IT1043675B - Processo per la produzione di soluzione concentrate di coloranti e intermedi di coloranti - Google Patents

Processo per la produzione di soluzione concentrate di coloranti e intermedi di coloranti

Info

Publication number
IT1043675B
IT1043675B IT28716/75A IT2871675A IT1043675B IT 1043675 B IT1043675 B IT 1043675B IT 28716/75 A IT28716/75 A IT 28716/75A IT 2871675 A IT2871675 A IT 2871675A IT 1043675 B IT1043675 B IT 1043675B
Authority
IT
Italy
Prior art keywords
dyes
intermediates
production
concentrated solutions
concentrated
Prior art date
Application number
IT28716/75A
Other languages
English (en)
Italian (it)
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1043675B publication Critical patent/IT1043675B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/28—Colorants ; Pigments or opacifying agents
    • 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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • 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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0072—Preparations with anionic dyes or reactive dyes
    • C09B67/0073—Preparations of acid or reactive dyes in liquid form
    • 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
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0096—Purification; Precipitation; Filtration
    • 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
    • D06L4/664—Preparations of optical brighteners; Optical brighteners in aerosol form; Physical treatment of optical brighteners

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Coloring (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Optical Filters (AREA)
IT28716/75A 1974-10-29 1975-10-27 Processo per la produzione di soluzione concentrate di coloranti e intermedi di coloranti IT1043675B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2451219A DE2451219C3 (de) 1974-10-29 1974-10-29 Verfahren zur Herstellung konzentrierter Lösungen von Farbstoffen und Farbstoffzwischenprodukten und Verwendung der Lösungen

Publications (1)

Publication Number Publication Date
IT1043675B true IT1043675B (it) 1980-02-29

Family

ID=5929408

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28716/75A IT1043675B (it) 1974-10-29 1975-10-27 Processo per la produzione di soluzione concentrate di coloranti e intermedi di coloranti

Country Status (9)

Country Link
JP (1) JPS581149B2 (de)
BE (1) BE834887A (de)
BR (1) BR7507080A (de)
CH (1) CH588541A5 (de)
DE (1) DE2451219C3 (de)
ES (1) ES442125A1 (de)
FR (1) FR2289578A1 (de)
GB (1) GB1480712A (de)
IT (1) IT1043675B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2805891C2 (de) * 1978-02-13 1988-12-22 Bayer Ag, 5090 Leverkusen Konzentrierte Farbstoff- und Aufhellerlösungen, deren Herstellung und Verwendung
FR2478658A1 (fr) * 1980-03-21 1981-09-25 Ugine Kuhlmann Procede de preparation de colorant jaune direct 11 sous forme de solutions concentrees stables, solutions obtenues et applications
DE3462916D1 (en) * 1983-03-04 1987-05-07 Ciba Geigy Ag Concentrated storage-stable aqueous solutions of yellow to greenish yellow stilbene azo or stilbene azoxy dyes
CH657144A5 (de) * 1983-05-04 1986-08-15 Ciba Geigy Ag Verfahren zur umwandlung schwerloeslicher salze anionischer farbstoffe und optischer aufheller in leichter loesliche salze mittels kationenaustausch.
US4502864A (en) * 1984-04-25 1985-03-05 Ciba-Geigy Corporation Crown ether complexes of direct yellow 11 and dyestuff containing same
DE3626049A1 (de) * 1986-08-01 1988-02-11 Bayer Ag Verfahren zur herstellung von farbstoffpraeparationen
DE3920029C2 (de) * 1988-06-30 1999-05-20 Clariant Finance Bvi Ltd Farbstoffe zum Färben von Kunststoffen
ES2225166T3 (es) * 1999-06-02 2005-03-16 Ciba Specialty Chemicals Holding Inc. Nuevos colorantes azo y azoxiestilbeno.
ATE476480T1 (de) 2003-12-22 2010-08-15 Basf Se Flüssigformulierungen von direktfarbstoffen

Also Published As

Publication number Publication date
ES442125A1 (es) 1977-08-01
FR2289578B1 (de) 1980-02-08
JPS581149B2 (ja) 1983-01-10
DE2451219B2 (de) 1977-11-03
BR7507080A (pt) 1976-08-17
JPS5166318A (en) 1976-06-08
BE834887A (fr) 1976-04-27
FR2289578A1 (fr) 1976-05-28
CH588541A5 (de) 1977-06-15
DE2451219A1 (de) 1976-05-20
GB1480712A (en) 1977-07-20
DE2451219C3 (de) 1978-06-22

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