CA2033694A1 - Process for extracting impurities from natural cellulose - Google Patents

Process for extracting impurities from natural cellulose

Info

Publication number
CA2033694A1
CA2033694A1 CA002033694A CA2033694A CA2033694A1 CA 2033694 A1 CA2033694 A1 CA 2033694A1 CA 002033694 A CA002033694 A CA 002033694A CA 2033694 A CA2033694 A CA 2033694A CA 2033694 A1 CA2033694 A1 CA 2033694A1
Authority
CA
Canada
Prior art keywords
kettle
liquid
treatment liquid
pressure
treatment
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.)
Abandoned
Application number
CA002033694A
Other languages
English (en)
French (fr)
Inventor
Berthold Magin
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.)
MTM Obermaier GmbH and Co KG
Original Assignee
MTM Obermaier GmbH and Co KG
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 MTM Obermaier GmbH and Co KG filed Critical MTM Obermaier GmbH and Co KG
Publication of CA2033694A1 publication Critical patent/CA2033694A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
    • D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
    • D06L1/18—Working under pressure in closed vessels
    • 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
    • D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
    • D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
    • 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
    • D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
    • D06L1/22—Processes involving successive treatments with aqueous and organic agents
    • 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
    • D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • 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
    • D06L4/30—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using reducing agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Detergent Compositions (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
CA002033694A 1990-01-08 1991-01-07 Process for extracting impurities from natural cellulose Abandoned CA2033694A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4000347.7-12 1990-01-08
DE4000347A DE4000347C1 (es) 1990-01-08 1990-01-08

Publications (1)

Publication Number Publication Date
CA2033694A1 true CA2033694A1 (en) 1991-07-09

Family

ID=6397737

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002033694A Abandoned CA2033694A1 (en) 1990-01-08 1991-01-07 Process for extracting impurities from natural cellulose

Country Status (6)

Country Link
EP (1) EP0436849A1 (es)
JP (1) JPH04153364A (es)
AR (1) AR244367A1 (es)
BR (1) BR9100042A (es)
CA (1) CA2033694A1 (es)
DE (1) DE4000347C1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107653530B (zh) * 2017-10-25 2023-08-11 深圳恒锋资源股份有限公司 一种超细旦再生纤维高支纱线的生产工艺和生产系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB593206A (en) * 1944-03-11 1947-10-10 Hercules Powder Co Ltd Process for purifying cotton linters
GB806448A (en) * 1956-09-25 1958-12-23 Ministry Of Agriculture A method of debarking cotton or the like stalks and the manufacturing of pulp therefrom
SE422818B (sv) * 1978-03-31 1982-03-29 Modo Chemetrics Ab Forfarande for foredling av allulosamassa genom blekning eller extrahering

Also Published As

Publication number Publication date
AR244367A1 (es) 1993-10-29
BR9100042A (pt) 1991-10-22
DE4000347C1 (es) 1991-04-25
JPH04153364A (ja) 1992-05-26
EP0436849A1 (de) 1991-07-17

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Legal Events

Date Code Title Description
FZDE Dead