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photographic product for colour images by diffusion transfer photographic diffusion transfer process and product with utilisece
photographic product for colour images by diffusion transfer photographic diffusion transfer process and product with utilisece
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机译:通过扩散转移照相彩色转移的彩色照相产品和具有实用性的产品
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摘要
A development accelerator comprising a 2-substituted aminomethyl-5-alkylhydroquinone or salt thereof increases the maximum density in a direct-positive color diffusion transfer system utilizing immobile couplers which form diffusible dyes.
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