GB764599A - Improvements in or relating to cellulose acetate articles - Google Patents

Improvements in or relating to cellulose acetate articles

Info

Publication number
GB764599A
GB764599A GB12045/54A GB1204554A GB764599A GB 764599 A GB764599 A GB 764599A GB 12045/54 A GB12045/54 A GB 12045/54A GB 1204554 A GB1204554 A GB 1204554A GB 764599 A GB764599 A GB 764599A
Authority
GB
United Kingdom
Prior art keywords
articles
cellulose acetate
per cent
saponification
ammonia
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
GB12045/54A
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.)
Rhodiaceta SA
Original Assignee
Rhodiaceta SA
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 Rhodiaceta SA filed Critical Rhodiaceta SA
Publication of GB764599A publication Critical patent/GB764599A/en
Expired legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/22Effecting variation of dye affinity on textile material by chemical means that react with the fibre
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/24Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
    • D01F2/28Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/38Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
    • D06M11/385Saponification of cellulose-acetate

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)

Abstract

Cellulose acetate filaments, threads, fibres, artificial horse hairs, films and like articles having an acetyl value of 45 to 52 per cent calculated as acetic acid, the distribution of the acetyl groups throughout the molecules being homogeneous, are obtained by extruding a solution of cellulose acetate having an acetyl value greater than 58 per cent into a coagulating bath and submitting the so formed articles, after substantially freeing them from solvent but before drying, to the action of a mineral alkali or of ammonia or an amine in a liquid medium substantially free from swelling agents or solvents for the acetate. In a modification the articles, prior to saponification, may be submitted to at least one drying, but in this case a weak base, e.g. an amine or ammonia, must be employed for saponification. The articles are characterized in that, after dyeing with substantive or plastosoluble dyes, they show a homogeneous dyeing throughout their cross-section and that they swell by at least 55 per cent of their volume on immersion in distilled water at 20-25 DEG C. for 15 hours.
GB12045/54A 1953-05-15 1954-04-26 Improvements in or relating to cellulose acetate articles Expired GB764599A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR955989X 1953-05-15

Publications (1)

Publication Number Publication Date
GB764599A true GB764599A (en) 1956-12-28

Family

ID=9487713

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12045/54A Expired GB764599A (en) 1953-05-15 1954-04-26 Improvements in or relating to cellulose acetate articles

Country Status (5)

Country Link
BE (1) BE526479A (en)
CH (1) CH321055A (en)
DE (1) DE955989C (en)
FR (2) FR1081954A (en)
GB (1) GB764599A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2220881A (en) * 1988-04-28 1990-01-24 Toyo Boseki Improvements in or relating to superabsorbent materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB344874A (en) * 1929-11-08 1931-03-09 William Harrison Improvements in the manufacture of artificial silk
DE624210C (en) * 1932-07-26 1936-01-17 Fabrication De La Soie Artific Process for the production of artificial structures, in particular threads made from cellulose acetates

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2220881A (en) * 1988-04-28 1990-01-24 Toyo Boseki Improvements in or relating to superabsorbent materials
GB2220881B (en) * 1988-04-28 1992-07-08 Toyo Boseki Improvements in or relating to superabsorbent materials

Also Published As

Publication number Publication date
DE955989C (en) 1957-01-10
FR64460E (en) 1955-11-10
BE526479A (en)
CH321055A (en) 1957-04-30
FR1081954A (en) 1954-12-24

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