CA2047182C - Agent de desencrage - Google Patents

Agent de desencrage Download PDF

Info

Publication number
CA2047182C
CA2047182C CA 2047182 CA2047182A CA2047182C CA 2047182 C CA2047182 C CA 2047182C CA 2047182 CA2047182 CA 2047182 CA 2047182 A CA2047182 A CA 2047182A CA 2047182 C CA2047182 C CA 2047182C
Authority
CA
Canada
Prior art keywords
oil
pulp
alcohol
deinking agent
flotation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA 2047182
Other languages
English (en)
Other versions
CA2047182A1 (fr
Inventor
Hideaki Urushibata
Koji Hamaguchi
Hiroyoshi Hiramatsu
Yoshitaka Miyauchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kao Corp
Original Assignee
Kao Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kao Corp filed Critical Kao Corp
Publication of CA2047182A1 publication Critical patent/CA2047182A1/fr
Application granted granted Critical
Publication of CA2047182C publication Critical patent/CA2047182C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • D21C5/027—Chemicals therefor
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Fats And Perfumes (AREA)
CA 2047182 1990-10-24 1990-10-24 Agent de desencrage Expired - Fee Related CA2047182C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1990/001367 WO1992007996A1 (fr) 1990-10-24 1990-10-24 Agent de desencrage

Publications (2)

Publication Number Publication Date
CA2047182A1 CA2047182A1 (fr) 1992-04-25
CA2047182C true CA2047182C (fr) 2002-01-29

Family

ID=13986773

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2047182 Expired - Fee Related CA2047182C (fr) 1990-10-24 1990-10-24 Agent de desencrage

Country Status (3)

Country Link
KR (1) KR940007870B1 (fr)
CA (1) CA2047182C (fr)
WO (1) WO1992007996A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4910433B1 (fr) * 1963-04-22 1974-03-11
JPS5778497A (en) * 1980-11-04 1982-05-17 Kao Corp Detergent composition
JPS60239585A (ja) * 1984-05-02 1985-11-28 花王株式会社 古紙再生用脱墨剤
JPS62257489A (ja) * 1986-04-11 1987-11-10 花王株式会社 古紙再生用脱墨剤
JPS63165592A (ja) * 1986-12-24 1988-07-08 花王株式会社 古紙再生用脱墨剤
JPS63227880A (ja) * 1987-03-12 1988-09-22 日本油脂株式会社 古紙再生用脱墨剤
JPH01111086A (ja) * 1987-10-21 1989-04-27 Kao Corp 古紙再生用脱墨剤

Also Published As

Publication number Publication date
KR920702878A (ko) 1992-10-28
WO1992007996A1 (fr) 1992-05-14
CA2047182A1 (fr) 1992-04-25
KR940007870B1 (ko) 1994-08-26

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed