KR101478942B1 - Method of antibacterial Monofilament and antibacterial Monofilament - Google Patents

Method of antibacterial Monofilament and antibacterial Monofilament Download PDF

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KR101478942B1
KR101478942B1 KR20140008068A KR20140008068A KR101478942B1 KR 101478942 B1 KR101478942 B1 KR 101478942B1 KR 20140008068 A KR20140008068 A KR 20140008068A KR 20140008068 A KR20140008068 A KR 20140008068A KR 101478942 B1 KR101478942 B1 KR 101478942B1
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South Korea
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yarn
antimicrobial
raw material
weight
antibacterial
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KR20140008068A
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Korean (ko)
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마남열
서무경
박은정
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해성엔터프라이즈 주식회사
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D01F1/103—Agents inhibiting growth of microorganisms
    • 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
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/02—Heat treatment
    • 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
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/44—Yarns or threads characterised by the purpose for which they are designed
    • D02G3/449—Yarns or threads with antibacterial properties
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/10—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing inorganic materials
    • A61L2300/102—Metals or metal compounds, e.g. salts such as bicarbonates, carbonates, oxides, zeolites, silicates
    • A61L2300/104—Silver, e.g. silver sulfadiazine

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

Abstract

The present invention relates to a method of preparing yarn and antimicrobial yarn, for being able to provide a comfortable and hygienic indoor environment by elastic and antimicrobial effects of a fiber sheet having a frequent physical contact as a vehicle interior material and bedding. Provided are a method of preparing antimicrobial yarn characterized by including the steps of: preparing a raw material of a base polymer proportionally mixed with 90 to 99% by weight of polybutylene terephthalate (PBT) and 1 to 10% by weight of elastomer; preparing an antimicrobial additive by proportionally mixing 85 to 99% by weight of polyester (PET) and 1 to 15% by weight of a silver powder; putting a raw material prepared by mixing the raw material and the antimicrobial additive at a ratio of 90:10 to 99:1 into an extruder and extrusion molding the resultant mixture at high temperatures of 200 degrees and above to prepare an antimicrobial yarn; cooling the antimicrobial yarn and putting the antimicrobial yarn into an elongation tube to elongate the yarn at a temperature condition of 80 degrees and above; and passing the antimicrobial yarn through a heat treating furnace to heat treat at temperatures of 120 to 200 degrees, and antimicrobial yarn being characterized by being prepared thereby.

Description

항균성 원사의 제조방법 및 항균성 원사{Method of antibacterial Monofilament and antibacterial Monofilament}TECHNICAL FIELD The present invention relates to an antibacterial monofilament and an antibacterial monofilament,

본 발명은 항균성 원사의 제조방법에 관한 것으로, 보다 상세하게는 차량의 내장재나 침구류와 같이 신체접촉이 잦은 섬유시트의 탄성 및 항균성 작용으로 쾌적하고 위생적인 실내환경을 제공할 수 있는 항균성 원사의 제조방법 및 항균성 원사에 관한 것이다.The present invention relates to a method for producing an antibacterial yarn, and more particularly, to a method for producing an antibacterial yarn capable of providing a comfortable and hygienic indoor environment due to the elasticity and antibacterial action of a fiber sheet frequently contacted with a body, And to an antimicrobial yarn.

일반적으로 차량의 시트(시트커버)에 주로 적용되는 섬유시트는 사용자의 피부나 의복에 직접 접촉함으로 위생을 해치지 않도록 유의해야 하며 지속적인 청소 및 관리를 필요로 한다. In general, fiber sheets, which are generally applied to the seat of a vehicle (seat cover), must be kept in direct contact with the skin or clothing of the user to avoid harm to hygiene and require constant cleaning and care.

한편 차량의 시트는 가죽시트 또는 인조시트, 섬유시트(모직시트) 등이 주로 사용된다. 상기 가죽시트는 외관이 미려하고 감촉이 부드러우며 고급스러워 많이 선호되고 있으나, 주름이나 변질하기 쉽고 얼룩, 습기 등에 취약하며 잘 찢어지는 등 관리가 까다롭고 내구성 및 내식성이 떨어지는 고질적인 문제점이 있었다. On the other hand, the seat of a vehicle is mainly used as a leather seat or artificial seat, and a fibrous seat (woolen seat). Although the leather sheet is excellent in appearance, is soft in texture, and is preferred to a lot of luxury, it is easy to wrinkle and deteriorate, is susceptible to stains and moisture, and tends to be difficult to handle and has poor durability and corrosion resistance.

또 인조시트나 섬유시트의 경우 상기 가죽시트의 문제점을 해소하는 대안으로 최근 들어 많이들 선호되고 있는 추세이다. 그런데 유해 화학물질을 함유하고 있고 장기간 사용하다 보면 먼지나 이물질 등으로 인해 오염이 되기 쉽고 세균이나 진드기 등의 유해균이 번식하여 각종 알레르기 질환이나 호흡기계통의 질병을 유발하는 등 비위생적인 단점이 있었다.In addition, in the case of artificial leather sheets or fiber sheets, the leather sheet has been recently popularized as an alternative to solve the problems of the leather sheets. However, since it contains harmful chemical substances and is used for a long time, it is likely to be contaminated by dust or foreign matter, and harmful bacteria such as germs and ticks reproduce, causing various allergic diseases and diseases of the respiratory system.

이에 불구하고 상기의 섬유시트는 차량의 시트커버 및 도어트림, 데시보드, 천장 등의 내장재로 널리 사용되고 있으며, 지구 온난화 문제 대응을 위한 차량 연비 규제 강화 및 친환경, 경량화 추세에 부응하기 위하여 섬유소재(모직)의 자동차 부품 확대 적용에 많은 노력과 기술력을 투자하고 있다.In spite of this, the above-mentioned fiber sheet is widely used as a seat cover of a vehicle, a door trim, a dashboard, a ceiling and the like. In order to meet the global warming problem, Woolen) is investing a lot of effort and technology to expand the application of automobile parts.

이러한 상기의 섬유시트에 관한 종래의 선행기술(특허문헌)을 살펴보면, 국내특허출원 제10-2004-0095339(2004.11.20.)호의 '항균성과 흡한속건성이 우수한 멀티필라멘트' 내지 국내특허출원 제10-2004-0117740(2004.12.31.)호의 '분섬성이 우수한 항균성 폴리아미드사의 제조방법', 국내특허출원 제10-2008-0068090(2008.07.14.)호의 '은나노입자가 증착된 마스터 배치를 이용하여 제조된 다기능사 및 제조방법' 등이 공지된 바에 있다. 이를 참조하면 보다 용이하게 이해가 될 것이며, 이에 관해서는 이미 공지된 바에 따라 구체적인 설명은 생략하기로 한다. 그런데 그 구성(성분) 및 제조공정이 복잡다단하고 난해할 뿐만 아니라 생산성이 저하되며 생산설비를 갖추는데 많은 비용이 소요되는 등 제조원가가 비싸고 제품의 가격이 고가인 단점 및 탄성 및 항균작용 등 품질이 저하되는 문제점이 있었다.
[0003] The prior art (patent literature) related to the above-mentioned fiber sheet is disclosed in Korean Patent Application No. 10-2004-0095339 (Nov. 20, 2004) entitled " Multifilament excellent in anti- 'Manufacturing Method of Antimicrobial Polyamide Yarn Having Excellent Diffusion Properties', No. 10-2008-0068090 (2008.07.14.), Issued by the Korea Intellectual Property Office, No. 2004-0117740 (December 31, 2004) &Quot; and " a multifunctional yarn and a manufacturing method thereof " Reference will be made more easily, and a detailed description thereof will be omitted as it is already known. However, the constitution and manufacturing process are complicated and difficult, the productivity is decreased, and the manufacturing cost is high. Therefore, the production cost is high, the product is expensive, and the quality such as elasticity and antibacterial activity There was a problem that it was deteriorated.

1.국내특허출원 제10-2004-0095339(2004.11.20.)1. Domestic Patent Application No. 10-2004-0095339 (November 20, 2004) 2.국내특허출원 제10-2004-0117740(2004.12.31.)2. Domestic Patent Application No. 10-2004-0117740 (Dec. 31, 2004) 3.국내특허출원 제10-2008-0068090(2008.07.14.)3. Domestic Patent Application No. 10-2008-0068090 (July 14, 2008)

본 발명의 목적은 폴리뷰틸렌테레프탈레이트(PBT) 및 엘라스토머로 된 기본중합체와 폴리에스테르(PET)와 은가루가 배합된 항균성 첨가제를 혼합된 조성물을 압출 성형하여 항균성 원사를 만들고 연신 및 열처리과정을 거쳐 탄성 및 항균작용이 우수한 친환경 항균성 원사의 제조방법 및 항균성 원사를 제공하는 데 있다.An object of the present invention is to provide an antimicrobial yarn by extrusion-molding a composition comprising a base polymer composed of polybutylene terephthalate (PBT) and an elastomer and an antimicrobial additive blended with polyester (PET) and silver, And a method for manufacturing an antimicrobial yarn excellent in elasticity and antimicrobial action, and an antibacterial yarn.

또한 본 발명은 탄성이 우수한 항균성 원사로 2D 또는 3D 매시 입체원단(시트)으로 제작하여 차량 시트의 쿠션감 및 승차감 등을 개선함과 함께, 소파나 침대와 같은 침구류, 실내 인테리어 용품, 신발 및 의류 등 섬유산업에 다용도로 활용할 수 있게 되는 항균성 원사의 제조방법을 제공하는 데 다른 목적이 있다.
In addition, the present invention provides an antimicrobial yarn excellent in elasticity, which is made of a 2D or 3D mesh fabric (sheet) to improve the cushion feeling and ride feeling of a vehicle seat, The present invention also provides a method for producing an antimicrobial yarn which can be utilized for a textile industry such as clothing.

본 발명은 항균성 원사의 제조방법에 있어서, 폴리뷰틸렌테레프탈레이트(PBT) 90~99중량%와 엘라스토머(Elastomer) 1~10중량%로 배합된 기본중합체 원료를 만드는 단계 및 폴리에스테르(PET) 85~99중량%와 은가루 1~15중량%로 배합하여 항균성 첨가제를 만드는 단계; 상기의 원료와 항균성 첨가제를 90:10~99:1의 비율로 혼합 조성된 원료를 압출기에 투입하고 200도씨 이상의 고온으로 압출 성형하여 항균성 원사를 만드는 단계; 상기 항균성 원사를 냉각한 후 연신조에 투입하고 80도씨 이상의 온도조건에서 늘리는 연신단계; 상기의 항균성 원사가 열처리로를 거쳐 120~200도씨의 온도로 열처리하는 단계;로 된 것을 특징으로 하는 항균성 원사의 제조방법 및 이에 의해 제조된 것을 특징으로 하는 항균성 원사를 제안한다.The present invention relates to a process for the production of an antimicrobial yarn comprising the steps of making a base polymer raw material blended with 90 to 99% by weight of polybutylene terephthalate (PBT) and 1 to 10% by weight of an elastomer, To 99 wt% and silver powder 1 to 15 wt% to form an antimicrobial additive; Adding the raw material and the antibacterial additive in a ratio of 90:10 to 99: 1 to an extruder, and extruding the raw material at a high temperature of 200 ° C or more to produce an antibacterial yarn; Cooling the antimicrobial yarn, introducing the antimicrobial yarn into a drawing tank, and stretching the drawn yarn at a temperature of 80 degrees or more; Wherein the antimicrobial yarn is heat treated at a temperature of 120 to 200 degrees Celsius through a heat treatment furnace. The present invention also provides an antibacterial yarn produced by the method.

또 본 발명에 따르면, 상기의 연신단계는, 상기의 항균성 원사를 90~100도씨의 스팀기에서 습식으로 이루어지는 1차연신단계; 건조수단에 의해 110~200도씨의 온도에서 건식으로 이루어지는 2차연신단계;로 된 것을 특징으로 한다.
According to the present invention, in the stretching step, the antimicrobial yarn is wet-extruded in a steamer of 90 to 100 degrees Celsius; And a second stretching step of drying at a temperature of 110 to 200 degrees Celsius by a drying means.

본 발명은 친환경 소재로 항균성이 우수하여 유해균의 발생을 억제하는 등 매우 위생적이며 섬유시트의 수명을 연장함과 함께 주름과 같은 가죽시트의 고질적인 문제점을 개선하게 되며 특히, 우수한 탄성 및 내구성으로 더욱 편안하고 안락하며 3D입체원단을 제작하여 쿠션감 및 승차감을 개선하고 탑승자의 피로도를 경감하는 등의 탁월한 효과를 제공한다.The present invention is very hygienic since it is an eco-friendly material and has excellent antimicrobial properties and suppresses the generation of harmful bacteria. It prolongs the life of the fiber sheet and improves the problems of the leather sheet such as wrinkles. Comfortable and comfortable 3D sewing fabric to improve the sense of cushion and ride comfort and reduce the fatigue of the occupant provides excellent effects.

또한 본 발명은 일련의 생산공정이 간소하면서 생산성이 향상되며 제조원가를 줄이고 폐기되는 중합체원료를 원료로 재활용하여 자원을 절약하는 등 물자를 절약하고 경제적인 이점이 더해진다.Further, the present invention simplifies a series of production processes, improves productivity, reduces manufacturing costs, recycles waste polymer raw materials as raw materials, and saves resources, thus contributing to economic advantages.

본 발명의 항균성 원사는 섬유시트의 유연성, 통기성, 두께 및 착좌감, 접착성뿐만 아니라 차량의 내장재로써 필요한 연소성, 내마모성, 영구압축강도, 영구압축 변형률, 강도, 담가, 내광성, 수축성 등의 다양한 물성을 충족시켜 품질이 우수하며, 자동차 및 섬유분야의 융합 제품으로 새로운 수요창출 및 섬유산업 활성화로 산업발전에 기여할 수 있다.
The antimicrobial raw material of the present invention has various properties such as softness, abrasion resistance, permanent compression strength, permanent compression strain, strength, soaking, light resistance and shrinkage required for the interior material of a vehicle as well as flexibility, air permeability, thickness, And it is able to contribute to industrial development by creating new demand and revitalizing the textile industry with the convergence product of automobile and textile field.

도 1은 본 발명의 바람직한 실시 예에 따른 항균성 원사의 제조방법을 나타낸 흐름도.BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a flow chart illustrating a method of manufacturing an antimicrobial yarn according to a preferred embodiment of the present invention. FIG.

이하 본 발명의 실시 예를 첨부된 도면을 참조하여 상세히 설명하기로 한다. 이에 관련된 공지기능 혹은 구성에 대한 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우에 그 상세한 설명을 생략한다. Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. A detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

상기 도면에 따르면 본 발명은 항균성 원사의 제조방법에 있어서, 폴리뷰틸렌테레프탈레이트(PBT) 90~99중량%와 엘라스토머(Elastomer) 1~10중량%로 배합된 기본중합체 원료를 만드는 단계 및 폴리에스테르(PET) 85~99중량%와 은가루 1~15중량%로 배합하여 항균성 첨가제를 만드는 단계; 상기의 원료와 항균성 첨가제를 90:10~99:1의 비율로 혼합 조성된 원료를 압출기에 투입하고 200도씨 이상의 고온으로 압출 성형하여 항균성 원사를 만드는 단계; 상기 항균성 원사를 냉각한 후 연신조에 투입하고 80도씨 이상의 온도조건에서 늘리는 연신단계; 상기의 항균성 원사가 열처리로를 거쳐 120~200도씨의 온도로 열처리하는 단계;로 된 것을 특징으로 한다.
According to the above drawing, the present invention provides a method for producing an antimicrobial yarn, comprising the steps of: preparing a base polymer raw material blended with 90 to 99% by weight of polybutylene terephthalate (PBT) and 1 to 10% by weight of an elastomer; 85 to 99% by weight of polyethylene terephthalate (PET) and 1 to 15% by weight of silver powder to prepare an antimicrobial additive; Adding the raw material and the antibacterial additive in a ratio of 90:10 to 99: 1 to an extruder, and extruding the raw material at a high temperature of 200 ° C or more to produce an antibacterial yarn; Cooling the antimicrobial yarn, introducing the antimicrobial yarn into a drawing tank, and stretching the drawn yarn at a temperature of 80 degrees or more; And heat treating the antimicrobial yarn at a temperature of 120 to 200 degrees Celsius through a heat treatment furnace.

위를 더욱 자세하게 설명하면 다음과 같다.The above is explained in more detail as follows.

본 발명의 항균성 원사의 제조방법은 기본중합체 원료와 항균성 첨가제가 95:5~99:1의 비율로 혼합된 조성물(원료)로 압출 성형하여 탄성 및 항균성을 가지는 항균성 원사로 제조된다.The method for producing an antimicrobial yarn of the present invention is produced by extrusion molding a composition (raw material) in which a base polymer raw material and an antimicrobial additive are mixed at a ratio of 95: 5 to 99: 1 to produce an antibacterial yarn having elasticity and antibacterial property.

이때 상기 기본중합체 원료는 폴리뷰틸렌테레프탈레이트(PBT) 90~99중량%와 엘라스토머(Elastomer) 1~10중량%로 충분히 배합하고 압출기에 투입하여 고온으로 압출하여 칩의 형태로 제작되며, 포장 및 개량, 보관, 운반 등이 용이하다. 그리고 상기 항균성 첨가제는 폴리에스테르(PET) 80~95중량%와 은가루 5~15중량%로 충분히 배합하여 압출기에서 칩의 형태로 만들어 제공된다.(S1)In this case, the base polymer raw material is thoroughly mixed with 90 to 99% by weight of polybutylene terephthalate (PBT) and 1 to 10% by weight of an elastomer, extruded into an extruder and extruded at a high temperature, Improvement, storage and transportation are easy. The antimicrobial additive is sufficiently blended with 80 to 95% by weight of polyester (PET) and 5 to 15% by weight of silver powder, and is provided in the form of chips in an extruder.

상기 폴리뷰틸렌테레프탈레이트(PBT수지)는 폴리에스테르계의 열가소성 수지의 일종으로 열에 가장 강하고 고온(150℃)에서도 쉽게 변형되지 않는 물성을 가지며, 뒤틀림이 적고 연신율이 우수하며 탄성 및 내구성이 탁월하다. 그리고 상기 엘라스토머(Elastomer)는 상온에서 고 탄성을 가짐으로 원사의 탄성을 배가시켜 3D입체원단의 입체감을 향상시켜 뛰어난 쿠션감과 함께 승차감이 편안하며 통기성 및 유연성을 가진다. 상기의 폴리에스테르(PET)를 이용한 인테리어 내장재는 100% 재사용이 가능함과 함께 경량화가 가능하여 차량의 연비절감에 기여할 수 있는 친환경적인 자동차 내장재로 탁월하다. 또 상기의 은(Ag)분은 박테리아, 바이러스, 곰팡이, 진드기 등의 유해균에 대한 항균작용과 함께 감염을 방지하고 냄새(악취)를 없애는데 효과적이며 매우 위생적이다. 한편 상기의 은분은 미세한 분말의 형태로 투입하여 골고루 혼잡 조성되며 입자크기가 1.0~30마이크로미터(㎛)인 것이 바람직하다.The polybutylene terephthalate (PBT resin) is a kind of polyester thermoplastic resin. It is most resistant to heat and does not easily deform even at high temperature (150 ° C), has less warping, has excellent elongation, and has excellent elasticity and durability . The elastomer has a high elasticity at room temperature, thereby doubling the elasticity of the yarn to improve the three-dimensional feeling of the 3D fabric. The elastomer has excellent cushioning feeling, comfortable riding comfort, and is breathable and flexible. The interior material using the above polyester (PET) is 100% reusable and lightweight, which is excellent as an environmentally friendly automobile interior material that can contribute to fuel efficiency reduction of a vehicle. In addition, the above-mentioned silver (Ag) powder is effective for preventing infection and eliminating odor (odor), as well as antibacterial action against harmful bacteria such as bacteria, viruses, molds and mites. On the other hand, the silver powder is preferably added in the form of a fine powder to be uniformly congested and have a particle size of 1.0 to 30 micrometers (占 퐉).

상기와 같이 제조된 상기의 기본중합체 원료와 항균성 첨가제를 90:10~99:1의 비율로 혼합된 원료 조성물을 만들고 이 원료를 압출기에 투입하여 압출 성형이 된다.(S2) 상기 압출기에서는 200도씨 이상의 고온에서 원료(조성물)를 녹여 항균성 원사로 1차 압출 성형하게 되며, 이때 압출기 내부의 히터 및 어댑터, 다이스의 압출온도는 220~300도씨 범위 이내가 바람직하다. 이때 상기 압출기의 전방에는 수조를 구비하여 원사를 냉각시킴에 따라 온도를 낮추어 원사의 형상을 일정하게 유지하게 되며 상기의 수조를 빠져나와 1차롤러로 원사가 투입된다.(S3)The raw material of the base polymer and the antimicrobial additive prepared as described above are mixed at a ratio of 90:10 to 99: 1 to prepare a raw material composition. The raw material is fed to an extruder for extrusion molding. (S2) In the extruder, The raw material (composition) is melted at a high temperature such as the temperature of the extruder, and the extruding temperature of the heater, the adapter, and the die in the extruder is preferably within a range of 220 to 300 degrees centigrade. At this time, a water tank is provided at the front of the extruder to cool the yarn to lower the temperature to keep the shape of the yarn constant, and the yarn is fed into the primary roller through the water tank (S3)

다음 상기 항균성 원사는 압출기 전방에 구비된 다수의 1차롤러를 거쳐 전방으로 진행하고 연신조로 투입되어 연신단계를 수행한다.(S4) 상기 연신조에서는 원사를 80도씨 이상의 온도에서 따뜻하게 연신함과 함께 연신조의 전방에 구비되어 있는 2차 및 3차롤러를 거치면서 자연스럽게 연신되어 져 길이는 길어짐과 함께 상대적으로 지름이 감소된다. Next, the antimicrobial raw material proceeds forward through a plurality of primary rollers provided in front of the extruder and is introduced into a stretching tank to perform a stretching step. (S4) In the stretching tank, the yarn is warm- They are naturally stretched while passing through the secondary and tertiary rollers provided in front of the stretching tank, and the length is increased and the diameter is decreased relatively.

여기서 본 발명에 따르면, 상기의 연신단계는, 상기의 항균성 원사를 90~100도씨의 스팀기에서 습식으로 이루어지는 1차연신단계; 건조수단에 의해 110~200도씨의 온도에서 건식으로 이루어지는 2차연신단계로 된 것을 특징으로 한다. 즉 상기 연신단계는 습식으로 진행되는 1차연신단계(S4-1)와 건식으로 진행되는 2차연신단계(S4-2)로 이루어진다. 먼저 상기 1차연신단계는 스팀이나 증기, 온수 등에 원사를 노출시켜 습식으로 1차연신한 다음 상기의 2차연신단계에서는 오븐과 같은 건조수단에 원사를 투입하고 110~200도씨의 고온에서 건식으로 2차연신하게 된다. 이때 롤러의 회전속도를 높여 연신비 및 권취속도 제어가 용이하며 생산시간을 단축하고 공정불량을 개선하여 생산효율성이 한층더 향상된다. 이렇게 연신된 항균성 원사는 연신율 및 탄성율, 품질이 뛰어나며 탄성 및 방사성 시험성적 또한 우수하다. 상기 건조수단은 오븐, 드라이어(열풍기)와 같은 직접가열방식과 적외선과 같은 간접가열방식 중에서 선택된 하나의 것이 바람직하다.According to the present invention, the stretching step may include: a first stretching step in which the antimicrobial yarn is wet-typed in a steamer of 90 to 100 degrees Celsius; And a secondary stretching step of drying at a temperature of 110 to 200 degrees Celsius by a drying means. That is, the stretching step includes a first stretching step (S4-1) for wet progressing and a second stretching step (S4-2) for progressing in a dry state. First, the first stretching step is a wet stretching process in which the yarn is exposed to steam, steam, hot water, etc., and then, in the second stretching step, the yarn is put into a drying means such as an oven, and dried at a high temperature of 110 to 200 degrees Celsius And the second stretching is performed. In this case, by increasing the rotation speed of the roller, it is easy to control the stretching ratio and the winding speed, and the production time is shortened and the manufacturing defect is improved, thereby further improving the production efficiency. The antimicrobial raw material thus stretched has excellent elongation and elastic modulus and quality, and excellent elasticity and radioactive test results. It is preferable that the drying means is one selected from a direct heating type such as an oven, a dryer (hot air) and an indirect heating type such as infrared ray.

다음 상기 항균성 원사는 열처리로에 투입하여 120~200도씨의 온도에서 열처리하여 고분자의 결정을 안정화시켜 탄성 및 인장강도, 내구성 등을 한층더 향상시키게 된다.(S5)Next, the antimicrobial raw material is put into a heat treatment furnace and heat-treated at a temperature of 120 to 200 ° C to stabilize the crystal of the polymer, thereby further improving elasticity, tensile strength, durability, etc. (S5)

상기와 같이 열처리한 항균성 원사는 열처리로 전방에 구비된 4차롤러를 거쳐 오일을 도포하여 표면을 매끈하게 한 후 포장된다.(S6)The antimicrobial raw material heat-treated as described above is coated by applying oil through a fourth-order roller provided in front of the heat treatment furnace to smooth the surface and then packaged. (S6)

이렇게 생산되는 항균성 원사는 80~150데이너(Denier)로 규격(굵기)이 다양하며, 상기의 포장단계에서 소정의 드럼에 일정한 길이가 감겨서 롤단위로 제공된다.(S7) The antimicrobial raw material produced in this way has a size of 80 to 150 Denier and is provided in a roll unit by winding a predetermined length on a predetermined drum in the above packaging step.

상기와 같이 제조되는 본 발명의 항균성 원사는 폴리뷰틸렌테레프탈레이트(PBT) 90~99중량%, 엘라스토머(Elastomer) 1~10중량%로 배합된 기본중합체 원료와 폴리에스테르(PET) 85~99중량%, 은가루 1~15중량%로 배합된 항균성 첨가제가 90:10~99:1의 비율로 혼합된 조성된 것이다. 이로써 원사의 물성(내마모성, 영구압축강도, 영구압축 변형률, 강도, 담가, 내광성, 수축성 등)이 뛰어나고 제품의 품질이 매우 우수하다. 이에 따르는 항균성 원사의 정량적 물성을 살펴보면, 강,신도가 3~3.5gf/d, 25%이상, 권축회복율이 3~4%, 열수치수변화율 1~2%이내로 양호하며, 항균도(황색포도상구균, 폐렴균)가 99.9%로 매우 위생적이다.The antimicrobial raw material of the present invention produced as described above comprises a base polymer raw material blended with 90 to 99% by weight of polybutylene terephthalate (PBT) and 1 to 10% by weight of an elastomer and 85 to 99 wt% of polyester (PET) %, And 1 to 15% by weight of silver powder are mixed in a ratio of 90:10 to 99: 1. As a result, the physical properties of the yarn (abrasion resistance, permanent compression strength, permanent compression strain, strength, soaking, light resistance, shrinkage, etc.) are excellent and the product quality is excellent. The quantitative properties of the antimicrobial yarns were as follows: 3 ~ 3.5gf / d, 25% or more, 3 ~ 4% of the recovery of the crimp, and 1 ~ 2% , Pneumococcus) is 99.9%, which is very hygienic.

Claims (3)

항균성 원사의 제조방법에 있어서,
폴리뷰틸렌테레프탈레이트(PBT) 90~99중량%와 엘라스토머(Elastomer) 1~10중량%로 배합된 기본중합체 원료를 만드는 단계 및 폴리에스테르(PET) 85~99중량%와 은가루 1~15중량%로 배합하여 항균성 첨가제를 만드는 단계;
상기의 원료와 항균성 첨가제를 90:10~99:1의 비율로 혼합 조성된 원료를 압출기에 투입하고 200도씨 이상의 고온으로 압출 성형하여 항균성 원사를 만드는 단계;
상기 항균성 원사를 냉각한 후 연신조에 투입하고 80도씨 이상의 온도조건에서 늘리는 연신단계;
상기의 항균성 원사가 열처리로를 거쳐 120~200도씨의 온도로 열처리하는 단계;로 된 것을 특징으로 하는 항균성 원사의 제조방법.
A method for producing an antibacterial yarn,
(PET) and 1 to 15 wt.% Of silver (PET) blended with 90 to 99 wt.% Of polybutylene terephthalate (PBT) and 1 to 10 wt.% Of an elastomer, To form an antimicrobial additive;
Adding the raw material and the antibacterial additive in a ratio of 90:10 to 99: 1 to an extruder, and extruding the raw material at a high temperature of 200 ° C or more to produce an antibacterial yarn;
Cooling the antimicrobial yarn, introducing the antimicrobial yarn into a drawing tank, and stretching the drawn yarn at a temperature of 80 degrees or more;
Wherein the antimicrobial yarn is heat treated at a temperature of 120 to 200 degrees Celsius through a heat treatment furnace.
제1항에 있어서,
상기의 연신단계는, 상기의 항균성 원사를 90~100도씨의 스팀기에서 습식으로 이루어지는 1차연신단계; 건조수단에 의해 110~200도씨의 온도에서 건식으로 이루어지는 2차연신단계;로 된 것을 특징으로 하는 항균성 원사의 제조방법.
The method according to claim 1,
In the stretching step, the antimicrobial yarn is wet-extruded in a steamer of 90 to 100 degrees Celsius; And a second elongating step of drying at a temperature of 110 to 200 degrees Celsius by a drying means.
청구항 제1항에 의한 항균성 원사의 제조방법에 의해 제조된 것을 특징으로 하는 항균성 원사. An antimicrobial yarn characterized by being produced by the method for producing an antibacterial yarn according to claim 1.
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