食品包装用聚氯乙烯瓶盖密封胶研制  

Development of PVC Sealant for Food Packages

作　　者：徐国敏[1] 吉玉碧[1] 张敏敏[1] 胡智[1] 杨二钘[1] 谭红[1] 罗恒[1] 

机构地区：[1]国家复合改性聚合物材料工程技术研究中心,贵阳550014

出　　处：《高分子通报》2010年第8期52-55,共4页Polymer Bulletin

基　　金：国家科技支撑计划项目(批准号:2007BAE10B03);贵州省校合作项目(批准号:黔科合计省合(2008)7005号)资助;贵阳市白云区科技计划([2008]白科技合同字第5号)

摘　　要：针对目前国内油质食品出口面临的绿色贸易壁垒,通过对增塑剂、发泡剂、稳定剂和填充剂等助剂的筛选及配方的优化,制备了新型无毒环保聚氯乙烯瓶盖密封胶。本文研究了PVC糊树脂种类、增塑剂种类、碳酸钙含量、表面活性剂种类及用量对密封胶稳定性能的影响,并测试了瓶盖密封胶的加工性能和卫生性能,结果表明,密封胶的稳定性能受PVC糊树脂种类、增塑剂种类、填料含量及表面活性剂的影响很大;本研究所制备的瓶盖密封胶加工性良好,卫生性能完全满足欧盟2007/19/EC食品接触材料标准及国内相关标准。In view of the extant green trade barriers for oil food,the environmental-friendly PVC sealant for food packages was prepared based on selecting and optimizing plasticizers,foaming agents,stabilizers and fillers.In this paper,effects of paste PVC,plasticizers,the amount of CaCO_3,the species composition and amount of surfactant on stability of sealant were investigated,and the Processing performance and hygienic property of the sealant were tested.The results indicate that the time-stability of PVC sealant ...

关 键 词：聚氯乙稀 密封胶 增塑糊 

分 类 号：TQ436.6[化学工程]