BE747866A - Article photographique photosensible destine en particulier au procede de decoloration a l'argent - Google Patents
Article photographique photosensible destine en particulier au procede de decoloration a l'argentInfo
- Publication number
- BE747866A BE747866A BE747866DA BE747866A BE 747866 A BE747866 A BE 747866A BE 747866D A BE747866D A BE 747866DA BE 747866 A BE747866 A BE 747866A
- Authority
- BE
- Belgium
- Prior art keywords
- silver
- article intended
- photosensitive photographic
- decoloration process
- photographic article
- Prior art date
Links
Classifications
-
- 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
-
- 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
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/04—Disazo dyes characterised by the tetrazo component the tetrazo component being a benzene derivative
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH44769A CH512082A (de) | 1969-03-25 | 1969-03-25 | Photographisches lichtempfindliches Material, insbesondere für das Silberfarbbleichverfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
BE747866A true BE747866A (fr) | 1970-09-24 |
Family
ID=4276809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE747866D BE747866A (fr) | 1969-03-25 | 1970-03-24 | Article photographique photosensible destine en particulier au procede de decoloration a l'argent |
Country Status (7)
Country | Link |
---|---|
US (1) | US3671253A (fr) |
JP (1) | JPS4911570B1 (fr) |
BE (1) | BE747866A (fr) |
CH (1) | CH512082A (fr) |
DE (1) | DE2014525C3 (fr) |
FR (1) | FR2035869B1 (fr) |
GB (1) | GB1283641A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6281692U (fr) * | 1985-11-12 | 1987-05-25 | ||
DE3725082A1 (de) * | 1987-07-29 | 1989-02-09 | Bayer Ag | Disazofarbstoffe |
GB9217358D0 (en) * | 1992-08-14 | 1992-09-30 | Ici Plc | Chemical compounds |
DE69527047T2 (de) * | 1994-02-23 | 2002-11-28 | Merck Patent Gmbh | Bisazoverbindung |
US5589510A (en) * | 1994-06-02 | 1996-12-31 | Fuji Immunopharmaceuticals Corp. | Method for inhibiting retroviral infection by administering a naphthalenesulfonic acid compound |
CN107916017B (zh) * | 2017-11-30 | 2019-11-15 | 深圳市华星光电技术有限公司 | 耐uv染料的制作方法及对应的涂布型染料偏光片 |
-
1969
- 1969-03-25 CH CH44769A patent/CH512082A/de not_active IP Right Cessation
-
1970
- 1970-03-09 US US17952A patent/US3671253A/en not_active Expired - Lifetime
- 1970-03-12 FR FR7008915A patent/FR2035869B1/fr not_active Expired
- 1970-03-24 BE BE747866D patent/BE747866A/fr not_active IP Right Cessation
- 1970-03-25 DE DE2014525A patent/DE2014525C3/de not_active Expired
- 1970-03-25 JP JP45024804A patent/JPS4911570B1/ja active Pending
- 1970-03-25 GB GB04603/70A patent/GB1283641A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2035869A1 (fr) | 1970-12-24 |
DE2014525B2 (de) | 1979-06-13 |
DE2014525A1 (fr) | 1970-10-15 |
US3671253A (en) | 1972-06-20 |
CH512082A (de) | 1971-08-31 |
GB1283641A (en) | 1972-08-02 |
DE2014525C3 (de) | 1980-02-21 |
JPS4911570B1 (fr) | 1974-03-18 |
FR2035869B1 (fr) | 1975-12-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: CIBA S.A. Effective date: 19900324 |