CH220177A - Process for the production of spinning solutions from a cellulose-containing raw material. - Google Patents

Process for the production of spinning solutions from a cellulose-containing raw material.

Info

Publication number
CH220177A
CH220177A CH220177DA CH220177A CH 220177 A CH220177 A CH 220177A CH 220177D A CH220177D A CH 220177DA CH 220177 A CH220177 A CH 220177A
Authority
CH
Switzerland
Prior art keywords
cellulose
production
raw material
containing raw
spinning solutions
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft S Zellwolle
Deutscher Zellwoll-Ring E V
Original Assignee
Sueddeutsche Zellwolle Aktieng
Deutscher Zellwoll Ring E V
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 Sueddeutsche Zellwolle Aktieng, Deutscher Zellwoll Ring E V filed Critical Sueddeutsche Zellwolle Aktieng
Publication of CH220177A publication Critical patent/CH220177A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
    • D01F2/08—Composition of the spinning solution or the bath
    • 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
    • D21C9/001—Modification of pulp properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
CH220177D 1939-11-25 1940-10-29 Process for the production of spinning solutions from a cellulose-containing raw material. CH220177A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE220177X 1939-11-25

Publications (1)

Publication Number Publication Date
CH220177A true CH220177A (en) 1942-03-31

Family

ID=5833049

Family Applications (2)

Application Number Title Priority Date Filing Date
CH220177D CH220177A (en) 1939-11-25 1940-10-29 Process for the production of spinning solutions from a cellulose-containing raw material.
CH228130D CH228130A (en) 1939-11-25 1940-12-30 Process for the production of spinning solutions from a cellulose-containing raw material.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH228130D CH228130A (en) 1939-11-25 1940-12-30 Process for the production of spinning solutions from a cellulose-containing raw material.

Country Status (4)

Country Link
BE (1) BE440301A (en)
CH (2) CH220177A (en)
FR (2) FR868525A (en)
NL (1) NL100034C (en)

Also Published As

Publication number Publication date
NL100034C (en)
BE440301A (en)
FR51378E (en) 1942-06-09
CH228130A (en) 1943-07-31
FR868525A (en) 1942-01-05

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