PHOTOGRAPHIC MATERIAL AND PROCESS
PHOTOGRAPHIC MATERIAL AND PROCESS Photographic compound (A) capable of releasing a development inhibitor group by means of a displacement reaction enables increased image acutance when the compound contains in a coupling position a coupling-off group represented by the formula: wherein X, R1, R2, R3...
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Main Authors | , |
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Format | Patent |
Language | English French |
Published |
23.08.1991
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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