EP1905976B1 - Isolierter Behälter und Herstellungsverfahren dafür - Google Patents

Isolierter Behälter und Herstellungsverfahren dafür Download PDF

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Publication number
EP1905976B1
EP1905976B1 EP07018975A EP07018975A EP1905976B1 EP 1905976 B1 EP1905976 B1 EP 1905976B1 EP 07018975 A EP07018975 A EP 07018975A EP 07018975 A EP07018975 A EP 07018975A EP 1905976 B1 EP1905976 B1 EP 1905976B1
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EP
European Patent Office
Prior art keywords
container
internal container
insulated
covering material
liquid
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.)
Expired - Fee Related
Application number
EP07018975A
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English (en)
French (fr)
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EP1905976A1 (de
Inventor
Keiji Tsukahara
Kunihiko Yano
Toshihiko Kumasaka
Takahiro Ohmura
Atsushi Omura
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Nichias Corp
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Nichias Corp
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Publication date
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Publication of EP1905976A1 publication Critical patent/EP1905976A1/de
Application granted granted Critical
Publication of EP1905976B1 publication Critical patent/EP1905976B1/de
Expired - Fee Related legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
    • B65D81/3837—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container in the form of a bottle, jar or like container
    • B65D81/3846—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container in the form of a bottle, jar or like container formed of different materials, e.g. laminated or foam filling between walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
    • B65D81/3813—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container
    • B65D81/3823—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container formed of different materials, e.g. laminated or foam filling between walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/14—Indicating devices; Other safety devices
    • F01P2011/205—Indicating devices; Other safety devices using heat-accumulators

Definitions

  • the present invention relates to an insulated container for storing a liquid at a maintained temperature, and a method of manufacturing the same.
  • the present invention relates to an insulated container for storing a long life coolant (LLC) for a vehicle engine at a maintained temperature, and a method of manufacturing the same.
  • LLC long life coolant
  • a bag is formed using a metal foil or a laminated film having a metal vapor deposition portion, a heat insulating material having voids formed therein is provided at an inner side of the bag, and a vacuum heat insulating material for decompression and sealing is formed around the container ( JP 2002-058604 A ).
  • the insulated container for a vehicle engine is required to have a high thermal insulating performance for maintaining the temperature of the LLC, which is raised by preheating of the engine, until re-start of the engine, and there is a need to reduce manufacturing costs.
  • the insulated container in an engine compartment there is a strong demand for space saving and adaptability to various engine compartments having different shapes.
  • an insulated space which is in a vacuum state is provided between an internal container made of a metal and an external container made of a metal, and the internal container and the external container are integrally formed through welding or a spinning process.
  • the manufacturing costs are increased, and heat is easily conducted from a metal joint section between the internal container and the external container, due to a heat bridge effect, which makes it difficult to obtain a sufficient heat insulating effect.
  • stainless steel whose thickness is as thin as 1 mm or less is used so as to control the heat bridge, and the shape of the container is limited to a cylindrical shape so as to prevent deformation of the container due to a difference between the internal pressure and the atmospheric pressure, which limits design of the container which is formed into a shape suitable for an installation space, and also limits types of vehicles onto which the container is mounted.
  • JP 2002-058604 A a plate-like vacuum heat insulating material is formed, and then the vacuum heat insulating material is wound around a side surface of the container. Accordingly, a gap (air space) is liable to be formed between the container and the vacuum heat insulating material.
  • US4,269,323 disclosing a heat insulated tank that is corresponding to an insulated container of the present invention.
  • an outer tank (corresponding to a covering material of the present invention) is made of stainless steel.
  • US4,865,014 is directed to a water heater. There is described that an outer shell, which is corresponding to a covering material in the present invention, is made from a synthetic (plastic) material.
  • US2003/0187789 is directed to a heat insulation box and a vacuum heat insulator used in the heat insulation box, and suggests that the vacuum heat insulator is disposed space between side faces of the heat insulation box so as to improve heat insulating properties, wherein core of the vacuum heat insulator is covered with sheets of enveloping member to evacuate an inside thereof.
  • US2008/201454 discloses a heat storage tank that is corresponding to an insulated container of the present invention. However in US2008/201454 , an outer cylinder tank is made of stainless steel.
  • US2008/070589 discloses a heat storage tank that is corresponding to an insulated container of the present invention.
  • an outer cylinder is made of stainless steel.
  • the present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide an insulated container capable of reducing manufacturing costs, obtaining a sufficient heat insulating effect, and being applied to various installation spaces having different shapes, and a method of manufacturing the same.
  • an insulated container which stores a liquid at a maintained temperature, including: an internal container which includes a liquid inlet and a liquid outlet and stores the liquid; a sheet-like covering material which houses the internal container and an insulated space which is provided between the internal container and the covering material and is filled with a heat insulating material and a gas adsorbent to be decompressed.
  • the internal container may be made of stainless steel or a resin, and the covering material is a laminated film including an adhesive layer.
  • the insulated container further may include a filler which is provided to a joint section between the internal container and the covering material.
  • the heat insulating material is an inorganic fiber selected from the group consisting of glass wool, rock wool, and a ceramic fiber
  • the gas adsorbent includes calcium oxide, a barium-lithium alloy, and cobalt oxide.
  • an insulated container which stores a liquid at a maintained temperature
  • the insulated container including: an internal container which includes a liquid inlet and a liquid outlet and stores the liquid inside thereof; and a sheet-like covering material which houses the internal container and forms an insulated space between the internal container and the sheet-like covering material
  • the method including: filling a heat insulating material and a gas adsorbent in the insulated space to be decompressed; and providing a filler to a joint section between the covering material and the internal container to join the covering material and the internal container to each other.
  • a method of manufacturing an insulated container which stores a liquid at a maintained temperature including: an internal container which includes a liquid inlet and a liquid outlet and stores the liquid inside thereof; and a sheet-like covering material which houses the internal container and forms an insulated space between the internal container and the sheet-like covering material, the method including: filling a heat insulating material and a gas adsorbent in the insulated space to be decompressed; and preheating an inner side of a joint section between the covering material and the internal container which are joined to each other to thermally weld the joint section.
  • the preheating can be performed by employment of a heating method using a space heater, a heating method with heated air, or the like.
  • FIGS. 1 and 2 Examples of an insulated container according to an embodiment of the present invention are illustrated in FIGS. 1 and 2 .
  • an internal container 1 and a vacuum heat insulating layer are integrally formed by the use of a sheet-like laminated film 3 serving as a covering material.
  • the insulated container according to the present invention can be applied to various internal containers 1 having different shapes, and a high efficiency vacuum heat insulating layer can be formed.
  • FIG. 3 is a cross-sectional diagram illustrating a joint section 7 between the internal container 1 and the covering material 3, which is provided with a filler 6. It should be noted that, in FIG. 1 , an overlapped portion of the covering material 3 is omitted, but the overlapped portion of the covering material 3 as illustrated in FIG. 3 is left with a certain length so as to maintain airtightness.
  • the sheet-like laminated film 3 is directly thermally welded to a liquid inlet/outlet 5 of the internal container 1 so as to maintain a vacuum state of the heat insulating layer.
  • the filler 6 is used to enable thermal welding without forming the gap.
  • the filler 6 is produced using a thermoplastic resin, which is made of the same material as or a different material from an adhesive layer 11 of the laminated film 3 and is melted at the time of thermal welding to fill in the gap.
  • the filler 6 is formed as a protrusion obtained by processing the joint section 7 of the internal container 1; or is obtained by joining, to the joint section 7 of the internal container 1, a structure which is made of a different material and is capable of controlling generation of the gap.
  • FIGS. 4 to 6 each illustrate an example of the shape of the filler 6.
  • the internal container 1 whose material is made of a metal or a resin is used.
  • the internal container 1 is desirably made of a metal having a large heat capacity, and particularly, the internal container 1 is desirably made of stainless steel having low heat conductivity.
  • the internal container 1 can be made of a resin.
  • the resin is selected and used from the group consisting of acrylonitrile butadiene styrene copolymer (ABS), acrylonitrile styrene copolymer (AS), EEA resin (EEA), epoxy resin (EP), ethylene vinyl acetate polymer (EVA), ethylene vinyl alcohol copolymer (EVOH), liquid crystal polymer (LCP), MBS resin (MBS), melamine formaldehyde (MMF), polyamide (PA), polybutyrene terephtalate (PBT), polycarbonate resin (PC), polyethylene (PE), polyethylene terephatlate (PET), tetrafluoroethylene perfluoroalkyl vinyl ether polymer (PFA), plyimide (PI), polymethylmethacrylate (PMMA), polyacetal resin (POM), polypropyrene (PP), polyphtalamide (PPA), polyphenylenesulfide resin (PPS), polystyrene (PS), polyte
  • the resin has larger gas permeability than a metal
  • a gas barrier layer is desirably formed to control the gas permeability, and a metal layer is suitably formed by plating.
  • a degree of vacuum of the vacuum heat insulating layer can be maintained for a long period of time.
  • FIG. 7 is a schematic diagram of the laminated film 3 serving as the covering material.
  • the laminated film 3 has a multi-layer structure including a protective layer 8, a protective layer (base material layer) 9, a gas barrier layer 10, and an adhesive layer 11 which are formed in the stated order.
  • the adhesive layer 11 is desirably made of ethylene vinyl alcohol copolymer, nylon, polyvinyl alcohol, polyvinylidene chloride, and polyester, which can be adhered to an adhesive layer or a metal surface and have low gas permeability.
  • ethylene vinyl alcohol copolymer is suitably used.
  • a metal vapor deposition layer is formed in advance on one surface of a film made of ethylene vinyl alcohol copolymer, which is effective in maintaining the degree of vacuum.
  • the thickness of the laminated film according to the embodiment of the present invention is not particularly limited as long as the laminated film can be produced without any inconveniences.
  • the thickness may be set to 45 to 120 ⁇ m, and preferably 60 to 100 ⁇ m.
  • a gas permeation rate of the laminated film according co the embodiment of the present invention is not particularly limited as long as the degree of vacuum of the insulated space can be maintained during a desired time period.
  • the oxygen permeation rate which is measured using JIS-K7126-1, may be 1.1 x 10 -11 m 3 /m 2 ⁇ s ⁇ MPa or lower, and preferably 1.1 x 10 -12 m 3 /m 2 ⁇ s ⁇ MPa or lower.
  • a decompressed space formed in an insulated space is controlled to be a pressure lower than the atmospheric pressure (decompressed state) so as to improve heat insulating properties.
  • the pressure may be set to 0.01 to 100 Pa, and preferably 0.1 to 10 Pa.
  • a known insulating material can be used as an insulating material to be included in the insulated space.
  • the insulating material include an organic porous body such as polystyrene foam, a compact including ceramic powder such as calcium silicate, silica, or alumina, and an inorganic fibrous insulating material made of glass wool, rock wool, or a ceramic fiber.
  • the insulating material may be used singly, or a combination of two or more insulating materials may be used.
  • the heat insulating layer When the heat insulating layer is used for a long period of time, there is a fear that the degree of vacuum will be lowered by a gas generated from the heat insulating material 2, a gas permeating the resin of the joint section, or the like.
  • an adsorbent 4 for adsorbing the gas provided inside the heat insulating layer. It is desirable to use, as the adsorbent 4, calcium oxide which mainly adsorbs water, a barium-lithium alloy which mainly adsorbs oxygen and nitrogen, and cobalt oxide which mainly adsorbs hydrogen.
  • the adsorbents are individually used to be provided in the heat insulating layer, there arises a problem in that the barium-lithium alloy adsorbs water generated from the heat insulating material, and a capability of adsorbing hydrogen and nitrogen is lowered, which is not intended in the present invention. Therefore, it is suitable to employ a three-layered structure (not shown) including a barium-lithium alloy layer serving as an intermediate layer, a calcium oxide layer, and a cobalt oxide layer.
  • a sealer which is formed into the shape of the liquid inlet/outlet 5 which corresponds to the joint section 7 of the internal container 1.
  • a sheet made of the same material as the adhesive layer 11 is desirably wound around the internal container joint section 7 in advance so that the adhesive layer 11 can be thermally welded to the internal container joint section 7 with ease and a distance between the internal container 1 and an aluminum foil serving as the gas barrier layer 10 is increased to thereby increase a heat resistance of the joint section 7.
  • the heat resistance is increased as an amount of sheet to be wound becomes larger.
  • the amount of sheet to be wound is desirably 50 ⁇ m or less.
  • the filler 6 is desirably provided thereto in advance.
  • the filler 6 is obtained by: joining a rod made of the same material as the adhesive layer 11 of the laminated film 3 to the joint section 7; joining a rod made of the same material as the internal container 1 to the joint section 7; or joining a protrusion obtained by processing the joint section 7 of the internal container 1 or a rod made of a different material to the joint section 7 (see FIG. 3 ).
  • the filler may have a shape of a circular cross-section as illustrated in FIG. 4 , have a shape of a triangular cross-section as illustrated in FIG. 5 , or may be formed on an entire peripheral surface of the joint section as illustrated in FIG. 6 .
  • the present invention is not limited thereto.
  • the glass wool 2 is wound around the internal container 1 to which the filler 6 is formed.
  • the amount of the glass wool 2 to be wound in this case is determined depending on a thermal insulating performance required for the insulated container (which will be described in detail in Example 2).
  • the sealer has a high heat-resistance rubber 12 made of fluorine which is molded into the shape of the joint section, and includes a ribbon-like metal heater 13 and a glass cloth 14 that are provided on the high heat-resistance rubber 12.
  • a state where the laminated films 3 are pressed onto the internal container 1 is maintained for 6 seconds or more at a temperature which is 20°C higher than a melting point of the adhesive layer 11. Note that, in a case of using the internal container 1 made of a metal, the heat conductivity and the heat capacity of the internal container 1 are large when only the heater of the sealer is used.
  • a heated air nozzle 15 is inserted to the inner side of the internal container joint section 7, and a heated air 16 is introduced into the inside thereof to heat the internal container joint section 7.
  • a heating system such as an electric heater can also be used.
  • the internal container 1 and the laminated films 3, 3 are heat-sealed, and then both surfaces of the laminated films 3, 3 are thermally welded. Also in this case, in the same manner as described above, the state where the laminated films 3, 3 are pressed onto the internal container 1 is maintained for 6 seconds or more at a temperature which is 20°C higher than the melting point of the adhesive layer 11. The both surfaces of the laminated films 3, 3 are heat-sealed to form the laminated films 3, 3 into a bag shape. After that, the getter material 4 serving as a gas adsorbent is filled therein.
  • the container thus obtained is put in a vacuum chamber, and an interior of the chamber is evacuated and internal pressure thereof is set to 10 Pa or lower.
  • a bottom portion of the container, which is the remaining side to be sealed, is heat-sealed under the above-mentioned conditions to form the vacuum heat insulating layer.
  • the interior of the chamber is evacuated so that the heat conductivity of the heat insulating material is lowered, and an amount of heat radiated from the interior of the insulated container is reduced.
  • the heat propagating in the interior of the fiber heat insulating material is a sum of heat propagating through a gas, heat propagating through a solid, and heat propagating by means of radiation.
  • the internal gas is eliminated by decompression, thereby suppressing the heat propagating through the gas, lowering the entire heat conductivity, and reducing the radiated heat amount.
  • the internal container 1 As the internal container 1, there was used a rectangular parallelepiped container which was made of polyethylene and had an internal volume of about 2.6 L and a coating thickness of 8 mm. On one surface of the internal container 1, the liquid inlet/outlet 5 having an outer diameter of 18.5 mm, an inner diameter of 13 mm, and a height of 30 mm was provided. In addition, at a position of the liquid inlet/outlet 5, which was 10 mm apart from an upper surface of the liquid inlet/outlet 5, the filler 6 made of a polyethylene resin having a height of 10 mm as illustrated in FIG. 5 was formed. An ABS resin was formed on the surface of the internal container 1 excluding the portion on which the filler 6 is provided. After that, an electroless nickel plating layer was formed and then an electrolytic copper plating layer was formed to thereby obtain the gas barrier layer.
  • the covering material 3 there was used a laminated film having a multi-layer structure including a polyethylene terephatlate layer (having a thickness of 12 ⁇ m) serving as the protective layer 8, a nylon layer (having a thickness of 15 ⁇ m) serving as the protective layer 9, an aluminum foil (having a thickness of 6 ⁇ m) serving as the gas barrier layer 10, and a polyethylene resin layer (having a thickness of 50 ⁇ m) serving as the adhesive layer 11.
  • a polyethylene terephatlate layer having a thickness of 12 ⁇ m
  • a nylon layer having a thickness of 15 ⁇ m
  • an aluminum foil having a thickness of 6 ⁇ m
  • a polyethylene resin layer having a thickness of 50 ⁇ m
  • White wool manufactured by ASAHI FIBER GLASS Co., Ltd. was used as the fiber heat insulating material 2
  • COMBO3GETTER manufactured by SAES Getters was used as the gas adsorbent 4 (getter material).
  • the glass wool was coated with a thickness so as to reach a position of the lower surface of the filler 6 provided to the liquid inlet/outlet 5 of the internal container 1.
  • the density of the glass wool in this case was about 0.25 g/cm 2 with respect to a surface area of the internal container 1.
  • the adhesive surfaces of two laminated films serving as the covering materials 3 are positioned to face the fillers 6 provided to the liquid inlet/outlet 5 of the internal container 1.
  • the position of the joint section 7 was adjusted so as to obtain the temperature of 160°C with the sealer as illustrated in FIG. 8 , and was pressurized for 6 seconds.
  • the container thus contained was carried in the chamber with an argon atmosphere, and one getter material (about 7 g) serving as the gas adsorbent 4 was provided from the bottom portion at which the covering material 3 was opened, and then the interior of the chamber is decompressed to 10 Pa. Then, the opened portion of the covering material 3 was joined to be sealed by using a heater provided in the vacuum chamber. In this manner, the insulated container having a vacuum heat insulating layer having a thickness of 10 mm was produced.
  • the method described above is Example 1.
  • Hot water of about 100°C was poured into the insulated container according to Example 1, was left for about 10 minutes, and then displaced.
  • the hot water of about 100°C was poured into the insulated container again, a thermo-couple was inserted from the liquid inlet/outlet, and the liquid inlet/outlet was closed with a rubber stopper.
  • the water temperature was continuously measured for 12 hours.
  • Comparative Example 1 there was employed an insulated container having a duplex tube structure made of a metal, in which a stainless plate having a thickness of about 0.5 mm is used for the internal container and the external container, and a vacuum heat insulating layer was provided between the internal container and the external container.
  • the liquid inlet of the insulated container according to Comparative Example 1 has an insulation structure with a cover material, which suppresses radiation of heat from the liquid inlet.
  • Hot water of about 100°C with the same volume as Example 1 was poured into the insulated container according to Comparative Example 1, left for 10 minutes, and then discharged. Hot water of about 100°C was poured into the insulated container again, the thermo-couple was inserted in the insulated container, and then the liquid inlet was closed. By setting a time point at which the water temperature within the insulated container became 95°C as a start, the water temperature was continuously measured for 12 hours.
  • Example 1 the hot water of 95°C (contained in the insulated container according to the present invention) was maintained at about 83°C after the hot water was left for 12 hours, while in Comparative Example 1, the hot water of 95°C was maintained at about 78°C after the hot water was left for 12 hours. As a result, it has been proved that the insulated container according to Example 1 has a heat insulation property equal to or higher than that of Comparative Example 1.
  • the internal container and the external container are each formed of a stainless steel plate having a thickness of about 0.5 mm, and a vacuum heat insulating layer is provided between the internal container and the external container.
  • the liquid inlet of the insulated container according to Comparative Example 1 has the insulation structure, which suppresses radiation of heat from the liquid inlet.
  • Example 2 a specific example in which the amount of the glass wool 2 to be wound is determined based on the heat insulating performance required for the insulated container will be described as Example 2.
  • water of 95°C was poured into each of insulated containers respectively including a vacuum heat insulating layer having a winding amount of 0.25 g/cm 2 with a thickness of 10 mm, a vacuum heat insulating layer having a winding amount of 0.13 g/cm 2 with a thickness of 5 mm, and a vacuum heat insulating layer having a winding amount of 0.38 g/cm 2 with a thickness of 15 mm, and the insulated containers were left for 12 hours to measure the water temperature thereof.
  • the water temperature of the insulated container with the thickness of 5 mm was about 70°C
  • that of the insulated container with the thickness of 10 mm was about 78°C
  • that of the insulated container with the thickness of 15 mm was about 82°C.
  • Example 3 shows examples of combinations of the materials for the insulated container according to the present invention, but the present invention is not limited thereto.
  • the insulated container according to the present invention can be used as an insulated container for storing a liquid at a maintained temperature, and particularly, can be applied to an insulated container for storing a long life coolant (LLC) for a vehicle engine.
  • LLC long life coolant
  • the insulated container according to the present invention can be used as an insulated container such as an electric pot, or a cold-insulation container for liquid gas or the like.

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Claims (5)

  1. Isolierter Behälter, der eine Flüssigkeit bei einer beizubehaltenden Temperatur aufnimmt, mit:
    einem innernen Behälter (1), der einen Flüssigkeitseinlass (5) und einen Flüssigkeitsauslass (5) aufweist und die Flüssigkeit aufnimmt;
    einem flächigen Abdeckmaterial (3), das den inneren Behälter (1) umgibt; und
    wobei ein isolierter Raum, der zwischen dem inneren Behälter (1) und dem Abdeckmaterial (3) vorgesehen ist, mit einem Wärme isolierenden Material (2) und einem Gasadsorber (4) gefüllt und dekomprimiert wird,
    wobei das Wärme isolierende Material (2) eine anorganische Faser umfasst, die aus der Gruppe ausgewählt wird, die aus Glaswolle, Steinwolle, und einer Keramikfaser besteht; und
    der Gasadsorber (4) Kalziumoxid umfasst,
    dadurch gekennzeichnet, dass der Gasadsorber (4) weiterhin eine Barium-Lithium-Legierung und Kobaltoxid umfasst.
  2. Isolierter Behälter nach Anspruch 1, dadurch gekennzeichnet, dass
    der innere Behälter (1) entweder aus Edelstahl oder einem Kunststoff hergestellt ist; und
    das Abdeckmaterial (3) eine laminierte Schicht aufweist, die einen Klebstofffilm umfasst.
  3. Isolierter Behälter nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass er weiterhin eine Füllung (6) umfasst, die an einem Verbindungsabschnit (7) zwischen dem inneren Behälter (1) und dem Abdeckmaterial (3) vorgesehen ist.
  4. Verfahren zur Herstellung eines isolierten Behälters, der eine Flüssigkeit bei einer beizubehaltenden Temperatur aufnimmt,
    wobei der isolierte Behälter Folgendes umfasst:
    einen inneren Behälter (1), der einen Flüssigkeitseinlass (5) und einen Flüssigkeitsauslass (5) aufweist und die Flüssigkeit in seinem Inneren speichert; und
    ein flächiges Abdeckmaterial (3), das den inneren Behälter (1) umgibt und einen isolierten Raum zwischen dem inneren Behälter (1) und dem flächigen Abdeckmaterial (3) bildet,
    wobei das Verfahren die folgenden Schritte umfasst:
    Einfüllen eines Wärme isolierenden Materials (2) und eines Gasadsorbers (4), der Kalziumoxid umfasst, in den zu dekomprimierenden isolierten Raum; und
    Vorsehen einer Füllung (6) an einem Verbindungsabschnitt (7) zwischen dem Abdeckmaterial (3) und dem inneren Behälter (1), um das Abdeckmaterial (3) und den innernen Behälter (1) miteinander zu verbinden, und gekennzeichnet durch
    Einführen einer Barium-Lithium-Legierung und von Kobaltoxid in den Gasadsorber (4).
  5. Verfahren zur Herstellung eines isolierten Behälters, der eine Flüssigkeit bei einer beizubehaltenden Temperatur aufnimmt,
    wobei der isolierte Behälter Folgendes umfasst:
    einen inneren Behälter (1), der einen Flüssigkeitseinlass (5) und einen Flüssigkeitsauslass (5) aufweist und die Flüssigkeit in seinem Inneren speichert; und
    ein flächiges Abdeckmaterial (3), das den inneren Behälter (1) umgibt und einen isolierten Raum zwischen dem inneren Behälter (1) und dem flächigen Abdeckmaterial (3) bildet,
    wobei das Verfahren die folgenden Schritte umfasst:
    Einfüllen eines Wärme isolierenden Materials (2) und eines Gasadsorbers (4), der Kalziumoxid umfasst, in den zu dekomprimierenden isolierten Raum; und
    Vorheizen einer Innenseite eines Verbindungsabschnitts (7) zwischen dem Abdeckmaterial (3) und dem inneren Behälter (1), die miteinander verbunden sind, um den Verbindungsabschnitt (7) thermisch zu verschweißen,
    und gekennzeichnet durch
    Einführen einer Barium-Lithium-Legierung und von Kobaltoxid in den Gasadsorber (4).
EP07018975A 2006-09-28 2007-09-26 Isolierter Behälter und Herstellungsverfahren dafür Expired - Fee Related EP1905976B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006266038 2006-09-28
JP2007163023A JP2008105748A (ja) 2006-09-28 2007-06-20 断熱容器及びその製造方法

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JP2008105748A (ja) 2008-05-08
EP1905976A1 (de) 2008-04-02
US20080078771A1 (en) 2008-04-03
CN101152918B (zh) 2011-10-19

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