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作 者:李佩燚[1] 张美云[1] 董浩[1] 张夏夏[1] 马兰[1]
机构地区:[1]陕西科技大学轻工与能源学院,陕西省造纸技术及特种纸品开发重点实验室,教育部轻化工助剂重点实验室,陕西西安710021
出 处:《纸和造纸》2013年第5期35-38,共4页Paper and Paper Making
基 金:2008年度国家发改委重大产业技术开发专项"竹材制浆深度脱木素蒸煮和清洁漂白技术":陕西科技大学2012年大学生创新创业训练计划项目(201210708003)
摘 要:研究了新型蒽醌类蒸煮助剂的制备工艺及应用。研究结果表明,采用蒽醌、十二烷基苯磺酸钠、脂肪醇聚氧乙烯醚、烷基酚聚氧乙烯醚、焦磷酸钠和脂肪醇硫酸钠制备的蒸煮助剂,对强化硫酸盐蒸煮的脱木素作用效果明显。当助剂C用量为0.07%时,与普通硫酸盐法蒸煮相比,得率增加3.06%,卡伯值降低4.8,成纸裂断长增加16.39%,耐折度提高33.33%,撕裂指数下降3.16%。添加助剂C后成浆和成纸的性能均优于添加普通蒽醌和绿氧。红外光谱分析可知,助剂C化学结构不同于蒽醌,改善了水溶性,有利于蒸煮。It was studied that preparation and application of AQ.cooking additive. The results showed that self-made cooking additive was made of AQ SA, AE, APEO, sodium pyrophosphate and Sodium aliphatic alcohol sulfate, could strengthen the KP cooking obviously. When the dosage of the self-made cooking additive C was 0.07%, comparing with KP cooking, the yield of pulps increased 3.06%, kappa number decreased 4.8, breaking length improved 16.39%, folding strength increased 33.33%, and tear strength decreased 3.16% respectively.The self-made cooking additive C was better than AQ and green oxygen. It was found that the self-made additive C was difference with AQ.improved the water-solubility and made for cooking.
分 类 号:TS727[轻工技术与工程—制浆造纸工程]
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