CN111020738A - Preparation method of colored polypropylene fiber for high-sun clothes - Google Patents
Preparation method of colored polypropylene fiber for high-sun clothes Download PDFInfo
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- CN111020738A CN111020738A CN201911344135.9A CN201911344135A CN111020738A CN 111020738 A CN111020738 A CN 111020738A CN 201911344135 A CN201911344135 A CN 201911344135A CN 111020738 A CN111020738 A CN 111020738A
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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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
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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
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Abstract
The invention relates to a preparation method of a color polypropylene fiber for high-sun clothes, belonging to the technical field of chemical fiber preparation. The rabbit hair keratin with the ultraviolet protection function is obtained by extracting urea, L-cysteine and alkali liquor from rabbit hair, then sodium silicate solution and hydrochloric acid are used for reaction to prepare orthosilicic acid precipitate, the rabbit hair keratin, the orthosilicic acid precipitate and colored fine denier polypropylene fiber forming resin are blended, and are extruded by double screws, orthosilicic acid gel is heated and hydrolyzed to generate nano silicon dioxide under the action of the high temperature of extrusion, the generated nano silicon dioxide and the doped rabbit hair keratin have the ultraviolet shielding performance, and the addition of the nano silicon dioxide and the doped rabbit hair keratin greatly improves the ultraviolet resistance of the colored polypropylene fiber for high-sun clothes, obviously improves the color fastness to sunlight and has high commercial utilization value.
Description
Technical Field
The invention relates to a preparation method of a color polypropylene fiber for high-sun clothes, belonging to the technical field of chemical fiber preparation.
Background
The sun-cured clothes belong to protective clothes used in daily life, and due to frequent exposure to the sun, the sun-cured clothes have high requirements on the color fastness to the sun and the ultraviolet resistance of fiber materials of the sun-cured clothes, while the existing common color fiber materials of the sun-cured clothes have poor ultraviolet resistance and are easy to be oxidized and decolored by long-time illumination.
In view of the above-mentioned drawbacks, the present designer actively makes research and innovation to create a method for preparing a colored polypropylene fiber for high-exposure garments, so that the colored polypropylene fiber has industrial value.
Disclosure of Invention
The invention mainly solves the technical problems that the existing common color fiber material for the sun clothes has poor ultraviolet resistance and is easy to be oxidized and decolored by long-time illumination, and provides a preparation method of the color polypropylene fiber for the high sun clothes.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a preparation method of colored polypropylene fiber for high-sun clothes comprises the following specific preparation steps:
(1) preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, performing autoclave treatment to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair with urea and L-cysteine to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH value with a sodium hydroxide solution, introducing nitrogen to isolate air, stirring for dissolving, performing centrifugal separation after stirring for dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution and a hydrochloric acid solution to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating, and stirring for reaction to obtain an orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing colored fine denier polypropylene fiber forming resin, rabbit hair keratin powder, orthosilicic acid gel, XZJ01 dispersing agent and antistatic agent XZJ11, mixing, blending by double screws, extruding and cutting into granules to prepare fine denier polypropylene fiber slices;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
Further, a preparation method of the color polypropylene fiber for the high-sun clothes comprises the following specific preparation steps:
(1) preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, carrying out autoclave treatment for 1-2 hours under the conditions that the steam pressure is 1.0-1.1 MPa and the temperature is 150-160 ℃ to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair, urea and L-cysteine according to the mass ratio of 1: mixing at a ratio of 1:2:20 to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH to 9-10 by using a sodium hydroxide solution with the concentration of 5mol/L, introducing nitrogen to isolate air, stirring and dissolving for 5-8 h by using a stirrer at the rotating speed of 200-300 r/min, performing centrifugal separation after stirring and dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution with the mass fraction of 30% and a hydrochloric acid solution with the concentration of 0.5mol/L according to the mass ratio of 5:1 to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating to 160-190 ℃, stirring at the rotating speed of 200-300 r/min for reaction for 1-2 hours to obtain an orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing 70-80 parts by weight of colored fine denier polypropylene fiber forming resin, 5-8 parts by weight of rabbit hair keratin powder, 5-10 parts by weight of orthosilicic acid gel, 3-5 parts by weight of XZJ01 dispersing agent and 1-2 parts by weight of antistatic agent XZJ11, mixing, then blending by twin screws, extruding and cutting into fine denier polypropylene fiber slices, wherein the blending temperature is 180-200 ℃, and the screw rotation speed is 150-160 rpm;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
Further, the preparation steps of the colored polypropylene fiber for the high-sun clothes are as follows:
the spinning temperature is 230-280 ℃, the pressure after the pre-filtration by the pre-filter is 6.0-8.0 MPa, the component adopts 60-80 and 80-100 meshes/g of metal filter sand, the pressure of the component is 9.0-16.0 MPa, the air temperature of the cross air blow is 20-28 ℃, the air speed is 0.30-0.6 m/s, the air pressure is 600-700 Pa, and the winding speed is 2400-2800 m/min.
By the scheme, the invention at least has the following advantages:
the color difference of the color polypropylene fiber for the high-sun clothes exceeds the standard color-changing gray card by 4.5 grade (AATCC-CA02 standard color-changing gray card) within and among batches, the light fastness of the fiber meets the clothes requirement, the selectable colors are rich and colorful, and the production process has no pollution of waste water, waste gas, waste residue and the like, so that the color polypropylene fiber is a green environment-friendly polypropylene fiber which is very environment-friendly, and is also an ideal raw and auxiliary material of summer clothes fabric.
The foregoing is a summary of the present invention, and in order to provide a clear understanding of the technical means of the present invention and to be implemented in accordance with the present specification, the following is a detailed description of the preferred embodiments of the present invention.
Detailed Description
(1) Preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, carrying out autoclave treatment for 1-2 hours under the conditions that the steam pressure is 1.0-1.1 MPa and the temperature is 150-160 ℃ to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair, urea and L-cysteine according to the mass ratio of 1: mixing at a ratio of 1:2:20 to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH to 9-10 by using a sodium hydroxide solution with the concentration of 5mol/L, introducing nitrogen to isolate air, stirring and dissolving for 5-8 h by using a stirrer at the rotating speed of 200-300 r/min, performing centrifugal separation after stirring and dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution with the mass fraction of 30% and a hydrochloric acid solution with the concentration of 0.5mol/L according to the mass ratio of 5:1 to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating to 160-190 ℃, stirring at the rotating speed of 200-300 r/min for reaction for 1-2 hours to obtain an orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing 70-80 parts by weight of colored fine denier polypropylene fiber forming resin, 5-8 parts by weight of rabbit hair keratin powder, 5-10 parts by weight of orthosilicic acid gel, 3-5 parts by weight of XZJ01 dispersing agent and 1-2 parts by weight of antistatic agent XZJ11, mixing, then blending by twin screws, extruding and cutting into fine denier polypropylene fiber slices, wherein the blending temperature is 180-200 ℃, and the screw rotation speed is 150-160 rpm;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
The spinning temperature is 230-280 ℃, the pressure after pre-filtering by a pre-filter is 6.0-8.0 MPa, the assembly adopts 60-80 and 80-100 meshes/g of metal filter sand, the pressure of the assembly is 9.0-16.0 MPa, the air temperature of cross air blowing is 20-28 ℃, the air speed is 0.30-0.6 m/s, the air pressure is 600-700 Pa, and the winding speed is 2400-2800 m/min.
The working principle of the invention is as follows:
the rabbit hair keratin with the ultraviolet protection function is obtained by extracting urea, L-cysteine and alkali liquor from rabbit hair, then sodium silicate solution and hydrochloric acid are used for reaction to prepare orthosilicic acid precipitate, the rabbit hair keratin, the orthosilicic acid precipitate and colored fine denier polypropylene fiber forming resin are blended, and are extruded by double screws, orthosilicic acid gel is heated and hydrolyzed to generate nano silicon dioxide under the action of the high temperature of extrusion, the generated nano silicon dioxide and the doped rabbit hair keratin have the ultraviolet shielding performance, and the addition of the nano silicon dioxide and the doped rabbit hair keratin greatly improves the ultraviolet resistance of the colored polypropylene fiber for high-sun clothes, obviously improves the color fastness to sunlight and has high commercial utilization value.
Example 1
(1) Preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, carrying out autoclave treatment for 1h under the conditions that the steam pressure is 1.0MPa and the temperature is 150 ℃ to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair, urea and L-cysteine according to the mass ratio of 1: mixing at a ratio of 1:2:20 to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH to 9 by using a sodium hydroxide solution with the concentration of 5mol/L, introducing nitrogen to isolate air, stirring and dissolving for 5 hours by using a stirrer at the rotating speed of 200r/min, performing centrifugal separation after stirring and dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution with the mass fraction of 30% and a hydrochloric acid solution with the concentration of 0.5mol/L according to the mass ratio of 5:1 to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating to 160 ℃, stirring at the rotating speed of 200r/min for reaction for 1h to obtain orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing 70 parts of colored fine-denier polypropylene fiber forming resin, 5 parts of rabbit hair keratin powder, 5 parts of orthosilicic acid gel, 3 parts of XZJ01 dispersing agent and 1 part of antistatic agent XZJ11, mixing, blending by double screws, extruding and granulating to obtain fine-denier polypropylene fiber slices, wherein the blending temperature is 180 ℃, and the screw rotating speed is 150 rpm;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
Wherein the spinning temperature is 230 ℃, the pressure after the pre-filter filtration is 6.0MPa, the component adopts 60 and 80 meshes/g metal filter sand, the component pressure is 9.0MPa, the side blowing air temperature is 20 ℃, the air speed is 0.30m/s, the air pressure is 600Pa, and the winding speed is 2400 m/min.
Example 2
(1) Preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, carrying out autoclave treatment for 2h under the conditions that the steam pressure is 1.0MPa and the temperature is 155 ℃ to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair, urea and L-cysteine according to the mass ratio of 1: mixing at a ratio of 1:2:20 to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH to 9 by using a sodium hydroxide solution with the concentration of 5mol/L, introducing nitrogen to isolate air, stirring and dissolving for 7 hours by using a stirrer at the rotating speed of 250r/min, performing centrifugal separation after stirring and dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution with the mass fraction of 30% and a hydrochloric acid solution with the concentration of 0.5mol/L according to the mass ratio of 5:1 to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating to 175 ℃, stirring at the rotating speed of 250r/min for reaction for 2 hours to obtain orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing 75 parts of colored fine-denier polypropylene fiber forming resin, 7 parts of rabbit hair keratin powder, 8 parts of orthosilicic acid gel, 4 parts of XZJ01 dispersing agent and 2 parts of antistatic agent XZJ11, mixing, blending by double screws, extruding and granulating to obtain fine-denier polypropylene fiber slices, wherein the blending temperature is 190 ℃ and the screw rotating speed is 155 rpm;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
Wherein the spinning temperature is 250 ℃, the pressure after the pre-filter filtration is 7.0MPa, the assembly adopts 70 and 90 meshes/g metal filter sand, the assembly pressure is 13MPa, the side blowing air temperature is 25 ℃, the air speed is 0.5m/s, the air pressure is 650Pa, and the winding speed is 2600 m/min.
Example 3
(1) Preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, carrying out autoclave treatment for 2h under the conditions that the steam pressure is 1.1MPa and the temperature is 160 ℃ to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair, urea and L-cysteine according to the mass ratio of 1: mixing at a ratio of 1:2:20 to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH to 10 by using a sodium hydroxide solution with the concentration of 5mol/L, introducing nitrogen to isolate air, stirring and dissolving for 8 hours by using a stirrer at the rotating speed of 300r/min, performing centrifugal separation after stirring and dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution with the mass fraction of 30% and a hydrochloric acid solution with the concentration of 0.5mol/L according to the mass ratio of 5:1 to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating to 190 ℃, stirring at the rotating speed of 300r/min for reaction for 2 hours to obtain orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing 80 parts of colored fine denier polypropylene fiber forming resin, 8 parts of rabbit hair keratin powder, 10 parts of orthosilicic acid gel, 5 parts of XZJ01 dispersing agent and 2 parts of antistatic agent XZJ11, mixing, blending by double screws, extruding and granulating to obtain fine denier polypropylene fiber slices, wherein the blending temperature is 200 ℃, and the screw rotating speed is 160 rpm;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
Wherein the spinning temperature is 280 ℃, the pressure after the pre-filter filtration is 8.0MPa, the component adopts 80 and 100 meshes/g metal filter sand, the component pressure is 16.0MPa, the side blowing air temperature is 28 ℃, the air speed is 0.6m/s, the air pressure is 700Pa, and the winding speed is 2800 m/min.
Comparative example: the preparation method is similar to that of the example 1 of the present application, except that the colored polypropylene fiber is prepared in the same way without adding the rabbit hair protein powder and the orthosilicic acid gel in the example 1;
the color polypropylene fibers in the examples and the comparative examples of the present invention were tested for their light fastness, and the results are shown in table 1:
detection conditions are as follows: the temperature is 18-28 ℃, the relative humidity of air is 55-75%, and the color fastness test is carried out according to the international national standard ISO105A 02/A03;
TABLE 1 Performance test results
As can be seen from the detection data in the table above, in the comparative example, because no rabbit hair protein powder and no orthosilicic acid gel are added, the finally prepared fiber has a color difference level lower than that of the fiber of the invention, which indicates that the color fastness is poor and the uvioresistant performance is low, so that the uvioresistant performance of the fiber is indeed improved by adding the rabbit hair protein powder and the orthosilicic acid gel.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (3)
1. A preparation method of colored polypropylene fiber for high-sun clothes is characterized by comprising the following specific preparation steps:
(1) preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, performing autoclave treatment to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair with urea and L-cysteine to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH value with a sodium hydroxide solution, introducing nitrogen to isolate air, stirring for dissolving, performing centrifugal separation after stirring for dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution and a hydrochloric acid solution to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating, and stirring for reaction to obtain an orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing colored fine denier polypropylene fiber forming resin, rabbit hair keratin powder, orthosilicic acid gel, XZJ01 dispersing agent and antistatic agent XZJ11, mixing, blending by double screws, extruding and cutting into granules to prepare fine denier polypropylene fiber slices;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
2. The preparation method of the colored polypropylene fiber for the high-sun clothes according to claim 1, which is characterized by comprising the following specific preparation steps:
(1) preparation of the mixture:
weighing rabbit hair, putting the rabbit hair into an autoclave, carrying out autoclave treatment for 1-2 hours under the conditions that the steam pressure is 1.0-1.1 MPa and the temperature is 150-160 ℃ to obtain pretreated rabbit hair, and mixing the pretreated rabbit hair, urea and L-cysteine according to the mass ratio of 1: mixing at a ratio of 1:2:20 to obtain a mixture;
(2) preparation of rabbit hair keratin powder:
putting the obtained mixture into a single-neck flask, adjusting the pH to 9-10 by using a sodium hydroxide solution with the concentration of 5mol/L, introducing nitrogen to isolate air, stirring and dissolving for 5-8 h by using a stirrer at the rotating speed of 200-300 r/min, performing centrifugal separation after stirring and dissolving to obtain a light yellow rabbit hair keratin solution, and performing freeze drying to obtain rabbit hair keratin powder;
(3) preparation of orthosilicic acid gel:
mixing a sodium silicate solution with the mass fraction of 30% and a hydrochloric acid solution with the concentration of 0.5mol/L according to the mass ratio of 5:1 to obtain a mixed solution, transferring the mixed solution into a reaction kettle, heating to 160-190 ℃, stirring at the rotating speed of 200-300 r/min for reaction for 1-2 hours to obtain an orthosilicic acid gel;
(4) preparing fine denier polypropylene fiber slices:
weighing 70-80 parts by weight of colored fine denier polypropylene fiber forming resin, 5-8 parts by weight of rabbit hair keratin powder, 5-10 parts by weight of orthosilicic acid gel, 3-5 parts by weight of XZJ01 dispersing agent and 1-2 parts by weight of antistatic agent XZJ11, mixing, then blending by twin screws, extruding and cutting into fine denier polypropylene fiber slices, wherein the blending temperature is 180-200 ℃, and the screw rotation speed is 150-160 rpm;
(5) preparing the colorful polypropylene fiber for the high-sun clothes:
the colored polypropylene fiber for the high-sun-cured clothes is prepared by taking fine-denier polypropylene fiber slices as raw materials through the process routes of feeding in a storage bin, extruding by a screw extruder, filtering by a prefilter, spinning by a spinning assembly, cooling by side air blowing, oiling by an oil tanker and winding.
3. The method for preparing the colored polypropylene fiber for the high-sun clothes according to claim 1, wherein the method comprises the following steps: the preparation steps of the color polypropylene fiber for the high-sun clothes are as follows:
the spinning temperature is 230-280 ℃, the pressure after the pre-filtration by the pre-filter is 6.0-8.0 MPa, the component adopts 60-80 and 80-100 meshes/g of metal filter sand, the pressure of the component is 9.0-16.0 MPa, the air temperature of the cross air blow is 20-28 ℃, the air speed is 0.30-0.6 m/s, the air pressure is 600-700 Pa, and the winding speed is 2400-2800 m/min.
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Address after: 213000 Yangyuan Industrial Park, Chunjiang Town, Xinbei District, Changzhou City, Jiangsu Province Applicant after: Jiangsu xinzhanjiang Fiber Technology Co.,Ltd. Address before: 213000 Yangyuan Industrial Park, Chunjiang Town, Xinbei District, Changzhou City, Jiangsu Province Applicant before: CHANGZHOU XINZHANJIANG SPECIAL FIBER Co.,Ltd. |
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