BE500448A - - Google Patents
Info
- Publication number
- BE500448A BE500448A BE500448DA BE500448A BE 500448 A BE500448 A BE 500448A BE 500448D A BE500448D A BE 500448DA BE 500448 A BE500448 A BE 500448A
- Authority
- BE
- Belgium
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
- C09B47/00—Porphines; Azaporphines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Coloring (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB824/50A GB689389A (en) | 1950-01-12 | 1950-01-12 | New colouring matters of the tetra-aza-porphin series |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE500448A true BE500448A (US06486227-20021126-C00005.png) |
Family
ID=9711116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE500448D BE500448A (US06486227-20021126-C00005.png) | 1950-01-12 |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2744913A (en) * | 1956-05-08 | Process for the manufacture of tetra- |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2850505A (en) * | 1955-02-14 | 1958-09-02 | American Cyanamid Co | Tetraphenyltetrazaporphins |
| DE1125100B (de) * | 1955-08-02 | 1962-03-08 | Siegle & Co Ges Mit Beschraenk | Verfahren zur Herstellung von stabilen Metallphthalocyaninen |
| DE1101664B (de) * | 1957-12-02 | 1961-03-09 | Bayer Ag | Verfahren zur Herstellung von wasserunloeslichen Farbstoffen |
| DE1202419B (de) * | 1960-02-26 | 1965-10-07 | Ciba Geigy | Verfahren zur Herstellung von Kupferphthalocyaninen |
| US3267115A (en) * | 1960-06-13 | 1966-08-16 | Monsanto Co | Organic semiconductors |
| JPH11242348A (ja) * | 1997-07-14 | 1999-09-07 | Ricoh Co Ltd | 電子写真用顔料および該顔料を使用した電子写真用感光体 |
| US6824712B1 (en) * | 1999-08-04 | 2004-11-30 | Skc Co. Ltd. | Selectively light-absorptive material, coating composition containing the same, and filter manufactured using the coating composition for color displays |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2213726A (en) * | 1935-07-10 | 1940-09-03 | Ici Ltd | Compounds of the phthalocyanine series |
-
0
- BE BE500448D patent/BE500448A/xx unknown
- NL NL73076D patent/NL73076C/xx active
-
1950
- 1950-01-12 GB GB824/50A patent/GB689389A/en not_active Expired
-
1951
- 1951-01-10 US US205431A patent/US2681345A/en not_active Expired - Lifetime
- 1951-01-11 DE DEJ3693A patent/DE929805C/de not_active Expired
- 1951-01-11 FR FR1031833D patent/FR1031833A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2744913A (en) * | 1956-05-08 | Process for the manufacture of tetra- |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1031833A (fr) | 1953-06-26 |
| NL73076C (US06486227-20021126-C00005.png) | |
| GB689389A (en) | 1953-03-25 |
| DE929805C (de) | 1955-07-04 |
| US2681345A (en) | 1954-06-15 |
