FR693469A - Improvements in the manufacture of leuco indigo - Google Patents

Improvements in the manufacture of leuco indigo

Info

Publication number
FR693469A
FR693469A FR693469DA FR693469A FR 693469 A FR693469 A FR 693469A FR 693469D A FR693469D A FR 693469DA FR 693469 A FR693469 A FR 693469A
Authority
FR
France
Prior art keywords
manufacture
leuco indigo
leuco
indigo
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.)
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
Application granted granted Critical
Publication of FR693469A publication Critical patent/FR693469A/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)
FR693469D 1929-04-08 1930-04-07 Improvements in the manufacture of leuco indigo Expired FR693469A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB693469X 1929-04-08

Publications (1)

Publication Number Publication Date
FR693469A true FR693469A (en) 1930-11-20

Family

ID=10493276

Family Applications (1)

Application Number Title Priority Date Filing Date
FR693469D Expired FR693469A (en) 1929-04-08 1930-04-07 Improvements in the manufacture of leuco indigo

Country Status (1)

Country Link
FR (1) FR693469A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201600072671A1 (en) * 2016-07-12 2018-01-12 Andreina Paderno PROCESS OF DYEING PERFECTED

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201600072671A1 (en) * 2016-07-12 2018-01-12 Andreina Paderno PROCESS OF DYEING PERFECTED

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