FR914841A - Nouveaux colorants et leurs applications en photographie - Google Patents
Nouveaux colorants et leurs applications en photographieInfo
- Publication number
- FR914841A FR914841A FR914841DA FR914841A FR 914841 A FR914841 A FR 914841A FR 914841D A FR914841D A FR 914841DA FR 914841 A FR914841 A FR 914841A
- Authority
- FR
- France
- Prior art keywords
- photography
- applications
- new dyes
- dyes
- new
- Prior art date
- 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.)
- Expired
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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
-
- 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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/021—Disazo dyes characterised by two coupling components of the same type
- C09B35/023—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy or polyhydroxy compound
-
- 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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/021—Disazo dyes characterised by two coupling components of the same type
- C09B35/033—Disazo dyes characterised by two coupling components of the same type in which the coupling component is an arylamide of an o-hydroxy-carboxylic acid or of a beta-keto-carboxylic acid
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/83—Organic dyestuffs therefor
- G03C1/831—Azo dyes
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
- G03C7/29—Azo dyes therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US333807A US2294893A (en) | 1940-05-07 | 1940-05-07 | Dye for photographic layers |
Publications (1)
Publication Number | Publication Date |
---|---|
FR914841A true FR914841A (fr) | 1946-10-18 |
Family
ID=23304337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR914841D Expired FR914841A (fr) | 1940-05-07 | 1945-02-08 | Nouveaux colorants et leurs applications en photographie |
Country Status (3)
Country | Link |
---|---|
US (1) | US2294893A (fr) |
DE (1) | DE740708C (fr) |
FR (1) | FR914841A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE23357E (en) * | 1939-08-28 | 1951-04-17 | Processes for producing same | |
BE567518A (fr) * | 1957-05-09 | |||
DE1039839B (de) * | 1957-07-04 | 1958-09-25 | Agfa Ag | Verfahren zur Herstellung von Farbbildern nach dem Silberfarbbleichverfahren unter Verwendung von Azofarbstoffen |
DE1041355B (de) * | 1957-07-05 | 1958-10-16 | Agfa Ag | Verfahren zur Herstellung von Farbbildern nach dem Silberfarbbleichverfahren unter Verwendung von Azofarbstoffen |
DE1039840B (de) * | 1957-07-13 | 1958-09-25 | Agfa Ag | Verfahren zur Herstellung von Farbbildern nach dem Silberfarbbleichverfahren unter Verwendung von Azofarbstoffen |
NL272009A (fr) * | 1960-12-01 | |||
NL276159A (fr) * | 1961-03-21 | |||
NL291335A (fr) * | 1962-04-10 | |||
DE1522371A1 (de) * | 1966-04-28 | 1969-07-24 | Agfa Gevaert Ag | Photographische Materialien fuer das Silberfarbbleichverfahren |
NL184708C (nl) * | 1975-07-04 | 1989-10-02 | Oce Van Der Grinten Nv | Elektrofotografisch kopieerprocede en produkt daarmee verkregen. |
JPS53135626A (en) * | 1977-05-02 | 1978-11-27 | Fuji Photo Film Co Ltd | Color image forming method |
CH654321A5 (de) * | 1981-02-20 | 1986-02-14 | Ciba Geigy Ag | Disazofarbstoffe und ihre verwendung in farbphotographischen aufzeichnungsmaterialien fuer das silberfarbbleichverfahren. |
-
1940
- 1940-05-07 US US333807A patent/US2294893A/en not_active Expired - Lifetime
-
1941
- 1941-09-24 DE DEK162275D patent/DE740708C/de not_active Expired
-
1945
- 1945-02-08 FR FR914841D patent/FR914841A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2294893A (en) | 1942-09-08 |
DE740708C (de) | 1943-10-27 |
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