CN107475801A - Moisture absorption antistatic antibiotic polyester fiber, moisture absorption antistatic antibacterial fabric and preparation and application - Google Patents

Moisture absorption antistatic antibiotic polyester fiber, moisture absorption antistatic antibacterial fabric and preparation and application Download PDF

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Publication number
CN107475801A
CN107475801A CN201710762668.3A CN201710762668A CN107475801A CN 107475801 A CN107475801 A CN 107475801A CN 201710762668 A CN201710762668 A CN 201710762668A CN 107475801 A CN107475801 A CN 107475801A
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China
Prior art keywords
moisture absorption
polyester fiber
absorption antistatic
preparation
antibiotic polyester
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CN201710762668.3A
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Inventor
林庆芳
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Guangzhou Hongya Apparel Technology Co Ltd
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Guangzhou Hongya Apparel Technology Co Ltd
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Priority to CN201710762668.3A priority Critical patent/CN107475801A/en
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    • 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
    • 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
    • D01F1/09Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
    • 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
    • D01F1/103Agents inhibiting growth of microorganisms
    • 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
    • D01F11/00Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/04Chemical after-treatment of artificial filaments or the like during manufacture of synthetic polymers
    • D01F11/08Chemical after-treatment of artificial filaments or the like during manufacture of synthetic polymers of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Artificial Filaments (AREA)

Abstract

The invention belongs to textile clothing field, and in particular to a kind of moisture absorption antistatic antibiotic polyester fiber, moisture absorption antistatic antibacterial fabric and preparation and application.The preparation method of described moisture absorption antistatic antibiotic polyester fiber, is comprised the following steps:By PET, polyvinyl alcohol, Nano Silver and polyethylene glycol blend spinning, composite fibre is obtained;Composite fibre is handled respectively with fatty enzyme aqueous solution and Quaternary Ammonium Salt of Chitosan/glyoxal solution, and is washed;Composite fibre stretching after washing, curling, thermal finalization, obtains moisture absorption antistatic antibiotic polyester fiber;Present invention also offers a kind of moisture absorption antistatic antibacterial fabric, includes above-mentioned moisture absorption antistatic antibiotic polyester fiber.Moisture absorption antistatic antibiotic polyester fiber produced by the present invention overcomes the shortcomings of unmodified polyester fiber is moist poor, regain is low, easy electrostatic, has good water imbibition, hygroscopicity, antistatic and antibacterial effect.

Description

Moisture absorption antistatic antibiotic polyester fiber, moisture absorption antistatic antibacterial fabric and prepare with Using
Technical field
The invention belongs to textile clothing field, and in particular to a kind of moisture absorption antistatic antibiotic polyester fiber, moisture absorption are antistatic Antibiotic facing material and preparation and application.
Background technology
Terylene is an important kind in synthetic fibers, is the trade name of China's polyester fiber.Terylene is right with essence Phthalic acid (PTA) or dimethyl terephthalate (DMT) (DMT) and ethylene glycol (EG) are that raw material is anti-through esterification or ester exchange and polycondensation Prepared by answering fiber-forming polymer --- polyethylene terephthalate (PET), through fiber made of spinning and post processing. Nineteen forty-one Britain Whenfield and Dikson has synthesized poly terephthalic acid second as raw material first using terephthalic acid (TPA) and ethylene glycol Diester, and fiber has been made.Terylene produces in nineteen forty-six in British industry metaplasia, and nineteen fifty-three starts worldwide extensive work Industry metaplasia is produced, and beginning in 1971 quantitatively exceedes nylon, turns into the first big synthetic fibers.
The linear type of polyethylene terephthalate macromolecular, molecules align is close, is obtained using melt spinning poly- Ethylene glycol terephthalate fibre crystallinity and the degree of orientation are all higher, and glass transition temperature is at 78 DEG C or so.These features are all assigned A series of its excellent performance is given, as fracture strength and modulus of elasticity are high, resilience is moderate, heat setting excellent performance, heat resistance It is good, anti-organic solvent and wash durability well, preferably preferable corrosion resistance, the stability of acid and weak base, knitted by it Into clothing it is prolonged endurable, electrical insulating property is good, quick-drying washable, has the laudatory title of " wash and wear ", thus be widely used in clothes, The fields such as decoration, industry.
It is intermolecular to lack hydrophilic-structure, therefore regain very little, hygroscopicity but terylene is because interior molecules arrangement is close Can be poor.Under conditions of relative humidity is 95%, its highest hydroscopicity is 0.7%, and because its hygroscopicity is poor, property is bad, terylene Fabric breathability is bad, and dyeability is poor, and pilling resistance is poor.To meet the market demand, current unfavorable factor, terylene production are overcome Industry is faced with the opportunities and challenges from conventional polyester to differential functionalization transition and upgrade.Polyester fiber realizes modified side Method has a variety of, is generally divided into functional treatment in road etc. after chemic modified method, physical modified method, the modification of spinning process, spinning.
Modified polyester fibre can not only overcome itself deficiency, can also assign its several functions according to demand.Change The excellent properties of property polyester fiber make it have wide application prospect.
The content of the invention
For overcome the deficiencies in the prior art and shortcoming, it is antistatic anti-that primary and foremost purpose of the invention is to provide a kind of moisture absorption The preparation method of bacterium polyester fiber.
The moisture absorption antistatic antibiotic polyester fiber being prepared another object of the present invention is to provide above-mentioned preparation method.
It is still another object of the present invention to provide a kind of moisture absorption antistatic antibacterial fabric, the fabric resists quiet comprising above-mentioned moisture absorption Electric antibacterial polyester fibre.
Fourth object of the present invention is to provide above-mentioned moisture absorption antistatic antibiotic polyester fiber and moisture absorption antistatic antibiotic Application of the fabric in functional fabric field.
The purpose of the present invention is achieved through the following technical solutions:
A kind of preparation method of moisture absorption antistatic antibiotic polyester fiber, is comprised the following steps:
(1) by PET (PET), polyvinyl alcohol, Nano Silver and polyethylene glycol according to mass ratio (85~ 100):(0.5~1):(0.3~0.8):(5~10) mix, carry out melt spinning, obtain composite fibre;
(2) composite fibre that step (1) spinning obtains is handled into 8~16h with fatty 55~65 DEG C of enzyme aqueous solution;
(3) by the composite fibre after step (2) processing with 60~80 DEG C of Quaternary Ammonium Salt of Chitosan/glyoxal solution processing 4~ 24h;
(4) by 30~40 DEG C of washing 30min~2h of composite fibre after step (3) processing;
(5) composite fibre after step (4) is washed stretches, curling, thermal finalization, obtains moisture absorption antistatic antibiotic polyester fibre Dimension;
The mass ratio of PET, polyvinyl alcohol, Nano Silver and polyethylene glycol described in step (1) is excellent Elect 90 as:0.8:0.5:8;
The degree of polymerization of polyvinyl alcohol described in step (1) is preferably more than 600;
The particle diameter of Nano Silver described in step (1) is preferably 20~100nm;
Polyethylene glycol described in step (1) is preferably at least one of polyethylene glycol 400 and Macrogol 600;
The temperature of melt spinning described in step (1) is preferably 220~250 DEG C, and the speed of melt spinning is preferably 1000~1500m/min;
The concentration of fatty enzyme aqueous solution described in step (2) is preferably 3~5g/L;
The condition of processing described in step (2) is preferably 58~62 DEG C of 10~12h of processing;
Glyoxal concentration is preferably 2~4%w/w in Quaternary Ammonium Salt of Chitosan/glyoxal solution described in step (3), season Ammonium salt chitosan concentration is preferably 1~5%w/w;
The condition of processing described in step (3) is preferably 65~75 DEG C of 8~12h of processing;
The condition of washing described in step (4) is preferably 33~38 DEG C of 1~1.5h of washing;
The multiple of stretching described in step (5) is preferably 2~3 times;
The condition of thermal finalization described in step (5) is preferably 120~130 DEG C of 15~20min of thermal finalization;
A kind of moisture absorption antistatic antibiotic polyester fiber, is prepared by above-mentioned preparation method;
A kind of moisture absorption antistatic antibacterial fabric, include above-mentioned moisture absorption antistatic antibiotic polyester fiber;
The preparation method of described moisture absorption antistatic antibacterial fabric, is comprised the following steps:
By the spinning of above-mentioned moisture absorption antistatic antibiotic polyester fiber, knitting, moisture absorption antistatic antibacterial fabric is obtained;
Application of the described moisture absorption antistatic antibiotic polyester fiber in functional fabric field;
Application of the described moisture absorption antistatic antibacterial fabric in functional fabric field;
The principle of the present invention:
The present invention is directed to the deficiencies of polyester fiber hygroscopicity is poor, regain is low, easy electrostatic, is scattered using polyvinyl alcohol Agent, organic polyethylene glycol are pore-foaming agent, make obtained polyester fiber structures microporous, wherein, the polyester fiber after spinning moulding After the processing of fat enzyme aqueous solution, one side pore-foaming agent polyethylene glycol is dissolved in water, and it is equal that fibrous inside and surface form a large amount of apertures Even micropore;The ester group of another aspect polyester fibre surface is cracked into carboxyl and hydroxyl under the catalytic action of enzyme;At enzyme Polyester fiber after reason is again with Quaternary Ammonium Salt of Chitosan/glyoxal solution processing, and one side glyoxal is as crosslinking agent so that quaternary ammonium Salt chitosan forms rock-steady structure by looping and grafting two ways with polyester fiber, wherein, Quaternary Ammonium Salt of Chitosan not only has There is good water solubility, and with the performances such as good antibiotic property, Cation adsorption, moisture absorbability and moisture retentivity, antistatic behaviour, quaternary ammonium Salt chitosan is positively charged, and polyester fiber is negatively charged, has excellent antistatic effect, and can improve fabric feeling;It is another Aspect, Quaternary Ammonium Salt of Chitosan and the polyvinyl alcohol collective effect of fibrous inside residual, improve fiber hygroscopicity.It is in addition, of the invention Nano Silver is added by being blended, is acted synergistically with Quaternary Ammonium Salt of Chitosan, there is significant fungistatic effect, and effect is lasting.
The present invention is had the following advantages relative to prior art and effect:
(1) present invention is modified by physical treatment, ferment treatment with reference to chemically treated mode to polyester fiber, significantly Water imbibition, the hygroscopicity of polyester fiber are improved, and washing fastness is good, action effect is lasting;Overcoming alkali decrement treatment can damage Hinder fiber so that the mechanical properties decrease of fiber, and produce a large amount of waste water, the shortcomings of polluting environment.
(2) moisture absorption antistatic antibiotic polyester fiber produced by the present invention overcomes the moist poor, moisture regain of unmodified polyester fiber Rate is low, easily plays the shortcomings of electrostatic, has good water imbibition, hygroscopicity, antistatic and antibacterial effect.
(3) moisture absorption antistatic antibiotic polyester fiber produced by the present invention improves the wearability of fiber, improves its system The comfortableness of the textile obtained, can make four seasons clothes, underwear, sport shirt, nightwear and bedding etc..
(4) preparation method provided by the invention is simple to operate, and cost is low, suitable for industrialized production.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this.
Lipase (L3126) is purchased from letter Bioisystech Co., Ltd of Novi;
Quaternary Ammonium Salt of Chitosan is purchased from Wuhan Hezhong Bio-chemical Manufature Co., Ltd., substitution value 90%;
Embodiment 1
A kind of preparation method of moisture absorption antistatic antibiotic polyester fiber, is comprised the following steps:
(1) by PET (PET), polyvinyl alcohol (degree of polymerization 500), Nano Silver (30~60nm of particle diameter) With polyethylene glycol 400 according to mass ratio 90:0.8:0.5:8 mixing, carry out melt spinning (230 DEG C of spinning temperature, spinning speed 1200m/min), composite fibre is obtained;
(2) 60 DEG C of processing 10h of fatty enzyme aqueous solution for being 4g/L with concentration by the composite fibre that step (1) spinning obtains;
(3) by composite fibre Quaternary Ammonium Salt of Chitosan/glyoxal solution after step (2) processing, (glyoxal concentration is 3% W/w, Quaternary Ammonium Salt of Chitosan concentration are 3%w/w) 70 DEG C of processing 10h;
(4) by 37 DEG C of washing 1.2h of composite fibre after step (3) processing;
(5) composite fibre after step (4) is washed stretches 2.5 times, curling, 125 DEG C of thermal finalization 18min, obtains moisture absorption Antistatic antibiotic polyester fiber;
(6) moisture absorption antistatic antibiotic polyester fiber made from step (5) is conventionally spinned, be knitted, inhaled Wet antistatic antibacterial fabric.
Embodiment 2
A kind of preparation method of moisture absorption antistatic antibiotic polyester fiber, is comprised the following steps:
(1) by PET (PET), polyvinyl alcohol (degree of polymerization 500), Nano Silver (particle diameter 50~ 100nm) and Macrogol 600 is according to mass ratio 85:0.5:0.3:5 mixing, carry out melt spinning (220 DEG C of spinning temperature, spinning Speed 1000m/min), obtain composite fibre;
(2) 55 DEG C of processing 16h of fatty enzyme aqueous solution for being 3g/L with concentration by the composite fibre that step (1) spinning obtains;
(3) by composite fibre Quaternary Ammonium Salt of Chitosan/glyoxal solution after step (2) processing, (glyoxal concentration is 2% W/w, Quaternary Ammonium Salt of Chitosan concentration are 1%w/w) 60 DEG C of processing 24h;
(4) by 30 DEG C of washing 2h of composite fibre after step (3) processing;
(5) composite fibre after step (4) is washed stretches 2 times, curling, 130 DEG C of thermal finalization 15min, obtains moisture absorption and resists Electrostatic antibacterial polyester fibre;
(6) moisture absorption antistatic antibiotic polyester fiber made from step (5) is conventionally spinned, be knitted, inhaled Wet antistatic antibacterial fabric.
Embodiment 3
A kind of preparation method of moisture absorption antistatic antibiotic polyester fiber, is comprised the following steps:
(1) by PET (PET), polyvinyl alcohol (degree of polymerization 500), Nano Silver (20~80nm of particle diameter) With polyethylene glycol 400 according to mass ratio 100:1:0.8:10 mixing, carry out melt spinning (250 DEG C of spinning temperature, spinning speed 1500m/min), composite fibre is obtained;
(2) 65 DEG C of processing 8h of fatty enzyme aqueous solution for being 5g/L with concentration by the composite fibre that step (1) spinning obtains;
(3) by composite fibre Quaternary Ammonium Salt of Chitosan/glyoxal solution after step (2) processing, (glyoxal concentration is 4% W/w, Quaternary Ammonium Salt of Chitosan concentration are 5%w/w) 80 DEG C of processing 4h;
(4) by 40 DEG C of washing 30min of composite fibre after step (3) processing;
(5) composite fibre after step (4) is washed stretches 3 times, curling, 120 DEG C of thermal finalization 20min, obtains moisture absorption and resists Electrostatic antibacterial polyester fibre;
(6) moisture absorption antistatic antibiotic polyester fiber made from step (5) is conventionally spinned, be knitted, inhaled Wet antistatic antibacterial fabric.
Comparative example 1
A kind of preparation method of conventional polyester fiber, is comprised the following steps:
(1) PET (PET) is subjected to melt spinning (230 DEG C of spinning temperature, spinning speed 1200m/ Min), polyester fiber is obtained;
(2) polyester fiber for obtaining step (1) spinning stretches 2.5 times, curling, 125 DEG C of thermal finalization 18min, obtains general Logical polyester fiber;
(3) conventional polyester fiber made from step (2) is conventionally spinned, be knitted, obtain common fabric.
Comparative example 2
A kind of preparation method of conventional polyester fiber, is comprised the following steps:
(1) by PET (PET), polyvinyl alcohol (degree of polymerization 500), Nano Silver (30~60nm of particle diameter) With polyethylene glycol 400 according to mass ratio 90:0.8:0.5:8 mixing, carry out melt spinning (230 DEG C of spinning temperature, spinning speed 1200m/min), composite fibre is obtained;
(2) composite fibre for obtaining step (1) spinning stretches 2.5 times, curling, 125 DEG C of thermal finalization 18min, obtains general Logical polyester fiber;
(3) conventional polyester fiber made from step (2) is conventionally spinned, be knitted, obtain common fabric.
Effect example
(1) water absorbing properties are tested
Common fabric is cut made from moisture absorption antistatic antibacterial fabric made from Example 1~3 or comparative example 1~2 Into 3 fritter samples, its initial mass (M is recorded1).Sample input is filled in the beaker of water, and infiltrates 1h wherein, is used after taking-up Filter paper sucks the moisture content of fabric face to being dripped naturally without water droplet, weighs its quality (M2), and water absorption rate is calculated, take 3 knots The average value of fruit, water absorption rate is calculated with following formula:
M=(M2-M1)/M1
M is water absorption rate in formula, M1It is the dry weight of fabric, M2It is the weight expected below that absorbs water.
(2) regain is tested
The ratio between mass change and sample dry weight before and after sample moisture absorption are the regain of sample.
(3) volume resistivity is tested
The fiber for reaching moisture equilibrium at dry side at the standard conditions is weighed, its volume resistivity is surveyed with fiber ratio resistance instrument.Volume Ratio resistance (ρv) having reacted the electric conductivity and antistatic property of fiber, i.e. volume resistivity is smaller, the electric conductivity of fiber, anti- Antistatic property is stronger;Conversely, the electric conductivity of fiber, antistatic property are poorer.
(4) anti-microbial property test
Carried out with reference to GB/T 20944.
Interpretation of result:
Compared with comparative example 1 and 2, moisture absorption antistatic antibacterial fabric made from embodiment 1~3 has preferably water suction Property, hygroscopicity and antistatic behaviour (table 1, table 2 and table 3).
Anti-microbial property is as shown in table 4, and moisture absorption antistatic antibacterial fabric has preferable anti-microbial property made from embodiment 1~3, 99% is all higher than to staphylococcus aureus and Escherichia coli antibiotic rate.
The water absorbing properties analysis of fabric made from the embodiment 1~3 of table 1 and comparative example 1~2
The moisture pick-up properties analysis of fabric made from the embodiment 1~3 of table 2 and comparative example 1~2
The antistatic property analysis of fabric made from the embodiment 1~3 of table 3 and comparative example 1~2
The antibacterial activity of fabric made from the embodiment 1~3 of table 4 and comparative example 1~2
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification, Equivalent substitute mode is should be, is included within protection scope of the present invention.

Claims (10)

1. a kind of preparation method of moisture absorption antistatic antibiotic polyester fiber, it is characterised in that comprise the following steps:
(1) by PET, polyvinyl alcohol, Nano Silver and polyethylene glycol according to mass ratio (85~100):(0.5 ~1):(0.3~0.8):(5~10) mix, carry out melt spinning, obtain composite fibre;
(2) composite fibre that step (1) spinning obtains is handled into 8~16h with fatty 55~65 DEG C of enzyme aqueous solution;
(3) by 60~80 DEG C of 4~24h of processing of Quaternary Ammonium Salt of Chitosan/glyoxal solution of the composite fibre after step (2) processing;
(4) by 30~40 DEG C of washing 30min~2h of composite fibre after step (3) processing;
(5) composite fibre after step (4) is washed stretches, and curling, thermal finalization, obtains moisture absorption antistatic antibiotic polyester fiber.
2. the preparation method of moisture absorption antistatic antibiotic polyester fiber according to claim 1, it is characterised in that:
The degree of polymerization of polyvinyl alcohol described in step (1) is no more than 600.
3. the preparation method of moisture absorption antistatic antibiotic polyester fiber according to claim 1, it is characterised in that:
The particle diameter of Nano Silver described in step (1) is 20~100nm;
Polyethylene glycol described in step (1) is at least one of polyethylene glycol 400 and Macrogol 600.
4. the preparation method of moisture absorption antistatic antibiotic polyester fiber according to claim 1, it is characterised in that:
The temperature of melt spinning described in step (1) is 220~250 DEG C, and the speed of melt spinning is 1000~1500m/ min。
5. the preparation method of moisture absorption antistatic antibiotic polyester fiber according to claim 1, it is characterised in that:
The concentration of fatty enzyme aqueous solution described in step (2) is 3~5g/L;
The condition of processing described in step (2) is 58~62 DEG C of 10~12h of processing.
6. the preparation method of moisture absorption antistatic antibiotic polyester fiber according to claim 1, it is characterised in that:
Glyoxal concentration is 2~4%w/w in Quaternary Ammonium Salt of Chitosan/glyoxal solution described in step (3), and quaternary ammonium salt crust gathers Sugared concentration is 1~5%w/w.
7. the preparation method of moisture absorption antistatic antibiotic polyester fiber according to claim 1, it is characterised in that:
The multiple of stretching described in step (5) is 2~3 times;
The condition of thermal finalization described in step (5) is 120~130 DEG C of 15~20min of thermal finalization.
8. a kind of moisture absorption antistatic antibiotic polyester fiber, it is characterised in that pass through the preparation side described in any one of claim 1~7 Method is prepared.
9. a kind of moisture absorption antistatic antibacterial fabric, it is characterised in that include the moisture absorption antistatic antibiotic polyester described in claim 8 Fiber.
10. the moisture absorption antistatic antibiotic face described in moisture absorption antistatic antibiotic polyester fiber and claim 9 described in claim 8 Expect the application in functional fabric field.
CN201710762668.3A 2017-08-30 2017-08-30 Moisture absorption antistatic antibiotic polyester fiber, moisture absorption antistatic antibacterial fabric and preparation and application Pending CN107475801A (en)

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CN114164651A (en) * 2021-12-09 2022-03-11 江苏久朗高科技股份有限公司 Continuous production process of antibacterial and antivirus air purification material
CN115849762A (en) * 2022-12-08 2023-03-28 安徽海螺材料科技股份有限公司 Anti-permeability and anti-erosion marine concrete composite additive and preparation method thereof

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CN112695443A (en) * 2020-12-04 2021-04-23 宁波三同编织有限公司 Shirt fabric and preparation method thereof
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CN112900093A (en) * 2021-01-23 2021-06-04 浙江中纯新材料有限公司 Polyester yarn and preparation method thereof
CN112900093B (en) * 2021-01-23 2022-06-07 浙江中纯新材料有限公司 Polyester yarn and preparation method thereof
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CN114164651A (en) * 2021-12-09 2022-03-11 江苏久朗高科技股份有限公司 Continuous production process of antibacterial and antivirus air purification material
CN115849762A (en) * 2022-12-08 2023-03-28 安徽海螺材料科技股份有限公司 Anti-permeability and anti-erosion marine concrete composite additive and preparation method thereof
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Application publication date: 20171215