Standard No.:	GB/T 8941-2013
English Name:	Paper and Board - Measurement of Specular Gloss
Chinese Name:	纸和纸板 镜面光泽度的测定
Chinese Classification:	Y30    Papermaking in general
Professional Classification:	GB    National Standard
Issued by:	AQSIQ;SAC
Issued on:	2013-12-17
Implemented on:	2014-12-1
Status:	valid
Superseding:	GB/T 8941-2007 Paper and board—Measurement of specular gloss(20°45°75°)
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	210.00
Delivery:	via email in 1~3 business day

本标准规定了以20°、45°、75°光泽度仪测定纸和纸板镜面光泽度的方法。
本标准适用于铸涂纸、蜡光纸、铝箔纸、真空镀铝纸、涂布纸及纸板等。20°光泽度测定法主要适用于铸涂纸、蜡光纸等高光泽度的纸和纸板,也适用于高印刷光泽度的纸和纸板印样。不适用于光泽度较低的涂布或未涂布的纸和纸板。45°光泽度测定法主要适用于测定铝箔纸、真空镀铝纸等金属复合纸和纸板。75°光泽度测定法主要适用于涂布纸及纸板,也可用于未涂布纸及纸板或低印刷光泽度的纸及纸板印样。试样的颜色和漫反射比的差别对测定光泽度的影响不大。