论文编号:CL067 论文字数:11065,页数:26 摘要:本论文综合讲述了当前废弃PET聚酯瓶的主要的降解方法及回收现状,同时对PET降解的意义和必要性进行了阐述,并以氢氧化钠溶液作为水解催化剂,对PET瓶进行碱性水解,通过改变氢氧化钠溶液浓度,反应时间和反应温度来研究对PET的降解和对苯二甲酸回收的影响,同时对TPA的回收方法进行了讲述。 关键词:PET; TPA;水解; 降解率;回收率 Abstract: This paper describes the current integrated waste PET bottle PET degradation of the main and recovery status quo, at the same time the significance of degradation of PET and described the need for, and sodium hydroxide as a hydrolysis catalyst, the alkaline hydrolysis of PET bottles by changing the concentration of sodium hydroxide solution, reaction time and reaction temperature to study the degradation of PET and the impact of recovery of terephthalic acid, while the recovery of TPA on methods. 目 录
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Tags:废弃 PET 降解 研究 | 2011-04-03 10:09:51【返回顶部】 |