发明名称 PROCESS FOR MANUFACTURING DISSOLVING KRAFT PULP
摘要 <p>The present invention addresses the problem of providing a technique for manufacturing a high-quality dissolving kraft pulp in a high yield. A process for manufacturing a dissolving kraft pulp which comprises (a) a step for subjecting wood chips to hydrothermal treatment and thereby hydrolyzing hemicellulose contained in the wood chips, (b) a step for washing the treated wood chips and recovering the resulting wood chips, and (c) a step for subjecting the recovered wood chips to kraft cooking and thereby forming a dissolving kraft pulp, wherein in the kraft cooking, a quinone compound is added in an amount of 0.01 to 1.5 mass% relative to oven-dry wood chips.</p>
申请公布号 WO2014157493(A1) 申请公布日期 2014.10.02
申请号 WO2014JP58804 申请日期 2014.03.27
申请人 NIPPON PAPER INDUSTRIES CO., LTD. 发明人 TAKAYAMA, MASATO;ONO, ATSUSHI;SUYAMA, KENICHIRO;SATO, KANA;OIZUMI, SHUNSUKE;KUROSU, KAZUHIRO
分类号 D21C1/02;D21C3/00 主分类号 D21C1/02
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