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Patent Searching and Data


Title:
USED DISPOSABLE DIAPER DISPOSAL APPARATUS AND DISPOSAL METHOD
Document Type and Number:
WIPO Patent Application WO/2020/040140
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide used disposable diaper disposal apparatus and disposal method that allows hygienic and easy incineration of used disposable diapers. This used disposable diaper disposal apparatus is provided with: a freezer device which freezes a used disposable diaper in which absorbent polymer is included in between an impermeable cover sheet and a permeable nonwoven fabric; a vacuum device which depressurizes a spatial area having included therein the used disposable diaper that has been frozen, until water contained in the used disposable diaper can sublimate, to achieve a vacuum state; and a sublimation progressing device which allows progress of sublimation of the water content in the used disposable diaper having been frozen and being placed in the spatial area in a vacuum state.

Inventors:
TAKAGI CHIKARA (JP)
Application Number:
PCT/JP2019/032454
Publication Date:
February 27, 2020
Filing Date:
August 20, 2019
Export Citation:
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Assignee:
FUJI SHOJI CO LTD (JP)
International Classes:
B09B3/00
Foreign References:
JP2010144966A2010-07-01
JP2002325565A2002-11-12
JP2006272203A2006-10-12
Other References:
TK AGENT: "Freeze-drying crusher for diapers [Series - we can't make it by ourselves, but if available we want to have it]", 6 February 2018 (2018-02-06), pages 1 - 6, XP009525915, Retrieved from the Internet [retrieved on 20190920]
YOSHIMURA TOSHIO : "Studies on recycling of superabsorbent polymers from waste disposable diaper", 29 June 2017 (2017-06-29), pages 1 - 4, XP055778150, Retrieved from the Internet [retrieved on 20190920]
Attorney, Agent or Firm:
YAMAMOTO Yoshikazu (JP)
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