IT958592B - Procedimento per sbiancare fibre poliacrilnitriliche allo stato di gel - Google Patents

Procedimento per sbiancare fibre poliacrilnitriliche allo stato di gel

Info

Publication number
IT958592B
IT958592B IT50942/72A IT5094272A IT958592B IT 958592 B IT958592 B IT 958592B IT 50942/72 A IT50942/72 A IT 50942/72A IT 5094272 A IT5094272 A IT 5094272A IT 958592 B IT958592 B IT 958592B
Authority
IT
Italy
Prior art keywords
whitening
procedure
gel state
polyacrylnitrile
fibers
Prior art date
Application number
IT50942/72A
Other languages
English (en)
Italian (it)
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Application granted granted Critical
Publication of IT958592B publication Critical patent/IT958592B/it

Links

Classifications

    • 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
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14—Styryl dyes
    • C09B23/141—Bis styryl dyes containing two radicals C6H5-CH=CH-
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/60—Optical bleaching or brightening
    • D06L4/614—Optical bleaching or brightening in aqueous solvents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2971—Impregnation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
IT50942/72A 1971-06-18 1972-06-16 Procedimento per sbiancare fibre poliacrilnitriliche allo stato di gel IT958592B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH892971 1971-06-18

Publications (1)

Publication Number Publication Date
IT958592B true IT958592B (it) 1973-10-30

Family

ID=4346412

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50942/72A IT958592B (it) 1971-06-18 1972-06-16 Procedimento per sbiancare fibre poliacrilnitriliche allo stato di gel

Country Status (6)

Country Link
US (1) US3849155A (Direct)
DE (1) DE2228149A1 (Direct)
FR (1) FR2141929A1 (Direct)
GB (1) GB1371169A (Direct)
IT (1) IT958592B (Direct)
NL (1) NL7208277A (Direct)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0427670A1 (de) * 1989-11-07 1991-05-15 Ciba-Geigy Ag Flüssigwaschmittel
US20060048902A1 (en) * 2004-02-06 2006-03-09 Park B. Smith, Ltd. Raisable panel

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848484A (en) * 1955-10-17 1958-08-19 American Cyanamid Co Alkoxy diaminostilbenedisulfonic acids
DE1469821B2 (de) * 1959-06-24 1972-03-23 Badische Anilin & Soda Fabrik AG, 6700 Ludwigshafen Optische Aufheller für makromolekulare organische Stoffe
NL254044A (Direct) * 1959-07-21
NL262667A (Direct) * 1960-03-23
US3122443A (en) * 1960-09-22 1964-02-25 Dow Chemical Co Process for preventing cohesion between acrylonitrile polymer fibers with certain pentanediols
US3401048A (en) * 1964-06-22 1968-09-10 Mitsui Kagaku Kogyo Kabushiki 2-styrylazole optical brightener
US3274184A (en) * 1964-07-30 1966-09-20 American Cyanamid Co Method for the preparation of 2-styrloxazole compounds
CH484918A (de) * 1965-10-28 1970-01-31 Ciba Geigy Verfahren zur Herstellung heterocyclischer, Aethylendoppelbindungen enthaltender Verbindungen
CH508692A (de) * 1968-01-15 1971-06-15 Ciba Geigy Ag Verwendung von Styryl-naphthalin-Derivaten als optische Aufhellmittel ausserhalb der Textilindustrie
DE1949137A1 (de) * 1968-09-30 1970-04-23 Procter & Gamble Optische Aufheller und Verfahren zu ihrer Herstellung
CH547470A4 (Direct) * 1969-04-16 1975-05-30
US3597364A (en) * 1969-07-17 1971-08-03 Mitsui Toatsu Chemicals Optical brightening and new compositions of matter

Also Published As

Publication number Publication date
FR2141929A1 (Direct) 1973-01-26
US3849155A (en) 1974-11-19
DE2228149A1 (de) 1972-12-21
NL7208277A (Direct) 1972-12-20
GB1371169A (en) 1974-10-23

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