CN108486673A - Regenerated celulose fibre and preparation method thereof containing binchotan - Google Patents
Regenerated celulose fibre and preparation method thereof containing binchotan Download PDFInfo
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- CN108486673A CN108486673A CN201810232270.3A CN201810232270A CN108486673A CN 108486673 A CN108486673 A CN 108486673A CN 201810232270 A CN201810232270 A CN 201810232270A CN 108486673 A CN108486673 A CN 108486673A
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- Prior art keywords
- binchotan
- spinning
- regenerated celulose
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- celulose fibre
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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
- 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
Abstract
The present invention relates to a kind of regenerated celulose fibre and preparation method thereof containing binchotan, regenerated celulose fibre provided by the invention containing binchotan, use binchotan powder and regenerated cellulose etc. for raw material, by the way that binchotan micro mist is uniformly dispersed in water, form binchotan dispersion liquid, rayon spinning liquid is prepared simultaneously, binchotan dispersion liquid, which is added to rayon spinning liquid, using the method injected before spinning carries out spinning, obtains finished product.Beneficial effects of the present invention are：The regenerated celulose fibre containing binchotan of the present invention, binchotan are 1.5~10wt% to first fibre additive amount, and ammonia absorptivity >=50%, gas permeability >=600mm/s is water-fastness, 45 grades of color fastness.The bacteriostasis rate of the finished product of the present invention up to 95% there is significant antibiotic effect, far infrared transmissivity 88.5% to have significant far-infrared transmitting function；Ammonia adsorption rate >=50% has significant deodorization functions；Manufactured textile has the characteristics that smooth, fine and smooth, good hygroscopicity.
Description
Technical field
The invention belongs to textile technology field, it is related to a kind of regenerated celulose fibre and preparation method thereof, and in particular to one
Regenerated celulose fibre and preparation method thereof of the kind containing binchotan.
Background technology
Textile industry be China traditional industries, along with take, the fast development of household, fabrics for industrial use, weaving
The differentiation of product, the personalized emphasis for becoming each enterprise development.Functional fiber as high-grade textile raw material is usually
The function of fiber is improved by means such as physical modification, chemical modification and MOLECULE DESIGNs, obtains that there is particular characteristic
Fiber, make original viscose rayon photo-thermal is stable, conductive, fire-retardant, dyeing, antistatic, moisture absorption, fluffy, anti pilling, the side such as antifouling
There is larger improvement in face.
Regenerated celulose fibre is not change its chemistry with native cellulose (cotton, fiber crops, bamboo, tree, shrub) for raw material
Structure only changes the physical arrangement of native cellulose, to manufacture the better regenerated celulose fibre of performance.Regeneration is fine
Cellulose fiber product is using 100% pure natural material as raw material, natural biology degradation, no added, heavy metal free, without harmful chemicals
Object, it is affine to skin non-stimulated, it is a kind of environment-friendly type of function admirable " green " fiber.Twice-laid fabric dress is more relaxed
It is suitable；It dyes beautiful property and is better than cotton fiber；It is soft, plentiful, smooth, with the gloss as excellent drapability and silk；
Thermal stability and photostability are high, do not play electrostatic；Intensity and degree of stretching can meet the needs of most of textiles, and having can preferably spin
Performance.
Binchotan fibre is a kind of fiber with powerful adsorption function.There are extremely more pores in binchotan, it is crisscross, it enables
Vast 3,000 times to finding of naked eye of its surface area, thus it is more advantageous to draw exhaust and moisture content.The raw material of wood-charcoal that binchotan uses
For Ma Mujian wood, carbonaceous is hard, density is high, carbon element content is up to 93%-96%.Binchotan is rare in people's life
One of best jewellery.It is to pass through 1200 degree of high temperature carbonizations Celsius with the Ma Mujian wood for absorbing soil, daylight and moisture and growing up
Formed charcoal afterwards, micropore is numerous, strong adsorption force, very hard, similar with the hardness of steel, and the charcoal volume baked is
The one third of log, but weight but only has 1/10th of log.
200810019033.5 Binchotan fibre of the patent No. describes a kind of binchotan polyester fiber, belongs to synthetic fibers neck
Domain, and binchotan is applied on regenerated celulose fibre (staple fibre), it is modified, there is presently no correlations to grind
Study carefully.
Invention content
Of the existing technology in order to solve the problems, such as, the present invention provides a kind of regenerated celulose fibres containing binchotan
And preparation method thereof, the regenerated celulose fibre of the invention containing binchotan, good permeability, water resistance, color fastness is high, antibacterial
Effect is preferable.
The object of the present invention is to provide a kind of regenerated celulose fibres containing binchotan.
The regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, is made of following raw material,
The raw material includes binchotan micro mist and regenerated cellulose, and the binchotan micro mist additive amount is the 1.5- of first fibre weight
10wt%.
According to the cellulose fibre containing binchotan micro mist of the specific embodiment of the invention, it is preferable that the regeneration is fine
Dimension element is the degradable native cellulose extracted in green plants.
First is fine, i.e. alpha cellulose, also known as alpha-cellulose, refers to the hydrogen that cellulosic material is dipped in 17.5% or 18% at 20 DEG C
In sodium hydroxide solution after 45 minutes undissolved part.The part of dissolving is hemicellulose.The degree of polymerization of alpha cellulose
It is very big.Its content is the important indicator of staple fibre and paper industry cellulosic material.
It is a further object of the present invention to provide a kind of preparation methods of the regenerated celulose fibre containing binchotan.
The method of the regenerated celulose fibre containing binchotan described in the preparation of specific implementation mode according to the present invention,
Include the following steps：
(1) binchotan dispersion liquid is prepared：Antifoaming agent, dispersant, binchotan powder, carbon black, thickening are added in deionized water
After agent, alkali, agitated, grinding uniformly, forms binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using Cotton Pulp or wood pulps as raw material, through processing, rayon spinning liquid is obtained；
(3) spinning and post-processing：The binchotan dispersion liquid that step (1) is obtained is added to step by being injected before spinning
Suddenly it in the rayon spinning liquid that (2) obtain, is uniformly mixed, obtains binchotan mixed viscose, then by spinning and post-processing,
Obtain the regenerated celulose fibre containing binchotan.
Binchotan micro mist of the present invention is the charcoal that is formed after trees charing, in binchotan preparation method, antifoaming agent
For polyoxyethylene polyoxy propyl alcohol amidogen ether, the additive amount of the polyoxyethylene polyoxy propyl alcohol amidogen ether is the 0.1% of binchotan powder weight；
Dispersant is modified polyacrylate, and the addition of the modified polyacrylate is the 1.5% of binchotan powder weight；Thickener
For non-ionic celluloses ether, the addition of the non-ionic celluloses ether is the 0.5% of binchotan powder weight；The carbon black
Addition be the 10% of binchotan powder weight, carbon black is added to drop low-fiber whiteness in dispersion liquid, reduces standby long
The usage amount of charcoal meets the use of color spinning and non-woven fabrics user；The addition of the alkali is the 20% of binchotan powder weight.One's duty
The solid content of binchotan micro mist is 25% in dispersion liquid, effective content meter of the additive amount of the present invention only for binchotan powder
It calculates.Effective content refers to the solid content of binchotan micro mist in dispersion liquid, does not include other auxiliary agents.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (1), the grain size of the standby long carbon dust is less than or equal to 0.6 μm.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (1), the alkalinity of the binchotan dispersion liquid is 4-6wt%, and the viscosity of the binchotan dispersion liquid is 20-30s.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (2), the viscosity of the rayon spinning liquid is 40-60s, and the degree of ripeness of the rayon spinning liquid is 7-12mL, described viscous
The alkalinity of glue spinning solution is 4-6wt%, and the first fibre content of the rayon spinning liquid is 8.5-9.5wt%.According to binchotan
Addition is adjusted, so that spinning process is smooth, finished product index is good.
It is viscous that the viscosity of heretofore described binchotan dispersion liquid and the viscosity of the rayon spinning liquid are all made of falling sphere
Degree meter measures, and is to be based on Hoeppler measuring principles, and carrying out simple and accurate dynamic viscosity to transparent Newtonian fluid surveys
Amount.
Cuprammonium viscosity is the numerical value for the secondary indication alkali cellulose degree of polymerization, test method：Alkali cellulose is made into 1g/
100ml cellulose copper ammon solutions keep the time flowed through needed for upper and lower scale in mind by capillary viscometer.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (2), the processing includes dipping, squeezing, crushing, experienced, yellow, dissolving, filtering and deaeration successively.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
Further, the experienced rear formation alkali cellulose, the cuprammonium viscosity of the alkali cellulose is 75-85mPa.s；The yellow
When carbon disulfide additive amount be the alkali cellulose weight 28-36%, the initial temperature of the yellow is 24-28 DEG C, the Huang
The final temperature of change is 29-33 DEG C.
Yellow is also referred to as axnthation or xanthogenation, a process in viscose rayon production.By the alkali fiber after experienced
Carbon disulfide (CS is added in element2) react, generate the xanthate that may be dissolved in the cellulose in sig water, therefore named yellow.
The product is in orange-yellow, can be well dissolved in sig water, generate sticky colloidal solution, be for viscose solution.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (3), the method for the spinning is the acid bath wet spinning method of forming, and the group of the acid bath liquid of use becomes：Sulfuric acid 100-
130g/L, zinc sulfate 1-13g/L and sodium sulphate 240-350g/L；The temperature of the acid bath liquid is 40-55 DEG C；The spinning process
In spinning speed be 40-55m/min.The concentration and temperature of each ingredient of acid bath liquid are adjusted according to the additive amount of binchotan micro mist
Parameter.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (3), the post-processing includes refining and drying.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
Further, the temperature of total draft 120-160%, the drying are 100~140 DEG C；The refining treatment includes pickling, takes off
Sulphur is washed and is oiled.
The degree of ripeness of viscose glue refers to degree of stability of the viscose glue to freezing action.Table is generally come with ammonium chloride or sodium chloride index
Show, it directly affects the speed of spinning technique process and the performance of finished fiber.The present invention is indicated with 10% ammonium chloride value
's.
The preparation method of the regenerated celulose fibre containing binchotan of specific implementation mode according to the present invention, wherein
In step (3), the refining treatment includes pickling, desulfurization, washes, oils, and the desulfurization carries out desulfurization using sodium sulfite.
Binchotan has far infrared release action so that manufactured fiber has the feeling of warm；Can supply bear from
Son is most natural air cleaning machine, and wearing its manufactured fiber can ease off the pressure, eliminate anxiety；Electricity can effectively be obstructed
Magnetic wave, has and metallic plate is same or higher shielding, and wearing its manufactured fiber can be to avoid human body by electromagnetic radiation
Injury；Binchotan is put into suitable water by the present invention in preparation process, and the natural mineral matter in binchotan can release
Come, so that the soft light of fiber obtained is slided, body can also be made fully to warm when wearing, reach smooth sanguimotor effect.In addition,
Binchotan can also adsorb sweat and skin metabolism object, and keeping body skin is clean.Preferably sterilization, blanching effect, manufactured clothing can
To keep as bright as new for a long time.
Above-mentioned effect based on binchotan, excessively high or too low addition binchotan can all cause final regenerated cellulose fine
Tie up the decline of performance.
Regenerated celulose fibre fiber containing binchotan made of of the invention has excellent antibacterial, smooth comfortable, sharp
The functions such as anion, far infrared heating, absorption are sent out, it is environmentally protective, it will not cause any harm for human body.
The cellulose fibre provided by the invention for including binchotan micro mist, using native cellulose, binchotan micro mist as raw material,
Obtained composite fibre has higher dry fracture strength, wet breaking strength, dry elongation at break, and with antibacterial well
And absorption property.
The preparation method of Binchotan fibre provided by the invention, first by the way that binchotan micro mist is uniformly dispersed in water
In, the stabilization binchotan dispersion liquid of not free settling is formed, rayon spinning liquid is then prepared, in spinning process, binchotan dispersion
The addition of liquid does not pollute production line, clean manufacturing is energy-saving using the method injected before spinning.The fiber being prepared has
Good performance：Dry fracture strength is 2.0~2.5cN/dtex, and dry elongation at break is 16~20%, the dry strength coefficient of variation
CV≤20%, fault≤2mg/100g, bamboo charcoal content 1.0~10%, antibiotic rate ＞ 95%, ammonia absorption ＞ 50%, water-fastness color
4-5 grades of fastness.
The strong microcellular structure for being cross-linked to form prosperity between binchotan crystallite, surface has suction-operated.The present invention
Binchotan dispersion liquid and spinning solution are passed through static mixer and dynamic by the preparation method of the binchotan regenerated celulose fibre
Mixer is routed directly to spinning board spinning after being sufficiently mixed, post-process finished product.
The preparation of binchotan dispersion liquid of the present invention is a crucial step, if grain size is more than 0.6um, it will extreme influence spinning
Process, needs preferred binchotan micro mist, and 5 times or more grindings are carried out with ball mill to dispersion liquid.
Beneficial effects of the present invention are：The regenerated celulose fibre containing binchotan of the present invention, binchotan content 1~
10wt%, ammonia absorptivity >=50%, gas permeability >=600mm/s, 4-5 grades of washing color fastness.The Binchotan fibre suppression of the present invention
Bacterium rate up to 95% there is significant antibiotic effect, far infrared transmissivity 88.5% to have significant far-infrared transmitting function；
Ammonia adsorption rate >=50% has significant deodorization functions.
2, add in the preparation raw material of binchotan dispersion liquid used by the regenerated celulose fibre of the invention containing binchotan
Thickener and alkali are added, it is therefore an objective to which the viscosity and alkalinity for increasing binchotan solution are allowed to and the viscosity of viscose glue and alkalinity phase
It is close, it reduces the viscosity loss of mixed liquor and changes containing alkali, ensure that the stability and spinnability of co-mixing system.
3, the preparation raw material of binchotan solution of the present invention selects dispersant, and binchotan powder is contributed to be uniformly dispersed in water,
Stabilization time is long；Meanwhile dispersion liquid bubble-free after antifoaming agent is added, the spinnability of fiber is not influenced.
4, Jing≤0.6 μm Li of the binchotan of binchotan dispersion liquid of the present invention, increases the binchotan of unit volume fiber
The adsorption function of specific surface area, binchotan is remarkably reinforced.
5, it in preparation method of the invention, using injection technique before advanced spinning when the addition of binchotan dispersion liquid, is added
Stablize, accurate in scale, automatic control level is high.
6, reduce bleaching process in aftertreatment technology step, reduce alkali and damaged caused by fiber, and binchotan
Less it is easy to run off.
7, finished product of the invention has natural antibacterial bacteriostatic, generating negative ions, far infrared transmission and removal odor function,
Its manufactured textile has the characteristics that smooth, fine and smooth, good hygroscopicity.It can be applicable to clothes, household textiles, underwear, facial mask
Equal textile products field, has a vast market foreground.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Embodiment 1
The additive amount of 3.33dtex wool type binchotan regenerated celulose fibres, the binchotan is first fibre weight
5wt%.
The above-mentioned preparation method for including binchotan regenerated celulose fibre, includes the following steps：
(1) binchotan dispersion liquid：Alkali is sequentially added in deionized water, dispersant, binchotan powder, carbon black, thickener, is disappeared
After infusion, it is agitated, grinding uniformly to obtain the final product.Wherein antifoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether, and addition is binchotan weight
The 0.1% of amount；Dispersant is modified polyacrylate, and addition is the 1.5% of binchotan weight；Thickener is that nonionic is fine
The plain ether of dimension, addition are the 0.5% of binchotan weight；Carbon black addition is the 10% of binchotan weight, and alkali is binchotan weight
20%.The solid content of binchotan micro mist is 25% in present dispersions, and solvent is deionized water.After ball mill grinding 5 times,
This liquid is filtered 3 times by the strainer of 300 mesh, 500 mesh, 1000 mesh, obtains binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using high-quality short silk wood pulps as raw material, the dipping carried out in sodium hydroxide solution,
Then squeezing, the thickness alkali cellulose that obtained cuprammonium viscosity is 75mPa.s after crushing and being experienced；The addition of carbon disulfide when yellow
Amount is 31% of first fibre content in the rayon spinning liquid, and yellow initial temperature is 27 DEG C, and final temperature is 31 DEG C, and yellow obtains cellulose
Sulphonic acid ester；The spinning glue of following index is made through dissolving, filtering, deaeration for cellulose sulfonate：
First fibre content：8.65%；Alkalinity：4.7%；Viscosity：55s；Degree of ripeness：11.5ml (10% ammonium chloride)；
(3) spinning and post-processing：Binchotan dispersion liquid prepared by step (1) and the viscose glue that step (2) is prepared are spun
Silk liquid is continuously blended before spinning in injecting systems, and blending includes dynamic mixer and static mixer, and blending ratio presses binchotan
The quality of binchotan micro mist in dispersion liquid is 5% of the alpha cellulose quality in rayon spinning liquid gross mass, is then carried out
Spinning is cut off after crossing plasticizing-bath drawing-off after spinning moulding, then go pickling, sodium sulfite desulfurization, wash, oil, drying,
It is packaged to get to the fiber.
The Specifeca tion speeification of above-mentioned fibrous finished product：The content of binchotan is 4wt%, does fracture strength 2.16CN/
Dtex, wet breaking strength 1.21CN/dtex, dry elongation at break 19.5%, line density 3.34dtex, antibiotic rate ＞ 95%, ammonia
Adsorb ＞ 50%, 4 grades of washing color fastness.
Embodiment 2
The additive amount of 2.22dtex medium-length binchotan regenerated celulose fibres, binchotan is first fibre weight
4.2wt%.
The above-mentioned preparation method for including binchotan regenerated celulose fibre, includes the following steps：
(1) binchotan dispersion liquid：Alkali is sequentially added in deionized water, dispersant, binchotan powder, carbon black, thickener, is disappeared
After infusion, it is agitated, grinding uniformly to obtain the final product.Wherein antifoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether, and addition is binchotan weight
The 0.1% of amount；Dispersant is modified polyacrylate, and addition is the 1.5% of binchotan weight；Thickener is that nonionic is fine
The plain ether of dimension, addition are the 0.5% of binchotan weight；Carbon black addition is the 10% of binchotan weight, and alkali is binchotan weight
20%.The solid content of binchotan micro mist is 25% in present dispersions, and solvent is deionized water.After ball mill grinding 5 times,
This liquid is filtered 3 times by the strainer of 300 mesh, 500 mesh, 1000 mesh, obtains binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using high-quality short silk flosssilk wadding pulp as raw material, the dipping carried out in sodium hydroxide solution,
Then squeezing, the thickness alkali cellulose that obtained cuprammonium viscosity is 77mPa.s after crushing and being experienced；The addition of carbon disulfide when yellow
Amount is 32% of first fibre content in the rayon spinning liquid, and yellow initial temperature is 29 DEG C, and final temperature is 32 DEG C, and yellow obtains cellulose
Sulphonic acid ester；The spinning glue of following index is made through dissolving, filtering, deaeration for cellulose sulfonate：
First fibre content：8.68%；Alkalinity：4.8%；Viscosity：52s；Degree of ripeness：11.8ml (10% ammonium chloride)；
(3) spinning and post-processing：Binchotan dispersion liquid prepared by step (1) and the viscose glue that step (2) is prepared are spun
Silk liquid is continuously blended before spinning in injecting systems, and blending includes dynamic mixer and static mixer, and blending ratio presses binchotan
The quality of binchotan micro mist is 4.2% of alpha cellulose quality in rayon spinning liquid gross mass in dispersion liquid, is then spun
Thread, it is cut off after crossing plasticizing-bath drawing-off after spinning moulding, then goes pickling, sodium sulfite desulfurization, wash, oil, drying, beating
Packet is to get to the fiber.
The Specifeca tion speeification of above-mentioned fibrous finished product：The content of binchotan is 3wt%, dry fracture strength 2.26CN/dtex,
Wet breaking strength 1.25CN/dtex, dry elongation at break 18.5%, line density 2.22dtex, antibiotic rate ＞ 95%, ammonia adsorb ＞
50%, 4.5 grades of washing color fastness.
Embodiment 3
1.67dtex cotton binchotan regenerated celulose fibres, the additive amount of binchotan are the 7.5wt% of first fibre weight.
The above-mentioned preparation method for including binchotan regenerated celulose fibre, includes the following steps：
(1) binchotan dispersion liquid：Alkali is sequentially added in deionized water, dispersant, binchotan powder, carbon black, thickener, is disappeared
After infusion, it is agitated, grinding uniformly to obtain the final product.Wherein antifoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether, and addition is binchotan weight
The 0.1% of amount；Dispersant is modified polyacrylate, and addition is the 1.5% of binchotan weight；Thickener is that nonionic is fine
The plain ether of dimension, addition are the 0.5% of binchotan weight；Carbon black addition is the 10% of binchotan weight, and alkali is binchotan weight
20%.The solid content of binchotan micro mist is 25% in present dispersions, and solvent is deionized water.After ball mill grinding 5 times,
This liquid is filtered 3 times by the strainer of 300 mesh, 500 mesh, 1000 mesh, obtains binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using high-quality short silk flosssilk wadding pulp as raw material, the dipping carried out in sodium hydroxide solution,
Then squeezing, the thickness alkali cellulose that obtained cuprammonium viscosity is 75mPa.s after crushing and being experienced；The addition of carbon disulfide when yellow
Amount is 32% of first fibre content in the rayon spinning liquid, and yellow initial temperature is 28 DEG C, and final temperature is 31.5 DEG C, and yellow obtains fiber
Plain sulphonic acid ester；The spinning glue of following index is made through dissolving, filtering, deaeration for cellulose sulfonate：
First fibre content：8.95%；Alkalinity：4.96%；Viscosity：59s；Degree of ripeness：10.5ml (10% ammonium chloride)；
(3) spinning and post-processing：Binchotan dispersion liquid prepared by step (1) and the viscose glue that step (2) is prepared are spun
Silk liquid is continuously blended before spinning in injecting systems, and blending includes dynamic mixer and static mixer, and blending ratio presses binchotan
The quality of binchotan micro mist is 7.5% of alpha cellulose quality in rayon spinning liquid gross mass in dispersion liquid, is then spun
Thread, it is cut off after crossing plasticizing-bath drawing-off after spinning moulding, then goes pickling, sodium sulfite desulfurization, wash, oil, drying, beating
Packet is to get to the fiber.
The Specifeca tion speeification of above-mentioned fibrous finished product：The content of binchotan is 6wt%, does fracture strength 2.18CN/
Dtex, wet breaking strength 1.20CN/dtex, dry elongation at break 19.1%, line density 1.67dtex, antibiotic rate ＞ 95%, ammonia
Adsorb ＞ 50%, 4.5 grades of washing color fastness.
Embodiment 4
1.33dtex fine-denier type binchotan regenerated celulose fibres, the addition of binchotan micro mist is that first is fine in the fiber
The 3wt% of weight.
The above-mentioned preparation method for including binchotan regenerated celulose fibre, includes the following steps：
(1) binchotan dispersion liquid：Alkali is sequentially added in deionized water, dispersant, binchotan powder, carbon black, thickener, is disappeared
After infusion, it is agitated, grinding uniformly to obtain the final product.Wherein antifoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether, and addition is binchotan weight
The 0.1% of amount；Dispersant is modified polyacrylate, and addition is the 1.5% of binchotan weight；Thickener is that nonionic is fine
The plain ether of dimension, addition are the 0.5% of binchotan weight；Carbon black addition is the 10% of binchotan weight, and alkali is binchotan weight
20%.The solid content of binchotan micro mist is 25% in present dispersions, and solvent is deionized water.After ball mill grinding 5 times,
This liquid is filtered 3 times by the strainer of 300 mesh, 500 mesh, 1000 mesh, obtains binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using high-quality short silk flosssilk wadding pulp as raw material, the dipping carried out in sodium hydroxide solution,
Then squeezing, the thickness alkali cellulose that obtained cuprammonium viscosity is 79mPa.s after crushing and being experienced；The addition of carbon disulfide when yellow
Amount is 31.3% of first fibre content in the rayon spinning liquid, and yellow initial temperature is 27.2 DEG C, and final temperature is 31 DEG C, and yellow obtains fibre
The plain sulphonic acid ester of dimension；The spinning glue of following index is made through dissolving, filtering, deaeration for cellulose sulfonate：
First fibre content：8.66%；Alkalinity：4.7%；Viscosity：54s；Degree of ripeness：11.5ml (10% ammonium chloride)；
(3) spinning and post-processing：Binchotan dispersion liquid prepared by step (1) and the viscose glue that step (2) is prepared are spun
Silk liquid is continuously blended before spinning in injecting systems, and blending includes dynamic mixer and static mixer, and blending ratio presses binchotan
The quality of binchotan micro mist is 3% of alpha cellulose quality in rayon spinning liquid gross mass in dispersion liquid, then carries out spinning,
It is cut off after crossing plasticizing-bath drawing-off after spinning moulding, then goes pickling, sodium sulfite desulfurization, wash, oil, drying, being packaged,
Obtain the fiber.
The Specifeca tion speeification of above-mentioned fibrous finished product：The content of binchotan is 2wt%, does fracture strength 2.16CN/
Dtex, wet breaking strength 1.22CN/dtex, dry elongation at break 19.4%, line density 1.34dtex, antibiotic rate ＞ 95%, ammonia
Adsorb ＞ 50%, 4 grades of washing color fastness.
Embodiment 5
The addition of 1.11dtex fine-denier type binchotan regenerated celulose fibres, binchotan is first fibre weight
2.2wt%.
The above-mentioned preparation method for including binchotan regenerated celulose fibre, includes the following steps：
(1) binchotan dispersion liquid：Alkali is sequentially added in deionized water, dispersant, binchotan powder, carbon black, thickener, is disappeared
After infusion, it is agitated, grinding uniformly to obtain the final product.Wherein antifoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether, and addition is binchotan weight
The 0.1% of amount；Dispersant is modified polyacrylate, and addition is the 1.5% of binchotan weight；Thickener is that nonionic is fine
The plain ether of dimension, addition are the 0.5% of binchotan weight；Carbon black addition is the 10% of binchotan weight, and alkali is binchotan weight
20%.The solid content of binchotan micro mist is 25% in present dispersions, and solvent is deionized water.After ball mill grinding 5 times,
This liquid is filtered 3 times by the strainer of 300 mesh, 500 mesh, 1000 mesh, obtains binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using high-quality short silk flosssilk wadding pulp as raw material, the dipping carried out in sodium hydroxide solution,
Then squeezing, the thickness alkali cellulose that obtained cuprammonium viscosity is 75mPa.s after crushing and being experienced；The addition of carbon disulfide when yellow
Amount is 31% of first fibre content in the rayon spinning liquid, and yellow initial temperature is 27 DEG C, and final temperature is 32 DEG C, and yellow obtains cellulose
Sulphonic acid ester；The spinning glue of following index is made through dissolving, filtering, deaeration for cellulose sulfonate：
First fibre content：8.65%；Alkalinity：4.7%；Viscosity：54s；Degree of ripeness：11.5ml (10% ammonium chloride)；
(3) spinning and post-processing：Binchotan dispersion liquid prepared by step (1) and the viscose glue that step (2) is prepared are spun
Silk liquid is continuously blended before spinning in injecting systems, and blending includes dynamic mixer and static mixer, and blending ratio presses binchotan
The quality of binchotan micro mist is 2.2% of alpha cellulose quality in rayon spinning liquid gross mass in dispersion liquid, is then spun
Thread, it is cut off after crossing plasticizing-bath drawing-off after spinning moulding, then goes pickling, sodium sulfite desulfurization, wash, oil, drying, beating
Packet is to get to the fiber.
The Specifeca tion speeification of above-mentioned fibrous finished product：The content of binchotan is 1.5wt%, does fracture strength 2.30CN/
Dtex, wet breaking strength 1.28CN/dtex, dry elongation at break 18.5%, line density 1.12dtex, antibiotic rate ＞ 95%, ammonia
Adsorb ＞ 50%, 5 grades of washing color fastness.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of regenerated celulose fibre containing binchotan, which is characterized in that the regenerated celulose fibre is by following raw material
It is made, the raw material includes binchotan micro mist and regenerated cellulose, and the binchotan micro mist additive amount is the 1.5- of first fibre weight
10wt%.
2. the method for preparing the regenerated celulose fibre described in claim 1 containing binchotan, which is characterized in that including following
Step：
(1) binchotan dispersion liquid is prepared：Antifoaming agent, dispersant, binchotan powder, carbon black, thickener, alkali are added in deionized water
Afterwards, agitated, grinding uniformly, forms binchotan dispersion liquid；
(2) rayon spinning liquid is prepared：Using Cotton Pulp or wood pulps as raw material, through processing, rayon spinning liquid is obtained；
(3) spinning and post-processing：By the binchotan dispersion liquid that step (1) obtains by being injected before spinning, it is added to step (2)
In the obtained rayon spinning liquid, it is uniformly mixed, obtains binchotan mixed viscose, then by spinning and post-processing, obtain
The regenerated celulose fibre containing binchotan.
3. the preparation method of the regenerated celulose fibre according to claim 3 containing binchotan, which is characterized in that step
(1) in, the grain size of the binchotan micro mist is less than or equal to 0.6 μm.
4. the preparation method of the regenerated celulose fibre according to claim 3 containing binchotan, which is characterized in that step
(1) in, the alkalinity of the binchotan dispersion liquid is 4-6wt%, and the viscosity of the binchotan dispersion liquid is 20-30s.
5. the preparation method of the regenerated celulose fibre according to claim 3 containing binchotan, which is characterized in that step
(2) in, the viscosity of the rayon spinning liquid is 40-60s, and the degree of ripeness of the rayon spinning liquid is 7-12mL, and the viscose glue is spun
The alkalinity of silk liquid is 4-6wt%, and the first fibre content of the rayon spinning liquid is 8.5-9.5wt%.
6. the preparation method of the regenerated celulose fibre according to claim 3 containing binchotan, which is characterized in that step
(2) in, the processing includes dipping, squeezing, crushing, experienced, yellow, dissolving, filtering and deaeration successively.
7. the preparation method of the regenerated celulose fibre according to claim 6 containing binchotan, which is characterized in that described
Alkali cellulose is formed after experienced, the cuprammonium viscosity of the alkali cellulose is 75-85mPa.s；Carbon disulfide adds when the yellow
Dosage is the 28-36% of the first fibre weight, and the initial temperature of the yellow is 24-28 DEG C, and the final temperature of the yellow is 29-33 DEG C.
8. the preparation method of the regenerated celulose fibre according to claim 3 containing binchotan, which is characterized in that step
(3) in, the method for the spinning is the acid bath wet spinning method of forming, and the group of the acid bath liquid of use becomes：Sulfuric acid 100-130g/L,
Zinc sulfate 1-13g/L and sodium sulphate 240-350g/L；The temperature of the acid bath liquid is 40-55 DEG C；Spinning in the spinning process
Speed is 40-55m/min.
9. the preparation method of the regenerated celulose fibre according to claim 3 containing binchotan, which is characterized in that step
(3) in, the post-processing includes refining and drying.
10. the preparation method of the regenerated celulose fibre according to claim 9 containing binchotan, which is characterized in that total
Drawing-off is 120-160%, and the temperature of the drying is 100~140 DEG C；The refining treatment include pickling, desulfurization, washing and on
Oil, the desulfurization carry out desulfurization using sodium sulfite.
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