BE578027A - Azo dyes and processes for their preparation - Google Patents
Azo dyes and processes for their preparationInfo
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF25652A DE1102936B (en) | 1958-04-30 | 1958-04-30 | Process for the production of azo dyes |
Publications (1)
Publication Number | Publication Date |
---|---|
BE578027A true BE578027A (en) | 1959-08-17 |
Family
ID=7091716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE578027A BE578027A (en) | 1958-04-30 | 1959-04-23 | Azo dyes and processes for their preparation |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE578027A (en) |
CH (1) | CH376597A (en) |
DE (1) | DE1102936B (en) |
NL (2) | NL122157C (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE528166C (en) * | 1927-10-08 | 1931-06-26 | Chemische Ind Ges | Process for the production of metal-containing azo dyes |
DE904228C (en) * | 1950-05-26 | 1954-02-15 | Sandoz Ag | Process for the preparation of copper-containing disazo dyes |
-
1958
- 1958-04-30 DE DEF25652A patent/DE1102936B/en active Pending
-
1959
- 1959-02-20 CH CH6984259A patent/CH376597A/en unknown
- 1959-04-23 BE BE578027A patent/BE578027A/en unknown
- 1959-04-28 NL NL238668A patent/NL122157C/xx active
- 1959-04-28 NL NL238668D patent/NL238668A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL238668A (en) | 1964-01-27 |
DE1102936B (en) | 1961-03-23 |
CH376597A (en) | 1964-04-15 |
NL122157C (en) | 1967-03-16 |
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