nano whisker high strength, high-modulus and high elongation rate.And inorganic (or organic) nano whisker wide material sources, alternative more, and the subsequent technique adjustment is little.
The prepared polynosic fibre of 2 the present invention not only has higher intensity, and gained viscose intensity is high more than 20～50% than intensity that traditional handicraft is spun; And have better elastic, hygroscopicity, stainability, corrosion resistance, bulkiness etc., be widely used.
The preparation method of 3 a kind of polynosic fibres of the present invention can directly adjust in the viscose glue production technology; Need not special installation, on common viscose glue production and spinning process equipment, can produce polynosic fibre; The convenient easily control of operating process is easy to realize suitability for industrialized production.
The specific embodiment
A kind of preparation method of polynosic fibre, described preparation method may further comprise the steps:
A presses mass fraction NaOH 4.5%, and the ratio of viscose glue stoste 8% and water 87.5% is made elementary dispersion liquid;
B wherein is respectively a kind of the joining in the elementary dispersion liquid in inorganic nano whisker or the organic nano whisker by mass fraction:
Nano whisker 20～50%,
Elementary dispersion liquid 50～80%,
Put into mixer after the mixing and stir, wherein whipping temp is 15～30 ℃, and mixing time is 1～6 hour, and the rotating speed of mixer is 100～2000 Zhuan ∕ minutes, makes the nano whisker dispersion liquid;
C with the viscose glue dope blending of nano whisker dispersion liquid and the fine content 8% of first, wherein is respectively by mass fraction then:
Viscose glue stoste 50～99%,
Nano whisker dispersion liquid 1～50%,
By the mixer formation blend solution that stirs, wherein whipping temp is 20～22 ℃, and mixing time is 2～8 hours, and the rotating speed of mixer is 100～2000 Zhuan ∕ minutes;
D filters blend solution through twice, squeeze in the deaeration still, is incubated deaeration 6～8 hours under 20～22 ℃ of conditions;
E will filter, the blend solution after the deaeration carries out wet spinning, make polynosic fibre, wherein, and the composition of coagulating bath: sulfuric acid 10～20g ∕ L, sodium sulphate 400～420g/L, zinc sulfate 10～30g/L.
Described inorganic nano whisker is a kind of in nanometer silicon carbide or CNT or the nano zine oxide;
Described organic nano whisker is a kind of of nanometer albumen whisker or nano-cellulose whisker.
Embodiment 1
A. the preparation of inorganic nano carborundum dispersion liquid
Inorganic nano carborundum and elementary dispersion liquid are pressed following mass percent: inorganic nano carborundum 20%, the ratio of elementary dispersion liquid 80%, putting into mixer stirs, whipping temp is 15 ℃, mixing time is 1 hour, the rotating speed of mixer is 100 Zhuan ∕ branches, forms inorganic nano carborundum dispersion liquid, and is standby.
B. the blend solution of viscose glue stoste and inorganic nano carborundum dispersion liquid preparation
With viscose glue stoste and the inorganic nano carborundum dispersion liquid that makes through the A step by following mass percent: viscose glue 50%, the ratio of inorganic nano carborundum dispersion liquid 50%, putting into mixer stirs, whipping temp is 20 ℃, mixing time is 2 hours, the rotating speed of mixer is 100 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 20 ℃ of insulations, deaeration 6 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 10g ∕ L, sodium sulphate 400g/L, zinc sulfate 10g/L.
Embodiment 2
A. the preparation of inorganic nano carborundum dispersion liquid
Inorganic nano carborundum and elementary dispersion liquid are pressed following mass percent: inorganic nano carborundum 50%, the ratio of elementary dispersion liquid 50%, putting into mixer stirs, whipping temp is 30 ℃, mixing time is 6 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms inorganic nano carborundum dispersion liquid, and is standby.
B. the blend solution of viscose glue stoste and inorganic nano carborundum dispersion liquid preparation
With viscose glue stoste and the inorganic nano carborundum dispersion liquid that makes through the A step by following mass percent: viscose glue 99%, the ratio of inorganic nano carborundum dispersion liquid 1%, putting into mixer stirs, whipping temp is 22 ℃, mixing time is 8 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 22 ℃ of insulations, deaeration 8 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 20g ∕ L, sodium sulphate 420g/L, zinc sulfate 30g/L.
Embodiment 3
A. the preparation of DIC nanotube dispersion liquid
DIC nanotube and elementary dispersion liquid are pressed following mass percent: DIC nanotube 20%, the ratio of elementary dispersion liquid 80%, putting into mixer stirs, whipping temp is 15 ℃, mixing time is 1 hour, the rotating speed of mixer is 100 Zhuan ∕ branches, forms DIC nanotube dispersion liquid, and is standby.
B. the blend solution of viscose glue stoste and DIC nanotube dispersion liquid preparation
With viscose glue stoste and the DIC nanotube dispersion liquid that makes through the A step by following mass percent: viscose glue 50%, the ratio of DIC nanotube dispersion liquid 50%, putting into mixer stirs, whipping temp is 20 ℃, mixing time is 2 hours, the rotating speed of mixer is 100 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 20 ℃ of insulations, deaeration 6 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 10g ∕ L, sodium sulphate 400g/L, zinc sulfate 10g/L.
Embodiment 4
A. the preparation of DIC nanotube dispersion liquid
DIC nanotube and elementary dispersion liquid are pressed following mass percent: DIC nanotube 50%, the ratio of elementary dispersion liquid 50%, putting into mixer stirs, whipping temp is 30 ℃, mixing time is 6 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms DIC nanotube dispersion liquid, and is standby.
B. the blend solution of viscose glue stoste and DIC nanotube dispersion liquid preparation
With viscose glue stoste and the DIC nanotube dispersion liquid that makes through the A step by following mass percent: viscose glue 99%, the ratio of DIC nanotube dispersion liquid 1%, putting into mixer stirs, whipping temp is 22 ℃, mixing time is 8 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 22 ℃ of insulations, deaeration 8 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 20g ∕ L, sodium sulphate 420g/L, zinc sulfate 30g/L.
Embodiment 5
A. the preparation of inorganic nano zinc oxide fluid dispersion
Inorganic nano zinc oxide and elementary dispersion liquid are pressed following mass percent: inorganic nano zinc oxide 20%, the ratio of elementary dispersion liquid 80%, putting into mixer stirs, whipping temp is 15 ℃, mixing time is 1 hour, the rotating speed of mixer is 100 Zhuan ∕ branches, forms the inorganic nano zinc oxide fluid dispersion, and is standby.
B. the blend solution of viscose glue stoste and inorganic nano zinc oxide fluid dispersion preparation
With viscose glue stoste and the inorganic nano zinc oxide fluid dispersion that makes through the A step by following mass percent: viscose glue 50%, the ratio of inorganic nano zinc oxide fluid dispersion 50%, putting into mixer stirs, whipping temp is 20 ℃, mixing time is 2 hours, the rotating speed of mixer is 100 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 20 ℃ of insulations, deaeration 6 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 10g ∕ L, sodium sulphate 400g/L, zinc sulfate 10g/L.
Embodiment 6
A. the preparation of inorganic nano zinc oxide fluid dispersion
Inorganic nano zinc oxide and elementary dispersion liquid are pressed following mass percent: inorganic nano zinc oxide 50%, the ratio of elementary dispersion liquid 50%, putting into mixer stirs, whipping temp is 30 ℃, mixing time is 6 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms the inorganic nano zinc oxide fluid dispersion, and is standby.
B. the blend solution of viscose glue stoste and inorganic nano zinc oxide fluid dispersion preparation
With viscose glue stoste and the inorganic nano zinc oxide fluid dispersion that makes through the A step by following mass percent: viscose glue 99%, the ratio of inorganic nano zinc oxide fluid dispersion 1%, putting into mixer stirs, whipping temp is 22 ℃, mixing time is 8 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 22 ℃ of insulations, deaeration 8 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 20g ∕ L, sodium sulphate 420g/L, zinc sulfate 30g/L.
Embodiment 7
A. the preparation of organic nano albumen crystallite dispersion liquid
Organic nano albumen crystallite and elementary dispersion liquid are pressed following mass percent: organic nano albumen crystallite 20%, the ratio of elementary dispersion liquid 80%, putting into mixer stirs, whipping temp is 15 ℃, mixing time is 1 hour, the rotating speed of mixer is 100 commentaries on classics ∕ branches, forms organic nano albumen crystallite dispersion liquid, and is standby.
B. the blend solution of viscose glue stoste and organic nano albumen crystallite dispersion liquid preparation
With viscose glue stoste and the organic nano albumen crystallite dispersion liquid that makes through the A step by following mass percent: viscose glue 50%, the ratio of organic nano albumen crystallite dispersion liquid 50%, putting into mixer stirs, whipping temp is 20 ℃, mixing time is 2 hours, the rotating speed of mixer is 100 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 20 ℃ of insulations, deaeration 6 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 10g ∕ L, sodium sulphate 400g/L, zinc sulfate 10g/L.
Embodiment 8
A. the preparation of organic nano albumen crystallite dispersion liquid
Organic nano albumen crystallite and elementary dispersion liquid are pressed following mass percent: organic nano albumen crystallite 50%, the ratio of elementary dispersion liquid 50%, putting into mixer stirs, whipping temp is 30 ℃, mixing time is 6 hours, the rotating speed of mixer is 2000 commentaries on classics ∕ branches, forms organic nano albumen crystallite dispersion liquid, and is standby.
B. the blend solution of viscose glue stoste and organic nano albumen crystallite dispersion liquid preparation
With viscose glue stoste and the organic nano albumen crystallite dispersion liquid that makes through the A step by following mass percent: viscose glue 99%, the ratio of organic nano albumen crystallite dispersion liquid 1%, putting into mixer stirs, whipping temp is 22 ℃, mixing time is 8 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration will be filtered through twice through the blend solution of B step preparation, squeeze in the deaeration still, and 22 ℃ of insulations, deaeration 8 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 20g ∕ L, sodium sulphate 420g/L, zinc sulfate 30g/L.
Embodiment 9
A. the preparation of the plain dispersion liquid of organic nanofibers
Organic nanofibers element and elementary dispersion liquid are pressed following mass percent: organic nanofibers element 20%, the ratio of elementary dispersion liquid 80%, putting into mixer stirs, whipping temp is 15 ℃, mixing time is 1 hour, the rotating speed of mixer is 100 commentaries on classics ∕ branches, forms organic nano-cellulose dispersion liquid, and is standby.
B. the blend solution preparation of the plain dispersion liquid of viscose glue stoste and organic nanofibers
With the plain dispersion liquid of viscose glue stoste and the organic nanofibers that makes through the A step by following mass percent: viscose glue 50%, the ratio of the plain dispersion liquid 50% of organic nanofibers, putting into mixer stirs, whipping temp is 20 ℃, mixing time is 2 hours, the rotating speed of mixer is 100 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 20 ℃ of insulations, deaeration 6 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 10g ∕ L, sodium sulphate 400g/L, zinc sulfate 10g/L.
Embodiment 10
A. the preparation of the plain dispersion liquid of organic nanofibers
Organic nanofibers element and elementary dispersion liquid are pressed following mass percent: organic nanofibers element 50%, the ratio of elementary dispersion liquid 50%, putting into mixer stirs, whipping temp is 30 ℃, mixing time is 6 hours, the rotating speed of mixer is 2000 commentaries on classics ∕ branches, forms organic nano-cellulose dispersion liquid, and is standby.
B. the blend solution preparation of the plain dispersion liquid of viscose glue stoste and organic nanofibers
With the plain dispersion liquid of viscose glue stoste and the organic nanofibers that makes through the A step by following mass percent: viscose glue 99%, the ratio of the plain dispersion liquid 1% of organic nanofibers, putting into mixer stirs, whipping temp is 22 ℃, mixing time is 8 hours, the rotating speed of mixer is 2000 Zhuan ∕ branches, forms blend solution, and is standby.
C. the filtration of blend solution, deaeration
To filter through twice through the blend solution of B step preparation, squeeze in the deaeration still, 22 ℃ of insulations, deaeration 8 hours.
D. the spinning of blend solution
To through blend solution that the C step makes after filtration, carry out spinning after the deaeration make polynosic fibre.Wherein, the composition of coagulating bath: sulfuric acid 20g ∕ L, sodium sulphate 420g/L, zinc sulfate 30g/L.
Claims (2)
1. the preparation method of a polynosic fibre is characterized in that, described preparation method may further comprise the steps:
A presses mass fraction NaOH 4.5%, and the ratio of viscose glue stoste 8% and water 87.5% is made elementary dispersion liquid;
B wherein is respectively a kind of the joining in the elementary dispersion liquid in inorganic nano whisker or the organic nano whisker by mass fraction:
Nano whisker 20～50%,
Elementary dispersion liquid 50～80%,
Put into mixer after the mixing and stir, wherein whipping temp is 15～30 ℃, and mixing time is 1～6 hour, and the rotating speed of mixer is 100～2000 Zhuan ∕ minutes, makes the nano whisker dispersion liquid;
C with the viscose glue dope blending of nano whisker dispersion liquid and the fine content 8% of first, wherein is respectively by mass fraction then:
Viscose glue stoste 50～99%,
Nano whisker dispersion liquid 1～50%,
By the mixer formation blend solution that stirs, wherein whipping temp is 20～22 ℃, and mixing time is 2～8 hours, and the rotating speed of mixer is 100～2000 Zhuan ∕ minutes;
D filters blend solution through twice, squeeze in the deaeration still, is incubated deaeration 6～8 hours under 20～22 ℃ of conditions;
E will filter, the blend solution after the deaeration carries out wet spinning, make polynosic fibre, wherein, and the composition of coagulating bath: sulfuric acid 10～20g ∕ L, sodium sulphate 400～420g/L, zinc sulfate 10～30g/L.
2. the preparation method of a kind of polynosic fibre as claimed in claim 1 is characterized in that:
Described inorganic nano whisker is a kind of in nanometer silicon carbide or CNT or the nano zine oxide;
Described organic nano whisker is a kind of of nanometer albumen whisker or nano-cellulose whisker.
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| CN104451930A (en) * | 2014-11-20 | 2015-03-25 | 江苏金太阳纺织科技有限公司 | Preparation method of whisker-reinforced regenerative cellulose fiber |
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| CN104877145A (en) * | 2014-02-28 | 2015-09-02 | 恒天海龙股份有限公司 | Preparation method of natural organic whisker dispersion liquid and application of dispersion liquid prepared by using method |
| CN105113034A (en) * | 2015-08-06 | 2015-12-02 | 北京林业大学 | Regenerated cellulose fiber and preparing method thereof |
| CN106012070A (en) * | 2016-07-04 | 2016-10-12 | 浙江理工大学 | Novel slow-release antibacterial cellulose fibers and preparation method thereof |
| CN110042491A (en) * | 2019-05-28 | 2019-07-23 | 冉国庆 | A kind of manufacturing method of carbon nanotube (CNT) viscose rayon |
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| CN112030251A (en) * | 2020-08-25 | 2020-12-04 | 四川大学 | Holocellulose nano composite fiber and preparation method thereof |
| CN116657264A (en) * | 2023-06-01 | 2023-08-29 | 潍坊欣龙生物材料有限公司 | Method for improving color depth and glossiness of black cellulose fiber |
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| CN103643334B (en) * | 2013-12-17 | 2016-04-13 | 青岛大学 | The preparation method of Fire resistant viscose fiber |
| CN103643334A (en) * | 2013-12-17 | 2014-03-19 | 青岛大学 | Preparation method of flame-retardant viscose fiber |
| EP2889400A1 (en) * | 2013-12-24 | 2015-07-01 | SAPPI Netherlands Services B.V. | Cellulosic fibres or filaments reinforced with inorganic particles and method for the production thereof |
| CN104877145A (en) * | 2014-02-28 | 2015-09-02 | 恒天海龙股份有限公司 | Preparation method of natural organic whisker dispersion liquid and application of dispersion liquid prepared by using method |
| CN104451930B (en) * | 2014-11-20 | 2017-07-14 | 江苏金太阳纺织科技股份有限公司 | A kind of preparation method of whisker reinforcement regenerated celulose fibre |
| CN104451930A (en) * | 2014-11-20 | 2015-03-25 | 江苏金太阳纺织科技有限公司 | Preparation method of whisker-reinforced regenerative cellulose fiber |
| CN105113034A (en) * | 2015-08-06 | 2015-12-02 | 北京林业大学 | Regenerated cellulose fiber and preparing method thereof |
| CN106012070A (en) * | 2016-07-04 | 2016-10-12 | 浙江理工大学 | Novel slow-release antibacterial cellulose fibers and preparation method thereof |
| CN111549386A (en) * | 2019-02-12 | 2020-08-18 | 大江生医股份有限公司 | Vegetable and berry fruit fermentation product rayon fiber mask for moisturizing and resisting aging |
| CN110042491A (en) * | 2019-05-28 | 2019-07-23 | 冉国庆 | A kind of manufacturing method of carbon nanotube (CNT) viscose rayon |
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| CN110184666B (en) * | 2019-06-20 | 2021-11-16 | 宜宾屏山辉瑞油脂有限公司 | Method for producing flame-retardant cellulose fiber and spinneret used in the production process |
| CN112030251A (en) * | 2020-08-25 | 2020-12-04 | 四川大学 | Holocellulose nano composite fiber and preparation method thereof |
| CN116657264A (en) * | 2023-06-01 | 2023-08-29 | 潍坊欣龙生物材料有限公司 | Method for improving color depth and glossiness of black cellulose fiber |
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