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Title:
リサイクル資材の清浄度を評価する方法、及び使用済の衛生用品からリサイクル資材を製造する方法
Document Type and Number:
Japanese Patent JP7353327
Kind Code:
B2
Abstract:
To provide a method for easily evaluating the cleanliness of a recycling material derived from a used hygiene product.SOLUTION: There is provided a method for evaluating the cleanliness of a recycling material derived from a used hygiene product, the method including: a preparation step of preparing a diffusion aqueous solution in which the recycling material is diffused in water; a separation step of separating the diffusion aqueous solution by centrifugation into a liquid component and a solid component; and measuring the concentration of the protein in the liquid component by protein measuring means.SELECTED DRAWING: None

Inventors:
Shigeo Imai
Mitsuhiro Wada
Application Number:
JP2021109435A
Publication Date:
September 29, 2023
Filing Date:
June 30, 2021
Export Citation:
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Assignee:
Unicharm Corporation
International Classes:
D21H11/14; A61F13/15; D21C5/02
Domestic Patent References:
JP2019178986A
JP2017113736A
JP2016000881A
JP2017095855A
Foreign References:
WO2014007105A1
Other References:
特集3 地球環境に配慮したモノづくり,CSR 活動報告 2016,ユニ・チャーム株式会社,2016年05月09日,21-24,http://www.unicharm.co.jp/csr-eco/report/uccsr2016_all.pdf
今井茂夫ら,使用済み紙おむつのリサイクルによるパルプ再利用の環境影響評価 おむつ資源化の環境評価,環境浄化技術,2016年07月01日,Vol.15, No.4,Page.85-89
足立左千子ら,グリーン・コンバーティング 紙おむつto紙おむつの循環リサイクルへ 温室効果ガス3割減の新再資源化技術,コンバーテック,2016年02月15日,Vol.44, No.2,Page.50-52
Attorney, Agent or Firm:
Atsushi Aoki
Shinji Mihashi
Hiroyuki Onoda
Takenori Okuno
Kenji Fujimoto



 
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