BE424219A - - Google Patents
Info
- Publication number
- BE424219A BE424219A BE424219DA BE424219A BE 424219 A BE424219 A BE 424219A BE 424219D A BE424219D A BE 424219DA BE 424219 A BE424219 A BE 424219A
- 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
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/08—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines
- C09B23/086—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines more than five >CH- groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Indole Compounds (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2207915X | 1936-10-23 | ||
| GB31704/36A GB485623A (en) | 1936-10-23 | 1936-11-19 | Manufacture of polymethine dyestuffs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE424219A true BE424219A (en:Method) | 1937-11-30 |
Family
ID=32070942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE424219D BE424219A (en:Method) | 1936-10-23 | 1937-10-22 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2207915A (en:Method) |
| BE (1) | BE424219A (en:Method) |
| FR (1) | FR827893A (en:Method) |
| GB (1) | GB485623A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2425772A (en) * | 1941-09-03 | 1947-08-19 | Du Pont | Polymeric cyanine dyestuffs |
-
1936
- 1936-11-19 GB GB31704/36A patent/GB485623A/en not_active Expired
-
1937
- 1937-10-14 FR FR827893D patent/FR827893A/fr not_active Expired
- 1937-10-16 US US169458A patent/US2207915A/en not_active Expired - Lifetime
- 1937-10-22 BE BE424219D patent/BE424219A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2207915A (en) | 1940-07-16 |
| FR827893A (fr) | 1938-05-05 |
| GB485623A (en) | 1938-05-19 |