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Photographic materials with novel cyan dye forming couplers
Photographic materials with novel cyan dye forming couplers
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机译:具有新型青染料形成成色剂的照相材料
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摘要
Photographic materials contain cyan dye forming couplers having good ethyl acetate solubility. The coupler contains a coupling off group with an asymmetric carbon atom. Manufacture of the material is simplified and in some instances the activity of the coupler is increased.
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