BE509000A - - Google Patents
Info
- Publication number
- BE509000A BE509000A BE509000DA BE509000A BE 509000 A BE509000 A BE 509000A BE 509000D A BE509000D A BE 509000DA BE 509000 A BE509000 A BE 509000A
- 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
- C09B47/04—Phthalocyanines abbreviation: Pc
- C09B47/30—Metal-free phthalocyanines
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH708039X | 1951-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509000A true BE509000A (en) |
Family
ID=4530530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509000D BE509000A (en) | 1951-02-06 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2699441A (en) |
| BE (1) | BE509000A (en) |
| CH (1) | CH292413A (en) |
| DE (1) | DE955538C (en) |
| FR (1) | FR1050179A (en) |
| GB (1) | GB708039A (en) |
| NL (1) | NL80561C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH390434A (en) * | 1960-10-14 | 1965-04-15 | Geigy Ag J R | Process for the preparation of mixtures of alkali phthalocyanines and metal-free phthalocyanine |
| CH579131A5 (en) * | 1972-12-28 | 1976-08-31 | Ciba Geigy Ag |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB410814A (en) * | 1932-11-16 | 1934-05-16 | Isidor Morris Heilbron | Manufacture of colouring matters from o-arylene dicyanides |
| DE733089C (en) * | 1936-11-08 | 1943-03-18 | Ig Farbenindustrie Ag | Process for the production of metal-containing phthalocyanines |
| US2214454A (en) * | 1936-12-11 | 1940-09-10 | Ici Ltd | Manufacture of finely divided phthalocyanine pigments |
| US2485168A (en) * | 1948-04-01 | 1949-10-18 | Du Pont | Manufacture of metal-free phthalocyanine |
-
0
- NL NL80561D patent/NL80561C/xx active
- BE BE509000D patent/BE509000A/xx unknown
-
1951
- 1951-02-06 CH CH292413D patent/CH292413A/en unknown
-
1952
- 1952-02-03 DE DEC5347A patent/DE955538C/en not_active Expired
- 1952-02-04 US US269902A patent/US2699441A/en not_active Expired - Lifetime
- 1952-02-04 FR FR1050179D patent/FR1050179A/en not_active Expired
- 1952-02-05 GB GB3068/52A patent/GB708039A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1050179A (en) | 1954-01-05 |
| CH292413A (en) | 1953-08-15 |
| DE955538C (en) | 1957-01-03 |
| GB708039A (en) | 1954-04-28 |
| US2699441A (en) | 1955-01-11 |
| NL80561C (en) |