HG/T 4150-2019Cellulose triacetate (TAC) films for polarizers (English PDF)
偏光片用三醋酸纤维素酯（TAC）薄膜
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 24, 2019
Implementation date
July 1, 2020
Scope
HG/T 4150-2019 is the English-translated version of 偏光片用三醋酸纤维素酯（TAC）薄膜.
Cellulose triacetate (TAC) film for polarizers is specified by HG/T 4150-2019, a recommended standard of the Chinese chemical industry. The document sets the classification of the film along with its requirements, test methods, inspection rules, identification, packaging, transport and storage. It applies to the TAC film used in twisted nematic (TN) and super twisted nematic (STN) liquid crystal display polarizers. It replaces the 2010 edition, HG/T 4150-2010. Its testing refers to GB/T 191, GB/T 2918-2018, GB/T 6847, GB/T 12683, GB/T 15059, GB/T 25273, GB/T 28274, GB/T 28276, GB/T 33396 and HG/T 3558. Issued on 24 December 2019, it has applied since 1 July 2020.
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Document preview — HG/T 4150-2019
National Standard of the People's Republic of China
- ICS
- 71.080.99
- Replacing
- HG/T 4150-2010
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
HG/T 4150-2019 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 191
GB/T 2918-2018
GB/T 6847
GB/T 12683
GB/T 15059
GB/T 25273
GB/T 28274
GB/T 28276
GB/T 33396
HG/T 3558
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 191Graphical symbols marking for handling and storage of packages
- GB/T 2918-2018Plastics -- Standard atmospheres for conditioning and testing
- GB/T 6847Imaging materials - Photographic film and paper - Determination of curl
- GB/T 12683Method for determining the tensile properties of photographic film and film base
- GB/T 15059Method for determining the water expansion and shrinkage of photographic film base
- GB/T 25273Films for liquid crystal displays (LCD) - Method for measuring haze and light transmittance - Integrating sphere method
Similar standards
Editions of HG/T 4150
| Edition | Title | Revision | Status |
|---|---|---|---|
| HG/T 4150-2019 | Cellulose triacetate (TAC) films for polarizers | current edition | Current |
| HG/T 4150-2010 | Cellulose triacetate (TAC) films for polarizers | previous edition | Superseded |
This page sells the current edition, HG/T 4150-2019. Earlier editions are listed for reference only.
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Related Standards
GB/T 12683-2009 — Method for determining the tensile properties of photographic film and film base
GB/T 15059-1994 — Method for determining the water expansion and shrinkage of photographic film base
GB/T 191-2025 — Graphical symbols marking for handling and storage of packages
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HG/T 4150-2019
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