GB1529076A - Chromogenic compounds - Google Patents
Chromogenic compoundsInfo
- Publication number
- GB1529076A GB1529076A GB3220176A GB3220176A GB1529076A GB 1529076 A GB1529076 A GB 1529076A GB 3220176 A GB3220176 A GB 3220176A GB 3220176 A GB3220176 A GB 3220176A GB 1529076 A GB1529076 A GB 1529076A
- Authority
- GB
- United Kingdom
- Prior art keywords
- methylindole
- ethyl
- carboxylic
- carbonylquinoline
- aug
- 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.)
- Expired
Links
- 239000003593 chromogenic compound Substances 0.000 title 1
- -1 1-Ethyl-2-methylindole-3-yl Chemical group 0.000 abstract 3
- XMOWAIVXKJWQBJ-UHFFFAOYSA-N 1-ethyl-2-methylindole Chemical compound C1=CC=C2N(CC)C(C)=CC2=C1 XMOWAIVXKJWQBJ-UHFFFAOYSA-N 0.000 abstract 1
- XRWHFLYPIZLJOF-UHFFFAOYSA-N C(=O)=C1C(N=C2C=CC=CC2=C1)C(=O)O Chemical compound C(=O)=C1C(N=C2C=CC=CC2=C1)C(=O)O XRWHFLYPIZLJOF-UHFFFAOYSA-N 0.000 abstract 1
- ANYGEXBFIWUYGO-UHFFFAOYSA-N C(=O)=C1NC2=CC=CC=C2C=C1C(=O)O Chemical compound C(=O)=C1NC2=CC=CC=C2C=C1C(=O)O ANYGEXBFIWUYGO-UHFFFAOYSA-N 0.000 abstract 1
- NLVZUORLSQCGFQ-UHFFFAOYSA-N furo[3,4-b]quinoline-1,3-dione Chemical compound C1=CC=C2C=C3C(=O)OC(=O)C3=NC2=C1 NLVZUORLSQCGFQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Color Printing (AREA)
- Plural Heterocyclic Compounds (AREA)
- Developing Agents For Electrophotography (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50094950A JPS5220113A (en) | 1975-08-06 | 1975-08-06 | Recording materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1529076A true GB1529076A (en) | 1978-10-18 |
Family
ID=14124211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3220176A Expired GB1529076A (en) | 1975-08-06 | 1976-08-03 | Chromogenic compounds |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5220113A (enrdf_load_stackoverflow) |
| BE (1) | BE844962A (enrdf_load_stackoverflow) |
| DE (1) | DE2634987A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1529076A (enrdf_load_stackoverflow) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE791898A (fr) * | 1971-11-26 | 1973-05-24 | Ciba Geigy Ag | Procede de preparation de substances chromogenes a partir d'indoles et d'anhydrides d'acides dicarboxyliques vicinaux, aromatiques ou heteroaromatiques, nouveaux chromogenes de cette categorie et leur emploi |
| DE2259409C2 (de) * | 1971-12-06 | 1985-10-10 | Appleton Papers Inc., Appleton, Wis. | Chromogene Furo[3,4-b]pyridin-7-one und -pyrazin-5-one |
| JPS5124362B2 (enrdf_load_stackoverflow) * | 1973-03-15 | 1976-07-23 | ||
| JPS585210B2 (ja) * | 1973-07-24 | 1983-01-29 | 保土谷化学工業株式会社 | シキソ ノ セイソクウホウホウ |
-
1975
- 1975-08-06 JP JP50094950A patent/JPS5220113A/ja active Granted
-
1976
- 1976-08-03 GB GB3220176A patent/GB1529076A/en not_active Expired
- 1976-08-04 DE DE19762634987 patent/DE2634987A1/de active Granted
- 1976-08-06 BE BE169620A patent/BE844962A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS544283B2 (enrdf_load_stackoverflow) | 1979-03-05 |
| DE2634987C2 (enrdf_load_stackoverflow) | 1989-08-17 |
| JPS5220113A (en) | 1977-02-15 |
| DE2634987A1 (de) | 1977-02-24 |
| BE844962A (fr) | 1976-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |