A higher fatty acid zinc and lubricant and its manufacturing method for office machine

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PROBLEM TO BE SOLVED : To provide a zinc higher fatty acid salt block formed product which is useful for a lubricant, a cleaning auxilliary and the like without a risk of trouble of cracking, is reduced in the variation of hardness and in the amount ground with a brush or the like, and effectively used as a lubricant and a cleaning auxilliary for the office equipment such as an electrostatic copier and other precision apparatuses. SOLUTION : The zinc higher fatty acid salt block formed product is produced by the cooling and solidification of a heated and fused composition containing (A) 100 parts mass of a high purity zinc higher fatty acid salt with a purity of 99.8% or over and (B) 0.1-1.0 part mass in terms of a metal of a lower fatty acid salt, a higher fatty acid salt and an inorganic carbonate containing an alkali metal of the group I in the periodic table or an alkaline earth metal of the group II in the periodic table. COPYRIGHT : (C)2007, JPO&INPIT