JPH09138058A - Vacuum heat insulating material - Google Patents
Vacuum heat insulating materialInfo
- Publication number
- JPH09138058A JPH09138058A JP29572695A JP29572695A JPH09138058A JP H09138058 A JPH09138058 A JP H09138058A JP 29572695 A JP29572695 A JP 29572695A JP 29572695 A JP29572695 A JP 29572695A JP H09138058 A JPH09138058 A JP H09138058A
- Authority
- JP
- Japan
- Prior art keywords
- heat insulating
- insulating material
- film
- vacuum heat
- sealed
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Landscapes
- Refrigerator Housings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、冷蔵庫や保冷庫等
の断熱壁部に用いられる真空断熱材に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vacuum heat insulating material used for a heat insulating wall portion of a refrigerator, a cool box or the like.
【０００２】[0002]
【従来の技術】従来、ガラス繊維材を無機系接着剤を用
いて固めたガラス繊維成形体と、このガラス繊維成形体
に付着させた吸着剤と、これらを密封する少なくとも１
つの金属層を有するラミネートとを備える断熱パネルが
ある（特開昭６３―１８７０８４号公報参照）。2. Description of the Related Art Conventionally, a glass fiber molded body obtained by hardening a glass fiber material with an inorganic adhesive, an adsorbent adhered to the glass fiber molded body, and at least 1 for sealing them.
There is a heat insulating panel provided with a laminate having three metal layers (see Japanese Patent Laid-Open No. 63-187084).
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記構
成のような断熱パネルにおいても、なお、つぎのような
問題点が残されている。However, even in the heat insulating panel having the above structure, the following problems still remain.
【０００４】ガラス繊維材を固め成形するのに無機系接
着剤を用いた場合、無機系接着剤にはシリカゾル，セメ
ント系などあるが、有機系接着剤と比較して重く、又耐
圧的に劣るという問題がある。When an inorganic adhesive is used to solidify and mold a glass fiber material, there are silica sol and cement adhesives as the inorganic adhesive, but they are heavier than organic adhesives and inferior in pressure resistance. There is a problem.
【０００５】本発明は従来技術の上記した欠点に着目
し、軽量かつ耐圧的に優れる真空断熱材を提供すること
を目的とする。In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a vacuum heat insulating material which is lightweight and excellent in pressure resistance.
【０００６】[0006]
【課題を解決するための手段】請求項１記載の本発明で
は、グラスウール等の繊維質材を有機系バインダーを用
いて固め成形した断熱材と、前記断熱材と吸着材とを覆
う金属箔の層を積層してなるラミネートフィルムとを備
え、このラミネートフィルムは縁部がシールされ内部が
減圧されている構成である。According to a first aspect of the present invention, there is provided a heat insulating material obtained by hardening and molding a fibrous material such as glass wool using an organic binder, and a metal foil covering the heat insulating material and the adsorbent. A laminated film formed by laminating layers is provided, and the laminated film has a structure in which the edges are sealed and the inside is depressurized.
【０００７】請求項２記載の本発明では、グラスウール
等の繊維質材を有機系バインダーを用いて固め成形した
断熱材と、活性炭又はゼオライトからなる吸着材とを覆
う金属箔の層を積層してなるラミネートフィルムとを備
え、このラミネートフィルムは縁部がシールされ内部が
減圧されている構成である。According to the second aspect of the present invention, a layer of metal foil covering a heat insulating material obtained by solidifying and molding a fibrous material such as glass wool using an organic binder and an adsorbent made of activated carbon or zeolite is laminated. This laminated film has a structure in which the edges are sealed and the inside is depressurized.
【０００８】請求項３記載の本発明では、グラスウール
等の繊維質を有機系バインダーを用いて固め成形し、焼
成してなる断熱材と、吸着材と、前記断熱材と吸着材と
を覆う金属箔の層を積層してなるラミネートフィルムと
を備え、このラミネートフィルムは縁部がシールされ内
部が減圧されている構成である。According to the third aspect of the present invention, a heat insulating material obtained by solidifying and firing a fibrous material such as glass wool using an organic binder and firing, and a metal covering the heat insulating material and the adsorbing material. A laminate film formed by laminating layers of foil is provided, and the laminate film has a structure in which edges are sealed and the inside is depressurized.
【０００９】[0009]
【発明の実施の形態】以下に本発明の実施の形態を図１
を参照しながら説明する。図１は本発明の一実施の形態
を示す真空断熱材の基本構成を示す断面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG.
This will be described with reference to FIG. FIG. 1 is a sectional view showing a basic structure of a vacuum heat insulating material showing an embodiment of the present invention.
【００１０】図１において、Ａは本発明の真空断熱材で
ある。１はガス遮断性を重視したラミネートフィルム
で、少なくとも１つのプラスチック層２と１つの金属箔
３（本発明の実施の形態においてはアルミ箔）とを交互
に積層させたものからなり、このラミネートフィルム１
は断熱材４と活性炭又はゼオライトからなる吸着剤５と
を一緒に覆うと共に、このラミネートフィルム１の縁６
をシールして内部を真空に減圧せしめたものである。In FIG. 1, A is the vacuum heat insulating material of the present invention. Reference numeral 1 is a laminated film that emphasizes gas barrier properties, and is composed of alternating layers of at least one plastic layer 2 and one metal foil 3 (aluminum foil in the embodiment of the present invention). 1
Covers the heat insulating material 4 and the adsorbent 5 made of activated carbon or zeolite together, and the edge 6 of the laminated film 1
Is sealed and the inside is evacuated to a vacuum.
【００１１】断熱材４としてはグラスウール７をアクリ
ル系バインダー８を使って固め成形することによって取
扱いを良好にするとともに、耐圧性を持たせたものであ
る。この断熱材３とともにラミネートフィルム１で覆わ
れるのが吸着材５である。これは、真空断熱材Ａでグラ
スウール７を固めるために用いたアクリル系バインダー
８から発生するガスを吸着させ、真空断熱材Ａの内部の
真空度を保持し、長期の断熱性能を維持するためにあ
る。As the heat insulating material 4, glass wool 7 is solidified and molded by using an acrylic binder 8 so as to be easily handled and have pressure resistance. The adsorbent 5 is covered with the laminate film 1 together with the heat insulating material 3. This is because the gas generated from the acrylic binder 8 used to solidify the glass wool 7 with the vacuum heat insulating material A is adsorbed, the vacuum degree inside the vacuum heat insulating material A is maintained, and the long-term heat insulating performance is maintained. is there.
【００１２】また、断熱材４はラミネートフィルムで覆
う前にあらかじめ３００℃で焼成すると、アクリル系バ
インダー８の有機分を炭化させることができ、ガスの発
生を抑制することができるため、真空断熱材Ａの内部の
真空度をより長期にわたり保持することができ、断熱性
能を維持できる。If the heat insulating material 4 is baked at 300 ° C. before being covered with the laminate film, the organic component of the acrylic binder 8 can be carbonized and the generation of gas can be suppressed. The degree of vacuum inside A can be maintained for a longer period of time, and heat insulation performance can be maintained.
【００１３】[0013]
【発明の効果】以上のように本発明によれば、グラスウ
ール等の繊維質を有機系バインダーを用いて固め成形し
た断熱材と、吸着材とを一緒に金属箔の層を積層してな
るラミネートフィルムで覆うと共に同縁をシールして内
部を減圧せしめたことにより、軽量で耐圧性に優れる有
機系バインダーを使用できる。よって、軽くて頑丈な真
空断熱材をつくることができる。As described above, according to the present invention, a laminate obtained by laminating a metal foil layer together with an adsorbent and a heat insulating material obtained by solidifying and molding a fiber material such as glass wool using an organic binder. By covering with a film and sealing the edges to reduce the pressure inside, it is possible to use an organic binder that is lightweight and has excellent pressure resistance. Therefore, it is possible to make a light and strong vacuum heat insulating material.
【００１４】請求項２記載の本発明によれば、アクリル
系バインダーから発生するガスをより効率的に吸収する
ことができ、真空断熱材の内部の真空度を保持でき、断
熱性能を維持できる。According to the second aspect of the present invention, the gas generated from the acrylic binder can be absorbed more efficiently, the degree of vacuum inside the vacuum heat insulating material can be maintained, and the heat insulating performance can be maintained.
【００１５】請求項３記載の本発明によれば、アクリル
系バインダーの有機分を炭化させるため、ガスの発生を
抑制できるため真空断熱材の真空度を保持しより長期の
断熱性能の維持が可能となる。According to the third aspect of the present invention, since the organic content of the acrylic binder is carbonized, the generation of gas can be suppressed, so that the vacuum degree of the vacuum heat insulating material can be maintained and the heat insulating performance can be maintained for a longer period of time. Becomes
【００１６】[0016]
【図１】本発明の真空断熱材の基本構成を示す断面図で
ある。FIG. 1 is a sectional view showing a basic configuration of a vacuum heat insulating material of the present invention.
１ ラミネートフィルム ２ プラスチック層 ３ 金属箔 ４ 断熱材 ５ 吸着剤 ６ 縁 ７ グラスウール ８ アクリル系バインダー 1 Laminated Film 2 Plastic Layer 3 Metal Foil 4 Heat Insulation Material 5 Adsorbent 6 Edge 7 Glass Wool 8 Acrylic Binder
Claims (3)
ンダーを用いて固め成形した断熱材と、前記断熱材と吸
着材とを覆う金属箔の層を積層してなるラミネートフィ
ルムとを備え、このラミネートフィルムは縁部がシール
され内部が減圧されていることを特徴とする真空断熱
材。1. A heat insulating material obtained by solidifying and molding a fibrous material such as glass wool using an organic binder, and a laminate film obtained by laminating layers of metal foil covering the heat insulating material and the adsorbent. The laminated film is a vacuum heat insulating material characterized in that the edges are sealed and the inside is depressurized.
ンダーを用いて固め成形した断熱材と、金属箔の層を積
層してなり、前記断熱材と活性炭又はゼオライトからな
る吸着剤とを覆うラミネートフィルムとを備え、このラ
ミネートフィルムは縁部がシールされ内部が減圧されて
いることを特徴とする真空断熱材。2. A laminate comprising a heat insulating material obtained by solidifying and molding a fibrous material such as glass wool using an organic binder and a layer of a metal foil, and covering the heat insulating material and an adsorbent made of activated carbon or zeolite. A vacuum heat insulating material comprising a film, and the laminated film having a sealed edge and a reduced pressure inside.
ダーを用いて固め成形し、焼成してなる断熱材と、吸着
材と、前記断熱材と吸着材とを覆う金属箔の層を積層し
てなるラミネートフィルムとを備え、このラミネートフ
ィルムは縁部がシールされ内部が減圧されていることを
特徴とする真空断熱材。3. A heat insulating material obtained by solidifying and firing a fiber material such as glass wool using an organic binder and firing, an adsorbent, and a layer of a metal foil covering the heat insulating material and the adsorbent are laminated. And a laminated film, wherein the laminated film has a sealed edge and a reduced pressure inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29572695A JPH09138058A (en) | 1995-11-14 | 1995-11-14 | Vacuum heat insulating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29572695A JPH09138058A (en) | 1995-11-14 | 1995-11-14 | Vacuum heat insulating material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09138058A true JPH09138058A (en) | 1997-05-27 |
Family
ID=17824381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29572695A Pending JPH09138058A (en) | 1995-11-14 | 1995-11-14 | Vacuum heat insulating material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09138058A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6938968B2 (en) | 2000-04-21 | 2005-09-06 | Matsushita Refrigeration Company | Vacuum insulating material and device using the same |
| EP1647759A2 (en) | 2004-10-12 | 2006-04-19 | Hitachi Home & Life Solutions, Inc., | Vacuum insulation panel and refrigerator incorporating the same |
| CN1300536C (en) * | 2003-09-29 | 2007-02-14 | 日立家用电器公司 | Refrigerator |
| US7210308B2 (en) | 2000-04-21 | 2007-05-01 | Matsushita Refrigeration Company | Refrigerator |
| KR100823406B1 (en) * | 2005-06-01 | 2008-04-17 | 히타치 홈 앤드 라이프 솔루션즈 가부시키가이샤 | Vacuum heat insulating material and refrigerator using the same |
| JP2015052337A (en) * | 2013-09-06 | 2015-03-19 | 三菱電機株式会社 | Vacuum heat insulation material, heat insulation box, and method of manufacturing vacuum heat insulation material |
| DE112005000069B4 (en) | 2004-07-16 | 2018-11-22 | Panasonic Corporation | Vacuum heat insulating material, heat insulating device in which this material is used and refrigerator-freezer device |
| KR20190027854A (en) | 2016-07-11 | 2019-03-15 | 미츠비시 가스 가가쿠 가부시키가이샤 | Insulation and method of manufacturing the same |
-
1995
- 1995-11-14 JP JP29572695A patent/JPH09138058A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6938968B2 (en) | 2000-04-21 | 2005-09-06 | Matsushita Refrigeration Company | Vacuum insulating material and device using the same |
| US7210308B2 (en) | 2000-04-21 | 2007-05-01 | Matsushita Refrigeration Company | Refrigerator |
| CN1300536C (en) * | 2003-09-29 | 2007-02-14 | 日立家用电器公司 | Refrigerator |
| DE112005000069B4 (en) | 2004-07-16 | 2018-11-22 | Panasonic Corporation | Vacuum heat insulating material, heat insulating device in which this material is used and refrigerator-freezer device |
| EP1647759A2 (en) | 2004-10-12 | 2006-04-19 | Hitachi Home & Life Solutions, Inc., | Vacuum insulation panel and refrigerator incorporating the same |
| US7449227B2 (en) | 2004-10-12 | 2008-11-11 | Hitachi Appliances, Inc. | Vacuum insulation panel and refrigerator incorporating the same |
| EP1647759B1 (en) * | 2004-10-12 | 2014-03-12 | Hitachi Appliances, Inc. | Vacuum insulation panel and refrigerator incorporating the same |
| KR100823406B1 (en) * | 2005-06-01 | 2008-04-17 | 히타치 홈 앤드 라이프 솔루션즈 가부시키가이샤 | Vacuum heat insulating material and refrigerator using the same |
| JP2015052337A (en) * | 2013-09-06 | 2015-03-19 | 三菱電機株式会社 | Vacuum heat insulation material, heat insulation box, and method of manufacturing vacuum heat insulation material |
| KR20160020535A (en) | 2013-09-06 | 2016-02-23 | 미쓰비시덴키 가부시키가이샤 | Vacuum insulation material, insulated box, and method for producing vacuum insulation material |
| KR20190027854A (en) | 2016-07-11 | 2019-03-15 | 미츠비시 가스 가가쿠 가부시키가이샤 | Insulation and method of manufacturing the same |
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