FR2197856B3 - - Google Patents
Info
- Publication number
- FR2197856B3 FR2197856B3 FR7331594A FR7331594A FR2197856B3 FR 2197856 B3 FR2197856 B3 FR 2197856B3 FR 7331594 A FR7331594 A FR 7331594A FR 7331594 A FR7331594 A FR 7331594A FR 2197856 B3 FR2197856 B3 FR 2197856B3
- Authority
- FR
- France
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/132—Chemical colour-forming components; Additives or binders therefor
- B41M5/136—Organic colour formers, e.g. leuco dyes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
-
- 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
- C09B11/00—Diaryl- or thriarylmethane dyes
- C09B11/02—Diaryl- or thriarylmethane dyes derived from diarylmethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/132—Chemical colour-forming components; Additives or binders therefor
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/1366—Organic colour formers, e.g. leuco dyes characterised solely by tri (aryl or hetaryl)methane derivatives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722243322 DE2243322A1 (de) | 1972-09-02 | 1972-09-02 | Verfahren zur herstellung von bis-p-nsubstituierten diphenylmethylderivaten |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2197856A1 FR2197856A1 (en) | 1974-03-29 |
| FR2197856B3 true FR2197856B3 (enExample) | 1976-07-30 |
Family
ID=5855400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7331594A Granted FR2197856A1 (en) | 1972-09-02 | 1973-08-31 | 4',4-(Substd methylene)bis(aminobenzenes) prepn - via oxidn of bis(4-aminophenyl)methanes with oxygen, quinone and heavy metal complex catalyst |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4985055A (enExample) |
| BE (1) | BE804370A (enExample) |
| DD (1) | DD108518A5 (enExample) |
| DE (1) | DE2243322A1 (enExample) |
| FR (1) | FR2197856A1 (enExample) |
| IT (1) | IT990448B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4257954A (en) * | 1978-08-08 | 1981-03-24 | Sterling Drug Inc. | Novel compounds, processes and marking systems |
| US4494989A (en) * | 1978-08-08 | 1985-01-22 | The Hilton-Davis Chemical Co. | Compounds, processes and marking systems |
| EP0568806B1 (de) * | 1992-04-08 | 1997-06-11 | BASF Aktiengesellschaft | Verfahren zur Herstellung von Di- oder Triarylmethanfarbstoffen durch Oxidation |
-
1972
- 1972-09-02 DE DE19722243322 patent/DE2243322A1/de active Pending
-
1973
- 1973-08-31 DD DD17320473A patent/DD108518A5/xx unknown
- 1973-08-31 IT IT5228973A patent/IT990448B/it active
- 1973-08-31 FR FR7331594A patent/FR2197856A1/fr active Granted
- 1973-09-03 JP JP48098349A patent/JPS4985055A/ja active Pending
- 1973-09-03 BE BE135240A patent/BE804370A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE804370A (fr) | 1974-03-04 |
| IT990448B (it) | 1975-06-20 |
| FR2197856A1 (en) | 1974-03-29 |
| DE2243322A1 (de) | 1974-03-21 |
| DD108518A5 (enExample) | 1974-09-20 |
| JPS4985055A (enExample) | 1974-08-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |