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Fogged direct positive silver halide emulsion containing a cyanine dye having at least one benzoxazole or benzothiazole nucleus substituted with halogen atoms
Fogged direct positive silver halide emulsion containing a cyanine dye having at least one benzoxazole or benzothiazole nucleus substituted with halogen atoms
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机译:雾化的直接正卤化银乳剂,其中含有至少具有一个被卤素原子取代的苯并恶唑或苯并噻唑核的花青染料
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摘要
New cyanine dyes derived from di-halogen-benzoxazoles and benzothiazoles are desensitizers for silver halide negative emulsions and useful electron acceptor spectral sensitizers for direct positive silver halide emulsions.
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