ATE193911T1 - Verfahren zum deinken von büro-altpapier - Google Patents

Verfahren zum deinken von büro-altpapier

Info

Publication number
ATE193911T1
ATE193911T1 AT96934616T AT96934616T ATE193911T1 AT E193911 T1 ATE193911 T1 AT E193911T1 AT 96934616 T AT96934616 T AT 96934616T AT 96934616 T AT96934616 T AT 96934616T AT E193911 T1 ATE193911 T1 AT E193911T1
Authority
AT
Austria
Prior art keywords
carbon atoms
pulp
range
detergent
alcohol
Prior art date
Application number
AT96934616T
Other languages
English (en)
Inventor
John Keith Borchardt
Ruth Javier Blanco
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of ATE193911T1 publication Critical patent/ATE193911T1/de

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
    • 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)
AT96934616T 1995-10-10 1996-10-09 Verfahren zum deinken von büro-altpapier ATE193911T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US54137695A 1995-10-10 1995-10-10
US54198895A 1995-10-10 1995-10-10
PCT/EP1996/004403 WO1997013917A1 (en) 1995-10-10 1996-10-09 Office wastepaper deinking process

Publications (1)

Publication Number Publication Date
ATE193911T1 true ATE193911T1 (de) 2000-06-15

Family

ID=27066693

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96934616T ATE193911T1 (de) 1995-10-10 1996-10-09 Verfahren zum deinken von büro-altpapier

Country Status (5)

Country Link
EP (1) EP0868560B1 (de)
AT (1) ATE193911T1 (de)
CA (1) CA2233002C (de)
DE (1) DE69608913T2 (de)
WO (1) WO1997013917A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113060910B (zh) * 2021-04-06 2023-06-09 武汉汇森创新科技有限公司 联合轧钢企业综合处理乳化液含油滤纸的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501373A (en) * 1966-11-04 1970-03-17 Garden State Paper Co Inc De-inking waste printed cellulosic stock
US4311552A (en) * 1979-02-21 1982-01-19 The Chemithon Corporation Deinking of newsprint
NZ242280A (en) * 1991-04-25 1994-02-25 Betz Int De-inking electrostatically printed paper using a surfactant in an aqueous

Also Published As

Publication number Publication date
EP0868560A1 (de) 1998-10-07
EP0868560B1 (de) 2000-06-14
CA2233002A1 (en) 1997-04-17
CA2233002C (en) 2005-08-16
WO1997013917A1 (en) 1997-04-17
DE69608913D1 (de) 2000-07-20
DE69608913T2 (de) 2000-11-02

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee