CH610827A5 - - Google Patents
Info
- Publication number
- CH610827A5 CH610827A5 CH656975A CH656975A CH610827A5 CH 610827 A5 CH610827 A5 CH 610827A5 CH 656975 A CH656975 A CH 656975A CH 656975 A CH656975 A CH 656975A CH 610827 A5 CH610827 A5 CH 610827A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
- C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
- C07D513/10—Spiro-condensed systems
-
- 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
- B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
- B41M5/282—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using thermochromic compounds
- B41M5/284—Organic thermochromic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/64—Benzothiazoles with only hydrocarbon or substituted hydrocarbon radicals attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7418078A FR2272082B1 (es) | 1974-05-24 | 1974-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH610827A5 true CH610827A5 (es) | 1979-05-15 |
Family
ID=9139225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH656975A CH610827A5 (es) | 1974-05-24 | 1975-05-22 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4052218A (es) |
| CH (1) | CH610827A5 (es) |
| DE (1) | DE2522877A1 (es) |
| FR (1) | FR2272082B1 (es) |
| GB (1) | GB1488553A (es) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4183553A (en) * | 1977-02-04 | 1980-01-15 | Ciba-Geigy Corporation | Pressure- or heat-sensitive recording material and novel chromano compounds used therein |
| US4344909A (en) * | 1978-12-22 | 1982-08-17 | N.V. Raychem S.A. | Thermochromic composition |
| US4390611A (en) * | 1980-09-26 | 1983-06-28 | Shozo Ishikawa | Electrophotographic photosensitive azo pigment containing members |
| US4394439A (en) * | 1981-05-28 | 1983-07-19 | Robillard Jean J | Non-silver X-ray recording process |
| US4450023A (en) * | 1981-06-12 | 1984-05-22 | N.V. Raychem S.A. | Thermochromic composition |
| FR2508384B1 (fr) * | 1981-06-24 | 1986-06-20 | Aussedat Rey | Nouveaux developpeurs de couleur, compositions d'enregistrement thermographique les contenant et supports correspondants |
| FR2530191B1 (fr) * | 1982-07-16 | 1986-11-21 | Aussedat Rey | Nouveaux developpeurs de couleur a base de saccharine et/ou de derives de saccharine, compositions d'enregistrement thermographique les contenant et supports correspondants |
| EP0116584B1 (en) * | 1982-07-30 | 1990-06-13 | RAYCHEM CORPORATION (a Delaware corporation) | Thermochromic composition |
| US4743398A (en) * | 1983-05-20 | 1988-05-10 | Raychem Corporation | Thermochromic composition |
| IE56890B1 (en) * | 1984-12-30 | 1992-01-15 | Scully Richard L | Photosensitive composition for direct positive colour photograph |
| JPH0814696B2 (ja) * | 1987-09-17 | 1996-02-14 | 富士写真フイルム株式会社 | 感光性樹脂組成物 |
| US5206208A (en) * | 1991-11-20 | 1993-04-27 | Polaroid Corporation | Stabilization of thermal images |
| US8076058B2 (en) * | 2004-09-30 | 2011-12-13 | Hewlett-Packard Development Company, L.P. | Color forming compositions and associated methods |
| US8887971B2 (en) * | 2013-03-15 | 2014-11-18 | Dennis Company Limited | Knife sheath with metal retaining strap |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL128266C (es) | 1961-10-05 | |||
| US3320061A (en) * | 1963-06-24 | 1967-05-16 | Xerox Corp | Masking by total internal reflection for image reproduction and display |
| US3299079A (en) * | 1963-08-14 | 1967-01-17 | Polaroid Corp | Chelatable spiro [benzopyran-2, 2'-indoline] derivatives |
| GB1053905A (es) | 1964-05-11 | |||
| DE2230225C2 (de) * | 1972-06-21 | 1985-01-17 | Basf Ag, 6700 Ludwigshafen | Neue Chinoxalin-spiropyrane und deren Verwendung als Farbbildner für Kopierverfahren |
| JPS5544935B2 (es) * | 1972-06-27 | 1980-11-14 | ||
| US3923524A (en) * | 1973-10-29 | 1975-12-02 | Eastman Kodak Co | Fogged direct positive silver halide emulsions containing photographic sensitizing dyes derived from substituted salicylaldehydes |
-
1974
- 1974-05-24 FR FR7418078A patent/FR2272082B1/fr not_active Expired
-
1975
- 1975-05-19 US US05/579,119 patent/US4052218A/en not_active Expired - Lifetime
- 1975-05-22 CH CH656975A patent/CH610827A5/xx not_active IP Right Cessation
- 1975-05-23 GB GB23024/75A patent/GB1488553A/en not_active Expired
- 1975-05-23 DE DE19752522877 patent/DE2522877A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2522877A1 (de) | 1975-12-04 |
| FR2272082A1 (es) | 1975-12-19 |
| GB1488553A (en) | 1977-10-12 |
| FR2272082B1 (es) | 1978-08-11 |
| US4052218A (en) | 1977-10-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |