FR685177A - Procédé de préparation de solutions de cellulose - Google Patents

Procédé de préparation de solutions de cellulose

Info

Publication number
FR685177A
FR685177A FR685177DA FR685177A FR 685177 A FR685177 A FR 685177A FR 685177D A FR685177D A FR 685177DA FR 685177 A FR685177 A FR 685177A
Authority
FR
France
Prior art keywords
preparing cellulose
cellulose solutions
solutions
preparing
cellulose
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
Other languages
English (en)
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Application granted granted Critical
Publication of FR685177A publication Critical patent/FR685177A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H04N3/237—Distortion correction, e.g. for pincushion distortion correction, S-correction using passive elements, e.g. diodes
    • 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
    • C08B1/006—Preparation of cuprammonium cellulose solutions
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Polymers & Plastics (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR685177D 1928-11-26 1929-11-19 Procédé de préparation de solutions de cellulose Expired FR685177A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED57199D DE607974C (de) 1928-11-26 1928-11-26 Verfahren zur Herstellung von Celluloseloesungen bestimmter Viscositaet

Publications (1)

Publication Number Publication Date
FR685177A true FR685177A (fr) 1930-07-05

Family

ID=7057079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR685177D Expired FR685177A (fr) 1928-11-26 1929-11-19 Procédé de préparation de solutions de cellulose

Country Status (6)

Country Link
US (1) US1936483A (fr)
CH (1) CH149689A (fr)
DE (1) DE607974C (fr)
FR (1) FR685177A (fr)
GB (1) GB345613A (fr)
NL (1) NL31717C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB709629A (en) * 1950-08-11 1954-06-02 Textile & Chem Res Co Ltd Improvements in or relating to the production of artificial filaments and similar products from cellulose xanthogenates

Also Published As

Publication number Publication date
GB345613A (en) 1931-03-18
NL31717C (fr)
CH149689A (de) 1931-09-30
DE607974C (de) 1935-01-12
US1936483A (en) 1933-11-21

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