FR437809A - Manufacturing process of leuco derivatives - Google Patents

Manufacturing process of leuco derivatives

Info

Publication number
FR437809A
FR437809A FR437809DA FR437809A FR 437809 A FR437809 A FR 437809A FR 437809D A FR437809D A FR 437809DA FR 437809 A FR437809 A FR 437809A
Authority
FR
France
Prior art keywords
manufacturing process
leuco derivatives
leuco
derivatives
manufacturing
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.)
Hoechst AG
Original Assignee
Farbwerke Hoechst 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 Farbwerke Hoechst AG filed Critical Farbwerke Hoechst AG
Application granted granted Critical
Publication of FR437809A publication Critical patent/FR437809A/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)
FR437809D 1910-12-12 1911-11-21 Manufacturing process of leuco derivatives Expired FR437809A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE437809X 1910-12-12

Publications (1)

Publication Number Publication Date
FR437809A true FR437809A (en) 1912-05-01

Family

ID=1479385

Family Applications (1)

Application Number Title Priority Date Filing Date
FR437809D Expired FR437809A (en) 1910-12-12 1911-11-21 Manufacturing process of leuco derivatives

Country Status (1)

Country Link
FR (1) FR437809A (en)

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