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Recording devices or systems that are sensitive to the pressure, containing esters of benzoic acid substituted aryl or may not be substituted as solvents of components chromogenes
Recording devices or systems that are sensitive to the pressure, containing esters of benzoic acid substituted aryl or may not be substituted as solvents of components chromogenes
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机译:对压力敏感的记录设备或系统,包含苯甲酸取代的芳基酯或可能未被取代作为发色团组分的溶剂
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摘要
P solvents of colouring materials for the devices of copying. These solvents which are useful in order to dissolve the colouring materials comprise aryl esters of benzoic acid or benzoic acid substituted with the structure: / p
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