PHOTOGRAPHIC ELEMENT AND PROCESS
PHOTOGRAPHIC ELEMENT AND PROCESS Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (-O-) groups and terminated by a hydroxy, carboxy or sulfonamido group enables increased reactivity of the coupler in a photographic element and proce...
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Main Authors | , , |
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Format | Patent |
Language | English French |
Published |
30.04.1990
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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Abstract | PHOTOGRAPHIC ELEMENT AND PROCESS Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (-O-) groups and terminated by a hydroxy, carboxy or sulfonamido group enables increased reactivity of the coupler in a photographic element and process. The couplers are useful in color photographic silver halide materials and processes. |
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AbstractList | PHOTOGRAPHIC ELEMENT AND PROCESS Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (-O-) groups and terminated by a hydroxy, carboxy or sulfonamido group enables increased reactivity of the coupler in a photographic element and process. The couplers are useful in color photographic silver halide materials and processes. |
Author | BOWNE, ARLYCE T NORMANDIN, SHARON E ROMANET, ROBERT F |
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DocumentTitleAlternate | FORMATEUR DE COLORANTS ET PROCEDE DE FABRICATION |
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Notes | Application Number: CA19892000931 |
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Snippet | PHOTOGRAPHIC ELEMENT AND PROCESS Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (-O-)... |
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SubjectTerms | AUXILIARY PROCESSES IN PHOTOGRAPHY CHEMISTRY CINEMATOGRAPHY ELECTROGRAPHY HETEROCYCLIC COMPOUNDS HOLOGRAPHY METALLURGY ORGANIC CHEMISTRY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS |
Title | PHOTOGRAPHIC ELEMENT AND PROCESS |
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