GB/T 46192.1-2025Test methods for liquid crystal alignment layers - Part 1: Physical and chemical properties (English PDF)

1 Scope

This document describes the physicochemical properties of liquid crystal alignment film solutions for liquid crystal displays, including appearance, color, viscosity, solid content, moisture content, and solvent content.

Methods for testing quantity, particle size, and metal element content.

This document applies to the research, development, production, testing, and application verification of liquid crystal alignment film solutions for liquid crystal displays.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 602 Preparation of standard solutions for the determination of impurities in chemical reagents

GB/T 9722-2023 General Rules for Gas Chromatography of Chemical Reagents

GB/T 11446.1 Electronic Grade Water

GB/T 25915.1-2021 Cleanrooms and related controlled environments – Part 1.Classification of air cleanliness levels by particle concentration

GB/T 34826-2017 Methods for determining the performance of quadrupole inductively coupled plasma mass spectrometers

GB/T 39486 General Rules for Inductively Coupled Plasma Mass Spectrometry Analysis of Chemical Reagents

JJG1002 Verification Procedure for Rotational Viscometers

JJG1036 Electronic Balance

3 Terms and Definitions

The following terms and definitions apply to this document.

4 Environmental conditions

Unless otherwise specified, the tests shall be conducted under the following environmental conditions. […]