保险杠三涂一烘工艺的底漆研究

Study on Bumper Primers for Three Coat-One Bake Process

主要介绍了汽车保险杠改性聚丙烯基材专用底漆的研制,适用于三涂层、湿碰湿工艺。阐述了在不影响涂膜性能的前提下,三涂一烘的工艺更有利于节能和环保。分析了不同CPO组合对底漆与基材附着力的影响,以及涂料施工应用中的控制要点。

The primers used for modified polypropylene materials of automotive bumpers which is suitable for three coats and wet on wet technology were studied. The effects of different CPO compositions on adhesion between primers and substrates were analyzed.