CN104930800A - Vacuum heat-insulating material, heat-insulating box, and production method for vacuum heat-insulating material - Google Patents
Vacuum heat-insulating material, heat-insulating box, and production method for vacuum heat-insulating material Download PDFInfo
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- CN104930800A CN104930800A CN201510115477.9A CN201510115477A CN104930800A CN 104930800 A CN104930800 A CN 104930800A CN 201510115477 A CN201510115477 A CN 201510115477A CN 104930800 A CN104930800 A CN 104930800A
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- package
- adsorbent
- vacuum insulation
- insulation part
- core
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Classifications
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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
- 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
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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Abstract
The purpose of the present invention is to provide a vacuum heat-insulating material, a heat-insulating box, and a production method for the vacuum heat-insulating material, whereby the speed that gas is adsorbed inside the vacuum heat-insulating material is increased and the heat-insulating properties thereof are improved, as a result of using a packaging material having high air-permeability. The vacuum heat-insulating material (1) comprises a core material (10) comprising a fiber assembly, an adsorption agent (30) that adsorbs at least moisture, and an outer packaging material (20) that covers the core material (10) and the adsorption agent (30). Inside the outer packaging material (20) is depressurized and sealed. A packaging material (31) for the adsorption agent (30) packages the adsorption agent (30) without using heat sealing.
Description
Technical field
The present invention relates to the manufacture method of vacuum insulation part, insulated cabinet and vacuum insulation part.
Background technology
As the vacuum insulation part in the past of heat-insulating material being used as refrigerator etc., there is vacuum insulation part as follows, that is: the enclosure with gas barrier (gas barrier) property is utilized to come the coated core be made up of inorfil and the adsorbent adsorbed moisture, and decompression is carried out to complete closed (for example, referring to patent document 1) to the inside of enclosure.This adsorbent is packed with package, and wherein, this package is made up of the laminated film (film) of Japan paper and polyethylene (polyethylene).
In addition, as the packing method of adsorbent utilizing package in the past, there is the method (for example, referring to patent document 2) be filled in by adsorbent in container that glass (glass) makes.
In addition, as the packing method of the adsorbent of the package utilized in the past, there is the method (for example, referring to patent document 3) using adhesive tape (tape) or adhesive.
Patent document 1: Japan Patent No. 3507776 publication
Patent document 2: Japanese Unexamined Patent Publication 7-269780 publication
Patent document 3: Japanese Unexamined Patent Publication 11-325386 publication
Vacuum insulation part possesses the core be made up of fiber assembly, the adsorbent at least adsorbed moisture and carries out coated enclosure to core, and has and carried out the structure of reduced pressure sealing to the inside of enclosure.Adsorbent itself is the shape of powder or particle, in order to make operability good, and uses under by the state of pack package.Require can make the gas of absorption object by more within each unit interval to package, in other words requirement has higher venting quality.
But, as described in Patent Document 1, common package needs to be made up of laminated film, this laminated film comprises sealant (sealant) layer, wherein, sealing oxidant layer is made up of polyethylene or polypropylene (polypropylene), closes adsorbent for being fetched by hot melt.Therefore, there are the following problems point, that is: have to use the package be made up of the laminated film that venting quality is lower, reduces thus in the speed of the inner adsorbed gas of vacuum insulation part, is therefore difficult to obtain the higher vacuum insulation part of heat-insulating property.
In addition, in patent document 2, adsorbent is filled in the container of glass, even if but in this case, also as shown in Fig. 3 of the document, carried out thermal welding to the sealing of container.
In addition, described in patent document 3, thermal welding is not used to package, but use adhesive tape or adhesive to close adsorbent, there are the following problems in this case point, that is: the low molecular weight compositions that comprises of adhesive tape or adhesive is at vacuum insulation part internal gasifier, thus the vacuum of vacuum insulation part inside is reduced, and then the heat-insulating property of vacuum insulation part is reduced.
Summary of the invention
The present invention completes in view of the above problems, its object is to provide a kind of package using aeration higher, thus make to increase in the speed of the inner adsorbed gas of vacuum insulation part, and then the manufacture method of the vacuum insulation part of raising heat-insulating property, insulated cabinet and vacuum insulation part.
In order to solve above-mentioned problem to realize object, the feature of vacuum insulation part involved in the present invention is to possess: core, and this core is formed by fiber assembly; Adsorbent, this adsorbent at least adsorbs moisture; Package, this package is made up of the parts of thin slice (sheet) shape with aeration, and packs above-mentioned adsorbent; And enclosure, the coated above-mentioned core of this enclosure and the above-mentioned adsorbent by above-mentioned pack package, and inside is depressurized sealing, above-mentioned package is packed above-mentioned adsorbent not use the mode of thermal welding.
Above-mentioned package also can be encapsulated above-mentioned adsorbent by kink packaging or FOLD AND PACK.
Above-mentioned package also can carry out ligation by ligation packaging to above-mentioned adsorbent.
The venting quality of above-mentioned package also can be 5cm
3/ cm
2/ more than s, and be 50cm
3/ cm
2/ below s.
Above-mentioned package also can be paper, non-woven fabrics or Porous plastic foil.
Above-mentioned adsorbent also can be calcium oxide, silica gel or zeolite.
The feature of insulated cabinet involved in the present invention is, possesses above-mentioned vacuum insulation part.
The feature of the manufacture method of vacuum insulation part involved in the present invention is, comprise: utilize the operation that package is packed adsorbent not use the mode of thermal welding, wherein, above-mentioned package is made up of the laminar parts with aeration, and above-mentioned adsorbent at least adsorbs moisture; Utilize enclosure to carry out coated operation to above-mentioned adsorbent and core, wherein, above-mentioned adsorbent is by above-mentioned pack package, and above-mentioned core is formed by fiber assembly; And the inside of above-mentioned enclosure is carried out to the operation of reduced pressure sealing.
According to the present invention, a kind of package using aeration higher can be provided, thus make to increase in the speed of the inner adsorbed gas of vacuum insulation part, and then the manufacture method of the vacuum insulation part of raising heat-insulating property, insulated cabinet and vacuum insulation part.
Accompanying drawing explanation
Fig. 1 is the sectional view of the brief configuration of the vacuum insulation part represented involved by embodiment 1.
Fig. 2 is the figure of the brief configuration of the kink packaging representing package.
Fig. 3 is the figure of the brief configuration of the FOLD AND PACK representing package.
Fig. 4 is the figure of the brief configuration of the ligation packaging representing package.
Fig. 5 is the sectional view of the brief configuration of the insulated cabinet represented involved by embodiment 2.
Symbol description
1 ... vacuum insulation part; 2 ... insulated cabinet; 10 ... core; 20 ... enclosure; 30 ... adsorbent; 31 ... package; 31a, 31c ... kink portion; 31b ... folding part; 32 ... buckle for fastening; 40 ... interior case; 41 ... outer container; 42 ... polyurathamc heat-insulating material.
Detailed description of the invention
Below, with reference to accompanying drawing, the manufacture method of the vacuum insulation part involved by embodiments of the present invention, insulated cabinet and vacuum insulation part is described.In addition, the present invention is not limited to embodiment shown below.
Embodiment 1.
Fig. 1 is the sectional view of the brief configuration of the vacuum insulation part 1 represented involved by present embodiment.In addition, in the following accompanying drawing comprising Fig. 1, the relation of the size of each component parts or shape etc. are sometimes different from the situation of reality.The concrete sizes of each component parts etc. should judge with reference to after the following description.
As shown in Figure 1, vacuum insulation part 1 possesses: the core 10 formed by fiber assembly, have barrier properties for gases and the enclosure 20 of coated core 10, insert the inside of enclosure 20 and the package 31 of the adsorbent 30 at least adsorbed moisture and packaging adsorbent 30.
The inner space of enclosure 20 take decompression as the state sealed open portion of the vacuum of about 1Pa ~ 3Pa, thus is depressurized sealing.Vacuum insulation part 1 such as has the shape of roughly rectangular flat plate shape as a whole.
Core 10 such as has the structure be laminated by the fiber assemblies such as mineral wool (glass wool).Usually, if fiber assembly mineral wool is then manufactured by centrifugal process, if resin fibre is then by the manufacture of spunbond (spunbond) method, but the kind of fiber assembly and the manufacture method of fiber assembly are not limited especially.In addition, core 10 also can comprise the bonding agent for making fiber assembly bond.
Enclosure 20 is such as the enclosure that existing vacuum insulation part uses, and for forming the composite membrane (laminated film) of multi-ply construction.This multi-ply construction such as has following structure, that is: from nylon (nylon) layer that inner side (core 10 side) is laminated with polyethylene layer, aluminium (aluminum) evaporation layer, PETG (polyethylene terephthalate) layer in order and extends to outermost layer.The structure of enclosure 20 is not limited to said structure, also can comprise any one of aluminium oxide (alumina) evaporation layer, silica (silica) evaporation layer, ethene (ethylene)-vinyl alcohol (vinyl alcohol) layer and polypropylene layer or combine arbitrarily.In addition, as long as enclosure 20 has barrier properties for gases, and special restriction is not done to its structure.
Adsorbent 30 is at least to the adsorbent that moisture adsorbs, and to be the shape of powder or particle.Adsorbent 30 is such as calcium oxide (calcium).In addition, adsorbent 30 is not limited to calcium oxide, also can be made up of silica gel (silica gel) or zeolite (zeolite).In addition, special restriction is not done to adsorbent 30, as long as at least have the adsorbent of water adsorption.In addition, if adsorbent 30 is containing the material at least with water adsorption, then also can be formed as and the formation forming different combination of adsorbents.
Package 31 is made up of such as paper, non-woven fabrics or the Porous plastic foil (plastic film) etc. that venting quality is higher, does not use thermal welding, is not namely packed adsorbent 30 by thermal welding.Therefore, the heat-fused portion for packing is not formed with at the package 31 packed adsorbent 30.If package 31 has the material of aeration, then its structure is not particularly limited.The venting quality of package 31 is preferably 5cm
3/ cm
2/ more than s, and 50cm
3/ cm
2/ below s, is more preferably 10cm
3/ cm
2/ more than s, and 30cm
3/ cm
2/ below s.
Next, the manner of packing of the adsorbent 30 involved by present embodiment is described.Fig. 2 ~ Fig. 4 is the figure representing the mode of being packed by package 31 pairs of adsorbents 30.
Fig. 2 is the figure of the brief configuration of the kink packaging representing package 31.As shown in Figure 2, package 31 is encapsulated adsorbent 30 by kink packaging.Package 31 is by by being configured to bag-shaped package, in side, opening portion, kink has carried out encapsulating.That is, the kink portion 31a that package 31 is formed by kink package 31 encapsulates adsorbent 30.The method of kink packaging is not limited to the one-sided method of twisting together to package 31 as shown in Figure 2, also can use the method for twisting together to the both sides of package 31.In the latter case, laminar package is carried out kink to realize encapsulating by package 31 in both sides.
Fig. 3 is the figure of the brief configuration of the FOLD AND PACK representing package 31.As shown in Figure 3, package 31 is encapsulated adsorbent 30 by FOLD AND PACK.That is, the folding part 31b that package 31 is formed by folding bag piece installing 31 encapsulates adsorbent 30.The shape of FOLD AND PACK is not limited to the shape shown in Fig. 3, as long as the shape of encapsulating adsorbent 30.
Fig. 4 is the figure of the brief configuration of the ligation packaging representing package 31.As shown in Figure 4, package 31 carries out ligation by buckle for fastening 32 pairs of adsorbents 30.That is, the side, opening portion being configured to bag-shaped package 31 is captive apparatus 32 ligation.Like this, package 31 is captive apparatus 32 ligation, thus encapsulates adsorbent 30.Buckle for fastening 32 can be such as bail (staple), Strapping Material such as band (band) or cord etc., but is not particularly limited, as long as can carry out ligation to the opening portion of package 31.In addition, as illustrated example, package 31, after carrying out kink packaging to the torsional part 31c by twist together package 31 thus formation, also can utilize buckle for fastening 32 couples of kink portion 31c to carry out ligation further.
Next, the manufacture method of the vacuum insulation part involved by present embodiment is described.Use general filling-packaging machine in advance, utilize the adsorbent 30 of package 31 pairs of specified quantities (such as 10g) to pack respectively not use the mode of thermal welding.The adsorbent 30 packed by package 31 with one or more unit by aluminium compound (aluminum laminate) bag close keeping, with reach prevent before the operating period during at least to the object that moisture adsorbs.Now, to suppress further to be at least adsorbed as object to moisture, also reduced pressure sealing can be carried out in aluminium complex pocket.In addition, the method adsorbent 30 packed by package 31 being carried out closing to keeping is not limited to the method using aluminium complex pocket, also can for adsorbent keeping to be had the method for bubble-tight container in bucket (pail) tank etc.In addition, also can be the vacuum of about 1Pa ~ 3Pa for being reduced pressure the inner space of enclosure 20 and above-mentioned filling-packaging machine is being set near the vacuum packing machine that opening portion is sealed, before reducing pressure in the inner space by external parcel post 20, not use the mode of thermal welding to utilize package 31 pairs of adsorbents 30 to pack, thus use the adsorbent 30 packed by package 31.
Next, in order to remove moisture from core 10 and enclosure 20 and carry out drying.Drying is under the condition (such as, 100 DEG C are heated two hours) of the moisture that can remove core 10 and enclosure 20, to be undertaken by the state of the coated core 10 of enclosure 20.In addition, dry condition is not limited to this, as long as can remove the condition of the moisture of core 10 and enclosure 20.In addition, also can, after the drying having carried out core 10 and enclosure 20 respectively, be undertaken coated by enclosure 20 pairs of cores 10.
Next, the adsorbent 30 of packaged 31 packaging is inserted with in the inside of enclosure 20.In addition, the operation adsorbent 30 packed by package 31 being inserted into the inside of enclosure 20 is not limited to carries out after carrying out drying to core 10 and enclosure 20, also can carry out before the drying.
Next, use above-mentioned vacuum packing machine, be the vacuum of about 1Pa ~ 3Pa by the inner pressure relief of enclosure 20, under this decompression state, form melting sealed portion in opening portion by heat-sealing (heat seal) etc., thus reduced pressure sealing is carried out to the inside of enclosure 20.Via above operation, vacuum insulation part 1 can be obtained.
Next, the effect of present embodiment is described.The vacuum insulation part 1 of present embodiment possesses: the core 10 formed by fiber assembly, the adsorbent 30 at least adsorbed moisture, to be made up of the laminar parts with aeration and the package 31 packed adsorbent 30 and carry out the enclosure 20 that coated and inside is depressurized sealing to core 10 and the adsorbent 30 packed by package 31, and package 31 is packed adsorbent 30 not use the mode of thermal welding.Thus, the laminar parts can separately paper higher for venting quality, non-woven fabrics or Porous plastic foil etc. with aeration use as the package 31 of adsorbent 30, thus the speed of the adsorbed gas of vacuum insulation part 1 inside is increased, and then the high vacuum insulation part 1 of heat-insulating property can be obtained.
Herein, consider the following two kinds situation to compare, that is: as present embodiment package 31 and employ the situation of Japan paper; And the situation of Japan paper and poly laminated film is employed as common package.When employing Japan paper at the package 31 as present embodiment, the venting quality of Japan paper is 28cm
3/ cm
2/ s, on the other hand, when employing Japan paper and poly laminated film as common package, the venting quality of Japan paper and poly laminated film is 3cm
3/ cm
2/ s, employs the situation of Japan paper, can within each unit interval, make more gas pass through, thus the adsorption rate of adsorbent 30 can be made to increase for the package 31 as present embodiment.When employing identical core, enclosure and adsorbent, as present embodiment package 31 and the pyroconductivity employing the vacuum insulation part 1 of Japan paper is 1.8mW/ (mK), on the other hand, the pyroconductivity employing the vacuum insulation part of Japan paper and poly laminated film as common package becomes 2.0mW/ (mK).Therefore, vacuum insulation part 1 according to the present embodiment, can obtain the vacuum insulation part that heat-insulating property is high.
In addition, vacuum insulation part 1 according to the present embodiment, can suppress heat-insulating property to be passed in time and deteriorated.When employing identical core, enclosure and adsorbent, the vacuum insulation part 1 package 31 as present embodiment being employed Japan paper is taken care of 30 days under temperature is 25 DEG C and relative humidity is the environment of 60%, pyroconductivity in this situation increase to 0.1mW/ (mK), on the other hand, the vacuum insulation part employing Japan paper and poly laminated film as common package is taken care of 30 days under temperature is 25 DEG C and relative humidity is the environment of 60%.Pyroconductivity in this situation increase to 0.2mW/ (mK).Therefore, vacuum insulation part 1 according to the present embodiment, can obtain the long-term higher vacuum insulation part of heat-insulating property.
Embodiment 2.
Insulated cabinet involved by present embodiment is described.In above-mentioned embodiment 1, vacuum insulation part and manufacture method thereof are illustrated, the vacuum insulation part 1 involved by above-mentioned embodiment 1 are used for insulated cabinet, the insulated cabinet that heat-insulating property is higher can be obtained.
Fig. 5 is the sectional view of the brief configuration of the insulated cabinet 2 represented involved by present embodiment.In the present embodiment, the insulated cabinet enumerating refrigerator is that example is described.
As shown in Figure 5, insulated cabinet 2 has interior case 40 and outer container 41.Space matching between interior case 40 and outer container 41 has vacuum insulation part 1.Vacuum insulation part 1 is such as configured to be close to the outside wall surface of interior case 40.In space between interior case 40 and outer container 41, beyond vacuum insulation part 1, be partially filled polyurathamc (urethane) heat-insulating material 42.Other parts of insulated cabinet 2 are identical with the insulated cabinet of common refrigerator, therefore omit diagram and explanation.
In the present embodiment, be used in the vacuum insulation part 1 that the heat-insulating property that is illustrated in embodiment 1 is high, therefore, it is possible to obtain the high insulated cabinet 2 of heat-insulating property.In addition, in the present embodiment, compare with polyurathamc heat-insulating material 42 etc., owing to using the vacuum insulation part 1 that heat-insulating property is high, therefore with only use as heat-insulating material polyurathamc heat-insulating material insulated cabinet situation compared with, the high insulated cabinet of heat-insulating property 2 can be obtained.Therefore, it is possible to reduce power consumption in the refrigerator having possessed insulated cabinet 2.
In addition, in the insulated cabinet 2 of present embodiment, vacuum insulation part 1 is close to the outside wall surface of interior case 40, but vacuum insulation part 1 also can be close to the internal face of outer container 41.In addition, vacuum insulation part 1 also can use distance member (spacer) etc., thus the space between interior case 40 and outer container 41 is not to configure with any one mode be close in interior case 40 and outer container 41.
The present invention is not limited to above-mentioned embodiment, but can carry out various distortion.Such as, in above-mentioned embodiment 2, although listing the structure employing vacuum insulation part 1 in the insulated cabinet 2 of the refrigerator possessing low-temperature receiver is example, the present invention is not limited thereto.Vacuum insulation part 1 such as also can be used in the insulated cabinet of the incubator possessing thermal source or does not possess the insulated cabinet (such as, cooler bin (cool box) etc.) of low-temperature receiver and thermal source.
In addition, vacuum insulation part 1 can not only be used for insulated cabinet, also can be used as the heat insulating member of the cool equipments such as air conditioner, Vehicular air-conditioning machine, supplying hot water device or hot equipment.In addition, vacuum insulation part 1 can not only be used for the casing of the shape possessing regulation as insulated cabinet, also can be used in possessing adiabatic bag or other the thermally insulated container of distortion outer bag freely and inner bag.
In addition, the respective embodiments described above and variation mutually can combine and be implemented.
Industrial utilizes possibility
The present invention is useful as the manufacture method of vacuum insulation part, insulated cabinet and vacuum insulation part.
Claims (8)
1. a vacuum insulation part, is characterized in that, possesses:
Core, this core is formed by fiber assembly;
Adsorbent, this adsorbent at least adsorbs moisture;
Package, this package is made up of the laminar parts with aeration, and packs described adsorbent; And
Enclosure, this enclosure is carried out coated to described adsorbent and described core, and inside is depressurized sealing, wherein, described adsorbent by described pack package,
Described package is packed described adsorbent not use the mode of thermal welding.
2. vacuum insulation part according to claim 1, is characterized in that,
Described package is encapsulated described adsorbent by kink packaging or FOLD AND PACK.
3. vacuum insulation part according to claim 1, is characterized in that,
Described package carries out ligation by ligation packaging to described adsorbent.
4. the vacuum insulation part according to any one of claims 1 to 3, is characterized in that,
The venting quality of described package is 5cm
3/ cm
2/ more than s, and be 50cm
3/ cm
2/ below s.
5. the vacuum insulation part according to any one of claims 1 to 3, is characterized in that,
Described package is paper, non-woven fabrics or Porous plastic foil.
6. the vacuum insulation part according to any one of claims 1 to 3, is characterized in that,
Described adsorbent is calcium oxide, silica gel or zeolite.
7. an insulated cabinet, is characterized in that,
Described insulated cabinet possesses the vacuum insulation part according to any one of claims 1 to 3.
8. a manufacture method for vacuum insulation part, is characterized in that, comprising:
Utilize the operation that package is packed adsorbent not use the mode of thermal welding, wherein, described package is made up of the laminar parts with aeration, and described adsorbent at least adsorbs moisture;
Utilize enclosure to carry out coated operation to described adsorbent and core, wherein, described adsorbent is by described pack package, and described core is formed by fiber assembly; And
The inside of described enclosure is carried out to the operation of reduced pressure sealing.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014056135A JP6095598B2 (en) | 2014-03-19 | 2014-03-19 | Vacuum heat insulating material, heat insulating box, and method for manufacturing vacuum heat insulating material |
| JP2014-056135 | 2014-03-19 | ||
| PCT/JP2014/083034 WO2015141083A1 (en) | 2014-03-19 | 2014-12-12 | Vacuum heat-insulating material, heat-insulating box, and production method for vacuum heat-insulating material |
| JPPCT/JP2014/083034 | 2014-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104930800A true CN104930800A (en) | 2015-09-23 |
Family
ID=53749245
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520149888.5U Expired - Fee Related CN204535253U (en) | 2014-03-19 | 2015-03-17 | Vacuum insulation part and insulated cabinet |
| CN201510115477.9A Pending CN104930800A (en) | 2014-03-19 | 2015-03-17 | Vacuum heat-insulating material, heat-insulating box, and production method for vacuum heat-insulating material |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520149888.5U Expired - Fee Related CN204535253U (en) | 2014-03-19 | 2015-03-17 | Vacuum insulation part and insulated cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN204535253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114502868A (en) * | 2019-10-07 | 2022-05-13 | 三菱电机株式会社 | Glass wool and method for manufacturing vacuum heat insulation material |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017033313A1 (en) * | 2015-08-26 | 2017-03-02 | 三菱電機株式会社 | Vacuum heat-insulating material and refrigerator |
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|---|---|---|---|---|
| JP2000104889A (en) * | 1998-09-29 | 2000-04-11 | Mitsubishi Electric Corp | Manufacture of vacuum heat insulating material |
| JP2000283643A (en) * | 1999-03-30 | 2000-10-13 | Mitsubishi Electric Corp | Vacuum heat insulation panel and its manufacture |
| CN1425116A (en) * | 2000-04-21 | 2003-06-18 | 松下冷机株式会社 | Vacuum insulating material and device using the same |
| CN101334125A (en) * | 2004-10-12 | 2008-12-31 | 日立空调·家用电器株式会社 | Vacuum insulation panel and refrigerator incorporating the same |
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| CN102628539A (en) * | 2011-02-04 | 2012-08-08 | 三菱电机株式会社 | Vacuum heat-insulating material and heat-insulating box |
| CN202966963U (en) * | 2012-12-03 | 2013-06-05 | 上海奕竺实业有限公司 | Special filter bag with bamboo charcoal |
| CN103292151A (en) * | 2012-02-29 | 2013-09-11 | 罗臬 | Methane adsorption device and storage method, and application in transportation tool |
-
2015
- 2015-03-17 CN CN201520149888.5U patent/CN204535253U/en not_active Expired - Fee Related
- 2015-03-17 CN CN201510115477.9A patent/CN104930800A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000104889A (en) * | 1998-09-29 | 2000-04-11 | Mitsubishi Electric Corp | Manufacture of vacuum heat insulating material |
| JP2000283643A (en) * | 1999-03-30 | 2000-10-13 | Mitsubishi Electric Corp | Vacuum heat insulation panel and its manufacture |
| CN1425116A (en) * | 2000-04-21 | 2003-06-18 | 松下冷机株式会社 | Vacuum insulating material and device using the same |
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| CN102162567A (en) * | 2010-02-24 | 2011-08-24 | 东芝家电技术股份有限公司 | Heat-insulating material |
| CN102628539A (en) * | 2011-02-04 | 2012-08-08 | 三菱电机株式会社 | Vacuum heat-insulating material and heat-insulating box |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114502868A (en) * | 2019-10-07 | 2022-05-13 | 三菱电机株式会社 | Glass wool and method for manufacturing vacuum heat insulation material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN204535253U (en) | 2015-08-05 |
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Application publication date: 20150923 |