发明名称 Process and composition for deinking dry toner electrostatic printed wastepaper
摘要 A composition and method for deinking dry toner electrostatic printed wastepaper is disclosed. The composition comprises a combination of: (1) aliphatic petroleum distillates, (2) an alkylphenoxypoly-(ethyleneoxy) ethanol, and (3) an ethoxylated polyoxypropylene glycol. The method comprises administering a sufficient amount of this combination to a sample of electrostatic printed wastepaper for which treatment is desired.
申请公布号 US5141598(A) 申请公布日期 1992.08.25
申请号 US19910691210 申请日期 1991.04.25
申请人 BETZ PAPERCHEM, INC. 发明人 RICHMAN, SANDRA K.;LETSCHER, MARY BETH
分类号 D21C5/02 主分类号 D21C5/02
代理机构 代理人
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