WO2014025152A1 - Feuille d'isolation thermique et procédé de fabrication - Google Patents

Feuille d'isolation thermique et procédé de fabrication Download PDF

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Publication number
WO2014025152A1
WO2014025152A1 PCT/KR2013/006836 KR2013006836W WO2014025152A1 WO 2014025152 A1 WO2014025152 A1 WO 2014025152A1 KR 2013006836 W KR2013006836 W KR 2013006836W WO 2014025152 A1 WO2014025152 A1 WO 2014025152A1
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WO
WIPO (PCT)
Prior art keywords
heat insulating
layer
heat
adhesive layer
electrospinning
Prior art date
Application number
PCT/KR2013/006836
Other languages
English (en)
Korean (ko)
Inventor
서인용
이승훈
정용식
소윤미
Original Assignee
주식회사 아모그린텍
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 KR20130089633A external-priority patent/KR101511285B1/ko
Application filed by 주식회사 아모그린텍 filed Critical 주식회사 아모그린텍
Priority to CN201380041561.XA priority Critical patent/CN104520101B/zh
Publication of WO2014025152A1 publication Critical patent/WO2014025152A1/fr
Priority to US14/608,428 priority patent/US10004152B2/en

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Classifications

    • 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
    • D01D5/0007—Electro-spinning
    • D01D5/0015—Electro-spinning characterised by the initial state of the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/025—Polyolefin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0278—Polyurethane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/10—Fibres of continuous length
    • B32B2305/20—Fibres of continuous length in the form of a non-woven mat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/302—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate

Definitions

  • a large capacity battery used in a mobile terminal is mainly used as a lithium secondary battery.
  • the lithium secondary battery is composed of a positive electrode, a negative electrode, and a separator.
  • the positive electrode active materials lithium cobalt oxide is used, and the negative electrode active material is graphite. Doing. In the rechargeable lithium battery, heat is generated as the exothermic chemical reaction in which lithium moves from the positive electrode to the negative electrode during charging and is inserted into the positive electrode during discharge.
  • a heat insulating sheet is used as a method for blocking heat generated from the battery from being conducted to the main body of the portable terminal.
  • the Korean Patent Application Publication No. 10-2007-1760 also proposes a method of inducing heat dissipation by air cooling by forming an air vent, but the air flow is not smoothly made in electronic products, so the efficiency is low. The rate applied is very low.
  • Insulation film for a mobile terminal is made of a thin film and at the same time a function capable of collecting heat to minimize the transfer of heat generated from the battery to the main body of the terminal is required.
  • Another object of the present invention is to provide a heat insulating sheet made of nanofiber web having excellent performance of collecting and accumulating heat having a plurality of three-dimensional micropores formed by the three-dimensional network structure of the nanofibers by electrospinning and It is to provide a manufacturing method.
  • Still another object of the present invention is to provide an insulating sheet excellent in heat resistance and a manufacturing method thereof by containing inorganic particles in a spinning solution.
  • an embodiment of the present invention is an insulating layer formed in the form of a nanofiber web having a plurality of pores by electrospinning a polymer material or a polymer material having a low thermal conductivity; And it provides a heat insulating sheet comprising a pressure-sensitive adhesive layer laminated on one surface of the heat insulating layer.
  • the heat insulating sheet of the present invention can improve the heat insulating performance by electrospinning a polymer material having heat resistance to produce a heat insulating layer in the form of a nanofiber web to have a plurality of fine pores while making the thickness thin.
  • FIG 3 is a cross-sectional view of the heat insulation sheet according to the second embodiment of the present invention.
  • FIG. 5 is a cross-sectional view of the heat insulation sheet according to the third embodiment of the present invention.
  • FIG. 1 is a cross-sectional view of a heat insulating sheet according to a first embodiment of the present invention
  • Figure 2 is an enlarged view of a heat insulating sheet according to a first embodiment of the present invention.
  • the heat insulating sheet according to the first embodiment includes a heat insulating layer 10 formed to have a plurality of pores by electrospinning a polymer material, and an adhesive layer 20 laminated on the heat insulating layer 10 and formed by electrospinning an adhesive material. do.
  • the heat insulating layer 10 forms a spinning solution by mixing a polymer material and a solvent capable of electrospinning and having excellent heat resistance at a predetermined ratio, and electrospinning the spinning solution to form a nanofiber 14, and the nanofiber 14 Is accumulated to form a nanofiber web having a plurality of pores 12.
  • the diameter of the nanofibers 14 is smaller, the specific surface area of the nanofibers is increased, and the heat collecting ability of the nanofiber web having a plurality of micropores is increased, thereby improving thermal insulation performance. Accordingly, the diameter of the nanofibers 14 is preferably in the range of 0.1 ⁇ m to 1.5 ⁇ m, and the nanofibers having a diameter of 0.1 ⁇ m or less deteriorate the nanofiber properties. It lowers and heat insulation property falls.
  • the thickness of the heat insulation layer 10 can be designed as 5um-70micrometer, Preferably it is set to 10um-30micrometer.
  • the porosity of the pores 12 formed in the heat insulating layer 10 preferably has a range of 50 to 90%.
  • the radiation method applied to the present invention is a general electrospinning, air electrospinning (AES: Air-Electrospinning), electrospray (electrospray), electrobrown spinning, centrifugal electrospinning Flash-electrospinning can be used.
  • AES Air-Electrospinning
  • electrospray electrospray
  • electrobrown spinning electrobrown spinning
  • centrifugal electrospinning Flash-electrospinning Flash-electrospinning Flash-electrospinning Flash-electrospinning Flash-electrospinning can be used.
  • nanoweb obtained by electrospinning a low thermal conductivity and a polymer having a high heat resistance alone or a mixed polymer containing a predetermined amount of a polymer having a low thermal conductivity and a high heat resistance for the purpose of improving the heat resistance of the heat insulating layer (10).
  • a polymer having a high heat resistance alone or a mixed polymer containing a predetermined amount of a polymer having a low thermal conductivity and a high heat resistance for the purpose of improving the heat resistance of the heat insulating layer (10).
  • the polymer that can be used in the present invention is preferably dissolved in an organic solvent and capable of spinning and at the same time low in thermal conductivity, and more preferably in excellent heat resistance.
  • the thermal conductivity of the polymer is preferably set to less than 0.1W / mK.
  • Solvents are dimethyl (dimethyl acetamide), DMF (N, N-dimethylformamide), NMP (N-methyl-2-pyrrolidinone), DMSO (dimethyl sulfoxide), THF (tetra-hydrofuran), DMAc (di-methylacetamide), EC ( At least one selected from the group consisting of ethylene carbonate, DEC (diethyl carbonate), DMC (dimethyl carbonate), EMC (ethyl methyl carbonate), PC (propylene carbonate), water, acetic acid, and acetone Can be.
  • the thickness is determined according to the radiation amount of the spinning solution. Therefore, there is an advantage that it is easy to make the thickness of the heat insulating layer 10 to the desired thickness.
  • the heat insulating layer 10 is formed in the form of a nanofiber web in which the nanofibers 14 are accumulated by the spinning method, the insulating layer 10 may be formed in a form having a plurality of pores 12 without a separate process, and the radiation amount of the spinning solution It is also possible to adjust the size of the pores. Therefore, the number of pores 12 can be made finely large, the heat shielding performance is excellent, and thus the heat insulating performance can be improved.
  • the nano-web structure of the heat insulating layer 10 is because the electrospun nanofibers are irregularly stacked and arranged in a three-dimensional network structure, the three-dimensional nano-sized micropores irregularly distributed by the nanofibers are formed and nano The heat trapping ability of the fibrous web is increased to improve thermal insulation performance.
  • the present invention may be contained in the spinning solution for forming the heat insulating layer 10, inorganic particles which are heat insulating filler for blocking heat transfer.
  • the nanoweb of the heat insulating layer 10 may contain inorganic particles.
  • the inorganic particles may be located inside the spun nanofibers or may be partially exposed to the nanofiber surface to block heat transfer.
  • the inorganic particles may improve the strength of the heat insulating layer 10 with a heat insulating filler.
  • fumed silica may be included in the spinning solution for forming the heat insulating layer 10.
  • the nanofiber of the adhesive material is radiated to the heat insulating layer 10 of the web structure of the nanofiber to form the adhesive layer 20, the adhesive layer 20 is to be in the form of inorganic pores by the adhesive properties of the adhesive material. Can be.
  • the adhesive layer 20 in the form of an inorganic hole is first attached to a place where heat is generated to block heat transmitted.
  • the adhesive layer 20 is radiated in the form of ultra-fine fiber strands and adheres to the surface of the heat insulating layer 10.
  • An adhesive material flows into the pores 12 of the heat insulating layer 10, and is formed between the heat insulating layer 10 and the adhesive layer 20.
  • the adhesive strength of the heat insulating layer 10 and the adhesive layer 20 is increased, thereby reducing the phenomenon that the heat insulating layer 10 peels from the adhesive layer 20, thereby improving the reliability of the heat insulating sheet.
  • the thickness of the adhesive layer 20 may be reduced to thin the heat insulating sheet.
  • the pressure-sensitive adhesive layer 20 is prepared by separately manufacturing the heat insulating layer 10 and the pressure-sensitive adhesive layer 20 by an electrospinning method, in addition to the method of directly electrospinning the heat insulating layer 10, the heat insulating layer 10 in the lamination process It is also possible to apply a method of laminating the adhesive layer 20 on one or both sides of the).
  • an ultra-thin heat insulating sheet having a thickness of several tens of micrometers can be realized, and the flexible nanofiber web characteristics It can be bent or folded by using it can be used by mounting a heat insulating sheet in an area having various shapes requiring heat insulation.
  • FIG 3 is a cross-sectional view of the heat insulation sheet according to the second embodiment of the present invention.
  • the heat insulating sheet according to the second embodiment includes a heat insulating layer 10 in the form of a nanofiber web formed by an electrospinning method, a first adhesive layer 22 laminated on one surface of the heat insulating layer 10, and a heat insulating layer 10.
  • the second adhesive layer 24 is laminated on the other surface.
  • the first adhesive layer 22 and the second adhesive layer 24 are the same as the heat insulating layer 10 and the adhesive layer 20 described in the first embodiment, detailed description thereof will be omitted.
  • Figure 4 is a block diagram showing an electrospinning apparatus for producing a heat insulating sheet according to the present invention.
  • the electrospinning apparatus of the present invention comprises a first mixing tank 70 in which a pressure-sensitive adhesive and a solvent-mixed adhesive material are stored, and a second mixing in which a spinning solution in which a polymer material and a solvent are mixed and having excellent heat resistance is stored.
  • the second radiation nozzle 76 connected to the tank 72 to form the heat insulation layer 10, and disposed below the first radiation nozzle 74 and the second radiation nozzle 76, is the adhesive layer 20 and the heat insulation layer.
  • 10 includes a collector 78 in which the stacks are sequentially stacked.
  • the first mixing tank 70 is provided with a first stirrer 60 for mixing the adhesive material and the solvent evenly and maintaining the viscosity of the adhesive material
  • the second mixing tank 72 includes the polymer material and the solvent.
  • a second stirrer 62 is provided to mix evenly and to maintain a constant viscosity of the spinning solution.
  • the nanofibers 14 are radiated to the collector. 14 is collected to form an adhesive layer 20 and a heat insulating layer 10 in the form of a nanofiber web.
  • the first radiation nozzle 74 and the second radiation nozzle 76 are provided with air injectors 62 and 64, respectively, and the nanofibers 14 radiated from the first radiation nozzle 74 and the second radiation nozzle 76. ) Is not captured by the collector 78 and prevents it from flying.
  • the release film 82 wound around the release film roll 80 is released and supplied to the collector 78.
  • the adhesive material is made into the nanofibers 14 in the first radiation nozzle 74 to radiate onto the surface of the release film 82. . Then, the nanofibers 14 are accumulated on the surface of the release film 82 to form an adhesive layer 20.
  • the air injector 62 installed in the first radiation nozzle 74 the air is injected to the nanofibers 14 so that the nanofibers 14 do not fly and the release film 82 does not fly. To be collected and integrated on the surface of the
  • the adhesive layer 20 is moved to the lower portion of the second radiation nozzle 76 and the high voltage electrostatic force is applied between the collector 78 and the second radiation nozzle 76. As a result, the spinning solution is made into the nanofibers 14 on the adhesive layer 20 in the second spinning nozzle 76 to be spun. Then, the heat insulating layer 10 in the form of a nanofiber web having a plurality of pores 12 on the surface of the adhesive layer 20 is formed.
  • the completed insulating sheet is pressed to a predetermined thickness while passing through the pressure roller 86. Then, it is wound around the sheet roll 88.
  • the adhesive layer 20 is disposed on one or both sides of the heat insulating layer 10, the heat insulating layer 10 and the adhesive layer 30 It is also possible to apply a method of manufacturing by laminating).
  • FIG. 5 is a cross-sectional view of the heat insulating sheet according to the third embodiment of the present invention
  • FIG. 6 is a cross-sectional view of the heat insulating sheet according to the fourth embodiment of the present invention.
  • the heat insulation sheet according to the third embodiment includes a heat insulation layer 10 in the form of a nanofiber web formed by an electrospinning method, a first adhesive layer 20a stacked on one surface of the heat insulation layer 10, and And a nonwoven fabric 50 fixed to the other surface of the heat insulating layer 10, and a second adhesive layer 20b laminated on the nonwoven fabric 50.
  • Nonwoven fabric 50 is applied to improve the handleability of the thermal insulation sheet, to reinforce the strength or to use as a support, it can be applied to any one of a polyethylene (PE) non-woven fabric, polypropylene (PP) nonwoven fabric, Polyethylene terephthalate (PET) nonwoven fabric have.
  • PE polyethylene
  • PP polypropylene
  • PET Polyethylene terephthalate
  • the insulating layer 10 formed by electrospinning the spinning solution may be laminated with the nonwoven fabric 50, or the spinning layer 10 may be directly formed by electrospinning the spinning solution on the nonwoven fabric 50, and the nonwoven fabric applied in the third embodiment may be used. 50 is interposed between the heat insulation layer 10 and the 2nd adhesion layer 24 of the heat insulation sheet of 2nd Example like FIG.
  • the heat insulation sheet of the fourth embodiment adheres one surface of the PE foam 70 to the first adhesive layer 22 of the heat insulation sheet of the second embodiment to implement the heat insulation sheet.
  • the adhesive layer is formed on the other surface of the PE foam 70.
  • PE foam 70 serves to block the heat transfer.
  • PU foam may be applied instead of the PE foam 70.
  • the adhesive layers applied to the heat insulating sheets of the third and fourth embodiments may be applied by double-sided tape.
  • the present invention provides a heat insulating sheet that can be produced in the form of a nanofiber web by the electrospinning method to have a plurality of fine pores while making the thickness thinner to improve the heat insulating performance.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne une feuille d'isolation thermique comprenant : une couche d'isolation thermique se présentant sous forme d'un voile de nanofibres comprenant plusieurs pores et obtenu par électrofilage d'un matériau polymère ; et une couche adhérente stratifiée sur un ou les deux côtés de la couche d'isolation thermique, se présentant sous forme d'un voile de nanofibres comprenant plusieurs pores et obtenu par électrofilage d'un matériau adhésif, la couche d'isolation thermique pouvant ainsi être rendue fine de manière à présenter plusieurs pores fins, ce qui améliore son effet d'isolation thermique.
PCT/KR2013/006836 2012-08-06 2013-07-30 Feuille d'isolation thermique et procédé de fabrication WO2014025152A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201380041561.XA CN104520101B (zh) 2012-08-06 2013-07-30 绝热片及其制备方法
US14/608,428 US10004152B2 (en) 2012-08-06 2015-01-29 Heat insulation sheet and method of manufacturing same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2012-0085764 2012-08-06
KR20120085764 2012-08-06
KR20130089633A KR101511285B1 (ko) 2012-08-06 2013-07-29 단열 시트 및 그 제조방법
KR10-2013-0089633 2013-07-29

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/608,428 Division US10004152B2 (en) 2012-08-06 2015-01-29 Heat insulation sheet and method of manufacturing same

Publications (1)

Publication Number Publication Date
WO2014025152A1 true WO2014025152A1 (fr) 2014-02-13

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015180660A1 (fr) * 2014-05-28 2015-12-03 福建赛特新材股份有限公司 Feutre de fibres biologiquement solubles, procédé de préparation associé et panneau d'isolation sous vide utilisant le feutre
CN110820083A (zh) * 2019-11-15 2020-02-21 张威劲 一种高回弹型保暖纤维材料的制备方法
KR20210004488A (ko) * 2019-07-04 2021-01-13 고경찬 차열기능을 갖는 섬유구조체
CN117924957A (zh) * 2023-12-28 2024-04-26 江苏拓之海建筑有限公司 一种建筑用保温隔热节能材料及其制备方法

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Publication number Priority date Publication date Assignee Title
US20040071989A1 (en) * 2001-03-02 2004-04-15 Sony Chemicals Corp. Insulating sheet, hard disk device and manufacturing method for insulating sheet
KR20070001760A (ko) * 2005-06-29 2007-01-04 엘지전자 주식회사 단열필름을 구비한 휴대용 단말기
KR20070080546A (ko) * 2006-02-07 2007-08-10 (주) 아모센스 방열시트의 제조방법
KR20110097252A (ko) * 2010-02-25 2011-08-31 이철태 단열성 나노분말이 단열체로부터 분리되지 않는 단열체 및 그 단열체의 제조방법
KR20120076997A (ko) * 2010-12-30 2012-07-10 한국에너지기술연구원 섬유 형태의 고분자/에어로겔을 포함하는 시트 및 그 제조방법

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KR20210004488A (ko) * 2019-07-04 2021-01-13 고경찬 차열기능을 갖는 섬유구조체
KR102303617B1 (ko) 2019-07-04 2021-09-23 고경찬 차열기능을 갖는 섬유구조체
CN110820083A (zh) * 2019-11-15 2020-02-21 张威劲 一种高回弹型保暖纤维材料的制备方法
CN110820083B (zh) * 2019-11-15 2022-05-10 浙江伊朵服饰有限公司 一种高回弹型保暖纤维材料的制备方法
CN117924957A (zh) * 2023-12-28 2024-04-26 江苏拓之海建筑有限公司 一种建筑用保温隔热节能材料及其制备方法

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