化学配方数据库
配方类型: INKS
配方说明: Magnetic Ink (U.S. Patent 3,347,815)
配方组成: Alcohol/80-60
Ferrite (0.5-5 microns)/100-300
Polyvinyl acetate/20-40
配制方法: this adheres well to paper and waxed coatings.

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