DE69914072D1 - Verfahren zur entfernung von wachs aus zellstoff - Google Patents

Verfahren zur entfernung von wachs aus zellstoff

Info

Publication number
DE69914072D1
DE69914072D1 DE69914072T DE69914072T DE69914072D1 DE 69914072 D1 DE69914072 D1 DE 69914072D1 DE 69914072 T DE69914072 T DE 69914072T DE 69914072 T DE69914072 T DE 69914072T DE 69914072 D1 DE69914072 D1 DE 69914072D1
Authority
DE
Germany
Prior art keywords
wax
pulp furnish
cellular
removing wax
treated
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 - Lifetime
Application number
DE69914072T
Other languages
English (en)
Inventor
A Freeland
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.)
Weyerhaeuser Co
Original Assignee
Weyerhaeuser Co
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 Weyerhaeuser Co filed Critical Weyerhaeuser Co
Application granted granted Critical
Publication of DE69914072D1 publication Critical patent/DE69914072D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • D21B1/322—Defibrating by other means of waste paper coated with synthetic materials
    • 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
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)
DE69914072T 1998-02-24 1999-02-23 Verfahren zur entfernung von wachs aus zellstoff Expired - Lifetime DE69914072D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7580898P 1998-02-24 1998-02-24
PCT/US1999/003914 WO1999042651A1 (en) 1998-02-24 1999-02-23 Method for removing wax from a pulp furnish

Publications (1)

Publication Number Publication Date
DE69914072D1 true DE69914072D1 (de) 2004-02-12

Family

ID=22128111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69914072T Expired - Lifetime DE69914072D1 (de) 1998-02-24 1999-02-23 Verfahren zur entfernung von wachs aus zellstoff

Country Status (10)

Country Link
US (1) US6656324B2 (de)
EP (1) EP1075563B1 (de)
JP (1) JP2003517520A (de)
CN (1) CN1292052A (de)
AT (1) ATE257527T1 (de)
AU (1) AU749459B2 (de)
CA (1) CA2320961A1 (de)
DE (1) DE69914072D1 (de)
NZ (1) NZ506722A (de)
WO (1) WO1999042651A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005316930B2 (en) * 2004-12-17 2009-06-18 Ventana Medical Systems, Inc. Methods and compositions for a microemulsion-based tissue treatment
US20070119555A1 (en) * 2005-11-30 2007-05-31 Fushan Zhang Methods for reducing wax content of pulp furnish
US20070172911A1 (en) * 2006-01-13 2007-07-26 Michael Farrell Biological sample processing composition and method
JP4794346B2 (ja) * 2006-04-07 2011-10-19 東邦化学工業株式会社 脱墨方法及び脱墨剤
JP5168826B2 (ja) * 2006-06-27 2013-03-27 栗田工業株式会社 ピッチコントロール剤及びピッチコントロール方法
AT511978B1 (de) * 2011-10-04 2013-06-15 Andritz Ag Maschf Verfahren und vorrichtung zur energieeffizienten auflösung von faserstoffen mit hilfe von wärmepumpensystemen
WO2013106170A2 (en) * 2012-01-12 2013-07-18 Buckman Laboratories International, Inc. Methods to control organic contaminants in fibers
CN102690154B (zh) * 2012-06-19 2014-09-10 葛洲坝易普力湖南二化民爆有限公司 炸药纸管石蜡回收装置
CN103147342B (zh) * 2013-03-14 2015-04-22 福建益源废物利用股份有限公司 一种含蜡废纸的再利用方法
US20190226142A1 (en) * 2018-01-19 2019-07-25 Jim Constantacos Method for improved pulping using an environmentally friendly pulping aid
CN110552221A (zh) * 2019-08-13 2019-12-10 山鹰国际控股股份公司 一种废蜡纸箱的蜡、纸分离工艺及其应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959513A (en) * 1956-04-06 1960-11-08 Mead Corp Paper stock recovery process
US2959213A (en) 1958-10-20 1960-11-08 Nat Lock Co Hinge swivel for chair back
US4533487A (en) * 1983-08-15 1985-08-06 Pitre-Jones Process for producing blended d-Limonene and uses of the blended product
US5213661A (en) 1991-05-21 1993-05-25 Air Products And Chemicals, Inc. Oxygen alkali detackification in secondary fiber recovery
US5405495A (en) * 1993-07-02 1995-04-11 Nalco Chemical Company Recycling of xerographic waste paper using organic particulates
US5936024A (en) 1997-06-06 1999-08-10 Betzdearborn Inc. Methods and compositions for treating stickies

Also Published As

Publication number Publication date
US6656324B2 (en) 2003-12-02
JP2003517520A (ja) 2003-05-27
AU749459B2 (en) 2002-06-27
CN1292052A (zh) 2001-04-18
ATE257527T1 (de) 2004-01-15
CA2320961A1 (en) 1999-08-26
EP1075563B1 (de) 2004-01-07
AU3308399A (en) 1999-09-06
US20020148573A1 (en) 2002-10-17
NZ506722A (en) 2002-10-25
EP1075563A1 (de) 2001-02-14
EP1075563A4 (de) 2001-04-18
WO1999042651A1 (en) 1999-08-26

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Legal Events

Date Code Title Description
8332 No legal effect for de