METHOD FOR PRODUCING USED PAPER PULP AND USED PAPER PULP
收藏国家林业和草原科学数据中心2023-02-12 更新2024-03-07 收录
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PROBLEM TO BE SOLVED: To provide a method for producing used paper pulp from a pulp material containing used paper containing gypsum and used paper containing an adhesive， and to provide used paper pulp. SOLUTION: A method for producing the waste paper pulp from a waste paper pulp raw material 11 comprises: a disaggregation step of disaggregating the waste paper pulp raw material 11， in which waste paper 10 containing a gypsum component and waste paper containing an adhesive are mixed， to make it a pulp turbid liquid; and a separation step of separating and removing the gypsum component with the adhesive from the pulp turbid liquid to obtain the residue， where the residue is the waste paper pulp. Also provided is a used paper pulp. SELECTED DRAWING: Figure 1
提供机构：
国家林业和草原科学数据中心
创建时间：
2023-02-12
