WO2012105810A2 - Fibre synthétique antibactérienne et son procédé de fabrication - Google Patents

Fibre synthétique antibactérienne et son procédé de fabrication Download PDF

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Publication number
WO2012105810A2
WO2012105810A2 PCT/KR2012/000777 KR2012000777W WO2012105810A2 WO 2012105810 A2 WO2012105810 A2 WO 2012105810A2 KR 2012000777 W KR2012000777 W KR 2012000777W WO 2012105810 A2 WO2012105810 A2 WO 2012105810A2
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WO
WIPO (PCT)
Prior art keywords
antimicrobial
fiber
plant
polymer material
synthetic fiber
Prior art date
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.)
Ceased
Application number
PCT/KR2012/000777
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English (en)
Korean (ko)
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WO2012105810A3 (fr
Inventor
유인식
석명호
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Individual
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Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR20110010191A external-priority patent/KR20110135793A/ko
Application filed by Individual filed Critical Individual
Priority to US13/579,130 priority Critical patent/US9125920B2/en
Priority to CN201280007210.2A priority patent/CN103620097A/zh
Publication of WO2012105810A2 publication Critical patent/WO2012105810A2/fr
Publication of WO2012105810A3 publication Critical patent/WO2012105810A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • 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
    • D01F1/103—Agents inhibiting growth of microorganisms

Definitions

  • the present invention relates to an antimicrobial synthetic fiber, and more particularly, to an antimicrobial synthetic fiber containing a plant extract and a method for producing the same.
  • the main species were to include antimicrobial inorganic materials in synthetic fibers, and the inorganic materials used were elvan, jade, mica and silver nanoparticles.
  • these inorganic materials do not give the desired level of antimicrobial properties because they act as a hinder in the manufacturing process of the fiber, and they can only be used in small amounts.
  • Nanoparticles have a problem that the color changes by adversely affecting the light fastness of the fiber after the dyeing process of the fiber.
  • Representative examples thereof include a method in which plant extracts having antimicrobial properties are directly applied to synthetic fibers and fixed, such as Korean Patent Registration No. 10-0726409 and Korean Patent Registration No. 10-0515808.
  • the synthetic fiber produced in this way has a problem in that the applied plant extract does not continuously exert an effect because it is detached during washing.
  • the present inventors also attempted to prepare a master batch chip by adsorbing the wood vinegar to porous mineral particles in order to obtain a deodorizing effect, such as Patent Publication No. 2000-0058680, but because most of the wood vinegar component is water and viscosity
  • master batch chips for a variety of reasons, such as agglomeration of mineral particles used when mixing the mineral particles with the particles, causes clogging of the filter of the master batching facility, decomposition by moisture, and lowering of the viscosity of the polymer. was not possible.
  • the melting temperature of the conventional synthetic fiber for fiber is 200 ⁇ 300 °C
  • the plant extract or essential oil added before the melt spinning has a problem that the volatilization, decomposition, deterioration, etc. is impossible to manufacture or the performance is not sufficiently exhibited.
  • the principle of electrospinning is that the solution discharged through the nozzle is converted into a jet stream by the electric force formed between the collector and the nozzle, and the solvent is volatilized after the solvent contained in the jet stream reaches the incomplete region to form pure nanofibers.
  • problems with all the prior arts have been mostly solved.
  • the fiber obtained by this method has a problem of low mechanical properties because it is difficult to obtain strength improvement through molecular orientation of the polymer itself. For this reason, the fiber obtained by the electrospinning method can not be used as a material for clothing, it is limited to only industrial special use.
  • the electrospinning method has a disadvantage in that a drop or bead frequently occurs during spinning, so that the process is not stable, and the production cost is very high while the production amount is very small.
  • the method for producing antimicrobial synthetic fibers of the present invention is characterized in that the antimicrobial plant extracts are contained in a fiber-forming polymer material, followed by melt spinning in a conventional manner.
  • the method of incorporating the extract of the antimicrobial plant into the fiber-forming polymer material includes (i) a method of melt spinning the chip obtained by coating and drying the antimicrobial plant extract on a synthetic chip, and (ii) adding a plant extract. After the production of the master batch chip and mixing with the master batch chip alone or synthetic resin chip, melt spinning method, (iii) method of adding the antimicrobial plant extract during the polymerization step and the like.
  • Antibacterial plants are very diverse, and most plants have antibacterial properties with varying degrees.
  • antimicrobial plants listed below are examples and in the present invention, all plants having antimicrobial properties may be used even if not illustrated below.
  • Camphoraceae cypressaceae, pineaceae, cedar, arboraceae, green tea, Camellia, juniper, medicinal herbs, Herbaceae, Oleaceae, Ginkgo, Honeysuckle, Camphoraceae, Linaceae, Poaceae, Plant extracts extracted from leaves, stems, flowers, roots, fruits, or seeds, such as Rhododendron, Liliaceae, Lotus Leaf, Lamiaceae, Asteraceae, Oak and Sumac, and sap and sap from trees are widely antibacterial. Known.
  • the inventors have confirmed that the active ingredient of the plant extract does not completely decompose or deteriorate even through ordinary melt spinning. Even if the active ingredient of the plant extract is partially pyrolyzed or degraded, if some remain and exert antimicrobial properties, it is very useful industrially and this fact has been clarified by the present inventors.
  • Part of the active ingredient remaining means that part of the active ingredient remains intact and that some components of the active ingredient remain.
  • the product is dried for a long time at high temperature and subjected to high temperature melt spinning and dyeing process, the unique flavor of plant extract is lost, but the antibacterial property is maintained as it is.
  • the plant extract refers to a plant leaf, flower, stem, root, sap, sap, fruit, seeds or the like boiled with water to extract the active ingredient or extracts obtained by cooling and condensing the smoke generated when burning the plant, etc. Means.
  • the extract extracted by boiling water in the antimicrobial plant water is removed in a drying process or a master batch manufacturing process, and an active ingredient having a pharmacological action is present in the fiber. Impurities such as solids and the like are filtered out.
  • the extract should be sufficiently concentrated and preferably concentrated by heating until the weight is reduced to 25 to 60% or less, more preferably 30 to 50%, of the material (antibacterial plant) and water added. If the degree of concentration is less than this, a lot of flammable volatiles remain in the extract liquid, making the continuous process difficult, and the physical properties of the obtained fiber are also very poor. If the degree of concentration is higher than this, the viscosity becomes too high and workability is inferior, and deterioration of the material occurs due to excessive concentration.
  • Preferable extraction temperature is 110-150 degreeC, More preferably, it is 120-130 degreeC. If it is below this range, the extraction efficiency is insufficient, and if it exceeds this range, there is no further increase in extraction efficiency, and the risk of the process increases due to the high pressure generated during extraction.
  • the ratio of the weight of the material (antibacterial plant) and the water used for the first time is a ratio of 1: 2 to 5 as in the case of conventional herbs.
  • Powders obtained by extracting the active ingredient of the plant with a solvent, then drying and pulverizing, or powders obtained by drying and pulverizing the plant itself cannot be used in the present invention. Not only is it difficult to obtain the desired level of fine powder, but it is also severely degraded or burned during drying or melt spinning before spinning. When the added plant powder burns down, the viscosity of the synthetic resin decreases drastically, and spinning itself becomes impossible.
  • the appropriate content is 0.01 to 10.0% by weight, more preferably 0.05 to 6.0% by weight, more preferably 0.1 to 3.0% by weight. If it is less than this range, the effect of the input is insufficient, even if it exceeds this range there is no further effect improvement and adversely affect the physical properties of the fiber.
  • the production method of the present invention is to melt-spun in a conventional manner by containing 0.01 to 10% by weight, preferably 0.05 to 6.0% by weight, more preferably 0.1 to 3.0% by weight of the extract of the antimicrobial plant in the fiber-forming polymer material It is composed.
  • a coating method, a master batch method, a polymerization method, or the like may be used as a method of containing the extract of the antimicrobial plant in the fiber-forming polymer material.
  • the coating method in order to prevent deterioration of the plant extract, it is preferable to dry using low temperature drying or rotary hot air drying equipment.
  • Synthetic fiber of the present invention prepared by the above manufacturing method contains 0.01 ⁇ 3.0% by weight of the active ingredient of the antimicrobial plant extract or wood vinegar, has an excellent antimicrobial activity of more than 90% bacterial antibacterial rate over 18 hours.
  • the antimicrobial synthetic fiber of the present invention exhibits very good antimicrobial properties and at the same time continuously exerts antimicrobial properties.
  • it is excellent in physical properties than the conventional antimicrobial synthetic fiber is very suitable as a general medical material, non-woven fabric or industrial material, and also can be effectively used as a diaper for infants or patients because the antimicrobial properties persist even after repeated washing and excellent skin diseases and anti-allergic effects.
  • even when used as bristles will exhibit excellent antibacterial effect.
  • This step was repeated to prepare 65 Kg of filtered concentrate.
  • 2Kg of the coating chip was used to spin a conventional spinning method at a spinning temperature of 225 ° C. with a pilot spinning machine to produce 150 denier 28 filament yarns.
  • 3 wt% of the extract obtained in Preparation Example 1 was mixed with nylon chips and dried at 60 ° C. for 3 hours using a rotary hot air dryer to prepare 50 Kg of coated chips.
  • the obtained coating chip was mixed with a general nylon chip in a ratio of 1: 1, and dried in a conventional manner, and then spun at a spinning temperature of 235 ° C. in a pilot spinning machine to prepare nylon filament yarn of 150 denier 28 filaments.
  • 2 wt% of the filtered oak vinegar solution was mixed with a polypropylene chip and dried at 60 ° C. for 3 hours using a rotary hot air dryer to prepare 50 kg of coated chips.
  • the coated chip was spun using a conventional manufacturing method at a spinning temperature of 225 ° C. using 2 Kg alone to produce 150 denier 28 filament yarns.
  • the filament yarns prepared according to Production Examples 5 to 10 were prepared in the form of a sock.
  • the total antimicrobial activity was passed for 18 hours as shown in Table 1 below. This was very good at over 90%.
  • the test method was as follows.
  • Test species Staphy lococcus aureus (MRSA) ATCC 33591
  • the single jersey knitting fabric knitted with polyester 40s / 1 spun yarn was dehydrated and dried after refining dye shopping in a high pressure dyeing machine. Subsequently, 5% by weight of the soft-leaved extract obtained in Preparation Example 1 was mixed with water (95% by weight) to which a softening agent was added, the fabric was immersed therein, passed through a mangle, and a sample was obtained through a tenter process.
  • the sample before washing showed 99.9% antimicrobial activity, but after 5 washes, the antimicrobial activity was significantly reduced to 34% or less.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)

Abstract

La présente invention porte sur une fibre synthétique antibactérienne fabriquée par sélection d'un ou plusieurs extraits de plantes antibactériens, mélange des extraits de plantes et d'un matériau polymère pour la formation de fibres, et filage par fusion du mélange à une température de 200 à 300°C. La fibre synthétique antibactérienne de la présente invention peut présenter à la fois une action antibiotique très supérieure ainsi qu'une action antibiotique continue. En outre, les propriétés physiques de la fibre synthétique antibactérienne de la présente invention sont supérieures à celles des fibres synthétiques antibactériennes classiques, et sont ainsi très appropriées pour des matériaux d'habillement général.
PCT/KR2012/000777 2010-06-11 2012-02-01 Fibre synthétique antibactérienne et son procédé de fabrication Ceased WO2012105810A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/579,130 US9125920B2 (en) 2010-06-11 2012-02-01 Antibacterial synthetic fiber and manufacturing method thereof
CN201280007210.2A CN103620097A (zh) 2010-06-11 2012-02-01 抗菌合成纤维及其制造方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2011-0010191 2011-02-01
KR20110010191A KR20110135793A (ko) 2010-06-11 2011-02-01 항균성 합성섬유 및 그 제조방법
KR10-2011-0056772 2011-06-13
KR20110056772A KR20110135832A (ko) 2010-06-11 2011-06-13 항균성 합성섬유 및 그 제조방법

Publications (2)

Publication Number Publication Date
WO2012105810A2 true WO2012105810A2 (fr) 2012-08-09
WO2012105810A3 WO2012105810A3 (fr) 2012-12-20

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103168803A (zh) * 2013-03-28 2013-06-26 陈士进 一种植物源抑菌解毒除臭剂及其制备方法和应用
CN111535025A (zh) * 2020-05-11 2020-08-14 苏州信义大时代网络科技有限公司 一种下部可翻折式口罩用抑菌无纺布的制备方法
CN113279146A (zh) * 2020-09-30 2021-08-20 石家庄以岭药业股份有限公司 含有连花清瘟提取物的纺粘无纺布的制备工艺及应用
CN114672895A (zh) * 2022-03-31 2022-06-28 何建桦 生质复合纤维及其制法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000119914A (ja) * 1998-10-07 2000-04-25 Unitika Ltd 抗菌性ポリアミド繊維の製造方法
KR20000058680A (ko) * 2000-06-23 2000-10-05 석미수 참나무 목초액이 첨가된 원사의 제조방법 및 이로부터제조된 섬유
KR200372999Y1 (ko) * 2004-09-09 2005-01-14 인성파우더 테크(주) 항균섬유용 마스터배치 칩의 제조방법
JP5040405B2 (ja) * 2007-04-04 2012-10-03 Ｅｓファイバービジョンズ株式会社 抗菌・消臭性繊維、これを用いた繊維成形品及び繊維製品
KR100910241B1 (ko) * 2007-10-02 2009-07-31 주식회사 에이엠오 식물성 천연 추출물 또는 식물성 천연 정유를 함유하는나노섬유 및 이의 제조방법

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103168803A (zh) * 2013-03-28 2013-06-26 陈士进 一种植物源抑菌解毒除臭剂及其制备方法和应用
CN103168803B (zh) * 2013-03-28 2014-04-02 陈士进 一种植物源抑菌解毒除臭剂及其制备方法和应用
CN111535025A (zh) * 2020-05-11 2020-08-14 苏州信义大时代网络科技有限公司 一种下部可翻折式口罩用抑菌无纺布的制备方法
CN113279146A (zh) * 2020-09-30 2021-08-20 石家庄以岭药业股份有限公司 含有连花清瘟提取物的纺粘无纺布的制备工艺及应用
CN113279146B (zh) * 2020-09-30 2022-10-18 石家庄以岭药业股份有限公司 含有连花清瘟提取物的纺粘无纺布的制备工艺及应用
CN114672895A (zh) * 2022-03-31 2022-06-28 何建桦 生质复合纤维及其制法

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WO2012105810A3 (fr) 2012-12-20

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