Title:
VACUUM CONTAINER, PRECURSOR OF SAME, AND METHOD FOR PRODUCING VACUUM CONTAINER
Document Type and Number:
WIPO Patent Application WO/2020/251011
Kind Code:
A1
Abstract:
A vacuum container according to the present invention comprises an airtight container, and a carbon dioxide absorbent (C) and a water absorbent (W) arranged in the space within the airtight container; the carbon dioxide absorbent (C) and the water absorbent (W) are isolated in the space respectively by a membrane through which carbon dioxide and water vapor permeate and by a membrane through which water vapor permeates; and the pressure measured within the container at 25°C is 3 kPa or less.
Inventors:
ITO TAKAYOSHI (JP)
KAMURA TERUO (JP)
YAMAGISHI HIROAKI (JP)
KAMURA TERUO (JP)
YAMAGISHI HIROAKI (JP)
Application Number:
PCT/JP2020/023188
Publication Date:
December 17, 2020
Filing Date:
June 12, 2020
Export Citation:
Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
B01J20/22; B01J20/04; F16L59/065
Foreign References:
| JP2008111493A | 2008-05-15 | |||
| JP2009063033A | 2009-03-26 | |||
| JP2015059642A | 2015-03-30 | |||
| JP2006125600A | 2006-05-18 | |||
| JP2005325224A | 2005-11-24 |
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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