the current wet process red iron oxide pigment has to be oxidized at 75-85℃ for long time.
现用的合成氧化铁红的湿法,要在75~85℃下进行氧化反应,时间很长。
the surface charges of several types of red iron oxide pigment have been determined by using thermoelectrieity analysis.
应用热刺激电流分析测定了几种型号的氧化铁红粉末颜料的表面电荷。
red iron oxide pigment was coated by tio_2 with settling process, in order to improve its gloss. the technology factors of affecting the coating and red iron oxide pigment were analysed.
用均匀沉淀法对氧化铁红颜料进行二氧化钛包膜处理,以改善其表面光泽,并分析了影响包膜的工艺因素及影响包膜氧化铁红光泽性能的工艺因素。