FR638964A - Process for the production of stable and easily soluble leukonic preparations of tank dyes - Google Patents

Process for the production of stable and easily soluble leukonic preparations of tank dyes

Info

Publication number
FR638964A
FR638964A FR638964DA FR638964A FR 638964 A FR638964 A FR 638964A FR 638964D A FR638964D A FR 638964DA FR 638964 A FR638964 A FR 638964A
Authority
FR
France
Prior art keywords
leukonic
preparations
stable
production
easily soluble
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
Other languages
French (fr)
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.)
Novartis AG
Original Assignee
JR 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 JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR638964A publication Critical patent/FR638964A/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
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0077—Preparations with possibly reduced vat, sulfur or indigo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
FR638964D 1926-08-16 1927-08-04 Process for the production of stable and easily soluble leukonic preparations of tank dyes Expired FR638964A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE638964X 1926-08-16

Publications (1)

Publication Number Publication Date
FR638964A true FR638964A (en) 1928-06-08

Family

ID=6579779

Family Applications (1)

Application Number Title Priority Date Filing Date
FR638964D Expired FR638964A (en) 1926-08-16 1927-08-04 Process for the production of stable and easily soluble leukonic preparations of tank dyes

Country Status (1)

Country Link
FR (1) FR638964A (en)

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