BE622029A - - Google Patents
Info
- Publication number
- BE622029A BE622029A BE622029DA BE622029A BE 622029 A BE622029 A BE 622029A BE 622029D A BE622029D A BE 622029DA BE 622029 A BE622029 A BE 622029A
- Authority
- BE
- Belgium
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
- B41M5/26—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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US138775A US3242122A (en) | 1961-09-18 | 1961-09-18 | Thermo-colorable record copy sheet and coating composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622029A true BE622029A (US06605200-20030812-C00035.png) |
Family
ID=22483582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622029D BE622029A (US06605200-20030812-C00035.png) | 1961-09-18 |
Country Status (7)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3445234A (en) * | 1962-10-31 | 1969-05-20 | Du Pont | Leuco dye/hexaarylbiimidazole imageforming composition |
| US3477850A (en) * | 1965-07-08 | 1969-11-11 | Itek Corp | Light sensitive heat erasable copying system |
| US3421894A (en) * | 1966-01-13 | 1969-01-14 | Ncr Co | Recording process utilizing 6'-nitro-1,3,3 - trimethyl-benzoindolinospiropyran dispersed in heat-meltable wax |
| US3422759A (en) * | 1966-06-02 | 1969-01-21 | Xerox Corp | Lithographic imaging system using photochromic and thermochromic materials |
| US3584934A (en) * | 1968-04-12 | 1971-06-15 | Itek Corp | Nonmechanical shutter |
| GB1273746A (en) * | 1968-10-03 | 1972-05-10 | Agfa Gevaert | Unsaturated photochromic monomers and polymers prepared therefrom |
| JPS4948632B1 (US06605200-20030812-C00035.png) * | 1968-10-30 | 1974-12-23 | ||
| US5234798A (en) * | 1991-10-04 | 1993-08-10 | Dittler Brothers, Incorporated | Thermal reactive structures |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2880110A (en) * | 1954-12-02 | 1959-03-31 | Minnesota Mining & Mfg | Heat-sensitive copying-paper |
| IT631615A (US06605200-20030812-C00035.png) * | 1960-02-26 | |||
| NL268635A (US06605200-20030812-C00035.png) * | 1960-08-26 | 1900-01-01 |
-
0
- NL NL283351D patent/NL283351A/xx unknown
- BE BE622029D patent/BE622029A/xx unknown
- NL NL127674D patent/NL127674C/xx active
-
1961
- 1961-09-18 US US138775A patent/US3242122A/en not_active Expired - Lifetime
-
1962
- 1962-06-19 GB GB23468/62A patent/GB951507A/en not_active Expired
- 1962-07-31 SE SE8399/62A patent/SE314301B/xx unknown
- 1962-08-14 CH CH959062A patent/CH407185A/fr unknown
- 1962-09-15 DE DEN22099A patent/DE1183918B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB951507A (en) | 1964-03-04 |
| NL127674C (US06605200-20030812-C00035.png) | |
| NL283351A (US06605200-20030812-C00035.png) | |
| CH407185A (fr) | 1966-02-15 |
| SE314301B (US06605200-20030812-C00035.png) | 1969-09-01 |
| US3242122A (en) | 1966-03-22 |
| DE1183918B (de) | 1964-12-23 |
