GSO ISO 23900-4:2021
ISO 23900-4:2015
Gulf Standard
Current Edition
·
Approved on
01 July 2021
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
GSO ISO 23900-4:2021 Files
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GSO ISO 23900-4:2021 Scope
ISO 23900-4:2015 specifies a method of determining the colouristic properties of a test pigment in polyethylene (PE) relative to a standard, and the ease of dispersion DHPE of pigments from the differences in tinting strength of dispersing colouring materials under various conditions. The method is appropriate for use with white pigments.
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