GB108613A - The Manufacture and Production of New Colouring Matter. - Google Patents

The Manufacture and Production of New Colouring Matter.

Info

Publication number
GB108613A
GB108613A GB1675216A GB1675216A GB108613A GB 108613 A GB108613 A GB 108613A GB 1675216 A GB1675216 A GB 1675216A GB 1675216 A GB1675216 A GB 1675216A GB 108613 A GB108613 A GB 108613A
Authority
GB
United Kingdom
Prior art keywords
manufacture
production
phenylenediamine
colouring matter
ehrhardt
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
GB1675216A
Inventor
Ernest Francis Ehrhardt
Herbert Wilfrid Ehrhardt
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1675216A priority Critical patent/GB108613A/en
Publication of GB108613A publication Critical patent/GB108613A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/50—Tetrazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Color Printing (AREA)

Abstract

108,613. Ehrhardt, E. F., and Ehrhardt, H. W. Nov. 22, 1916. Trisazo dyes are obtained by coupling diazotized p - phenylenediamine - azo - salicylic acid with the monoazo dyes produced from diazotized picramic acid and m - phenylenediamine, m - toluylenediamine, or chlor - m - phenylenediamine; the products dye chrome - mordanted wool brown shades.
GB1675216A 1916-11-22 1916-11-22 The Manufacture and Production of New Colouring Matter. Expired GB108613A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1675216A GB108613A (en) 1916-11-22 1916-11-22 The Manufacture and Production of New Colouring Matter.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1675216A GB108613A (en) 1916-11-22 1916-11-22 The Manufacture and Production of New Colouring Matter.

Publications (1)

Publication Number Publication Date
GB108613A true GB108613A (en) 1917-08-16

Family

ID=32483973

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1675216A Expired GB108613A (en) 1916-11-22 1916-11-22 The Manufacture and Production of New Colouring Matter.

Country Status (1)

Country Link
GB (1) GB108613A (en)

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