AU418050B2 - Production of cellulosic pulp - Google Patents

Production of cellulosic pulp

Info

Publication number
AU418050B2
AU418050B2 AU15667/66A AU1566766A AU418050B2 AU 418050 B2 AU418050 B2 AU 418050B2 AU 15667/66 A AU15667/66 A AU 15667/66A AU 1566766 A AU1566766 A AU 1566766A AU 418050 B2 AU418050 B2 AU 418050B2
Authority
AU
Australia
Prior art keywords
production
cellulosic pulp
cellulosic
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
AU15667/66A
Other versions
AU1566766A (en
Inventor
JR. and JACK FORBES KELDI AMIEL WORD BRINKLEY
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.)
International Paper Co
Original Assignee
International Paper 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
Priority to US562963A priority Critical patent/US3345250A/en
Priority claimed from DE1966J0032568 external-priority patent/DE1546261B2/en
Application filed by International Paper Co filed Critical International Paper Co
Priority to AU15667/66A priority patent/AU418050B2/en
Priority claimed from AT1181466A external-priority patent/AT305018B/en
Publication of AU1566766A publication Critical patent/AU1566766A/en
Application granted granted Critical
Publication of AU418050B2 publication Critical patent/AU418050B2/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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
    • D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
    • D06L4/23—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using hypohalogenites
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
    • D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
    • D06L4/24—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using chlorites or chlorine dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU15667/66A 1966-06-30 1966-12-22 Production of cellulosic pulp Expired AU418050B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US562963A US3345250A (en) 1966-06-30 1966-06-30 Bleaching pulp without direct chlorination by bleaching with chlorine dioxide
AU15667/66A AU418050B2 (en) 1966-06-30 1966-12-22 Production of cellulosic pulp

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US562963A US3345250A (en) 1966-06-30 1966-06-30 Bleaching pulp without direct chlorination by bleaching with chlorine dioxide
DE1966J0032568 DE1546261B2 (en) 1966-12-21 1966-12-21 PROCESS FOR BLEACHING CELLULOSE FOR THE MANUFACTURE OF SYNTHETIC SILK
AT1181466A AT305018B (en) 1966-06-30 1966-12-22 Process for bleaching a cellulose pulp
AU15667/66A AU418050B2 (en) 1966-06-30 1966-12-22 Production of cellulosic pulp

Publications (2)

Publication Number Publication Date
AU1566766A AU1566766A (en) 1968-06-27
AU418050B2 true AU418050B2 (en) 1971-10-20

Family

ID=32966485

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15667/66A Expired AU418050B2 (en) 1966-06-30 1966-12-22 Production of cellulosic pulp

Country Status (2)

Country Link
US (1) US3345250A (en)
AU (1) AU418050B2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1100709A (en) * 1965-06-25 1968-01-24 Pulp Paper Res Inst Two-stage purification of fibrous cellulose material
FR1604717A (en) * 1968-10-22 1972-01-24
US3632469A (en) * 1969-06-05 1972-01-04 Ethyl Corp Process for the manufacture of dissolving grade pulp
DE2219505C3 (en) * 1972-04-21 1974-10-17 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Chlorine-free multi-stage bleaching of cellulose
US4081317A (en) * 1973-12-18 1978-03-28 Hooker Chemicals & Plastics Corporation Process for the reduction of effluent color from a cellulosic pulp bleaching sequence
US4568420B1 (en) * 1984-12-03 1999-03-02 Int Paper Co Multi-stage bleaching process including an enhanced oxidative extraction stage
US9339058B2 (en) * 2012-04-19 2016-05-17 R. J. Reynolds Tobacco Company Method for producing microcrystalline cellulose from tobacco and related tobacco product

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2494542A (en) * 1946-05-02 1950-01-17 Niagara Alkali Company Method of bleaching pulp
US2513788A (en) * 1947-01-31 1950-07-04 Brown Co Bleaching of sulfate wood pulp
US2587064A (en) * 1949-03-09 1952-02-26 Int Paper Canada Method of bleaching wood pulp
US3061504A (en) * 1960-03-21 1962-10-30 Int Paper Canada Method of removing resin from wood pulp
US3020196A (en) * 1960-08-05 1962-02-06 Allied Chem Production of high brightness high strength wood pulps

Also Published As

Publication number Publication date
US3345250A (en) 1967-10-03
AU1566766A (en) 1968-06-27

Similar Documents

Publication Publication Date Title
CA902861A (en) Bleaching of cellulosic pulp
CA729513A (en) Manufacture of cellulosic product
AU418050B2 (en) Production of cellulosic pulp
CA834629A (en) Rapid high consistency bleaching of pulp
AU429372B2 (en) Production of cellulosic pulp
CA721960A (en) Production of pulp
CA738901A (en) Production of wood pulps
CA733411A (en) Production of sulphate cellulose
CA737374A (en) Manufacture of cellulosic product
AU421577B2 (en) Manufacture of cellulosic product
AU413668B2 (en) Production of fibrous materials
CA735776A (en) Production of cellulose derivatives from fibrous cellulosic materials
CA734323A (en) Production of colored cellulosic material
CA746401A (en) Producing garments of cellulosic materials
CA738902A (en) Process for the production of pulp
CA774473A (en) Production of sulfite pulp
CA743014A (en) Bleaching of cellulosic material
AU2972667A (en) Production of fibrous materials
CA734197A (en) Production of mechanical pulp from wood chips
CA746801A (en) Process of making fibrous webs
CA731045A (en) Bleaching of cellulosic materials
AU401316B2 (en) Improvements inthe bleaching of cellulosic pulp
CA699946A (en) Producing cellulosic pulp
CA705134A (en) Manufacture of cellulosic product
CA719623A (en) Manufacture of cellulosic product