WO2010007706A1 - 真空断熱材 - Google Patents
真空断熱材 Download PDFInfo
- Publication number
- WO2010007706A1 WO2010007706A1 PCT/JP2009/000213 JP2009000213W WO2010007706A1 WO 2010007706 A1 WO2010007706 A1 WO 2010007706A1 JP 2009000213 W JP2009000213 W JP 2009000213W WO 2010007706 A1 WO2010007706 A1 WO 2010007706A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heat insulating
- insulating material
- vacuum heat
- fiber
- core material
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/065—Details
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- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/065—Arrangements using an air layer or vacuum using vacuum
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2201/00—Insulation
- F25D2201/10—Insulation with respect to heat
- F25D2201/14—Insulation with respect to heat using subatmospheric pressure
Definitions
- the present invention relates to a vacuum heat insulating material and a refrigerator, a heat insulating box, and a heat insulating structure using the same.
- a heat insulator in which a foam heat insulating material such as polyurethane foam is filled between an outer box and an inner box is widely used.
- a foam heat insulating material such as polyurethane foam
- the foam heat insulating material can be filled. It was difficult to increase the space.
- the vacuum heat insulating material used here is a heat insulating material in which a core material serving as a spacer is inserted into an outer packaging material having a gas barrier property, the inside of the outer packaging material is decompressed, and the peripheral portion of the outer packaging material is sealed. .
- Patent Document 1 JP-A-9-138058
- Patent Document 2 JP-A-9-138058
- glass wool is in high demand due to its heat insulation performance and price, but glass has poor recyclability and has a problem in disposal.
- a fiber made of a polymer resin is considered as a fiber that emphasizes recyclability.
- a vacuum heat insulating material using a polyethylene terephthalate resin fiber as a core material is proposed in Japanese Patent Laid-Open No. 2007-239964 (Patent Document 3). Yes.
- refrigerators are products with high power consumption among home appliances.
- the core material of the vacuum heat insulating material currently used for general purposes is mostly an inorganic fiber aggregate such as glass wool.
- glass wool has poor recyclability, and its disposal method becomes a problem at the time of disposal.
- regeneration processing at a high temperature is necessary, and it is the end of the end if a large heat load is applied to the environment due to the vacuum heat insulating material introduced for global warming countermeasures.
- glass wool As an alternative to glass wool, one obtained by fiberizing a polymer resin is considered, and polyethylene terephthalate resin fibers and the like have been proposed.
- polystyrene resin has a low glass transition temperature, and it was difficult to apply the vacuum heat insulating material to the core material from the viewpoint of heat resistance.
- the vacuum heat insulating material when installing a vacuum heat insulating material in the heat insulating space of the refrigerator box, when the foamed urethane foam flows around the vacuum heat insulating material, the polystyrene resin fibers near the surface partially melt due to the heat of foaming, Adhesion between fibers is observed, leading to deterioration of heat insulation performance.
- an object of the present invention is to obtain a vacuum heat insulating material that improves recyclability, reduces the environmental load, and reduces material costs.
- the vacuum heat insulating material of the present invention is characterized in that in the vacuum heat insulating material having a jacket material and a core material, the core material is composed of a laminate of fibers obtained by spinning a polymer resin.
- the core material is characterized by being composed of a laminate of fibers obtained by spinning a polymer resin having a flexural modulus of 3000 MPa or more.
- the fiber obtained by spinning the polymer resin contains 80% or more of polystyrene fiber.
- the core material is composed of one or more kinds of polymer resin fibers, and a fiber laminated body obtained by spinning a polymer resin having a glass transition temperature higher than that of the polystyrene fibers other than the polystyrene fibers.
- a vacuum heat insulating material having a jacket material and a core material is disposed in a foam heat insulating material filled between the outer box and the inner box, and the core material of the vacuum heat insulating material is a polymer. It is characterized by comprising a laminated body of fibers spun from resin.
- the heat insulation box of this invention was equipped with one of the said vacuum heat insulating materials.
- the heat insulation structure of this invention was equipped with one of the said vacuum heat insulating materials.
- FIG. 1 is a cross-sectional view of a vacuum heat insulating material 1 according to an embodiment of the present invention
- FIG. 2 is an enlarged cross-sectional view of a main part in FIG.
- the vacuum heat insulating material 1 seals the inside of the jacket 11 having gas barrier properties and the inside of the inner bag 12 that stores the compressed core material 20 under a reduced pressure to a predetermined degree of vacuum, thereby providing heat insulation as vacuum heat insulation. It is configured to have performance.
- the core material 20 is made of, for example, an aggregate of fibers 21 having an outer diameter of several ⁇ m to several tens of ⁇ m manufactured using a fiber material such as polypropylene resin or polystyrene resin.
- fiber technology of these resins publicly known technology can be applied.
- a spunbond method and a meltblown method used at the time of manufacturing a nonwoven fabric can be used.
- Resin fibers whose fiber diameter is adjusted within a range of 3 to 30 ⁇ m by adjusting the discharge amount, air volume, and collector speed are used.
- the resin used is in the form of a pellet or direct molding from a pulverized product.
- recycled resin from waste home appliances can be used.
- a polymer additive may be used in combination for improving physical properties.
- a lubricant such as liquid paraffin may be used in combination.
- this core material 20 is kept for a long time at a high vacuum level of, for example, 20 Pa or less, even if a pressing load is applied when it is stuck to a skin plate of a refrigerator or the like with a pressure sensitive adhesive, or
- the bending elastic modulus is set to 3000 MPa or more so that the core material 20 and the fibers 21 to be described later are not crushed even when exposed to a compression load or the like applied when foaming urethane is filled in the heat insulating material.
- the bending elasticity of the core material 20 is set so that the predetermined porosity of the aggregate of the fibers 21 can be maintained as set for a long time so that the vacuum heat insulating material 10 can maintain high heat insulating performance for a long time.
- the rate is set to 3000 MPa or more.
- an inner bag 12 may be used. Since the inner bag 12 is compressed and housed while degassing the core material 20, it has a gas barrier property and is formed of a heat-weld synthetic resin film such as a high-density polyethylene resin. Moisture and gas components from the outside do not enter the inner bag 12.
- the core material 20 made of the aggregate of fibers 21 is configured to be sealed with an inner bag having gas barrier properties so as not to adsorb moisture and gas components contained in the atmosphere.
- the inner bag 12 has a structure that can be detached from the outer cover material 11 together with the inner bag 12 including the core material 20 in the event of a component failure such as a vacuum failure that has occurred during handling in the manufacturing process. It is.
- the vacuum heat insulating material 10 of the conventional example shown in Table 1 is manufactured and configured as follows.
- the core material 20 a polymer of fibers 21 having an average fiber diameter of about 4 ⁇ m made of glass wool not containing a binder and having a solid and no hollow portion is used.
- the polymer of the fibers 21 is cut into a predetermined shape, the polymer is inserted into the inner bag 12 made of a high-density polyethylene film, compressed, degassed, and sealed.
- a four-layer laminate film in which the surface protective layer is a polyamide film, the polyethylene terephthalate film on which the first gas barrier layer is vapor-deposited aluminum, the second gas barrier layer is an aluminum foil, and the heat welding layer is a high-density polyethylene film.
- the inside of the jacket material 11 is evacuated to a degree of vacuum of 2.2 Pa and sealed.
- the core material density is set to about 250 kg / m 3 which is generally used in a conventional refrigerator.
- the heat conductivity in the vacuum heat insulating material 10 of this conventional example is set to 100 and compared with the heat conductivity of the vacuum heat insulating materials in the following comparative examples and examples.
- Comparative Example 1 The vacuum heat insulating material 10 of Comparative Example 1 in Table 1 is different from the conventional example in that the core material is polypropylene fiber, and the flexural modulus of the polypropylene fiber is 1880 MPa. Same as example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Comparative Example 1 was significantly higher than 250 (in the direction of poor heat insulation performance) compared to the conventional example.
- Comparative Example 2 The vacuum heat insulating material 10 of Comparative Example 2 in Table 1 is different from the conventional example in that the core material is polycarbonate fiber, and the bending elastic modulus of the polycarbonate fiber is 2800 MPa. Same as example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Comparative Example 2 was 190 compared to the conventional example, which was not as high as that of Comparative Example 1, but greatly exceeded (in the direction of poor heat insulating performance).
- Comparative Example 3 The vacuum heat insulating material 10 of Comparative Example 3 in Table 1 is that the core material is a mixed component of 70% polystyrene fiber and 30% polypropylene fiber, and the average fiber bending elastic modulus is 2874 MPa. Unlike the conventional example, the other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Comparative Example 3 was 175, which was smaller than that of Comparative Example 1 and Comparative Example 2, but was higher than that of the conventional example.
- the vacuum heat insulating material 10 of the comparative example 4 of Table 1 is that the core material is a mixed component of 70% polystyrene fiber and 30% polycarbonate fiber, and the average fiber bending elastic modulus is 2915 MPa. Unlike the conventional example, the other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Comparative Example 4 was 160, which was smaller than that of Comparative Examples 1 to 3, but exceeded the value of the conventional example.
- Example 1 The vacuum heat insulating material 10 of Example 1 in Table 1 is different from the conventional example in that the core material is polystyrene fiber, and the flexural modulus of the polystyrene fiber is 3300 MPa. Same as example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Example 1 was 85 as compared with the conventional example, and the heat insulating performance was improved.
- Example 2 In the vacuum heat insulating material 10 of Example 2 in Table 1, the core material is a mixed component of 90% polystyrene fiber and 10% polypropylene fiber, and the average fiber bending elastic modulus is 3158 MPa, Unlike the conventional example, the other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Example 2 was 90 with respect to the conventional example, and although not as much as Example 1, the heat insulating performance was improved.
- Example 3 The vacuum heat insulating material 10 of Example 3 in Table 1 has a core material made of a mixed component of 80% polystyrene fiber and 20% polypropylene fiber, and an average fiber bending elastic modulus of 3010 MPa. Unlike the conventional example, the other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Example 3 was 95 compared to the conventional example, which resulted in improved heat insulation performance compared to the conventional example.
- Example 4 The vacuum heat insulating material 10 of Example 4 in Table 1 is that the core material is a mixed component of 90% polystyrene fiber and 10% polycarbonate fiber, and the average fiber bending elastic modulus is 3145 MPa. Unlike the conventional example, the other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Example 4 was 91 compared to the conventional example, which resulted in improved heat insulating performance compared to the conventional example.
- Example 5 The vacuum heat insulating material 10 of Example 5 in Table 1 is a so-called recycled polystyrene fiber made of polystyrene collected from waste home appliances as a core material, and has an average fiber bending elastic modulus of 3120 MPa. Thus, it is different from the conventional example, and the other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Example 5 was 88 compared to the conventional example, which resulted in a significant improvement in the heat insulating performance.
- Example 6 The vacuum heat insulating material 10 of Example 6 of Table 1 is produced from 90% of so-called recycled polystyrene fibers produced from polystyrene collected from waste home appliances as a core material and polypropylene taken from waste home appliances. This is different from the conventional example in that it is a mixed component with 10% recycled polypropylene fiber, so-called recycled polypropylene fiber, and the average fiber bending elastic modulus is 3080 MPa, and the other points are the same as the conventional example.
- the heat conductivity ratio of the vacuum heat insulating material 10 of Example 6 was 92 as compared with the conventional example, and the heat insulating performance was greatly improved.
- Example 7 The vacuum heat insulating material 10 of Example 7 of Table 1 is produced from polystyrene fibers produced from polystyrene collected from waste home appliances, so-called recycled polystyrene fibers 80%, and polypropylene collected from waste home appliances. This is different from the conventional example in that it is a mixed component with 20% of recycled polypropylene fiber, so-called recycled polypropylene fiber, and the average fiber bending elastic modulus is 3015 MPa, and the other points are the same as the conventional example.
- the heat conductivity ratio of the vacuum heat insulating material 10 of Example 7 was 97 as compared with the conventional example, and the heat insulating performance was greatly improved.
- Example 8 The vacuum heat insulating material 10 of Example 8 in Table 1 was collected from a laminated body in which polystyrene fibers produced from polystyrene collected from waste home appliances, so-called recycled polystyrene fibers, and waste home appliances were collected. It is constructed by laminating polypropylene fibers made from polypropylene, so-called recycled polypropylene fibers, and the distribution is 10% recycled polypropylene fibers from the surface, then 80% recycled polystyrene fibers, and recycled polypropylene. It is different from the conventional example in that the fiber is 10% and the average fiber bending elastic modulus is 3018 MPa, and other points are the same as the conventional example.
- the thermal conductivity ratio of the vacuum heat insulating material 10 of Example 8 was 98 with respect to the conventional example, and the heat insulating performance was greatly improved.
- FIG. 3 is a longitudinal sectional view of the refrigerator-freezer according to the embodiment of the present invention.
- the refrigerator box 30 is configured by providing a foam heat insulating material 31 such as urethane and vacuum heat insulating materials 32 and 33 in a heat insulating wall 30c composed of an outer box 30a and an inner box 30b.
- the box 30 is partitioned into a refrigerator compartment 34, a vegetable compartment 35, an ice making compartment 36, and a freezer compartment 37 in order from the top.
- a refrigerator compartment door 34a, a vegetable compartment door 35a, an ice making compartment door 36a, and a freezer compartment door 37a are provided so that the front openings of the compartments 34 to 37 can be opened and closed.
- the vacuum heat insulating material 10 is arranged in the refrigerator wall and the periphery thereof is covered with the foam heat insulating material 31, the surface of the vacuum heat insulating material is exposed to the foaming heat and foaming pressure of the foam heat insulating material.
- general-purpose polystyrene has a low heat-resistant temperature, when it is installed in a thick wall, the influence of deformation shrinkage or the like due to foaming heat can be considered.
- Example 8 by placing polypropylene resin fibers having a higher heat resistance temperature than polystyrene resin on the side in contact with the foamed heat insulating material, it is possible to suppress the influence of heat of foaming. Can also be expected.
- a foam heat insulating material 31 and a vacuum heat insulating material 32 are provided to reduce the amount of external heat leakage and to increase the height of the center of gravity position of the refrigerator. It is the structure which aims at weight reduction of the heat insulation wall located above a height.
- the vacuum heat insulating material 33 provided in the heat insulation wall located below the height of the gravity center position of the refrigerator may use a conventional vacuum heat insulating material, in order to reduce the weight of the entire refrigerator, the embodiment May be used.
- the refrigerator-freezer can reduce the weight of the refrigerator itself, and can provide a refrigerator with a lighter upper part.
- the heat insulating box is a box that requires heat insulation, such as a device for cooling or heating, a device for heat insulation, a container for heat insulation, a vending machine, an electric water heater, a water heater, or the like.
- the heat insulating structure is a structure that requires heat insulation, such as a railway vehicle, an automobile, a building material for housing, and the like. Thereby, while the heat insulation performance of a heat insulation structure improves, weight reduction and size reduction can be performed.
- the core material is made of a resin virgin material or waste that is commonly used on a daily basis in home appliances such as polystyrene, polypropylene, and polycarbonate.
- Recycled resin material that has been collected and refined consists of a collection of fibers, and by making the bending elastic modulus of the fibers 3000 MPa or more, the core material has a strength that can withstand a high degree of vacuum for a long time and a relatively lightweight vacuum. Insulation can be provided.
- the fiber itself is lightweight and has the strength to withstand a high degree of vacuum for a long period of time.
- the pressure is less than 3000 MPa, the fiber tends to be crushed by the atmospheric pressure, and both the core material density and the heat transfer area of the solid heat conducting part are increased, and the heat insulating performance is significantly deteriorated.
- the vacuum heat insulating material has good handling properties and has a waist strength and bending strength that are easy to use as a fiber laminated state or vacuum heat insulating material. Can provide.
- the fibers constituting the core material are made of an organic fiber material, it is possible to provide a vacuum heat insulating material that can be easily manufactured in any shape and size. Moreover, since it is an organic fiber material, the vacuum heat insulating material which improves the recyclability at the time of disposal can be provided.
- the recycled resin derived from waste home appliances can be used as the fiber constituting the core material, closed recycling is possible, and the total energy required for the manufacturing process and the amount of carbon dioxide emissions are small compared to glass wool. Can provide vacuum insulation material that is friendly to the global environment.
- the inner bag containing the core material can be stored and work in progress can be stored during the manufacturing process, the degree of freedom in the work process is increased, and a vacuum heat insulating material that can increase the overall efficiency can be provided.
- the vacuum exhaust time when making the inside of the core material high vacuum can be shortened. Can be provided.
- the inner bag Since the inner bag is detachable from the jacket material together with the core material, the inner bag containing the core material in the case of a component failure such as a vacuum failure that has occurred during handling in the manufacturing process. Since it can be taken out and reused, it is possible to provide a vacuum heat insulating material that improves the recycling rate of raw materials.
Abstract
Description
また、本発明の断熱箱体は、上記いずれかの真空断熱材を備えたことを特徴とする。
また、本発明の断熱構造物は、上記いずれかの真空断熱材を備えたことを特徴とする。
また、上述した実施例1乃至7の真空断熱材を、断熱箱体に用いる構成とする。断熱箱体とは、冷熱用機器又は温熱用機器、保温用容器、自動販売機、電機湯沸かし器、給湯機その他の断熱を要する箱体である。これにより、断熱箱体の断熱性能が向上するとともに、軽量化や小型化ができる。
また、上述した実施例1乃至7の真空断熱材を、断熱構造物に用いる構成とする。断熱構造物とは、鉄道車両、自動車、住宅用建材その他の断熱の要する構造物である。これにより、断熱構造物の断熱性能が向上するとともに、軽量化や小型化ができる。
11 外被材
12 内袋
20 芯材
21 繊維
30 箱体
30a 外箱
30b 内箱
30c 断熱壁
31 発泡断熱材
34a 冷蔵室扉
35a 野菜室扉
37a 冷凍室扉。
Claims (7)
- 外被材と芯材を有する真空断熱材において、前記芯材は高分子樹脂を紡糸した繊維の積層体で構成されることを特徴とする真空断熱材。
- 請求項1において、前記芯材は曲げ弾性率が3000MPa以上の高分子樹脂を紡糸した繊維の積層体で構成されることを特徴とする真空断熱材。
- 請求項1において、前記高分子樹脂を紡糸した繊維はポリスチレン繊維を80%以上含有することを特徴とする真空断熱材。
- 請求項3において、前記芯材は1種類以上3種類以下の高分子樹脂繊維で構成され、前記ポリスチレン繊維以外は該ポリスチレン繊維よりもガラス転移温度が高い高分子樹脂を紡糸した繊維積層体であることを特徴とする真空断熱材。
- 外箱と内箱間に充填された発泡断熱材中に外被材と芯材を有する真空断熱材を配設し、該真空断熱材の芯材が高分子樹脂を紡糸した繊維の積層体で構成されることを特徴とする冷凍冷蔵庫。
- 請求項1乃至4のいずれかに記載の真空断熱材を備えた断熱箱体。
- 請求項1乃至4のいずれかに記載の真空断熱材を備えた断熱構造物。
Priority Applications (2)
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KR1020117001021A KR101277389B1 (ko) | 2008-07-17 | 2009-01-21 | 진공 단열재 |
CN2009801274379A CN102089563A (zh) | 2008-07-17 | 2009-01-21 | 真空绝热材料 |
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JP2008185465A JP5193713B2 (ja) | 2008-07-17 | 2008-07-17 | 冷凍冷蔵庫 |
JP2008-185465 | 2008-07-17 |
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WO2010007706A1 true WO2010007706A1 (ja) | 2010-01-21 |
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PCT/JP2009/000213 WO2010007706A1 (ja) | 2008-07-17 | 2009-01-21 | 真空断熱材 |
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KR (1) | KR101277389B1 (ja) |
CN (1) | CN102089563A (ja) |
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JP2014020473A (ja) * | 2012-07-19 | 2014-02-03 | Mitsubishi Electric Corp | 真空断熱材およびその製造方法、並びに保温体 |
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US9574701B2 (en) * | 2013-04-05 | 2017-02-21 | Mitsubishi Electric Corporation | Vacuum heat insulator, heat retaining tank including same, heat retaining structure, and heat pump water heater |
WO2015137700A1 (ko) * | 2014-03-11 | 2015-09-17 | 삼성전자주식회사 | 진공단열재 및 이를 포함하는 냉장고 |
JP2016173150A (ja) * | 2015-03-17 | 2016-09-29 | 株式会社東芝 | 冷蔵庫の真空断熱パネル、および冷蔵庫のリサイクル方法 |
KR102072453B1 (ko) * | 2015-03-10 | 2020-02-03 | 도시바 라이프스타일 가부시키가이샤 | 진공단열패널, 코어재, 냉장고 |
CN105058949A (zh) * | 2015-08-13 | 2015-11-18 | 苏州市君悦新材料科技股份有限公司 | 一种真空绝热板的制备方法 |
JP7233070B2 (ja) * | 2018-04-16 | 2023-03-06 | アクア株式会社 | 真空断熱材 |
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JP4012903B2 (ja) * | 2004-11-30 | 2007-11-28 | 倉敷紡績株式会社 | 真空断熱材 |
JP5239134B2 (ja) * | 2005-08-10 | 2013-07-17 | 東レ株式会社 | 繊維分散体からなるスポンジ状構造体およびその製造方法 |
JP4580843B2 (ja) * | 2005-08-24 | 2010-11-17 | 日立アプライアンス株式会社 | 真空断熱材及びそれを用いた冷蔵庫 |
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2008
- 2008-07-17 JP JP2008185465A patent/JP5193713B2/ja not_active Expired - Fee Related
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2009
- 2009-01-21 WO PCT/JP2009/000213 patent/WO2010007706A1/ja active Application Filing
- 2009-01-21 CN CN2009801274379A patent/CN102089563A/zh active Pending
- 2009-01-21 KR KR1020117001021A patent/KR101277389B1/ko not_active IP Right Cessation
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JP2002188791A (ja) * | 2000-12-21 | 2002-07-05 | Matsushita Refrig Co Ltd | 真空断熱材、真空断熱体、断熱箱体の処理方法、真空断熱材および真空断熱体の製造方法、および冷蔵庫 |
JP2006029505A (ja) * | 2004-07-20 | 2006-02-02 | Kurabo Ind Ltd | 真空断熱材 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014020473A (ja) * | 2012-07-19 | 2014-02-03 | Mitsubishi Electric Corp | 真空断熱材およびその製造方法、並びに保温体 |
CN103353170A (zh) * | 2013-07-08 | 2013-10-16 | 钱伟 | 一种电热水器的防腐内胆 |
CN112848560A (zh) * | 2021-01-14 | 2021-05-28 | 云南智仁节能环保工程有限公司 | 一种可重复利用再生复合耐高温保温毡及其制备方法 |
EP4316768A1 (en) * | 2022-08-05 | 2024-02-07 | Whirlpool Corporation | Vacuum insulated structure |
Also Published As
Publication number | Publication date |
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CN102089563A (zh) | 2011-06-08 |
JP2010025182A (ja) | 2010-02-04 |
KR20110033203A (ko) | 2011-03-30 |
KR101277389B1 (ko) | 2013-06-20 |
JP5193713B2 (ja) | 2013-05-08 |
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