Title:
VACUUM HEAT-INSULATION MATERIAL AND HEAT-INSULATING BOX
Document Type and Number:
WIPO Patent Application WO/2019/171566
Kind Code:
A1
Abstract:
A vacuum heat-insulation material which comprises a core material for maintaining a vacuum space, an adsorbent for adsorbing moisture, and an encasing material that covers the core material and the adsorbent, the encasing material having been hermetically sealed so that the inside thereof is in a depressurized state, wherein the encasing material is configured of a surface-protective layer, a gas-barrier layer comprising at least two kinds of gas-barrier films, and a fusion-bonding layer, the at least two kinds of gas-barrier films having a difference therebetween in shrinkage through heating at 100°C for 2 hours or longer of 2% or less.
Inventors:
OMORI YUKI (JP)
FUJIMURA KAZUMASA (JP)
MUKAIYAMA TAKAYOSHI (JP)
FUJIMURA KAZUMASA (JP)
MUKAIYAMA TAKAYOSHI (JP)
Application Number:
PCT/JP2018/009165
Publication Date:
September 12, 2019
Filing Date:
March 09, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F16L59/065
Foreign References:
| JP2018025300A | 2018-02-15 | |||
| JP2017133568A | 2017-08-03 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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