BH GSO ISO 23900-4:2022 颜料和增量剂 塑料中的分散方法和分散性评估 第4部分:通过两辊研磨测定白色颜料在聚乙烯中的色彩特性和易分散性
Pigments and extenders — Methods of dispersion and assessment of dispersibility in plastics — Part 4: Determination of colouristic properties and ease of dispersion of white pigments in polyethylene by two-roll milling