配方组成对UPVC异型材耐候性的影响  

The Effect of Formula Design on the Weatherability of UPVC Profile

作　　者：周洪荣 黄勇 

机构地区：[1]大连实德集团研究院,大连116113 [2]宁夏大元股份大连分公司技术质量部,大连116113

出　　处：《塑料助剂》2005年第5期41-44,共4页Plastics Additives

摘　　要：从配方角度研究不同UPVC异型材的耐候性,探讨了不同原料和助剂(PVC、稳定剂、钛白粉、冲击改性剂、CaCO3等)对异型材老化和长期耐候性的影响,并提出优化配方的要点。The weatherability of UPVC profile was researched from formula viewpoint, especially the effect of different raw materials and additives （PVC, stabilizers, TiO2, anti-impact modifier, CaCO3 and so on）, were discussed, and how to optimize the formulation was also pointed out.

关 键 词：UPVC 异型材 长期耐候性 热降解 老化 UPVC异型材 配方组成 耐候性 冲击改性剂 CACO3 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业]