BE578027A - Colorants azoïques et leurs procédés de préparation - Google Patents

Colorants azoïques et leurs procédés de préparation

Info

Publication number
BE578027A
BE578027A BE578027A BE578027A BE578027A BE 578027 A BE578027 A BE 578027A BE 578027 A BE578027 A BE 578027A BE 578027 A BE578027 A BE 578027A BE 578027 A BE578027 A BE 578027A
Authority
BE
Belgium
Prior art keywords
processes
preparation
azo dyes
azo
dyes
Prior art date
Application number
BE578027A
Other languages
English (en)
French (fr)
Inventor
Karl Heinz Schmidt
Karl Heinz Schundehutte
Fritz Suckfull
Horst Nickel
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of BE578027A publication Critical patent/BE578027A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/0004—Resistance soldering
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • C09B43/10—Preparation of azo dyes from other azo compounds by reduction with formation of a new azo or an azoxy bridge
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • 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
    • C09B45/00—Complex metal compounds of azo dyes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
    • H01H11/041—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts by bonding of a contact marking face to a contact body portion
    • H01H11/045—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts by bonding of a contact marking face to a contact body portion with the help of an intermediate layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Coloring (AREA)
BE578027A 1958-04-30 1959-04-23 Colorants azoïques et leurs procédés de préparation BE578027A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF25652A DE1102936B (de) 1958-04-30 1958-04-30 Verfahren zur Herstellung von Azofarbstoffen

Publications (1)

Publication Number Publication Date
BE578027A true BE578027A (fr) 1959-08-17

Family

ID=7091716

Family Applications (1)

Application Number Title Priority Date Filing Date
BE578027A BE578027A (fr) 1958-04-30 1959-04-23 Colorants azoïques et leurs procédés de préparation

Country Status (4)

Country Link
BE (1) BE578027A (de)
CH (1) CH376597A (de)
DE (1) DE1102936B (de)
NL (2) NL238668A (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE528166C (de) * 1927-10-08 1931-06-26 Chemische Ind Ges Verfahren zur Herstellung von metallhaltigen Azofarbstoffen
DE904228C (de) * 1950-05-26 1954-02-15 Sandoz Ag Verfahren zur Herstellung kupferhaltiger Disazofarbstoffe

Also Published As

Publication number Publication date
NL238668A (de) 1964-01-27
NL122157C (de) 1967-03-16
DE1102936B (de) 1961-03-23
CH376597A (de) 1964-04-15

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