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GB2016472B - Film and fibre forming solutions fo cellulose derivatives - Google Patents

Film and fibre forming solutions fo cellulose derivatives

Info

Publication number
GB2016472B
GB2016472B GB7906014A GB7906014A GB2016472B GB 2016472 B GB2016472 B GB 2016472B GB 7906014 A GB7906014 A GB 7906014A GB 7906014 A GB7906014 A GB 7906014A GB 2016472 B GB2016472 B GB 2016472B
Authority
GB
United Kingdom
Prior art keywords
film
cellulose derivatives
forming solutions
fibre forming
fibre
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
GB7906014A
Other versions
GB2016472A (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.)
SNIA Viscosa SpA
Original Assignee
SNIA Viscosa SpA
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 claimed from IT20540/78A external-priority patent/IT1192247B/en
Priority claimed from IT7821844A external-priority patent/IT7821844A0/en
Application filed by SNIA Viscosa SpA filed Critical SNIA Viscosa SpA
Publication of GB2016472A publication Critical patent/GB2016472A/en
Application granted granted Critical
Publication of GB2016472B publication Critical patent/GB2016472B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • C08J3/091—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids characterised by the chemical constitution of the organic liquid
    • C08J3/096—Nitrogen containing compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/26—Cellulose ethers
    • C08J2301/28—Alkyl ethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Textile Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
GB7906014A 1978-02-24 1979-02-20 Film and fibre forming solutions fo cellulose derivatives Expired GB2016472B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT20540/78A IT1192247B (en) 1978-02-24 1978-02-24 PROCEDURE FOR THE PREPARATION OF COAGULABLE AND FILABLE CELLULOSE DERIVATIVES WITH CELLULOSE REGENERATION
IT7821844A IT7821844A0 (en) 1978-03-31 1978-03-31 IMPROVEMENT OF THE PROCEDURE FOR THE PREPARATION OF SOLUTIONS OF COAGULABLE AND SPINABLE CELLULOSE DERIVATIVES WITH REGENERATION OF THE CELLULOSE ITSELF.

Publications (2)

Publication Number Publication Date
GB2016472A GB2016472A (en) 1979-09-26
GB2016472B true GB2016472B (en) 1982-09-02

Family

ID=26327572

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7906014A Expired GB2016472B (en) 1978-02-24 1979-02-20 Film and fibre forming solutions fo cellulose derivatives

Country Status (5)

Country Link
JP (1) JPS54126287A (en)
CA (1) CA1110009A (en)
DE (1) DE2907408A1 (en)
FR (1) FR2418283A1 (en)
GB (1) GB2016472B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1112577B (en) * 1979-04-24 1986-01-20 Snia Viscosa PROCESS PROCESSING FOR THE PREPARATION OF BODIES FORMED OF CELLULOSE REGENERATED FROM SOLUTIONS OF CELLULOSE DERIVATIVES IN ORGANIC SOLVENTS

Also Published As

Publication number Publication date
DE2907408A1 (en) 1979-09-06
GB2016472A (en) 1979-09-26
JPS54126287A (en) 1979-10-02
FR2418283A1 (en) 1979-09-21
CA1110009A (en) 1981-10-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee