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公开(公告)号：US10550515B2
公开(公告)日：2020-02-04
申请号：US15568107
申请日：2016-05-30
Applicant: COATEX
Inventor： Francois Dupont , Jerome Blanc
Abstract: A method for deinking recycled paper, including a pulping step, and then a flotation step, which includes introduction of at least one dispersant of the polyacrylate type, representing from 0.05 to 3.5 wt % of the mineral fillers of the recycled paper. A specific dispersant is used during the flotation step of the method for deinking recycled paper.
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