GB1306263A - - Google Patents
Info
- Publication number
- GB1306263A GB1306263A GB2419370A GB2419370A GB1306263A GB 1306263 A GB1306263 A GB 1306263A GB 2419370 A GB2419370 A GB 2419370A GB 2419370 A GB2419370 A GB 2419370A GB 1306263 A GB1306263 A GB 1306263A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phenol
- acetoanilino
- benzoylanilino
- anilinophenol
- benzylanilino
- 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
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
- C09B11/10—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)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3979569 | 1969-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1306263A true GB1306263A (de) | 1973-02-07 |
Family
ID=12562872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2419370A Expired GB1306263A (de) | 1969-05-22 | 1970-05-19 |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2024859B2 (de) |
ES (1) | ES379880A1 (de) |
FR (1) | FR2048541A5 (de) |
GB (1) | GB1306263A (de) |
IE (1) | IE34290B1 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4444591A (en) * | 1977-08-02 | 1984-04-24 | Yamada Chemical Co., Ltd. | Chromogenic compounds and the use thereof as color former in copying or recording materials |
US4603202A (en) * | 1983-10-14 | 1986-07-29 | Basf Aktiengesellschaft | Fluoran colorants for recording systems |
US4806657A (en) * | 1983-09-26 | 1989-02-21 | Ciba-Geigy Corporation | Process for the preparation of fluoran compounds which are substituted by basic groups |
EP0511019A2 (de) * | 1991-04-25 | 1992-10-28 | Mitsui Petrochemical Industries, Ltd. | Verfahren zur Herstellung von Ketosäuren |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE397360B (sv) * | 1970-10-13 | 1977-10-31 | Kanzaki Paper Mfg Co Ltd | Fluoranforeningar, speciellt bensfluoranforeningar, till anvendning som fergmaterial i registrerings- och kopieringssystem och sett att framstella dessa nya foreningar |
JPS5014533B1 (de) * | 1971-03-30 | 1975-05-28 | ||
CA968361A (en) * | 1971-08-30 | 1975-05-27 | Ncr Corporation | Synthesis of phthalides and fluorans and the products thereof |
JPS5033891B2 (de) * | 1971-10-29 | 1975-11-04 | ||
JPS5122415B2 (de) * | 1972-01-22 | 1976-07-09 | ||
JPS4885243A (de) * | 1972-02-16 | 1973-11-12 | ||
JPS5434909A (en) * | 1977-08-08 | 1979-03-14 | Yamada Chem Co | Colored recording material |
US4524373A (en) * | 1982-02-24 | 1985-06-18 | Kanzaki Paper Manufacturing Co., Ltd. | Fluoran derivatives as new compounds, process for preparing the same and recording system utilizing the same as colorless chromogenic material |
DE3505285A1 (de) * | 1985-02-15 | 1986-08-21 | Ciba-Geigy Ag, Basel | Verfahren zur herstellung von basisch substituierten fluoranverbindungen |
JPH0730256B2 (ja) * | 1985-06-05 | 1995-04-05 | 日本曹達株式会社 | フルオラン系発色性染料 |
-
1970
- 1970-05-19 IE IE65570A patent/IE34290B1/xx unknown
- 1970-05-19 GB GB2419370A patent/GB1306263A/en not_active Expired
- 1970-05-20 FR FR7018239A patent/FR2048541A5/fr not_active Expired
- 1970-05-21 DE DE19702024859 patent/DE2024859B2/de not_active Withdrawn
- 1970-05-21 ES ES379880A patent/ES379880A1/es not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4444591A (en) * | 1977-08-02 | 1984-04-24 | Yamada Chemical Co., Ltd. | Chromogenic compounds and the use thereof as color former in copying or recording materials |
US4806657A (en) * | 1983-09-26 | 1989-02-21 | Ciba-Geigy Corporation | Process for the preparation of fluoran compounds which are substituted by basic groups |
US4603202A (en) * | 1983-10-14 | 1986-07-29 | Basf Aktiengesellschaft | Fluoran colorants for recording systems |
EP0511019A2 (de) * | 1991-04-25 | 1992-10-28 | Mitsui Petrochemical Industries, Ltd. | Verfahren zur Herstellung von Ketosäuren |
EP0858993A1 (de) | 1991-04-25 | 1998-08-19 | Mitsui Chemicals, Inc. | Verfahren zur Herstellung von Ketosäuren |
EP0511019B1 (de) * | 1991-04-25 | 1999-06-23 | Mitsui Chemicals, Inc. | Verfahren zur Herstellung von Ketosäuren |
EP0858993B1 (de) * | 1991-04-25 | 2003-06-25 | Mitsui Chemicals, Inc. | Verfahren zur Herstellung von Ketosäuren |
Also Published As
Publication number | Publication date |
---|---|
DE2024859A1 (de) | 1970-11-26 |
IE34290L (en) | 1970-11-22 |
ES379880A1 (es) | 1972-09-16 |
DE2024859B2 (de) | 1974-03-14 |
IE34290B1 (en) | 1975-04-02 |
FR2048541A5 (de) | 1971-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
414F | Notice of opposition given (sect. 14/1949) | ||
414A | Case decided by the comptroller ** specification amended (sect. 14/1949) | ||
PS | Patent sealed | ||
SP | Amendment (slips) printed | ||
PE20 | Patent expired after termination of 20 years |