GB/T 47401-2026: Test method for cathode materials of lithium ion battery - Determination of paste viscosity

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Scope

This document describes a method for determining the paste viscosity of cathode
materials of lithium-ion battery using a viscometer and rheometer.
This document applies to the determination of the paste viscosity of cathode materials
of lithium-ion battery, including lithium nickel cobalt manganese oxide, lithium nickel
cobalt aluminum oxide, lithium cobalt oxide, lithium iron phosphate, and lithium
manganese iron phosphate.

Basic Data

Standard ID	GB/T 47401-2026 (GB/T47401-2026)
Description (Translated English)	Test method for cathode materials of lithium ion battery - Determination of paste viscosity
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H21
Classification of International Standard	77.160
Word Count Estimation	38,386
Date of Issue	2026-03-31
Date of Implementation	2026-10-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration