IT946703B - Processo per la sintesi di compo sti fluoranici - Google Patents
Processo per la sintesi di compo sti fluoraniciInfo
- Publication number
- IT946703B IT946703B IT19539/72A IT1953972A IT946703B IT 946703 B IT946703 B IT 946703B IT 19539/72 A IT19539/72 A IT 19539/72A IT 1953972 A IT1953972 A IT 1953972A IT 946703 B IT946703 B IT 946703B
- Authority
- IT
- Italy
- Prior art keywords
- synthesis
- fluorane compounds
- fluorane
- compounds
- Prior art date
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
- B41M5/124—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
-
- 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
- C09B11/10—Amino derivatives of triarylmethanes
- C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Color Printing (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46001741A JPS4932767B1 (it) | 1971-01-21 | 1971-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT946703B true IT946703B (it) | 1973-05-21 |
Family
ID=27150000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT19539/72A IT946703B (it) | 1971-01-21 | 1972-01-19 | Processo per la sintesi di compo sti fluoranici |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS4932767B1 (it) |
| AT (2) | AT311344B (it) |
| AU (1) | AU445916B2 (it) |
| BE (1) | BE778270A (it) |
| CA (1) | CA1005820A (it) |
| CH (1) | CH591547A5 (it) |
| FR (1) | FR2122572B1 (it) |
| GB (1) | GB1357244A (it) |
| IT (1) | IT946703B (it) |
| SE (2) | SE384864B (it) |
| ZA (1) | ZA72448B (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5953193B2 (ja) * | 1978-02-15 | 1984-12-24 | 神崎製紙株式会社 | 感熱記録体 |
| US4274660A (en) * | 1979-05-14 | 1981-06-23 | Sterling Drug Inc. | Carbonless duplicating and marking systems |
| CH654839A5 (de) * | 1983-09-26 | 1986-03-14 | Ciba Geigy Ag | Verfahren zur herstellung von basisch substituierten fluoranverbindungen. |
| EP0176161A1 (en) * | 1984-08-24 | 1986-04-02 | Taoka Chemical Co., Ltd | Novel fluoran compounds and production and use thereof |
| US5342967A (en) * | 1991-08-01 | 1994-08-30 | Yamamoto Chemicals, Inc. | Crystal modifications of 2-M-toluidino-3-methyl-6-di-N-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modifications |
| JP2984488B2 (ja) * | 1991-12-12 | 1999-11-29 | 山本化成株式会社 | ２−（３−メチルアニリノ）−３−メチル−６−ジエチルアミノフルオランの結晶変態、その製造方法及びこの結晶変態を含有する記録材料 |
| GB9724871D0 (en) * | 1997-11-26 | 1998-01-21 | Ciba Sc Holding Ag | Crystalline fluoran compound |
-
1971
- 1971-01-21 JP JP46001741A patent/JPS4932767B1/ja active Pending
-
1972
- 1972-01-18 GB GB241572A patent/GB1357244A/en not_active Expired
- 1972-01-19 IT IT19539/72A patent/IT946703B/it active
- 1972-01-20 SE SE7200652A patent/SE384864B/xx unknown
- 1972-01-20 AT AT45072A patent/AT311344B/de not_active IP Right Cessation
- 1972-01-20 AU AU38102/72A patent/AU445916B2/en not_active Expired
- 1972-01-20 AT AT1108472A patent/AT322578B/de not_active IP Right Cessation
- 1972-01-20 BE BE778270A patent/BE778270A/xx not_active IP Right Cessation
- 1972-01-21 CA CA132,979A patent/CA1005820A/en not_active Expired
- 1972-01-21 CH CH94172A patent/CH591547A5/xx not_active IP Right Cessation
- 1972-01-21 FR FR7201990A patent/FR2122572B1/fr not_active Expired
- 1972-01-21 ZA ZA720448A patent/ZA72448B/xx unknown
-
1974
- 1974-11-25 SE SE7414782A patent/SE403588B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA72448B (en) | 1972-12-27 |
| JPS4932767B1 (it) | 1974-09-03 |
| SE403588B (sv) | 1978-08-28 |
| BE778270A (fr) | 1972-07-19 |
| AT311344B (de) | 1973-11-12 |
| AT322578B (de) | 1975-05-26 |
| SE384864B (sv) | 1976-05-24 |
| DE2202315B2 (de) | 1975-11-20 |
| FR2122572B1 (it) | 1977-09-02 |
| CA1005820A (en) | 1977-02-22 |
| FR2122572A1 (it) | 1972-09-01 |
| AU3810272A (en) | 1973-07-26 |
| CH591547A5 (it) | 1977-09-30 |
| SE7414782L (it) | 1974-11-25 |
| AU445916B2 (en) | 1974-03-07 |
| DE2202315A1 (de) | 1972-08-03 |
| GB1357244A (en) | 1974-06-19 |
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