WO2022042723A1 - Procédé et système de modification par plasma pour tissu, tissu non tissé et couche mince poreuse - Google Patents

Procédé et système de modification par plasma pour tissu, tissu non tissé et couche mince poreuse Download PDF

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Publication number
WO2022042723A1
WO2022042723A1 PCT/CN2021/115353 CN2021115353W WO2022042723A1 WO 2022042723 A1 WO2022042723 A1 WO 2022042723A1 CN 2021115353 W CN2021115353 W CN 2021115353W WO 2022042723 A1 WO2022042723 A1 WO 2022042723A1
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plasma
type
plasma modification
modification method
frequency
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PCT/CN2021/115353
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English (en)
Chinese (zh)
Inventor
邹智挥
杜娟
杨涛
杜曼诺
高晨
张雪梅
曾春燕
胡雪菲
陈爽
邹智元
王若尧
马正禄
葛非凡
田新源
Original Assignee
四川轻化工大学
四川智翔翼科技有限公司
四川智仁发生物科技有限公司
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Priority to GB2307306.7A priority Critical patent/GB2617918A/en
Publication of WO2022042723A1 publication Critical patent/WO2022042723A1/fr
Priority to ZA2023/00934A priority patent/ZA202300934B/en

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/08—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin
    • D06M14/10—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
    • D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/123—Treatment by wave energy or particle radiation
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/02—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements ultrasonic or sonic; Corona discharge
    • D06M10/025—Corona discharge or low temperature plasma
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    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/06—Inorganic compounds or elements
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    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/08—Organic compounds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
    • D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
    • D06M14/28—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
    • D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
    • D06M14/30—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M14/32—Polyesters
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
    • D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
    • D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
    • D06M14/30—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M14/34—Polyamides
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    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/79—Polyolefins
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/20—Physical treatments affecting dyeing, e.g. ultrasonic or electric
    • D06P5/2011—Application of vibrations, pulses or waves for non-thermic purposes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/22—Effecting variation of dye affinity on textile material by chemical means that react with the fibre
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/10—Repellency against liquids
    • D06M2200/11—Oleophobic properties

Definitions

  • the invention belongs to the technical field of materials, and in particular relates to a plasma modification method and system for fabrics, non-woven fabrics and porous films.
  • Plasma has been widely used in various fields. For example, in the manufacture of semiconductor integrated circuits, the growth of thin films of different materials and the etching of circuits are generally achieved by plasma technology. In addition, in the semiconductor packaging and textile industries, plasma can be used to clean and change the surface of materials to achieve special functions and effects; in terms of environmental protection, plasma torches can safely solidify the highly polluting ash produced by incinerators; in medical Commercial plasma equipment has been used in the sterilization of surgical tools; in scientific research, plasma has become an important tool, such as the growth of carbon nanotubes, the research and development of microelectromechanical and so on.
  • the present invention discloses a plasma modification method and system for fabrics, non-woven fabrics and porous films.
  • the plasma modification method for fabric, non-woven fabric and porous film according to the present invention comprises the following steps:
  • the treated material is washed in water with a high-frequency vibration mode, and the high-frequency wave is a vibration wave with a frequency greater than 100KHZ.
  • the material is dried.
  • the grafting liquid is a liquid containing functional groups.
  • the grafting liquid is carboxyl type, epoxy type, oxazoline type, alkenyl type, amino type, acid anhydride type, hydroxyl type, titanate type, silane type, peptidyl imide type and isocyanate type Any one or more of the prepared solutions.
  • the gas introduced in the plasma modification is oxygen or argon or the atmosphere.
  • the high-frequency vibration mode is replaced by soap cleaning.
  • the invention also discloses a plasma modification system device for fabrics, non-woven fabrics and porous films, including a soaking grafting liquid container, a rolling machine, a drying device, a plasma gun and a high-frequency cleaning pool.
  • the high-frequency cleaning pool is replaced by a soap cleaning pool.
  • plasma treatment in the process of treating fabrics or porous films, after dipping and rolling, plasma treatment is performed, which greatly increases the number of functional groups, not only the modification effect It is superior to the traditional process, and the grafting reaction time is greatly shortened.
  • FIG. 1 is a schematic flow chart of a specific embodiment of the present invention.
  • Fig. 2 is a schematic diagram of a possible chemical reaction formula of the plasma reaction in step S2 of the present invention; in Fig. 2, plasma represents plasma modification;
  • FIG. 3 is a schematic diagram of a specific embodiment of the plasma modification device according to the present invention.
  • the names of the reference signs in the figure are: 1-material roll, 2-soaking grafting liquid container, 3-roller, 4-drying device, 5-plasma gun, 6-high frequency cleaning tank, 7-clean water cleaning tank.
  • the plasma modification method for fabric and porous film of the present invention comprises the steps:
  • the treated material is washed in water with a high-frequency vibration mode, and the high-frequency wave is a vibration wave with a frequency greater than 100KHZ.
  • the plasma modification method of the present invention can be realized by a plasma modification system as shown in FIG. 2, including a soaking grafting liquid container, a rolling machine, a drying device, a plasma gun and a high-frequency cleaning tank.
  • the grafting liquid can be carboxylic acid type, epoxy type, oxazoline type, alkenyl type, amino type, acid anhydride type, hydroxyl type, titanate type, silane type, peptidyl imide type and isocyanate type Any one or more of the prepared solutions.
  • Carboxyl type is a solution of compounds containing carboxyl groups such as acrylic acid and butenedioic acid; epoxy type and alkenyl are compounds containing epoxy or alkenyl groups such as bispropene quaternary ammonium salt solution.
  • Oxazoline type such as 2,2′-(1,3--phenylene)-bisoxazoline solution, amine type such as ethylenediamine, diethanolamine, triethylenetetramine, hexamethylenetetramine , tetraethylene pentamine, etc., acid anhydride type such as maleic anhydride solution, hydroxyl type such as ethylene glycol solution, titanate type such as tetrabutyl titanate solution, silane type such as silane coupling agent solution, peptidyl imide type Such as imide-dipeptide solution solution isocyanate type such as MDI, HDI, PDI, TDI, etc. are dissolved in toluene.
  • the treated material is plasma treated with a plasma gun; the treated material is cleaned in a high-frequency cleaning pool by means of high-frequency vibration.
  • Example 1 The polypropylene non-woven fabric was soaked in a bis-propylene quaternary ammonium salt solution, the mass concentration of the solution was 5% and 10%, respectively. After soaking for 10 minutes, the polypropylene non-woven fabric was taken out and rolled with a rolling machine. Squeeze out excess liquid. Rolling can keep the non-woven fabric flat and at the same time, it is relatively dry and air-drying. The weight of propylene non-woven fabric is more than 1.5 times, which can provide enough atomic groups in subsequent operations.
  • Plasma irradiation was carried out after rolling, and the irradiation time was 5 minutes; after irradiation, the non-woven fabric was placed in a container soaked in grafting solution for graft modification, and then the non-woven fabric was ultrasonically cleaned after the graft modification.
  • the graft-modified non-woven fabric has improved antibacterial properties and hydrophilicity, and the effect of oxygen plasma treatment is better than that of argon plasma treatment from the amount of carboxylic acid groups and peroxides introduced.
  • the relatively traditional method is to first undergo plasma treatment, and then react with the grafting solution.
  • the reaction time is 1 hour.
  • the traditional process requires nitrogen gas to prevent the plasma-activated sample from reacting with the oxygen in the air. drying.
  • the new process of the present invention is to first immerse in the grafting liquid, remove the excess liquid by a rolling machine, and then conduct plasma treatment, cleaning and drying with argon and nitrogen gas; the present invention not only has excellent modification effect Compared with the traditional process, the grafting reaction time is greatly shortened.
  • the non-woven fabric is subjected to high-frequency cleaning.
  • the specific method is to spread the non-woven fabric and soak it in normal temperature water. Excess chemical molecules on the branch. It can also be washed with soap to remove excess chemical molecules.
  • Table 1 shows the properties of the polypropylene non-woven fabrics treated by the traditional method and the present invention after being respectively injected with argon and oxygen for plasma treatment.
  • concentration of the quaternary ammonium compound aqueous solution is 10wt%. More peroxide and carboxylic acid groups are introduced, so oxygen plasma works better than argon plasma.
  • Table 1 measures the contact angle of water after argon and oxygen plasma treatment.
  • the decrease of the contact angle indicates that the hydrophilicity of the material increases, and the effect of the present invention is better than that of the traditional process, indicating that the modification effect of the present invention is better than that of the traditional process.
  • Table 2 shows the comparison results between the present invention and the traditional process in the antibacterial test. It can be seen that whether the quaternary ammonium compound of 5% or 10% concentration is used, the antibacterial effect of the present invention is better than that of the traditional process.
  • the polypropylene non-woven fabrics were plasma activated in new and old ways (ammonia gas was passed under vacuum), and 20wt% acrylic acid aqueous solution was grafted on the surface.
  • the non-woven fabric is cleaned with high frequency waves.
  • the specific method is to spread the non-woven fabric and soak it in normal temperature water. Attached excess chemical molecules that are not grafted on. The excess liquid is squeezed out by rolling with a rolling machine. Rolling can keep the non-woven fabric flat and at the same time, it is relatively dry and air-dried. The weight of the solution is maintained at more than 1.2 times the weight of the polypropylene non-woven fabric, which can provide sufficient atomic groups in subsequent operations.
  • the carboxylic acid functional group of the modified polypropylene non-woven fabric comes from acrylic acid, and the carboxylic acid functional group can react with the salt-based dye to achieve the effect of coloring, improve its hydrophilicity and dyeing properties, and improve the Industrial application of polypropylene non-woven fabrics.
  • Table 3 shows the K/S values of different color fuels colored by the old and new methods in this example.
  • the K/S value represents the depth of staining. That is, the function established between the absorption coefficient K and the scattering coefficient S of the measured object using the Kubelka-Munk dyeing depth equation. The larger the K/S value obtained by calculation, the darker the surface of the solid sample, that is, the higher the concentration of colored substances, and the better the dyeing performance of the dye.
  • the polypropylene non-woven fabric without plasma processing cannot form ionic bonding with the base property because it has no functional group, so it cannot be colored.
  • the polypropylene non-woven fabric can have functional groups, which can form ionic bonds with basic dyes to achieve the effect of coloring.
  • Table 3 shows that the coloring depth of the plasma process of the present invention is higher than that of the traditional process, and has better hydrophilicity.
  • the polyethylene porous membrane was treated by plasma activation in new and old ways, and the surface was grafted with 20 wt% butenedioic acid aqueous solution by passing oxygen gas under vacuum.
  • the new method of the invention has no grafting time, and the grafting time of the traditional process is 3 hours and the temperature is 25 degrees Celsius.
  • the excess liquid is squeezed out by the rolling machine, and the rolling can keep the non-woven fabric flat while the relative spinning and air-drying operations can be performed.
  • the weight of the solution in the cloth is maintained at more than 1.1 times the weight of the polyethylene porous membrane, which can provide sufficient atomic groups in the subsequent operations.
  • the polyethylene porous membrane is subjected to high-frequency cleaning. The specific method is to spread the non-woven fabric and soak it in normal temperature water. The attached excess chemical molecules that are grafted on.
  • the present embodiment analyzes the dyeing results as shown in Table 4
  • the polyethylene terephthalate fabric was activated by atmospheric plasma in two ways, new and old, respectively, and a 20 wt% tartaric acid aqueous solution was grafted.
  • the new method of the invention has no grafting time, and the grafting time of the traditional process is 1 hour and the temperature is 25 degrees Celsius.
  • the excess liquid is squeezed out by the rolling machine, and the rolling can keep the non-woven fabric flat while the relative drying and air-drying operations are performed.
  • the weight of the solution is maintained at more than 1.2 times the weight of the polyethylene terephthalate fabric, which can provide sufficient atomic groups in subsequent operations.
  • the ethylene terephthalate fabric is steamed at a high temperature of 160°C for 3 minutes in a high-temperature steam oven, and then the fabric is washed with soap solution and then soaked in water at room temperature for washing to remove the ungrafted. of excess chemical molecules attached.
  • the present embodiment analyzes the dyeing results as shown in Table 5
  • Plasma activation was performed on the polyamide fabric in two ways, new and old (oxygen gas was passed under vacuum), and 15 wt% ethylenediamine aqueous solution was grafted.
  • the new method of the invention has no grafting time, and the grafting time of the traditional process is 1 hour and the temperature is 25 degrees Celsius.
  • the excess liquid is squeezed out by the rolling machine, and the rolling can keep the non-woven fabric flat while the relative drying and air-drying operations are performed.
  • the weight of the solution is maintained at more than 1.2 times the weight of the polyethylene terephthalate fabric, which can provide sufficient atomic groups in subsequent operations.
  • the polyamide fabric is steamed at a high temperature of 130°C for 3 minutes in a high-temperature steam oven, then the fabric is washed with soap solution, and then the fabric is washed with soap solution and then soaked in normal temperature water for washing to remove unconnected. Attached excess chemical molecules on the branch.
  • the present embodiment analyzes the dyeing results as shown in Table 6
  • plasma treatment in the process of treating fabrics or porous films, after dipping and rolling, plasma treatment is performed, which greatly increases the number of functional groups, not only the modification effect It is superior to the traditional process, and the grafting reaction time is greatly shortened.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

Procédé et système de modification par plasma pour tissu et couche mince poreuse. Le procédé comprend les étapes suivantes : S1, consistant à tremper, dans un liquide de greffage, un matériau à traiter, le temps de trempage n'étant pas inférieur à 30 secondes ; après le trempage, à utiliser une presse à rouleaux pour effectuer un laminage sur le matériau pour extruder un liquide redondant ; S2, consistant à mettre le matériau traité dans un dispositif à plasma pour réaliser un traitement au plasma ; et S3, consistant à nettoyer le matériau traité dans de l'eau dans un mode de vibration haute fréquence ou un mode de nettoyage au savon liquide, la haute fréquence étant une onde de vibration dont la fréquence est supérieure à 100 KHZ. Selon le procédé et le système de modification par plasma, dans un processus de traitement du tissu ou de la couche mince poreuse, le trempage et le laminage sont utilisés, et ensuite le traitement au plasma est effectué, de telle sorte que le nombre de groupes fonctionnels est fortement augmenté, l'effet de modification est supérieur à celui des technologies classiques, et le temps de réaction de greffage est considérablement raccourci.
PCT/CN2021/115353 2020-08-31 2021-08-30 Procédé et système de modification par plasma pour tissu, tissu non tissé et couche mince poreuse WO2022042723A1 (fr)

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GB2307306.7A GB2617918A (en) 2020-08-31 2021-08-30 Plasma modification method and system for fabric, non-woven fabric, and porous thin film
ZA2023/00934A ZA202300934B (en) 2020-08-31 2023-01-20 Plasma modification method and system for fabrics, non-woven and porous films

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CN202010894096.6 2020-08-31
CN202010894096.6A CN112030553B (zh) 2020-08-31 2020-08-31 用于织物、无纺布与多孔性薄膜的等离子改性方法及系统

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CN112030553B (zh) * 2020-08-31 2023-08-04 四川轻化工大学 用于织物、无纺布与多孔性薄膜的等离子改性方法及系统
CN114892400B (zh) * 2021-11-01 2023-12-26 中国电力科学研究院有限公司 材料表面处理装置及方法

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