FR2243196B1 - - Google Patents
Info
- Publication number
- FR2243196B1 FR2243196B1 FR7429287A FR7429287A FR2243196B1 FR 2243196 B1 FR2243196 B1 FR 2243196B1 FR 7429287 A FR7429287 A FR 7429287A FR 7429287 A FR7429287 A FR 7429287A FR 2243196 B1 FR2243196 B1 FR 2243196B1
- 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
-
- 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
- C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
- C09B11/26—Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic
-
- 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
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
-
- 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
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
- B41M5/323—Organic colour formers, e.g. leuco dyes
- B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
-
- 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
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds
-
- 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
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
- B41M5/323—Organic colour formers, e.g. leuco dyes
- B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- B41M5/3275—Fluoran compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Organic Chemistry (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Color Printing (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4196473A GB1469515A (en) | 1973-09-06 | 1973-09-06 | Chromeno-pyrazole compounds their manufacture and their use in thermo-reactive recording material |
| CH1047574A CH591338A5 (en:Method) | 1973-09-06 | 1974-07-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2243196A1 FR2243196A1 (en:Method) | 1975-04-04 |
| FR2243196B1 true FR2243196B1 (en:Method) | 1978-06-09 |
Family
ID=25706723
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7429287A Expired FR2243196B1 (en:Method) | 1973-09-06 | 1974-08-27 | |
| FR7429837A Expired FR2243084B1 (en:Method) | 1973-09-06 | 1974-09-02 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7429837A Expired FR2243084B1 (en:Method) | 1973-09-06 | 1974-09-02 |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US3974175A (en:Method) |
| JP (2) | JPS5073644A (en:Method) |
| AT (1) | AT332896B (en:Method) |
| BE (2) | BE819581A (en:Method) |
| CH (1) | CH591338A5 (en:Method) |
| DE (2) | DE2441594A1 (en:Method) |
| ES (1) | ES429768A1 (en:Method) |
| FI (1) | FI245074A7 (en:Method) |
| FR (2) | FR2243196B1 (en:Method) |
| GB (1) | GB1469515A (en:Method) |
| IT (2) | IT1029575B (en:Method) |
| NL (1) | NL7411752A (en:Method) |
| SE (1) | SE7410628L (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS585288A (ja) * | 1981-07-03 | 1983-01-12 | Honshu Paper Co Ltd | 感熱記録体 |
| ES2064481T3 (es) * | 1988-04-27 | 1995-02-01 | Ciba Geigy Ag | Compuestos lactona cromogenos de benzopirano-2h-pirazoles. |
| WO2015003046A1 (en) | 2013-07-02 | 2015-01-08 | Chromatic Technologies Inc. | Yellow thermochromic dyes, inks composition and level indicators |
| US9580603B2 (en) * | 2013-09-27 | 2017-02-28 | Chromatic Technologies, Inc. | Red thermochromic dyes and their ink compositions |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE33222B1 (en) | 1968-07-15 | 1974-04-17 | Fuji Photo Film Co Ltd | Pressure-sensitive copying paper |
| NL6913840A (en:Method) * | 1968-09-16 | 1970-03-18 | ||
| DE2036817A1 (de) | 1970-07-24 | 1972-01-27 | Farbwerke Hoechst AG vormals Meister Lucius & Brüning, 6000 Frankfurt | Neue farbbildende Lactone, Verfahren zu ihrer Herstellung und ihre Anwendung bei druckempfindlichen Aufzeichnungs- und Vervielfältigungsmaterial |
-
1973
- 1973-09-06 GB GB4196473A patent/GB1469515A/en not_active Expired
-
1974
- 1974-07-30 CH CH1047574A patent/CH591338A5/xx not_active IP Right Cessation
- 1974-08-19 US US05/498,687 patent/US3974175A/en not_active Expired - Lifetime
- 1974-08-20 FI FI2450/74A patent/FI245074A7/fi unknown
- 1974-08-21 SE SE7410628A patent/SE7410628L/xx unknown
- 1974-08-27 FR FR7429287A patent/FR2243196B1/fr not_active Expired
- 1974-08-30 DE DE2441594A patent/DE2441594A1/de not_active Withdrawn
- 1974-08-30 DE DE2441595A patent/DE2441595A1/de not_active Withdrawn
- 1974-09-02 FR FR7429837A patent/FR2243084B1/fr not_active Expired
- 1974-09-04 IT IT7452867A patent/IT1029575B/it active
- 1974-09-04 IT IT7452866A patent/IT1032071B/it active
- 1974-09-04 NL NL7411752A patent/NL7411752A/xx unknown
- 1974-09-05 AT AT715874A patent/AT332896B/de not_active IP Right Cessation
- 1974-09-05 ES ES429768A patent/ES429768A1/es not_active Expired
- 1974-09-05 BE BE148237A patent/BE819581A/xx unknown
- 1974-09-05 BE BE148238A patent/BE819582A/xx unknown
- 1974-09-06 JP JP49102143A patent/JPS5073644A/ja active Pending
- 1974-09-06 JP JP49102144A patent/JPS5076134A/ja active Pending
-
1976
- 1976-01-22 US US05/651,380 patent/US4039557A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH591338A5 (en:Method) | 1977-09-15 |
| IT1032071B (it) | 1979-05-30 |
| IT1029575B (it) | 1979-03-20 |
| FI245074A7 (en:Method) | 1975-03-07 |
| DE2441594A1 (de) | 1975-03-13 |
| DE2441595A1 (de) | 1975-03-13 |
| BE819582A (fr) | 1975-03-05 |
| SE7410628L (en:Method) | 1975-03-07 |
| US3974175A (en) | 1976-08-10 |
| US4039557A (en) | 1977-08-02 |
| NL7411752A (nl) | 1975-03-10 |
| BE819581A (fr) | 1975-03-05 |
| ATA715874A (de) | 1976-02-15 |
| JPS5076134A (en:Method) | 1975-06-21 |
| FR2243084B1 (en:Method) | 1980-06-27 |
| FR2243196A1 (en:Method) | 1975-04-04 |
| JPS5073644A (en:Method) | 1975-06-17 |
| FR2243084A1 (en:Method) | 1975-04-04 |
| ES429768A1 (es) | 1977-03-16 |
| AT332896B (de) | 1976-10-25 |
| GB1469515A (en) | 1977-04-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |