KR20080001877U - Sheet type heating element - Google Patents

Sheet type heating element Download PDF

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KR20080001877U
KR20080001877U KR2020080006790U KR20080006790U KR20080001877U KR 20080001877 U KR20080001877 U KR 20080001877U KR 2020080006790 U KR2020080006790 U KR 2020080006790U KR 20080006790 U KR20080006790 U KR 20080006790U KR 20080001877 U KR20080001877 U KR 20080001877U
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South Korea
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heating element
insulating base
base fabric
primer coating
planar heating
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KR2020080006790U
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Korean (ko)
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KR200445655Y1 (en
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이장훈
이부훈
이관우
이륜관
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이장훈
이관우
이부훈
이륜관
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H05B3/04—Waterproof or air-tight seals for heaters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H05B3/03—Electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/145—Carbon only, e.g. carbon black, graphite
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/16—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/009—Heaters using conductive material in contact with opposing surfaces of the resistive element or resistive layer
    • H05B2203/01—Heaters comprising a particular structure with multiple layers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/017—Manufacturing methods or apparatus for heaters

Abstract

본 고안은 AC전압 및 DC전압으로 발열되는 면상발열체에 있어, 프라이머 코팅 처리된 절연성베이스원단에 카본부와 실버부 및 금속전극부를 형성한 후, 프라이머 코팅 처리된 합지원단에 열가소성수지층을 형성하여 라미네이팅 합지 시키는 것을 특징으로 한다.The present invention is a planar heating element that is generated by AC voltage and DC voltage, after forming the carbon portion and the silver portion and the metal electrode portion in the insulating base fabric coated with a primer coating, and then forming a thermoplastic resin layer on the support base coated with primer coating It is characterized by laminating lamination.

따라서 본 고안은 프라이머 코팅 처리된 절연성베이스원단과 합지원단을 사용함으로서 습기 및 물리적인 충격으로부터 코팅지나 절연성베이스원단이 박리되지 않고 안정된 접착력을 유지할 수 있으며, 투습 시 발생되었던 저항변화율을 프라이머 코팅층에 의해 방지됨으로써 반영구적으로 안정된 발열기능을 제공할 수 있는 효과가 있다.Therefore, the present invention can maintain a stable adhesive strength without peeling the coated paper or insulating base fabric from moisture and physical shock by using the insulating base fabric and the support base coated with primer coating, and the change rate of resistance generated during the moisture permeation by the primer coating layer By being prevented there is an effect that can provide a semi-permanent stable heating function.

면상발열체, 프라이머, 코팅지, 내수성 필름 Planar heating element, primer, coated paper, water resistant film

Description

면상발열체{sheet type heating element}Planar heating element {sheet type heating element}

[도 1] 은 종래의 면상발열체를 보인 도면1 is a view showing a conventional planar heating element

[도 2] 는 본 고안에 따른 면상발열체를 보인 사시도2 is a perspective view showing a planar heating element according to the present invention

[도 3] 는 본 고안에 따른 면상발열체를 보인 단면도3 is a cross-sectional view showing a planar heating element according to the present invention

〈도면의 주요부분에 대한 부호의 설명〉<Explanation of symbols for main parts of drawing>

100 : 면상발열체 102 : 프라이머 코팅 처리된 절연성베이스원단100: planar heating element 102: primer coating treated insulating base fabric

110(110') : 프라이머 코팅층 114 : 프라이머 코팅 처리된 합지원단110 (110 '): primer coating layer 114: primer support treated base

115 : 카본부 118 : 실버부115: carbon part 118: silver part

120 : 금속전극 125 : 열가소성수지층120: metal electrode 125: thermoplastic resin layer

본 고안은 면상발열체에 관한 것으로, 더욱 상세하게는 프라이머 코팅 처리된 절연성베이스원단에 저항열에 의해 발열기능을 하는 카본페이스트를 인쇄 한 후 건조하여 카본부를 형성하며, 상기와 같이 인쇄된 카본부의 양단에 일정한 간격을 유지하여 금속전극부로부터 통전되는 전류를 접촉저항이 없이 카본부에 전달하는 실버부를 형성시킨 후 금속전극을 실버부의 상단에 적층시켜 상기 금속전극에 의해 전류가 원활히 원거리까지 통전되도록 구성되며, 인쇄된 카본부와 실버부의 저항 변화를 방지하기 위해 프라이머 코팅 처리된 합지원단에 열가소성수지층을 형성시켜 라미네이팅 합지하는 것을 특징으로 하는 면상발열체에 관한 것이다.The present invention relates to a planar heating element, and more particularly, to print a carbon paste having a heat generating function by the heat of resistance to the insulating base fabric treated with a primer coating to dry and form a carbon portion, both ends of the printed carbon portion as described above After forming a silver part for transmitting a current flowing from the metal electrode portion to the carbon portion without contact resistance by maintaining a constant interval on the metal electrode is laminated on the top of the silver portion, the current is smoothly conducted to the far distance by the metal electrode And, it relates to a planar heating element, characterized in that the laminating laminated by forming a thermoplastic resin layer on the primer support-treated haptic end to prevent the resistance change of the printed carbon and silver.

일반적으로, 기온이 낮은 동절기 난방용품이나 성애제거용, 휴대용 발열패드, 도로 융설용, 가전제품의 발열체 등 발열을 요하는 장소나 제품에 면상발열체가 이용되고 있다.In general, a planar heating element is used in a place or a product requiring heat such as a low-temperature winter heating product, defrosting, portable heating pad, road melting, heating element of home appliances.

상기와 같이 종래의 면상발열체는 코로나 처리된 PET에 카본부와 실버부 및 금속전극을 구성한 후 열가소성 수지층이 형성된 코팅지로 합지 시켜 제작된다.As described above, the conventional planar heating element is manufactured by forming a carbon part, a silver part, and a metal electrode on a corona treated PET and then laminating it with a coated paper having a thermoplastic resin layer formed thereon.

종래의 면상발열체로 2004년 10월 28일 출원된 실용신안출원번호 제20-2004-0030553호와 같이 절연성이 우수한 절연필름의 상면에 고저항체인 액상의 카본페이스트를 적당한 간격을 두고 도포하여 카본부를 형성한 후에, 카본부의 양단에 각각 열전도를 향상시키기 위해 도전성의 실버페이스트를 도포하여 실버부를 형성하는 것과 동시에 카본부가 균일하게 발열되도록 카본부를 따라 실버라인을 형성한 다음, 실버부에 구리박판을 적층하고, 절연필름을 코팅시켜 제조되는데, 상기와 같이 제조되는 일반적인 면상발열체의 경우 난방 시 온도차에 의해 습기가 많은 장소에서 결로현상이 발생되는 등 면상발열체에 직접적으로 수분이 닿을 경우 습기가 절연성베이스원단과 코팅지의 자체 미세 기공사이로 스며들어 내면에 형성된 EVA, PE, EEA를 1종 이상 혼합하여 형성된 일반적인 열가소성 접착층이 절연성베이스원단에서 박리되어 누설전류 발생에 의해 누전차단기가 떨어지거나, 차단기 불량으로 심할 경우 화재로 이어질 수 있는 문제점이 있었다.As a conventional planar heating element, the carbon portion is coated by applying a liquid carbon paste, which is a high resistance material, at an appropriate interval on the upper surface of an insulating film having excellent insulation, such as Utility Model Application No. 20-2004-0030553, filed October 28, 2004. After forming, the conductive silver paste is applied to both ends of the carbon portion to improve thermal conductivity, thereby forming a silver portion, and simultaneously forming a silver line along the carbon portion so that the carbon portion is uniformly generated, and then forming a copper foil on the silver portion. It is manufactured by laminating and coating an insulating film. In the case of a general planar heating element manufactured as described above, when moisture is directly contacted with the planar heating element such as condensation occurs in a humid place due to a temperature difference during heating, the moisture is insulated. The micropores of the fabric and the coated paper are soaked in, and at least one kind of EVA, PE, and EEA formed on the inner surface are mixed. Typical thermoplastic adhesive layer formed is peeled off from the insulating base fabric, there is a problem that can lead to severe fire if the breaker circuit breaker to fall or bad, by a leakage current.

따라서 본 고안은 전기한 바와 같은 문제점을 제거코자 안출된 것으로서, 절연성베이스원단이나 코팅지의 자체 기공으로 투습되는 습기 및 물리적인 충격에 의해 절연성베이스원단과 코팅지가 박리되는 문제점이 있다. 이러한 문제점을 해결코자 프라이머 코팅 처리된 절연성원단을 이용하여 수분의 투습이나 물리적인 충격에 의해 합지면이 박리되지 않고, 안정된 발열기능을 하는 면상발열체를 제공하는데 있다.Therefore, the present invention was devised to eliminate the above problems, and there is a problem in that the insulating base fabric and the coated paper are peeled off due to moisture and physical impact permeated into the pores of the insulating base fabric or the coated paper. In order to solve this problem, it is to provide a planar heating element that does not peel off the surface by the moisture permeation or physical impact using a primer coating-treated insulating fabric, and has a stable heating function.

상기 목적을 달성하기 위한 본 고안의 면상발열체는, 프라이머 코팅 처리된 절연성베이스원단(102), 저항열에 의해 발열기능을 하는 카본부(115), 카본부의 양단에 적층되어 카본부와 금속전극 사이에서 접촉저항을 없애고 전류의 통전을 원활하게 해주도록 형성되는 실버부(118), 실버부의 상단에 중첩되어 전류가 원거리까지 통전되도록 형성되는 금속전극(120), 프라이머 코팅 처리된 합지원단(114);에 열가소성수지층(125);을 형성하여 라미네이팅 합지되는 것을 특징으로 한다.The planar heating element of the present invention for achieving the above object, the insulating base fabric 102 treated with a primer coating, the carbon portion 115 to generate heat by resistance heat, the carbon portion is laminated on both ends between the carbon portion and the metal electrode The silver part 118 formed to remove contact resistance and smoothly conducting current in the metal part, the metal electrode 120 overlapping the upper end of the silver part to be energized to a long distance, and the primer support-treated end 114 of the primer coating. It is characterized in that the laminated to form a thermoplastic resin layer (125).

면상발열체(100)는 첨부도면에 도시된 구체적인 실시 예를 통하여 본고안의 기술내용을 상세히 설명하면 다음과 같다.Planar heating element 100 will be described in detail the technical contents of the present invention through the specific embodiment shown in the accompanying drawings.

본 고안의 면상발열체 도면으로, 도 1은 종래의 면상발열체를 보인 도면이고, 도 2는 본 고안에 따른 면상발열체를 보인 사시도이며, 도 3은 본 고안에 따른 면상발열체를 보인 단면도이다.Planar heating element of the present invention, Figure 1 is a view showing a conventional planar heating element, Figure 2 is a perspective view showing a planar heating element according to the present invention, Figure 3 is a cross-sectional view showing a planar heating element according to the present invention.

상기 프라이머 코팅 처리된 절연성베이스원단(102)은 면상발열체(100)에 전 원을 통전 시 자체적으로 발생되는 고온열에 견딜 수 있도록 내열성과 장기간 사용을 하기 위해 누전이나 물리적인 충격에 견딜 수 있는 절연성베이스원단(102)을 이용한다. 상기와 같은 내열성을 갖는 프라이머 코팅 처리된 절연성베이스원단(102)으로는 PET, PE, 폴리우레탄, 에폭시 원단 등을 이용할 수 있으며, 가장 바람직하게는 PET를 사용하도록 한다.The primer coating-treated insulating base fabric 102 is an insulating base that can withstand a short circuit or physical shock for long-term use and heat resistance to withstand the high temperature heat generated when power is supplied to the planar heating element 100. The fabric 102 is used. As the primer coating-treated insulating base fabric 102 having heat resistance as described above, PET, PE, polyurethane, epoxy fabric, etc. may be used, and most preferably, PET.

이러한 상기 절연성베이스원단(102)은 PET필름에 프라이머코팅층(110,110')을 원단 제조공정 상에서 형성시켜 생산되기 때문에 면상발열체(100)의 생산 가공공정이 줄어들어 작업성이 용이해 지고, 이미 PET필름에 코팅 처리된 프라이머 코팅층에 의해 습기침투가 방지되며, 카본부와 실버부의 잉크가 건조된 후 물리적인 충격과 열충격에 의해 상기 카본부와 실버부가 박리되지 않고 장기간 안정된 성능을 유지 할 수 있는 효과가 있다.Since the insulating base fabric 102 is produced by forming the primer coating layers 110 and 110 'on the PET film in the fabric manufacturing process, the production process of the planar heating element 100 is reduced, and thus the workability is easy, and the PET film Moisture penetration is prevented by the coated primer coating layer, and the carbon and silver parts are not peeled off by physical shock and thermal shock after the ink of the carbon part and the silver part are dried, thereby maintaining stable performance for a long time. .

상기와 같이 프라이머 코팅 처리된 절연성베이스원단(102)은 접착성이 우수한 아크릴계수지, 폴리에틸렌계수지, 폴리우레탄계수지, 폴리염화비닐계수지 및 이들 중 1종 이상의 공중합체가 형성된 절연성베이스원단(102)을 의미한다.As described above, the primer coating-treated insulating base fabric 102 is an insulating base fabric 102 having an acrylic resin, a polyethylene resin, a polyurethane resin, a polyvinyl chloride resin, and one or more copolymers thereof. Means.

한편, 카본부(115)는 저항열에 의해 발열기능을 갖도록 소정의 패턴을 유지하여 프라이머 코팅처리된 절연성베이스원단(102)에 액체상태의 카본페이스트를 도포 건조하여 카본부가 형성된다.On the other hand, the carbon portion 115 is a carbon portion is formed by applying a liquid carbon paste to the insulating base fabric 102 treated with a primer coating by maintaining a predetermined pattern to have a heat generating function by the heat of resistance.

실버부(118)는 절연성베이스원단(102)에 인쇄된 상기 카본부(115)의 양단 끝에 일정한 간격을 유지하여 인쇄 건조되며, 상기 카본부(115)와 금속전극(120) 사이에서 전류의 통전 시 접촉저항을 제거 시키도록 형성된다.The silver part 118 is printed and dried at regular intervals at both ends of the carbon part 115 printed on the insulating base fabric 102, and the current flows between the carbon part 115 and the metal electrode 120. It is formed to remove contact resistance.

이러한 상기 카본부(115)와 실버부(118)는 1°카본인쇄와 2°실버인쇄가 상호 바뀌어도 무방하다.The carbon portion 115 and the silver portion 118 may be replaced with 1 ° carbon printing and 2 ° silver printing.

그리고, 금속전극(120)은 상기 실버부(118)와 접촉되도록 중첩시켜 전류를 원거리까지 공급되도록 형성된다. 상기 금속전극(120)의 재질로는 동박판이나 알루미늄박판 또는 동이나 알루미늄을 주석으로 도금한 금속박판을 이용 한다.In addition, the metal electrode 120 is formed to overlap the contact with the silver portion 118 so that the current is supplied to a long distance. As the material of the metal electrode 120, a copper foil or an aluminum foil, or a metal foil plated with copper or aluminum with tin is used.

합지원단(114)은 상기 절연성베이스원단(102)과 같이 프라이머코팅층(110')이 형성된 동일한 원단으로써, 상기 절연성베이스원단(102)에 열접착 되도록 프라이머코팅층(110')이 형성된 원단에 열가소성수지층(125)이 형성된다.The support material 114 is the same fabric in which the primer coating layer 110 'is formed like the insulating base fabric 102, and the thermoplastic water is formed on the fabric in which the primer coating layer 110' is formed to be thermally bonded to the insulating base fabric 102. The ground layer 125 is formed.

상기와 같이 프라이머코팅층(110')이 형성된 합지원단(114)에 접착력과 물리적인 손상 등에 의해 카본부(115)와 실버부(118)의 저항 값이 변화되는 것을 방지하는 역할을 하는 열가소성수지(125)는 EVA나 PE, EEA 수지 중 1종 이상을 혼용하여 형성된 수지가 상기 합지원단에 형성된 프라이머코팅층에 적층되어 형성된다.As described above, the thermoplastic resin which serves to prevent the resistance values of the carbon unit 115 and the silver unit 118 from being changed due to adhesion and physical damage to the support layer 114 having the primer coating layer 110 ′ ( 125) is formed by stacking a resin formed by mixing one or more of EVA, PE, and EEA resins on a primer coating layer formed on the support layer.

상기와 같이 카본부(115)와 실버부(118)가 인쇄된 프라이머 코팅 처리된 절연성베이스원단(102)에 열가소성수지층(125)이 형성된 합지원단(114)으로 라미네이팅 합지시켜 면상발열체(100)를 제공하게 된다.The planar heating element 100 is laminated by laminating the lamination support 114 having the thermoplastic resin layer 125 formed on the primer coating-treated insulating base fabric 102 on which the carbon part 115 and the silver part 118 are printed as described above. Will be provided.

이상에서 설명한 바와 같이 본고안의 면상발열체는 프라이머 코팅 처리된 절연성원단을 이용함으로서 제품 생산공정을 단축시켜 생산량을 향상시킬 수 있고, 습기와 물리적인 충격에 의해 프라이머 코팅 처리된 절연성원단이 박리되는 것을 방지할 수 있으며, 프라이머 코팅 처리된 절연성원단과 열가소성 수지층의 접착력 을 증대시킬 수 있으며, 카본부와 실버부의 저항변화율을 줄여 반영구적으로 안정된 발열기능을 제공할 수 있는 효과가 있다.As described above, the planar heating element of the present invention can improve the yield by shortening the product production process by using an insulating material coated with a primer coating, and prevent the peeling of the insulating coating material coated with a primer by moisture and physical impact. It is possible to increase the adhesion between the insulating fabric and the thermoplastic resin layer coated with a primer coating, and has the effect of providing a semi-permanently stable heating function by reducing the resistance change rate of the carbon part and the silver part.

Claims (2)

온열을 발산하는 면상발열체(100)에 있어서, 프라이머 코팅 처리된 절연성베이스원단(102), 저항열에 의해 발열기능을 하는 카본부(115), 카본부의 양단에 적층되어 카본부와 금속전극 사이에서 접촉저항을 없애고 전류의 통전을 원활하게 해주도록 형성되는 실버부(118), 실버부의 상단에 중첩되어 전류가 원거리까지 통전되도록 형성되는 금속전극(120), 프라이머 코팅 처리된 합지원단(114);에 열가소성 수지층(125);을 형성하여 라미네이팅 합지되는 것을 특징으로 하는, 면상발열체In the planar heating element (100) that emits heat, the insulating base fabric (102) coated with a primer, the carbon portion (115) which generates heat by resistance heat, and the carbon portion are laminated on both ends of the carbon portion and the metal electrode. A silver part 118 formed to remove contact resistance and smoothly conducting current, a metal electrode 120 superimposed on the upper end of the silver part to be energized to a far distance, and a primer support 114 coated with a primer; The thermoplastic resin layer 125 in the formed; laminated lamination, characterized in that the laminated heating 청구항 1에 있어서;The method according to claim 1; 프라이머 코팅 처리된 절연성베이스원단(102)은 접착성이 우수한 아크릴계수지, 폴리에틸렌계수지, 폴리우레탄계수지, 폴리염화비닐계수지 및 이들 중 1종 이상의 공중합체가 형성된 절연성베이스원단(102)인 것을 특징으로 하는, 면상발열체The primer coating-treated insulating base fabric 102 is an insulating base fabric 102 formed of acrylic resin, polyethylene resin, polyurethane resin, polyvinyl chloride resin and one or more copolymers thereof having excellent adhesion. Planar heating element
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021023A (en) * 2010-08-31 2012-03-08 코오롱글로텍주식회사 Heating fabric and method for fabricating the same
KR20170004521A (en) * 2015-07-03 2017-01-11 한온시스템 주식회사 Radiant heater for vehicle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200441519Y1 (en) * 2007-04-03 2008-08-22 이장훈 sheet type heating element having improved adhesive strength
KR20070000695U (en) * 2007-04-16 2007-06-15 이장훈 a sheet type heating element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021023A (en) * 2010-08-31 2012-03-08 코오롱글로텍주식회사 Heating fabric and method for fabricating the same
KR20170004521A (en) * 2015-07-03 2017-01-11 한온시스템 주식회사 Radiant heater for vehicle

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