KR970070329A - Breathable artificial leather and its manufacturing method - Google Patents

Breathable artificial leather and its manufacturing method Download PDF

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Publication number
KR970070329A
KR970070329A KR1019970039398A KR19970039398A KR970070329A KR 970070329 A KR970070329 A KR 970070329A KR 1019970039398 A KR1019970039398 A KR 1019970039398A KR 19970039398 A KR19970039398 A KR 19970039398A KR 970070329 A KR970070329 A KR 970070329A
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KR
South Korea
Prior art keywords
artificial leather
polyurethane resin
polyurethane
breathability
manufacturing
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KR1019970039398A
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Korean (ko)
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KR100225600B1 (en
Inventor
아라이 사또루
Original Assignee
이희덕
덕성화학공업 주식회사
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Priority to KR1019970039398A priority Critical patent/KR100225600B1/en
Publication of KR970070329A publication Critical patent/KR970070329A/en
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Publication of KR100225600B1 publication Critical patent/KR100225600B1/en

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2209/00—Properties of the materials
    • D06N2209/12—Permeability or impermeability properties
    • D06N2209/121—Permeability to gases, adsorption
    • D06N2209/123—Breathable
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2211/00—Specially adapted uses
    • D06N2211/12—Decorative or sun protection articles
    • D06N2211/28—Artificial leather
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/904—Artificial leather

Abstract

본 발명은 통기성을 가진 인공피혁 및 그 제조방법에 관한 것으로서, 섬유질 기재에 열팽창성 마이크로캡슐(micro capsule)을 함유한 수지용액을 함침 및/또는 도포하며, 기본적인 통기공이 형성된 폴리우레탄 미다공질층(스킨층)을 만들고, 이 폴리우레탄 미다공질층 표면에 이 폴리우레탄수지의 주용제(good solvent)를 분연속점상으로 도포하여 다수의 통기공을 만드는 것을 특징으로 하는 통기성을 가진 인공피혁 및 그 제조방법으로서 상기의 인공피혁은 착용시 땀이 차는 문제를 개선할 수 있다.The present invention relates to a breathable artificial leather and a method for manufacturing the same, which impregnated and / or coated a resin solution containing thermally expandable microcapsules on a fibrous substrate, and a polyurethane porous layer having a basic ventilation hole formed therein. Artificial leather with breathability, characterized in that it is made of (skin layer) and the surface of the polyurethane microporous layer is coated with a good solvent of the polyurethane resin on a continuous point to make a plurality of vents. As a manufacturing method, the artificial leather can improve a problem of wearing sweat when worn.

Description

통기성을 가진 인공피혁 및 그 제조방법Breathable artificial leather and its manufacturing method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (6)

섬유질기재, 폴리우레탄수지층 및 표면처리층을 가진 인공피혁에 있어서, 섬유질기재에 평균입경 5~100㎛의 열팽창성 마이크로캡슐을 함유한 폴리우레탄수지용액을 함침 및/또는 도포하여, 기본적인 통기성이 형성된 폴리우레탄 미다공질층을 만들고, 이 폴리우레탄 미다공질층 표면에 이 폴리우레탄수지의 주용제(good slvent)를 비연속점상으로 도포해서 다수의 통기성을 만든 후, 이 통기성이 막히지 않도록 표면처리한 것을 특징으로 하는 통기성을 가진 인공피혁의 제조방법.In artificial leather having a fibrous base, a polyurethane resin layer and a surface treatment layer, impregnating and / or applying a polyurethane resin solution containing thermally expandable microcapsules having an average particle diameter of 5 to 100 μm to the fibrous base, thereby providing basic breathability. Polyurethane microporous layer formed was made, and a good slvent of this polyurethane resin was applied on the surface of the polyurethane microporous layer in a discontinuous point to make a plurality of air permeables, and then surface treated to prevent the air permeability from being blocked. Method of manufacturing artificial leather having a breathable. 제1항에 있어서, 상기 열팽창성 마이크로캡슐은, 아크릴로니트릴계공중합수지(Acrylonitrile co-polymer), 염화비틸리딘공중합수지(Vinylidene chloride-Acrylonitrile co-pllymer), 아클릴로니트릴/메틸메타아크릴레이트공중합수지 (Acrylonitrile/Methyl methacrylate co-polymer) 및 이들의 혼합물로 된 그룹으로부터 선택되는 물질에, 이소부탄(iso-butane), 이소펜탄(iso-pentane), n-펜탄(n-pentane)및 이들의 혼합물로 된 그룹으로부터 선택되는 물질을 팽윤제로서 주입한, 평균입경 5~100㎛의 미립자로서, 1종류 이상으로 된 것이며, 폴리우레탄수지 100중량부에 대해 0.5~10중량부로 첨가되는 것을 특징으로 하는 통기성을 가진 인공피혁의 제조방법.The method of claim 1, wherein the thermally expandable microcapsules are acrylonitrile co-polymer, vinylidene chloride-acrylonitrile co-pllymer, acrylonitrile / methyl methacrylate. In the material selected from the group consisting of copolymerized resins (Acrylonitrile / Methyl methacrylate co-polymer) and mixtures thereof, isobutane, isopentane, n-pentane and these A fine particle having an average particle diameter of 5 to 100 µm in which a substance selected from the group consisting of a mixture of swelling agents is injected, which is one or more kinds, and is added in an amount of 0.5 to 10 parts by weight based on 100 parts by weight of a polyurethane resin. Method of manufacturing artificial leather with breathability. 제1항에 있어서, 상기 폴리우레탄수지의 주용제(good solvent)는 사용하는 폴리우레탄 수지의 특성에 따라 디메틸포름아미드(Dimnthyl formamide:DMF), 테트라하이드로푸란(Tetrahydrofuran:THF), 디옥산(Dioxane)등의 극성용제. 메틸에틸케톤 (MEK) 등의 케톤류, 톨루엔 (TOL) 등의 방향족계 용제, 이소프로필알코올 (IPA) 등의 알코올류 및 이들의 혼합물로 된 그룹으로부터 1종류 이상을 선택하여 비연속점상으로 도포하는 것을 특징으로 하는 통기성을 가진 인공피혁의 제조방법.The method of claim 1, wherein the good solvent of the polyurethane resin is dimethylformamide (Dimnthyl formamide: DMF), tetrahydrofuran (THF), Dioxane (Dioxane) according to the characteristics of the polyurethane resin to be used ) Polar solvents. One or more types are selected from a group consisting of ketones such as methyl ethyl ketone (MEK), aromatic solvents such as toluene (TOL), alcohols such as isopropyl alcohol (IPA), and mixtures thereof, and applied at a discontinuous point. Method of manufacturing artificial leather having a breathable. 제3항에 있어서, 상기 비연속점상으로 도포하는 방법은 그라비아메시를 사용하며, 상기 그라비아베시는 CELL 면적율 40~90%, 50~200메시, 심도 5㎛이상, 100㎛이하의 것임을 특징으로 하는 통기석을 가진 인공피혁의 제조방법.The method of claim 3, wherein the coating method is applied to the discontinuous point, and the gravure mesh is 40 to 90%, 50 to 200 mesh, depth of 5 ㎛ or more, 100 ㎛ or less CELL area ratio Method of manufacturing artificial leather with ventilated stones. 제1항에 있어서, 상기 표면처리는 폴리우레탄 수지를 주성분으로 한 수지용액을 그라비아메시를 사용하여 비연속점상으로 도포함으로써 행하며, 상기 수지용액은 DMF, THF, 디옥산 등의 극성용제 함유율이 50중량%이하, 보다 바람직하게는 20중량%이하이며, 상기 수지용액에는 상기 극성용제외에 메틸에틸케톤 등의 케톤류, 톨루엔 등의 방향족계 용제, 이소프로필 알코올 등의 알코올류 등의 폴리우레탄수지의 빈용제(poor solvent), 또는 비용제(non solvent)가 1종류 이상 혼합되는 것을 특징으로 하는 통기성을 가진 인공피혁의 제조방법.The surface treatment is carried out by applying a resin solution containing a polyurethane resin as a main component in a discontinuous point using gravure mesh, wherein the resin solution has a polar solvent content of 50, such as DMF, THF, and dioxane. It is 20% by weight or less, more preferably 20% by weight or less, and in the resin solution, in addition to the polar solvent, ketones such as methyl ethyl ketone, aromatic solvents such as toluene, alcohols such as isopropyl alcohol, etc. A method for manufacturing breathable artificial leather, characterized in that at least one kind of poor solvent or non-solvent is mixed. 섬유질기재, 폴리우레탄수지층 및 표면처리층을 가진 인공피혁에 있어서, 섬유질 기재에 평균입경 5~100㎛의 열팽창성 마이크로캡슐을 함유한 폴리우레탄 수지용액을 함침 및/또는 도포하여, 기본적인 통기성이 형성된 폴리우레탄 미다공질층을 만들고, 이 폴리우레탄 미다공질층 표면에 이 폴리우레탄수지의 주용제를 비연속점상으로 도포해서 댜수의 통기공을 만든 후, 이 통기성이 막히지 않도록 표면처리한 것을 특징으로 하는 통기성을 가진 인공피혁.In artificial leather having a fibrous base, a polyurethane resin layer and a surface treatment layer, impregnating and / or applying a polyurethane resin solution containing thermally expandable microcapsules having an average particle diameter of 5 to 100 μm to the fibrous base, thereby providing basic breathability. After forming the formed polyurethane microporous layer, apply the main solvent of this polyurethane resin on the surface of the polyurethane microporous layer in a discontinuous point to form a number of air vents, and the surface treatment to prevent this breathability is characterized Artificial leather with breathability. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970039398A 1997-08-19 1997-08-19 Air permeability artificial leather and method for making of the same KR100225600B1 (en)

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KR100225600B1 KR100225600B1 (en) 1999-10-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100652124B1 (en) * 2005-09-29 2006-12-01 서광티피유 주식회사 A manufacturing method for a upper of shoes
KR101504905B1 (en) * 2014-09-02 2015-03-23 주식회사 두림테크 Grain type artificial leather and method of manufacturing thereof
KR20200116214A (en) * 2019-04-01 2020-10-12 주식회사 디케이앤디 Method of manufacturing air-permeable and stretchable artificial leather

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101598856B1 (en) * 2014-04-16 2016-03-02 주식회사 덕일 Method for Manufacturing Artificial Leather Using Aqueous Polyurethane
KR101601447B1 (en) 2014-07-04 2016-03-09 현대자동차주식회사 Ultra light polyurethane artificial leather composition

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100652124B1 (en) * 2005-09-29 2006-12-01 서광티피유 주식회사 A manufacturing method for a upper of shoes
KR101504905B1 (en) * 2014-09-02 2015-03-23 주식회사 두림테크 Grain type artificial leather and method of manufacturing thereof
KR20200116214A (en) * 2019-04-01 2020-10-12 주식회사 디케이앤디 Method of manufacturing air-permeable and stretchable artificial leather

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KR100225600B1 (en) 1999-10-15

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