Title:
METHOD FOR RECYCLING USED ABSORBENT ARTICLES
Document Type and Number:
WIPO Patent Application WO/2018/100865
Kind Code:
A1
Abstract:
To increase the treatment ratio for recycling of used diapers, etc., containing human waste. A method for recycling used absorbent articles containing human waste, wherein the method is characterized in including: a first step for separating pulp fiber from a used absorbent article containing human waste and obtaining recycled pulp fiber; a second step for converting the remaining constituent material of the absorbent article from which the pulp fiber has been separated into a solid fuel and obtaining the solid fuel; and a third step for feeding wastewater containing organic matter produced in the first step to a microbial fuel cell, and obtaining electric power and purifying the wastewater, the treatment ratio of the used absorbent articles containing human waste being 90 mass% or above.
Inventors:
KONISHI TAKAYOSHI (JP)
YAMAKI KOICHI (JP)
HIRAOKA TOSHIO (JP)
KAMEDA NORITOMO (JP)
YAMAKI KOICHI (JP)
HIRAOKA TOSHIO (JP)
KAMEDA NORITOMO (JP)
Application Number:
PCT/JP2017/035333
Publication Date:
June 07, 2018
Filing Date:
September 28, 2017
Export Citation:
Assignee:
UNICHARM CORP (JP)
International Classes:
B09B5/00; B09B3/00; B29B17/02; C02F1/58; C02F3/34; C08J11/06; C12P7/06; C12P7/56; C12P19/02
Domestic Patent References:
| WO2016103985A1 | 2016-06-30 |
Foreign References:
| JP2015182246A | 2015-10-22 | |||
| JP2013202021A | 2013-10-07 | |||
| JP2003200147A | 2003-07-15 | |||
| JP2003225645A | 2003-08-12 |
Other References:
See also references of EP 3527296A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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