FR2334720A1 - Procede d'obtention de colorants de triarylmethane - Google Patents
Procede d'obtention de colorants de triarylmethaneInfo
- Publication number
- FR2334720A1 FR2334720A1 FR7637312A FR7637312A FR2334720A1 FR 2334720 A1 FR2334720 A1 FR 2334720A1 FR 7637312 A FR7637312 A FR 7637312A FR 7637312 A FR7637312 A FR 7637312A FR 2334720 A1 FR2334720 A1 FR 2334720A1
- Authority
- FR
- France
- Prior art keywords
- obtaining
- triarylmethane colorants
- triarylmethane
- colorants
- obtaining triarylmethane
- 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- Withdrawn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
- 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
-
- 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
- C09B11/12—Amino derivatives of triarylmethanes without any OH group bound to an aryl nucleus
- C09B11/18—Preparation by oxidation
-
- 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
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0096—Purification; Precipitation; Filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Indole Compounds (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752555747 DE2555747A1 (de) | 1975-12-11 | 1975-12-11 | Verfahren zur gewinnung von triarylmethanfarbstoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2334720A1 true FR2334720A1 (fr) | 1977-07-08 |
Family
ID=5964087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7637312A Withdrawn FR2334720A1 (fr) | 1975-12-11 | 1976-12-10 | Procede d'obtention de colorants de triarylmethane |
Country Status (8)
Country | Link |
---|---|
US (1) | US4247470A (fr) |
JP (1) | JPS5271525A (fr) |
BR (1) | BR7608255A (fr) |
CH (1) | CH620699A5 (fr) |
DE (1) | DE2555747A1 (fr) |
ES (1) | ES454070A1 (fr) |
FR (1) | FR2334720A1 (fr) |
GB (1) | GB1512919A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2392083A1 (fr) * | 1977-05-26 | 1978-12-22 | Bayer Ag | Procede de production de colorants de la classe des triarylmethanes |
WO1994002550A1 (fr) * | 1992-07-23 | 1994-02-03 | Basf Aktiengesellschaft | Procede de nettoyage de matieres solides hydrophobes |
WO2000008105A1 (fr) * | 1998-08-08 | 2000-02-17 | Basf Aktiengesellschaft | Procede pour la preparation de solutions aqueuses de colorants cationiques au di- et triarylmethane |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4590006A (en) * | 1981-11-10 | 1986-05-20 | James River Graphics, Inc. | Organic photoconductors having improved pre-exposure fatigue resistance and blooming properties |
US4448446A (en) * | 1981-12-09 | 1984-05-15 | The Sherwin-Williams Company | Process for the purification of triphenylmethane compounds and pressure sensitive copysheet containing same |
US4678613A (en) * | 1981-12-09 | 1987-07-07 | Pmc Specialties Group, Inc. | Process for the purification of triphenylmethane compounds |
DE3309726C1 (de) * | 1983-03-18 | 1984-09-20 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung saurer,elektrolytarmer Farbstoffe der Triphenylmethan-Reihe |
US4944806A (en) * | 1987-12-28 | 1990-07-31 | Basf Corporation | Rigmentary salt of a triphenylmethane compound and process for making same |
BR112020008476B1 (pt) * | 2017-11-01 | 2023-11-21 | Milliken & Company | Composto leuco |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2422445A (en) * | 1945-12-15 | 1947-06-17 | Du Pont | Process of recovering triaryl-methane dyestuffs |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2429081A (en) * | 1946-10-03 | 1947-10-14 | American Dyewood Company | Method of treating triphenyl rosaniline spirit blue |
NL277914A (fr) * | 1961-05-03 | |||
US3671553A (en) * | 1969-04-18 | 1972-06-20 | Hoechst Ag | Process for the preparation of very pure monosulfonic acids of triphenyl-methane dyestuffs |
US3679713A (en) * | 1970-01-20 | 1972-07-25 | American Cyanamid Co | Recovery and purification of basic triarylmethane dyes |
US3686233A (en) * | 1970-01-20 | 1972-08-22 | American Cyanamid Co | Recovery and purification of methyl violet dyes |
-
1975
- 1975-12-11 DE DE19752555747 patent/DE2555747A1/de not_active Withdrawn
-
1976
- 1976-12-08 US US05/748,480 patent/US4247470A/en not_active Expired - Lifetime
- 1976-12-08 GB GB51211/76A patent/GB1512919A/en not_active Expired
- 1976-12-08 CH CH1542676A patent/CH620699A5/de not_active IP Right Cessation
- 1976-12-09 ES ES454070A patent/ES454070A1/es not_active Expired
- 1976-12-09 BR BR7608255A patent/BR7608255A/pt unknown
- 1976-12-09 JP JP51147232A patent/JPS5271525A/ja active Pending
- 1976-12-10 FR FR7637312A patent/FR2334720A1/fr not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2422445A (en) * | 1945-12-15 | 1947-06-17 | Du Pont | Process of recovering triaryl-methane dyestuffs |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2392083A1 (fr) * | 1977-05-26 | 1978-12-22 | Bayer Ag | Procede de production de colorants de la classe des triarylmethanes |
WO1994002550A1 (fr) * | 1992-07-23 | 1994-02-03 | Basf Aktiengesellschaft | Procede de nettoyage de matieres solides hydrophobes |
WO2000008105A1 (fr) * | 1998-08-08 | 2000-02-17 | Basf Aktiengesellschaft | Procede pour la preparation de solutions aqueuses de colorants cationiques au di- et triarylmethane |
US6533826B1 (en) | 1998-08-08 | 2003-03-18 | Basf Aktiengesellschaft | Method for producing aqueous solutions of cationic diarylmethane colorants and triarylmethane colorants |
Also Published As
Publication number | Publication date |
---|---|
BR7608255A (pt) | 1977-11-29 |
ES454070A1 (es) | 1977-11-16 |
US4247470A (en) | 1981-01-27 |
GB1512919A (en) | 1978-06-01 |
CH620699A5 (fr) | 1980-12-15 |
DE2555747A1 (de) | 1977-06-16 |
JPS5271525A (en) | 1977-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |