GB8516781D0 - Recording material - Google Patents
Recording materialInfo
- Publication number
- GB8516781D0 GB8516781D0 GB858516781A GB8516781A GB8516781D0 GB 8516781 D0 GB8516781 D0 GB 8516781D0 GB 858516781 A GB858516781 A GB 858516781A GB 8516781 A GB8516781 A GB 8516781A GB 8516781 D0 GB8516781 D0 GB 8516781D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- recording material
- recording
- Prior art date
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/10—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
- B41M5/124—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)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Color Printing (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59136976A JPS6114980A (en) | 1984-07-02 | 1984-07-02 | Recording material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB8516781D0 true GB8516781D0 (en) | 1985-08-07 |
| GB2163272A GB2163272A (en) | 1986-02-19 |
Family
ID=15187864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08516781A Withdrawn GB2163272A (en) | 1984-07-02 | 1985-07-02 | Recording material containing fluoran derivative as color former |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS6114980A (en) |
| GB (1) | GB2163272A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0712751B2 (en) * | 1989-09-30 | 1995-02-15 | 日本製紙株式会社 | Thermal recording sheet |
-
1984
- 1984-07-02 JP JP59136976A patent/JPS6114980A/en active Pending
-
1985
- 1985-07-02 GB GB08516781A patent/GB2163272A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6114980A (en) | 1986-01-23 |
| GB2163272A (en) | 1986-02-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |