IT1211030B - Sostanza cromogena. - Google Patents
Sostanza cromogena.Info
- Publication number
- IT1211030B IT1211030B IT8121413A IT2141381A IT1211030B IT 1211030 B IT1211030 B IT 1211030B IT 8121413 A IT8121413 A IT 8121413A IT 2141381 A IT2141381 A IT 2141381A IT 1211030 B IT1211030 B IT 1211030B
- Authority
- IT
- Italy
- Prior art keywords
- chromogenic substance
- chromogenic
- substance
- Prior art date
Links
- 239000000126 substance Substances 0.000 title 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
---|---|---|---|
JP5671880A JPS56151597A (en) | 1980-04-28 | 1980-04-28 | Recording material |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8121413A0 IT8121413A0 (it) | 1981-04-28 |
IT1211030B true IT1211030B (it) | 1989-09-29 |
Family
ID=13035258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8121413A IT1211030B (it) | 1980-04-28 | 1981-04-28 | Sostanza cromogena. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS56151597A (it) |
BE (1) | BE888596A (it) |
CH (1) | CH657367A5 (it) |
DE (1) | DE3116815A1 (it) |
FR (1) | FR2481286B1 (it) |
GB (1) | GB2075042B (it) |
IT (1) | IT1211030B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4668790A (en) * | 1981-12-23 | 1987-05-26 | Ciba-Geigy Corporation | Chromogenic dihydrofuropyridinones |
US4508897A (en) * | 1981-12-23 | 1985-04-02 | Ciba Geigy Corporation | Preparation of chromogenic azaphthalides |
CH652733A5 (de) * | 1983-04-07 | 1985-11-29 | Ciba Geigy Ag | Verfahren zur herstellung von 4-azaphthalidverbindungen. |
DE3469531D1 (en) * | 1983-09-15 | 1988-04-07 | Ciba Geigy Ag | 5- and 6-azaphthalides, their mixture of isomers, process for their production and their use in recording materials which are sensitive to pressure and heat |
JPS6085986A (ja) * | 1983-10-18 | 1985-05-15 | Yamada Kagaku Kogyo Kk | 発色性記録材料 |
JPS60224582A (ja) * | 1984-04-20 | 1985-11-08 | Yamada Kagaku Kogyo Kk | 発色性記録材料 |
CH664578A5 (de) * | 1985-01-15 | 1988-03-15 | Ciba Geigy Ag | Ringsubstituierte 4-azaphthalide. |
US4730057A (en) * | 1985-01-17 | 1988-03-08 | Kanzaki Paper Manufacturing Co., Ltd. | Phthalide derivatives useful as colorless chromogenic material |
US4660060A (en) * | 1985-06-17 | 1987-04-21 | The Hilton-Davis Chemical Co. | Imaging systems containing 3-(indol-3-yl)-3-(4-substituted aminophenyl)phthalides |
JPS6331789A (ja) * | 1986-07-28 | 1988-02-10 | Fuji Photo Film Co Ltd | 感圧記録シ−ト |
JP2008150527A (ja) * | 2006-12-19 | 2008-07-03 | Mitsubishi Paper Mills Ltd | スクラッチ発色用インキおよび不可視情報印刷シート |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE791793A (fr) * | 1971-12-06 | 1973-03-16 | Ncr Co | Composes chromogenes |
JPS49118514A (it) * | 1973-03-15 | 1974-11-13 | ||
JPS503426A (it) * | 1973-05-16 | 1975-01-14 | ||
JPS505116A (it) * | 1973-05-16 | 1975-01-20 | ||
JPS5031917A (it) * | 1973-07-24 | 1975-03-28 | ||
GB1467898A (en) * | 1974-04-09 | 1977-03-23 | Ciba Geigy Ag | Heterocyclic substituted lactone compounds their manufacture and use |
CA1110244A (en) * | 1977-09-29 | 1981-10-06 | Troy E. Hoover | Synthesis of chromogenic indolylphenyldihydrofuropyridin-one compounds |
CS231168B2 (en) * | 1978-12-29 | 1984-10-15 | Appleton Paper Inc | Recording material |
DK536979A (da) * | 1978-12-29 | 1980-06-30 | Appleton Paper Inc | Chromogent materiale og fremgangsmaade til fremstilling deraf |
AT376615B (de) * | 1978-12-29 | 1984-12-10 | Appleton Paper Inc | Chromogene zusammensetzung zur verwendung in druckempfindlichen aufzeichnungsmaterialien |
-
1980
- 1980-04-28 JP JP5671880A patent/JPS56151597A/ja active Pending
-
1981
- 1981-04-28 BE BE0/204625A patent/BE888596A/fr not_active IP Right Cessation
- 1981-04-28 FR FR8108454A patent/FR2481286B1/fr not_active Expired
- 1981-04-28 IT IT8121413A patent/IT1211030B/it active
- 1981-04-28 GB GB8113113A patent/GB2075042B/en not_active Expired
- 1981-04-28 CH CH2762/81A patent/CH657367A5/de not_active IP Right Cessation
- 1981-04-28 DE DE19813116815 patent/DE3116815A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2481286B1 (fr) | 1985-07-12 |
JPS56151597A (en) | 1981-11-24 |
DE3116815A1 (de) | 1982-02-11 |
BE888596A (fr) | 1981-10-28 |
DE3116815C2 (it) | 1990-02-08 |
IT8121413A0 (it) | 1981-04-28 |
FR2481286A1 (fr) | 1981-10-30 |
GB2075042B (en) | 1985-05-30 |
CH657367A5 (de) | 1986-08-29 |
GB2075042A (en) | 1981-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19990331 |