NL120548C - - Google Patents
Info
- Publication number
- NL120548C NL120548C NL213434A NL213434A NL120548C NL 120548 C NL120548 C NL 120548C NL 213434 A NL213434 A NL 213434A NL 213434 A NL213434 A NL 213434A NL 120548 C NL120548 C NL 120548C
- Authority
- NL
- Netherlands
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
- C09B48/00—Quinacridones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US557245A US2821530A (en) | 1956-01-04 | 1956-01-04 | Tetrahalogen substituted quinacridones |
Publications (1)
Publication Number | Publication Date |
---|---|
NL120548C true NL120548C (de) | 1965-12-17 |
Family
ID=24224615
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL213434A NL120548C (de) | 1956-01-04 | 1957-01-03 | |
NL213434D NL213434A (de) | 1956-01-04 | 1964-02-10 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL213434D NL213434A (de) | 1956-01-04 | 1964-02-10 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2821530A (de) |
CH (1) | CH369534A (de) |
DE (1) | DE1192765B (de) |
NL (2) | NL120548C (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3124581A (en) * | 1964-03-10 | Certificate of correction | ||
US3009916A (en) * | 1958-01-24 | 1961-11-21 | Du Pont | Alpha-phase dihydroquinacridone |
US3007930A (en) * | 1958-01-24 | 1961-11-07 | Du Pont | Beta-phase dihydroquinacridone and process |
US2969366A (en) * | 1958-02-11 | 1961-01-24 | Du Pont | Production of quinacridones |
DE1112597B (de) * | 1958-06-11 | 1961-08-10 | Ciba Geigy | Verfahren zur Herstellung von Chinacridonen |
US3024239A (en) * | 1958-06-11 | 1962-03-06 | Ciba Ltd | Process for the manufacture of quinacridones from 6:13-dihydroquinacridones |
CH430914A (de) * | 1958-07-29 | 1967-02-28 | Sandoz Ag | Verfahren zur Herstellung von unsymmetrischen Chinacridin-7,14-dionen |
US3072660A (en) * | 1958-12-24 | 1963-01-08 | Du Pont | Production of dihydroquinacridones |
DE1208840B (de) * | 1959-06-26 | 1966-01-13 | Cassella Farbwerke Mainkur Ag | Verfahren zur Herstellung von linearen Chinacridonen |
US3160510A (en) * | 1960-04-25 | 1964-12-08 | Du Pont | Quinacridone pigment compositions |
US3116295A (en) * | 1960-07-09 | 1963-12-31 | Cassella Farbwerke Mainkur Ag | Process for the production of dihydroquinacridones |
US3085023A (en) * | 1960-07-25 | 1963-04-09 | Du Pont | Pigment |
US3342823A (en) * | 1960-10-24 | 1967-09-19 | Allied Chem | Preparation of quinacridones using polyphosphoric acid |
US3185694A (en) * | 1962-09-17 | 1965-05-25 | Du Pont | Process for preparing quinacridonequinones |
US3272822A (en) * | 1963-10-15 | 1966-09-13 | Du Pont | Polychloroquinacridone pigments |
US4247695A (en) * | 1979-02-26 | 1981-01-27 | E. I. Du Pont De Nemours And Company | Process for preparation of quinacridone pigments using moderately concentrated acid |
US4432796A (en) * | 1981-09-21 | 1984-02-21 | Mobay Chemical Corporation | Process for the conditioning of an organic pigment |
DE3605976A1 (de) * | 1986-02-25 | 1987-08-27 | Bayer Ag | Verfahren zur herstellung von 6,13-dihydrochinacridonen und chinacridonen |
JP3055365B2 (ja) * | 1993-06-30 | 2000-06-26 | 東洋インキ製造株式会社 | 2,5−ジ(アリールアミノ)−3,6−ジヒドロテレフタル酸ジアルキルエステル類の製造法およびこれを中間体とするキナクリドン類の製造法 |
JPH07242836A (ja) * | 1993-11-19 | 1995-09-19 | Toyo Ink Mfg Co Ltd | 6,13−ジヒドロキナクリドン類の製造方法およびこれを中間体とするキナクリドン類の製造方法 |
WO1998008360A1 (fr) | 1996-08-19 | 1998-02-26 | Tdk Corporation | Dispositif electroluminescent organique |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2054100A (en) * | 1934-11-23 | 1936-09-15 | Du Pont | Preparation of polycyclic aromatic monocarboxylic acids |
-
1956
- 1956-01-04 US US557245A patent/US2821530A/en not_active Expired - Lifetime
- 1956-12-28 DE DEP17691A patent/DE1192765B/de active Pending
-
1957
- 1957-01-03 NL NL213434A patent/NL120548C/xx active
- 1957-01-04 CH CH4129257A patent/CH369534A/de unknown
-
1964
- 1964-02-10 NL NL213434D patent/NL213434A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL213434A (de) | 1964-02-10 |
CH369534A (de) | 1963-05-31 |
US2821530A (en) | 1958-01-28 |
DE1192765B (de) | 1965-05-13 |