JPS5638623B1 - - Google Patents
Info
- Publication number
- JPS5638623B1 JPS5638623B1 JP3412671A JP3412671A JPS5638623B1 JP S5638623 B1 JPS5638623 B1 JP S5638623B1 JP 3412671 A JP3412671 A JP 3412671A JP 3412671 A JP3412671 A JP 3412671A JP S5638623 B1 JPS5638623 B1 JP S5638623B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/06—Peri-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Coloring (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702025290 DE2025290C3 (de) | 1970-05-23 | 1970-05-23 | Benzoxanthen- und Benzothioxanthenfarbstoffe und Verfahren zu ihrer Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5638623B1 true JPS5638623B1 (ja) | 1981-09-08 |
Family
ID=5771932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3412671A Pending JPS5638623B1 (ja) | 1970-05-23 | 1971-05-21 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5638623B1 (ja) |
BR (1) | BR7103135D0 (ja) |
CH (1) | CH549086A (ja) |
DE (1) | DE2025290C3 (ja) |
FR (1) | FR2097802A5 (ja) |
GB (1) | GB1353165A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2607966C3 (de) * | 1976-02-27 | 1982-02-04 | Hoechst Ag, 6000 Frankfurt | Benzothioxanthene, Verfahren zu ihrer Herstellung und ihre Verwendung als Fluoreszenzfarbstoffe |
DE2815031A1 (de) * | 1978-04-07 | 1979-10-18 | Hoechst Ag | Verwendung von farbstoffen zur fluoreszenz-aktivierten helligkeitsverstaerkung |
-
1970
- 1970-05-23 DE DE19702025290 patent/DE2025290C3/de not_active Expired
-
1971
- 1971-05-18 CH CH729671A patent/CH549086A/xx not_active IP Right Cessation
- 1971-05-21 JP JP3412671A patent/JPS5638623B1/ja active Pending
- 1971-05-21 BR BR313571A patent/BR7103135D0/pt unknown
- 1971-05-24 FR FR7118693A patent/FR2097802A5/fr not_active Expired
- 1971-05-24 GB GB1655271A patent/GB1353165A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1353165A (en) | 1974-05-15 |
FR2097802A5 (ja) | 1972-03-03 |
DE2025290A1 (de) | 1971-12-02 |
BR7103135D0 (pt) | 1973-04-12 |
DE2025290B2 (de) | 1973-08-02 |
CH549086A (de) | 1974-05-15 |
DE2025290C3 (de) | 1974-03-21 |