CN112301506A - Preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric - Google Patents

Preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric Download PDF

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Publication number
CN112301506A
CN112301506A CN202011260228.6A CN202011260228A CN112301506A CN 112301506 A CN112301506 A CN 112301506A CN 202011260228 A CN202011260228 A CN 202011260228A CN 112301506 A CN112301506 A CN 112301506A
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CN
China
Prior art keywords
polyester
moisture
absorbing sweat
proof
polyester fabric
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011260228.6A
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Chinese (zh)
Inventor
徐应能
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Zhejiang Beilong Textile Co ltd
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Zhejiang Beilong Textile Co ltd
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Priority to CN202011260228.6A priority Critical patent/CN112301506A/en
Publication of CN112301506A publication Critical patent/CN112301506A/en
Pending legal-status Critical Current

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    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/08Melt spinning methods
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/12Stretch-spinning methods
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/22Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/24Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/253Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00General methods for the manufacture of artificial filaments or the like
    • D01F1/02Addition of substances to the spinning solution or to the melt
    • D01F1/10Other agents for modifying properties
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/88Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/92Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2101/00Inorganic fibres
    • D10B2101/20Metallic fibres
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00Physical properties
    • D10B2401/22Physical properties protective against sunlight or UV radiation

Abstract

The invention discloses a preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric, which comprises the following steps: drying polyester powder and micro-nano calcium carbonate; then carrying out double-screw mixing, cooling and granulating to obtain master batches; uniformly mixing the moisture-absorbing polyester fiber master batch and the polyester chips, and spinning through a C-shaped hollow spinneret plate to obtain nascent fibers; then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber; the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric. According to the moisture-absorbing sweat-releasing radiation-proof polyester fabric, the polyester fibers are modified by the micro-nano calcium carbonate and are spun by the C-shaped hollow spinneret plate, so that the obtained polyester fibers are good in moisture-absorbing sweat-releasing effect; and the radiation-proof fabric is obtained by adopting a mode of coating the stainless steel wires with the polyester fibers and blending.

Description

Preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric
Technical Field
The invention relates to the technical field of polyester fabric preparation, in particular to a preparation method of a moisture-absorbing sweat-releasing radiation-proof polyester fabric.
Background
The polyester fiber is the fiber with the fastest development, the highest yield and the largest consumption in various synthetic fibers, and is the first large variety of the current synthetic fibers. It has excellent performance and low cost, and has great use in national defense, industrial cloth, civil clothing, etc. Particularly in the field of fibers, polyester chips prepared by polycondensation are prepared into polyester fibers through melt spinning, and the fibers have the advantages of high breaking strength and elastic modulus, moderate rebound resilience, light resistance, heat resistance, corrosion resistance and the like, so that the rapid development is realized since the appearance of the polyester fibers.
The existing electromagnetic wave shielding fabrics comprise metal wire fabrics, metal wire and textile yarn interweaving or embedding fabrics, metal fiber or carbon fiber and conventional textile fiber blended yarn fabrics, and electroplating, chemical plating and vacuum plating metal film fabrics. The electromagnetic wave shielding fabrics have the advantages and the disadvantages, but basically have the disadvantages of poor moisture absorption and sweat releasing effects of the fabric, so the invention provides the preparation method of the moisture absorption and sweat releasing radiation protection polyester fabric.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a preparation method of a moisture-absorbing sweat-releasing radiation-proof polyester fabric.
The technical scheme of the invention is as follows:
a preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric comprises the following steps:
A. grinding the PET slices, sieving the ground PET slices with a 80-mesh sieve, and taking undersize products to obtain polyester powder;
B. carrying out vacuum pre-crystallization drying treatment on polyester powder and micro-nano calcium carbonate;
C. mixing the dried polyester powder and the micro-nano calcium carbonate by a double screw, cooling and granulating to obtain moisture-absorbing polyester fiber master batches;
D. uniformly mixing 3-8% of moisture-absorbing polyester fiber master batch with polyester chips by weight ratio, melting by a screw extruder, statically mixing, filtering, metering by a box metering pump, extruding by a C-shaped hollow spinneret plate, and quenching by asymmetric ring blowing strong wind to obtain nascent fiber;
E. then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber;
F. the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the weft stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric.
Preferably, in the step B, the particle size of the micro-nano calcium carbonate is 800-1500 nm.
Preferably, in the step B, the mass ratio of the polyester powder to the micro-nano calcium carbonate is (50-120): 1.
preferably, in the step B, the process conditions of the vacuum pre-crystallization drying treatment are as follows: the vacuum degree is less than 0.1-0.3MPa, the temperature is 85-95 ℃, the temperature is kept for 2-3h, and then the temperature is raised by 8-10 ℃ in turn every hour until 130-;
preferably, in the step D, the spinning temperature is 265-.
Preferably, in the step E, the draft ratio after the draft is 4 to 5 times.
Preferably, in the step F, the weight percentage of the stainless steel wires in the moisture-absorbing sweat-releasing radiation-proof polyester fabric is 15-30%.
The invention has the advantages that: the preparation method of the moisture-absorbing sweat-releasing radiation-proof polyester fabric comprises the following steps: grinding and sieving the PET slices to obtain polyester powder; carrying out vacuum pre-crystallization drying on polyester powder and micro-nano calcium carbonate; then carrying out double-screw mixing, cooling and granulating to obtain moisture-absorbing polyester fiber master batches; uniformly mixing the moisture-absorbing polyester fiber master batch and polyester chips, and spinning through a C-shaped hollow spinneret plate to obtain nascent fiber; then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber; the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the weft stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric. According to the moisture-absorbing sweat-releasing radiation-proof polyester fabric, the polyester fibers are modified by adopting the micro-nano calcium carbonate and are spun by adopting the C-shaped hollow spinneret plate, so that the obtained three-dimensional spiral curled hollow polyester fibers are good in moisture-absorbing sweat-releasing effect; and the radiation-proof fabric is obtained by adopting a mode of coating the stainless steel wires with the polyester fibers and blending.
Detailed Description
Example 1
A preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric comprises the following steps:
A. grinding the PET slices, sieving the ground PET slices with a 80-mesh sieve, and taking undersize products to obtain polyester powder;
B. carrying out vacuum pre-crystallization drying treatment on polyester powder and micro-nano calcium carbonate;
C. mixing the dried polyester powder and the micro-nano calcium carbonate by a double screw, cooling and granulating to obtain moisture-absorbing polyester fiber master batches;
D. uniformly mixing 6% of moisture-absorbing polyester fiber master batch with polyester chips by weight ratio, melting by a screw extruder, statically mixing, filtering, metering by a box metering pump, extruding by a C-shaped hollow spinneret plate, and quenching by asymmetric circular blowing strong wind to obtain nascent fiber;
E. then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber;
F. the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the weft stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric.
In the step B, the particle size of the micro-nano calcium carbonate is 800-1500 nm; the mass ratio of the polyester powder to the micro-nano calcium carbonate is 75: 1.
in the step B, the process conditions of the vacuum pre-crystallization drying treatment are as follows: keeping the temperature at 87 ℃ for 2.5h under the vacuum degree of less than 0.2MPa, and then sequentially increasing the temperature by 8.5 ℃ per hour until the temperature reaches 131 ℃;
in the step D, the spinning temperature is 270 ℃.
In the step E, the draft ratio after the draft is 4.5 times.
In the step F, the weight percentage of the stainless steel wires in the moisture absorption and sweat releasing radiation protection terylene fabric is 23%.
Example 2
A preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric comprises the following steps:
A. grinding the PET slices, sieving the ground PET slices with a 80-mesh sieve, and taking undersize products to obtain polyester powder;
B. carrying out vacuum pre-crystallization drying treatment on polyester powder and micro-nano calcium carbonate;
C. mixing the dried polyester powder and the micro-nano calcium carbonate by a double screw, cooling and granulating to obtain moisture-absorbing polyester fiber master batches;
D. uniformly mixing moisture-absorbing polyester fiber master batches and polyester slices according to the weight ratio of 3%, melting by a screw extruder, statically mixing, filtering, metering by a box metering pump, extruding by a C-shaped hollow spinneret plate, and quenching by asymmetric circular blowing strong wind to obtain nascent fiber;
E. then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber;
F. the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the weft stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric.
In the step B, the particle size of the micro-nano calcium carbonate is 800-1500 nm; the mass ratio of the polyester powder to the micro-nano calcium carbonate is 120: 1.
in the step B, the process conditions of the vacuum pre-crystallization drying treatment are as follows: keeping the temperature at 95 ℃ for 2h under the vacuum degree of less than 0.1MPa, and then sequentially increasing the temperature by 10 ℃ per hour until the temperature reaches 130 ℃;
in the step D, the spinning temperature is 285 ℃.
In the step E, the draft ratio after the draft is 4 times.
In the step F, the weight percentage of the stainless steel wires in the moisture absorption and sweat releasing radiation protection terylene fabric is 30%.
Example 3
A preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric comprises the following steps:
A. grinding the PET slices, sieving the ground PET slices with a 80-mesh sieve, and taking undersize products to obtain polyester powder;
B. carrying out vacuum pre-crystallization drying treatment on polyester powder and micro-nano calcium carbonate;
C. mixing the dried polyester powder and the micro-nano calcium carbonate by a double screw, cooling and granulating to obtain moisture-absorbing polyester fiber master batches;
D. uniformly mixing 8% of moisture-absorbing polyester fiber master batch with polyester chips by weight ratio, melting by a screw extruder, statically mixing, filtering, metering by a box metering pump, extruding by a C-shaped hollow spinneret plate, and quenching by asymmetric circular blowing strong wind to obtain nascent fiber;
E. then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber;
F. the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the weft stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric.
In the step B, the particle size of the micro-nano calcium carbonate is 800-1500 nm; the mass ratio of the polyester powder to the micro-nano calcium carbonate is 50: 1.
in the step B, the process conditions of the vacuum pre-crystallization drying treatment are as follows: keeping the temperature for 3h at the vacuum degree of less than 0.3MPa and the temperature of 85 ℃, and then sequentially increasing the temperature by 8 ℃ per hour until the temperature reaches 135 ℃;
in the step D, the spinning temperature is 265 ℃.
In the step E, the draft ratio after the draft is 5 times.
In the step F, the weight percentage of the stainless steel wires in the moisture absorption and sweat releasing radiation protection terylene fabric is 15%.
The following test results were obtained by testing the moisture absorption properties of the polyester fabrics spun from the polyester fibers prepared in examples 1 to 3 by the methods of JISL1907-2010, respectively, and the specific results are shown in table 1.
Table 1: examples 1 to 3 results of moisture absorption property measurement;
example 1 Example 2 Example 3
Longitudinal wicking height (10 min) 96 96 96
Transverse wicking height (10 min) 98 98 98
Residual water content of 45 minutes% 7.2 7.1 7.0
The test data show that the moisture absorption polyester fiber prepared by the invention has very good moisture absorption performance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. A preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric is characterized by comprising the following steps:
A. grinding the PET slices, sieving the ground PET slices with a 80-mesh sieve, and taking undersize products to obtain polyester powder;
B. carrying out vacuum pre-crystallization drying treatment on polyester powder and micro-nano calcium carbonate;
C. mixing the dried polyester powder and the micro-nano calcium carbonate by a double screw, cooling and granulating to obtain moisture-absorbing polyester fiber master batches;
D. uniformly mixing 3-8% of moisture-absorbing polyester fiber master batch with polyester chips by weight ratio, melting by a screw extruder, statically mixing, filtering, metering by a box metering pump, extruding by a C-shaped hollow spinneret plate, and quenching by asymmetric ring blowing strong wind to obtain nascent fiber;
E. then drawing, heat setting, washing, drying and winding the nascent fiber to obtain the moisture absorption polyester fiber;
F. the stainless steel wires are wrapped and wound on the moisture absorption polyester fibers to serve as warps, the weft stainless steel wires serve as wefts, and the warps and the wefts are interwoven to form the moisture absorption and sweat releasing radiation protection polyester fabric.
2. The method for preparing moisture-absorbing sweat-releasing radiation-proof polyester fabric as claimed in claim 1, wherein in the step B, the particle size of the micro-nano calcium carbonate is 800-1500 nm.
3. The method for preparing moisture-absorbing sweat-releasing radiation-proof polyester fabric according to claim 1, wherein in the step B, the mass ratio of the polyester powder to the micro-nano calcium carbonate is (50-120): 1.
4. the method for preparing moisture-absorbing sweat-releasing radiation-proof polyester fabric according to claim 1, wherein in the step B, the process conditions of the vacuum pre-crystallization drying treatment are as follows: the vacuum degree is less than 0.1-0.3MPa, the temperature is 85-95 ℃, the temperature is kept for 2-3h, and then the temperature is raised by 8-10 ℃ in turn every hour until the temperature reaches 130-135 ℃.
5. The method for preparing moisture-absorbing sweat-releasing radiation-proof polyester fabric as claimed in claim 1, wherein in the step D, the spinning temperature is 265-285 ℃.
6. The method for preparing moisture-absorbing sweat-releasing radiation-proof polyester fabric according to claim 1, wherein in the step E, the drafting ratio after drafting is 4-5 times.
7. The method for preparing moisture-absorbing sweat-releasing radiation-proof polyester fabric according to claim 1, wherein in the step F, the weight percentage of the stainless steel wires in the moisture-absorbing sweat-releasing radiation-proof polyester fabric is 15-30%.
CN202011260228.6A 2020-11-12 2020-11-12 Preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric Pending CN112301506A (en)

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Application Number Priority Date Filing Date Title
CN202011260228.6A CN112301506A (en) 2020-11-12 2020-11-12 Preparation method of moisture-absorbing sweat-releasing radiation-proof polyester fabric

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113930860A (en) * 2021-09-22 2022-01-14 暖博士新材料(无锡)有限公司 Shellfish nanofiber

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113930860A (en) * 2021-09-22 2022-01-14 暖博士新材料(无锡)有限公司 Shellfish nanofiber
CN113930860B (en) * 2021-09-22 2023-09-01 暖博士新材料(无锡)有限公司 shellfish nanofiber

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Application publication date: 20210202