DE69703351T2 - Verfahren zum deinken von altpapier - Google Patents

Verfahren zum deinken von altpapier

Info

Publication number
DE69703351T2
DE69703351T2 DE1997603351 DE69703351T DE69703351T2 DE 69703351 T2 DE69703351 T2 DE 69703351T2 DE 1997603351 DE1997603351 DE 1997603351 DE 69703351 T DE69703351 T DE 69703351T DE 69703351 T2 DE69703351 T2 DE 69703351T2
Authority
DE
Germany
Prior art keywords
thinking
old paper
old
paper
thinking old
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
DE1997603351
Other languages
English (en)
Other versions
DE69703351D1 (de
Inventor
M Robinson
E Brooks
E Singleton
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.)
High Point Chemical Corp
Original Assignee
High Point Chemical 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 High Point Chemical Corp filed Critical High Point Chemical Corp
Application granted granted Critical
Publication of DE69703351D1 publication Critical patent/DE69703351D1/de
Publication of DE69703351T2 publication Critical patent/DE69703351T2/de
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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids
    • C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
DE1997603351 1996-06-20 1997-06-17 Verfahren zum deinken von altpapier Expired - Fee Related DE69703351T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66690196A 1996-06-20 1996-06-20
PCT/US1997/010396 WO1997048850A1 (en) 1996-06-20 1997-06-17 Deinking process

Publications (2)

Publication Number Publication Date
DE69703351D1 DE69703351D1 (de) 2000-11-23
DE69703351T2 true DE69703351T2 (de) 2001-04-05

Family

ID=24675977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997603351 Expired - Fee Related DE69703351T2 (de) 1996-06-20 1997-06-17 Verfahren zum deinken von altpapier

Country Status (5)

Country Link
EP (1) EP0906465B1 (de)
AU (1) AU728234B2 (de)
CA (1) CA2258786A1 (de)
DE (1) DE69703351T2 (de)
WO (1) WO1997048850A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10138029A1 (de) * 2001-08-08 2003-02-27 Stockhausen Chem Fab Gmbh Verwendung von Emulsionen beim Deinking
US8133351B2 (en) 2008-07-09 2012-03-13 Nalco Company Deinking a cellulosic substrate using magnesium hydroxide
US8133350B2 (en) * 2008-07-09 2012-03-13 Nalco Company Deinking a cellulosic substrate using magnesium silicate
US20100006244A1 (en) * 2008-07-09 2010-01-14 Duggirala Prasad Y Deinking a cellulosic substrate using an inorganic mineral
CN107073482A (zh) 2014-09-18 2017-08-18 阿克苏诺贝尔化学品国际有限公司 支化醇及其烷氧基化物作为二级捕集剂的用途
EP3433021B1 (de) * 2016-03-22 2022-06-15 Nouryon Chemicals International B.V. Verwendung von emulgatoren in einer sammlermischung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD106629A1 (de) * 1973-08-08 1974-06-20
JPS5777642A (en) * 1980-10-31 1982-05-15 Kindai Kagaku Kogyo Kk Preparation for aqueous dispersion of metallic salt of higher fatty acid
DE3811025A1 (de) * 1988-03-31 1989-10-12 Gruenau Gmbh Chem Fab Verfahren zum de-inken von bedrucktem altpapier
US5417807A (en) * 1993-05-27 1995-05-23 Kao Corporation Deinking formulation for flexographic inks

Also Published As

Publication number Publication date
AU728234B2 (en) 2001-01-04
CA2258786A1 (en) 1997-12-24
AU3489597A (en) 1998-01-07
WO1997048850A1 (en) 1997-12-24
EP0906465B1 (de) 2000-10-18
EP0906465A1 (de) 1999-04-07
DE69703351D1 (de) 2000-11-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee