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GB/T 32644-2016: Test method for chemical durability of flat panel display glass substrates
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 32644-2016 | English | 139 |
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Test method for chemical durability of flat panel display glass substrates
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GB/T 32644-2016
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Basic data | Standard ID | GB/T 32644-2016 (GB/T32644-2016) | | Description (Translated English) | Test method for chemical durability of flat panel display glass substrates | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L90 | | Classification of International Standard | 31-030 | | Word Count Estimation | 7,774 | | Date of Issue | 2016-04-25 | | Date of Implementation | 2016-11-01 | | Quoted Standard | GB/T 2410-2008 | | Regulation (derived from) | National Standard Announcement No | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the test method for the durability of glass chemical reagents for flat panel display substrates. This standard applies to the flat panel display substrate glass chemical durability test. | GB/T 32644-2016: Test method for chemical durability of flat panel display glass substrates---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Test method for chemical durability of flat panel display glass substrates
ICS 31-030
L90
National Standards of People's Republic of China
Flat panel display substrate glass chemically durable
experiment method
2016-04-25 released
2016-11-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of the contents of this document may involve patents. The issuer of this document does not assume responsibility for the identification of these patents.
This standard by the National Semiconductor Equipment and Materials Standardization Technical Committee (SAC/TC203) and the national industrial glass and special glass standard
(SAC/TC447).
The main drafting unit of this standard. Dongxu Group Co., Ltd., China Electronic Technology Standardization Research Institute, Wuhu Dongxu Optoelectronics Technology Co., Ltd.
Division, Shijiazhuang Xuxin Optoelectronics Technology Co., Ltd., Zhengzhou Xu Fei Optoelectronics Technology Co., Ltd.
The main drafters of this standard. Li Zhaoting, Li Qing, Wang Jianqiang, Wang Xiang, Pei Huichuan.
Flat panel display substrate glass chemically durable
experiment method
1 Scope
This standard specifies the test method for the durability of glass chemistries on flat panel displays.
This standard applies to flat panel display substrate glass chemical durability test.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
Determination of transmittance and haze of transparent plastics GB/T 2410-2008
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Weight loss method weightlossmethod
The sample was immersed in a chemical reagent and the durability was calculated by comparing the differences in the weight of the sample before and after chemical etching.
3.2
Haze method hazemethod
Flat panel display substrate glass by chemical reagents after etching to measure the degree of surface blur.
4 test method
4.1 Reagents and materials
There are no specific requirements for reagents and materials. As long as the test report gives the results of the test conditions, you can use any
Reagents and any combination of concentrations. Test conditions should be able to reflect the flat panel display manufacturers of the actual production process conditions, test conditions
Negotiable by both parties. The following chemical reagents and test conditions are recommended.
a) 10% HF, etched at 22 ° C for 20 min;
b) 5% HCl, etched at 95 & lt; 0 & gt; C for 24 h;
c) 10% NaOH, etched at 42 ° C for 10 min;
d) 5% NaOH, etched at 95 ° C for 6 h.
4.2 Test device
4.2.1 Reaction container
The reaction vessel shall meet the following requirements.
a) Material. polytetrafluoroethylene or other corrosion resistant materials;
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