用聚酯废料合成粉末涂料用饱和树脂的研究.pdf
文档页数：2文档大小：2.7MB文档格式：pdf201611 技术应用与研究 当代化工研究 Intermediate用聚酯废料合成粉末涂料用饱和树脂的研究 王凯 (沈阳科技学院化学工程系辽宁110167) 摘要:采用回收废料聚酯(PET)航片的降解新工艺,以降解产物对苯二甲酸(TPA)为主要反应物,聚合成粉末涂料用饱和树脂结果表 明:降解产物TPA的回收率达到97%;聚合反应温度为220℃时,产品外观颜色最佳,黏度为0.20/Pas维卡软化点温度达到48℃利用 PE回收废料为原料降解后合成粉末涂料用饱和树脂,具有良好的经济效益和环保效应 关键词:聚酯废料;降解;聚合;饱和树脂 图分类号:TQ文献标识码: Study of the Saturated Resin As the Powder Coating Compounded by Polyester GarbageWangDepartment of Chemical Engineering ,Shenyang Institute of Science and Technology ,Liaoning ,110167 ) Abstract :Adopting the new degradation technology of recycling polyester garbage ( PET)in bottle or piece and take the degraded productsterephthalic acid ( TPA)as the main reactants and then aggregate into saturated resin in the state of powder coating .The results show that the recoveryrate of degradation products TPA can reach 97% ;When the polymerization reaction temperature is 220 C ,the product appearance color is the bestwith viscosity of 0.20 /Pa .Sand the temperature of vicat softening point of48 C .Utilizing the degradation products PET to recycle waste materials asraw material ,after degradation ,the saturated resin in powder coating is made and it has good economic benefit and environmental effect...
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