CA969715A - Composition and method for reclaiming pulp from waste papers - Google Patents

Composition and method for reclaiming pulp from waste papers

Info

Publication number
CA969715A
CA969715A CA149,503A CA149503A CA969715A CA 969715 A CA969715 A CA 969715A CA 149503 A CA149503 A CA 149503A CA 969715 A CA969715 A CA 969715A
Authority
CA
Canada
Prior art keywords
composition
waste papers
reclaiming
pulp
reclaiming pulp
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
Application number
CA149,503A
Other languages
English (en)
Other versions
CA149503S (en
Inventor
Gordon A. Thomas
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.)
World-Wide Paper Reclamation
Original Assignee
World-Wide Paper Reclamation
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 World-Wide Paper Reclamation filed Critical World-Wide Paper Reclamation
Application granted granted Critical
Publication of CA969715A publication Critical patent/CA969715A/en
Expired 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
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Cable Accessories (AREA)
CA149,503A 1971-08-17 1972-08-15 Composition and method for reclaiming pulp from waste papers Expired CA969715A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17260071A 1971-08-17 1971-08-17

Publications (1)

Publication Number Publication Date
CA969715A true CA969715A (en) 1975-06-24

Family

ID=22628395

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149,503A Expired CA969715A (en) 1971-08-17 1972-08-15 Composition and method for reclaiming pulp from waste papers

Country Status (6)

Country Link
US (1) US3766001A (no)
AU (1) AU463242B2 (no)
CA (1) CA969715A (no)
GB (1) GB1379295A (no)
IL (1) IL40157A (no)
NO (1) NO135876C (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865684A (en) * 1971-08-17 1975-02-11 World Wide Paper Reclamation I Composition for reclaiming pulp from waste papers
US3873411A (en) * 1973-06-29 1975-03-25 Johnson & Johnson Methods of recovering reusable fibers
US4735682A (en) * 1985-02-21 1988-04-05 James River-Norwalk, Inc. Method for recovery of cellulosic fibers containing latex solids from latex bonded broke
US5133833A (en) * 1991-02-26 1992-07-28 Kimberly-Clark Corporation Process for repulping of fiber-latex binder composites
US5362362A (en) * 1992-06-29 1994-11-08 Newspaper Association Of America Methods of deinking cellulosic materials
CA2105412C (en) * 1992-09-03 1997-07-22 Herbert H. Espy Repulping paper and paperboard
AU1357097A (en) * 1996-02-27 1997-09-16 Tetra Laval Holdings & Finance Sa Process for sanitizing post-consumer paper fibers and product formed therefrom
US6294048B1 (en) 1998-06-01 2001-09-25 U.S. Borax Inc. Method for regenerating sodium hydroxide by partial autocausticizing sodium carbonate containing smelt by reaction with a borate
US6348128B1 (en) 1998-06-01 2002-02-19 U.S. Borax Inc. Method of increasing the causticizing efficiency of alkaline pulping liquor by borate addition
US6187135B1 (en) 1999-03-30 2001-02-13 Sun Ho Chung Process for making recycled paper having improving strength properties
US6340407B1 (en) * 1999-12-22 2002-01-22 Sun Ho Chung Process of making recycled linerboard or Kraft paper from old corrugated container
US6784146B1 (en) 2000-10-27 2004-08-31 Kemira Chemicals, Inc. Deinking method and composition for wastepaper

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1060158A (en) * 1912-06-28 1913-04-29 John M Burby Process for the recovery of pulp from printed waste papers.
US2013841A (en) * 1932-12-10 1935-09-10 Brown Co Manufacture of fiber articles
US1988363A (en) * 1933-10-31 1935-01-15 Snyder Maclaren Processes Inc Process of recovering fiber from waste paper
US3620909A (en) * 1970-05-01 1971-11-16 Waste Paper Reclamation Corp Method for reclaiming pulp from waste papers

Also Published As

Publication number Publication date
US3766001A (en) 1973-10-16
GB1379295A (en) 1975-01-02
AU4564772A (en) 1974-02-21
IL40157A0 (en) 1972-10-29
IL40157A (en) 1975-08-31
NO135876B (no) 1977-03-07
NO135876C (no) 1977-06-15
AU463242B2 (en) 1975-07-17

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