GB455622A - Improved process for saponifying materials made from cellulose esters - Google Patents

Improved process for saponifying materials made from cellulose esters

Info

Publication number
GB455622A
GB455622A GB12186/35A GB1218635A GB455622A GB 455622 A GB455622 A GB 455622A GB 12186/35 A GB12186/35 A GB 12186/35A GB 1218635 A GB1218635 A GB 1218635A GB 455622 A GB455622 A GB 455622A
Authority
GB
United Kingdom
Prior art keywords
cellulose acetate
bromide
saponified
product
dyestuffs
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
GB12186/35A
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.)
ACETA GmbH
Original Assignee
ACETA GmbH
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 ACETA GmbH filed Critical ACETA GmbH
Publication of GB455622A publication Critical patent/GB455622A/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 System
    • 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 System
    • D06M11/385Saponification of cellulose-acetate

Abstract

Materials comprising cellulose esters are saponified by means of an alkaline agent in the presence of an organic base, or salt of such base, having pentavalent nitrogen, phosphorus, antimony, or arsenic, or tetravalent sulphur, and which contains a chain of at least four carbon atoms and is capable of being adsorbed by the materials. Examples of such bases or salts are dodecyltrimethylammonium bromide, octadecenyltrimethylammonium bromide, dodecylpyridinium sulphate, diethylbenzyl-dodecylammonium chloride, the addition product of dimethyl sulphate and naphthalene sulpho - N - b - oxyethyl - N<1> - dimethyl - 1, 3-propylenediamine (obtained by reacting naphthalene-b -sulphochloride with N-b -oxyethyl-1-amino - 3 - dimethylaminopropane) p-methoxyphenylacetophenone - o - trimethylammonium bromide (obtained by brominating p-acetoxyphenylacetophenone in acetic acid and allowing a solution of the product in dioxane to stand with two molecular proportions of trimethylamine until the product is soluble in water), methylethylcetylsulphonium methosulphate, cetyltrimethylphosphonium iodide, trimethyldodecylarsonium hydroxide (obtained by the action of dodecyl bromide on trimethylarsine and reacting the product with moist silver oxide) and trimethylundecyl stibonium chloride (obtained by reaction of undecyl chloride and trimethyl stibine. The process is applicable in the superficial saponification of films; in the saponification of mixed fabrics from cellulose acetate artificial silk and regenerated artificial silk for the purpose of dyeing them in common by means of direct cotton dyestuffs for subsequent discharge printing; for grounding cellulose acetate fabrics with alkali naphthol or printing cellulose acetate fabrics with vat dyestuffs or mixtures of diazo-compounds and azo-compounds, wherein the printing paste must cause local saponification. The threads may be treated with resists, e.g. sodium cresol sulphonate, advantageously in the presence of a protective colloid. In examples: (1) a cellulose acetate fabric is saponified in the presence of dodecyltrimethylammonium bromide, and dyed with direct dyestuffs; (2) cellulose acetate fabric is saponified in the presence of para-ethoxyacetanilide-o -trimethylammonium bromide; (3) cellulose acetate fabric is saponified in presence of diethylbenzyl - dodecylammonium chloride; and (4) cellulose acetate filaments are treated during winding with a solution of trimethyldodecylammonium bromide and methyl glycol, spun with similar yarn prepared with olive oil, worked into a fabric, and dyed with direct dyestuffs.
GB12186/35A 1934-04-21 1935-04-23 Improved process for saponifying materials made from cellulose esters Expired GB455622A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE455622X 1934-04-21

Publications (1)

Publication Number Publication Date
GB455622A true GB455622A (en) 1936-10-23

Family

ID=6539065

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12186/35A Expired GB455622A (en) 1934-04-21 1935-04-23 Improved process for saponifying materials made from cellulose esters

Country Status (3)

Country Link
US (2) US2144202A (en)
FR (1) FR788985A (en)
GB (1) GB455622A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011392B (en) * 1955-02-21 1957-07-04 Hoechst Ag Process for the partial saponification of shaped structures from high-melting polymers with ester groups in the chain

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427126A (en) * 1941-10-24 1947-09-09 Bonard Claude Production of textiles and other articles having a basis of a polyvinyl compound
US2423643A (en) * 1943-04-22 1947-07-08 American Cyanamid Co Condensation products of guanylurea with alkylene oxides
US2426912A (en) * 1944-04-26 1947-09-02 Gen Electric Process of hydrolyzing dimethyldihalogenosilanes
US2481388A (en) * 1945-08-24 1949-09-06 Du Pont Hydrolysis of polyvinyl esters
US2622075A (en) * 1946-12-03 1952-12-16 Sandoz Ltd Polyamine-cyanamide resins
US2581832A (en) * 1947-09-05 1952-01-08 Du Pont Heterogeneous, basic hydrolysis of carboxylic acid esters of polyvinyl alcohol with quaternary ammonium bases
US3140231A (en) * 1961-08-14 1964-07-07 Rohm & Haas T-octylguanidines as antihypertensive agents
US3414644A (en) * 1965-01-04 1968-12-03 Celanese Corp Method for spinning bicomponent cellulose esters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011392B (en) * 1955-02-21 1957-07-04 Hoechst Ag Process for the partial saponification of shaped structures from high-melting polymers with ester groups in the chain

Also Published As

Publication number Publication date
FR788985A (en) 1935-10-21
US2208857A (en) 1940-07-23
US2144202A (en) 1939-01-17

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