GB1399100A - Isolation and purification of water-soluble dyes - Google Patents

Isolation and purification of water-soluble dyes

Info

Publication number
GB1399100A
GB1399100A GB5674371A GB5674371A GB1399100A GB 1399100 A GB1399100 A GB 1399100A GB 5674371 A GB5674371 A GB 5674371A GB 5674371 A GB5674371 A GB 5674371A GB 1399100 A GB1399100 A GB 1399100A
Authority
GB
United Kingdom
Prior art keywords
purification
water
dyes
dye
soluble dyes
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
GB5674371A
Other languages
English (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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB5674371A priority Critical patent/GB1399100A/en
Priority to FR7243425A priority patent/FR2162506B1/fr
Priority to NL7216607A priority patent/NL7216607A/xx
Priority to AU49749/72A priority patent/AU469802B2/en
Priority to IT3269272A priority patent/IT971801B/it
Priority to DE19722259975 priority patent/DE2259975A1/de
Priority to JP12299972A priority patent/JPS4864001A/ja
Publication of GB1399100A publication Critical patent/GB1399100A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/0288—Applications, solvents
    • 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
    • C09B67/0001—Post-treatment of organic pigments or dyes
    • C09B67/0003—Drying, e.g. sprax drying; Sublimation of the solvent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
GB5674371A 1971-12-07 1971-12-07 Isolation and purification of water-soluble dyes Expired GB1399100A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB5674371A GB1399100A (en) 1971-12-07 1971-12-07 Isolation and purification of water-soluble dyes
FR7243425A FR2162506B1 (enExample) 1971-12-07 1972-12-06
NL7216607A NL7216607A (enExample) 1971-12-07 1972-12-07
AU49749/72A AU469802B2 (en) 1971-12-07 1972-12-07 Purification of water-soluble dyestuffs containing impurities
IT3269272A IT971801B (it) 1971-12-07 1972-12-07 Procedimento di isolamento
DE19722259975 DE2259975A1 (de) 1971-12-07 1972-12-07 Verfahren zur abtrennung von wasserloeslichen feststoffen aus einer waessrigen loesung von wasserloeslichen verunreinigungen
JP12299972A JPS4864001A (enExample) 1971-12-07 1972-12-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5674371A GB1399100A (en) 1971-12-07 1971-12-07 Isolation and purification of water-soluble dyes

Publications (1)

Publication Number Publication Date
GB1399100A true GB1399100A (en) 1975-06-25

Family

ID=10477422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5674371A Expired GB1399100A (en) 1971-12-07 1971-12-07 Isolation and purification of water-soluble dyes

Country Status (7)

Country Link
JP (1) JPS4864001A (enExample)
AU (1) AU469802B2 (enExample)
DE (1) DE2259975A1 (enExample)
FR (1) FR2162506B1 (enExample)
GB (1) GB1399100A (enExample)
IT (1) IT971801B (enExample)
NL (1) NL7216607A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1057874A3 (en) * 1999-06-01 2003-05-02 Clariant Finance (BVI) Limited Process for preparing purified dyestuffs

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB640915A (en) * 1946-08-07 1950-08-02 Chadeloid Corp Improvements in and relating to the purifying of organic dyestuffs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1057874A3 (en) * 1999-06-01 2003-05-02 Clariant Finance (BVI) Limited Process for preparing purified dyestuffs

Also Published As

Publication number Publication date
AU469802B2 (en) 1976-02-26
DE2259975A1 (de) 1973-06-20
FR2162506A1 (enExample) 1973-07-20
IT971801B (it) 1974-05-10
NL7216607A (enExample) 1973-06-12
JPS4864001A (enExample) 1973-09-05
AU4974972A (en) 1974-06-27
FR2162506B1 (enExample) 1977-01-14

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Legal Events

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