光伏背板粘接材料和共挤粘接技术研究进展  

Research progress of adhesive materials and co⁃extrusion adhesion technology for photovoltaic backsheet

作　　者：朱子轩 刘海芬 范家钊 李华锋 王力新 ZHU Zixuan;LIU Haifen;FAN Jiazhao;LI Huafeng;WANG Lixin(College of Physics Science and Technology,Hebei University,Baoding 071002,China;School of Quality and Technical Supervision,Hebei University,Baoding 071002,China;Lucy Film Company Limited,Baoding 071054,China)

机构地区：[1]河北大学物理科学与技术学院,河北保定071002 [2]河北大学质量技术监督学院,河北保定071002 [3]乐凯胶片股份有限公司,河北保定071054

出　　处：《中国塑料》2022年第7期174-186,共13页China Plastics

基　　金：河北省重点研发计划项目(20314304D)。

摘　　要：介绍了光伏背板粘接材料乙烯-醋酸乙烯酯共聚物(EVA)在拉伸强度、阻燃性能、抗紫外老化和粘接性能等方面改性的原因、方法和改性研究结果;针对EVA材料存在的一些缺陷,综述了新型粘接封装材料如聚氨酯和聚乙烯缩丁醛(PVB)的研究进展和发展方向;最后对共挤背板生产技术进行了简要的阐述。The paper introduced the reasons,methods,and research results of modification for ethylene vinyl acetate copo‑lymer(EVA)as an adhesive material for solar cell modules in terms of tensile strength,flame retardancy,UV aging re‑sistance,and adhesion.In view of some defects of EVA materials,the research progress and development direction in new adhesive materials such as polyurethane and polyvinylbutyral were reviewed.Finally,the production technology of co‑extruded solar backplane was briefly introduced.

关 键 词：太阳能背板 乙烯-醋酸乙烯酯共聚物 聚氨酯 共挤技术 

分 类 号：TQ325.5[化学工程—合成树脂塑料工业]