DD108518A5 - - Google Patents
Info
- Publication number
- DD108518A5 DD108518A5 DD17320473A DD17320473A DD108518A5 DD 108518 A5 DD108518 A5 DD 108518A5 DD 17320473 A DD17320473 A DD 17320473A DD 17320473 A DD17320473 A DD 17320473A DD 108518 A5 DD108518 A5 DD 108518A5
- Authority
- DD
- German Democratic Republic
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
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- 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
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- 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 (1)
| Publication Number | Publication Date |
|---|---|
| DD108518A5 true DD108518A5 (https=) | 1974-09-20 |
Family
ID=5855400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD17320473A DD108518A5 (https=) | 1972-09-02 | 1973-08-31 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4985055A (https=) |
| BE (1) | BE804370A (https=) |
| DD (1) | DD108518A5 (https=) |
| DE (1) | DE2243322A1 (https=) |
| FR (1) | FR2197856A1 (https=) |
| IT (1) | IT990448B (https=) |
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 |
| DE59306714D1 (de) * | 1992-04-08 | 1997-07-17 | Basf Ag | Verfahren zur Herstellung von Di- oder Triarylmethanfarbstoffen durch Oxidation |
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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 |
|---|---|
| IT990448B (it) | 1975-06-20 |
| JPS4985055A (https=) | 1974-08-15 |
| FR2197856B3 (https=) | 1976-07-30 |
| DE2243322A1 (de) | 1974-03-21 |
| BE804370A (fr) | 1974-03-04 |
| FR2197856A1 (en) | 1974-03-29 |