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Phosphors -- Part 4-1: Phosphor for black-white picture tubes
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Basic data
| Standard ID | GB/T 5838.41-2015 (GB/T5838.41-2015) |
| Description (Translated English) | Phosphors -- Part 4-1: Phosphor for black-white picture tubes |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | L90 |
| Classification of International Standard | 31-030 |
| Word Count Estimation | 9,924 |
| Date of Issue | 2015-05-15 |
| Date of Implementation | 2016-01-01 |
| Older Standard (superseded by this standard) | GB/T 10311-1988; GB/T 10310-1988; GB/T 10312-1988 |
| Quoted Standard | GB/T 191; GB/T 31418.3-2015 |
| Regulation (derived from) | National Standard Announcement 2015 No. 15 |
| 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 black and white display tube Used phosphor requirements, test methods, inspection rules, packaging, transportation and storage. This section applies to black and white display tube Used phosphor. |
GB/T 5838.41-2015: Phosphors -- Part 4-1: Phosphor for black-white picture tubes
---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.
. Phosphors Part 4-1. Phosphor for black-white picture tubes
ICS 31-030
L90
National Standards of People's Republic of China
Replacing GB/T 10310 ~ 10312-1988
Phosphor - Part 4-1. Black and white phosphor display tubes
Issued on. 2015-05-15
2016-01-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 5838 "phosphor" series of national standards include the following.
--- Part 1. Terminology;
--- Part 2. grades;
--- Part 3. Performance test methods;
--- Part 4-1. Black and white phosphor display tubes;
--- Part 4-2. Indicates useful phosphors;
--- Part 4-3. CRT display tubes and phosphors;
--- Part 4-4. color picture tube phosphors;
--- Part 4-5. color display tubes phosphor.
This part of GB/T 5838 Part 4-1.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 10310-1988 "black and white picture tube phosphors with Y4-W2", GB/T 10311-1988 "black and white picture tube
Phosphors with Y4-B1 "and GB/T 10312-1988" black and white picture tube phosphors with Y4-Y2. "
10310-1988, GB/T 10311-1988 and GB/T 10312-1988 standard compared to the three major changes in this part of the GB/T
as follows.
--- The GB/T 10310-1988, GB/T 10311-1988 and GB/T 10312-1988 three standards into one standard;
--- Added "foreword", "Normative references" "claim" chapters (see Chapter 2, Section 3);
--- Standard name removed grades contents;
--- Phosphors water soluble chloride content requirements were tightened adjustment (see 3.6).
Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents.
This part is proposed by the Ministry of Industry and Information Technology of the People's Republic of China.
This part of the National Standardization Technical Committee device and semiconductor material (SAC/TC203) centralized.
This section drafted by. Ministry of Information Industry materials for Quality Supervision and Inspection Center, China Electronics Technology Group Corporation forty-sixth research
The Chinese Institute of Electronics Standardization.
The main drafters of this part. He Xiukun, paragraph dawn Peikuai Chuan.
This part of the standard replaces the previous editions are.
--- GB/T 10310-1988;
--- GB/T 10311-1988;
--- GB/T 10312-1988.
Phosphor - Part 4-1. Black and white phosphor display tubes
1 Scope
This section provides Used black and white display tube phosphors requirements, test methods, inspection rules, packaging, transportation and storage.
This section applies to black and white display tube Used phosphors.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
GB/T 31418.3-2015 phosphor Part 3. Performance test methods
3 Requirements
3.1 Chemical composition
Y4-W2 ZnS.Ag (ZnS. Ag) and (Zn · Cd) S.Cu · Al (zinc cadmium sulfide. copper and aluminum) mixed composition;
Y4-B1 ZnS.Ag (ZnS. Ag);
Y4-Y2 (Zn · Cd) S.Cu · Al (zinc cadmium sulfide. copper and aluminum).
3.2 mechanical impurities
Without mechanical impurities.
3.3 Appearance
Y4-W2 phosphors and phosphor Y4-Y2 as a pale yellow powder;
Y4-B1 phosphor as a white powder.
3.4 Density
Y4-W2 (4.10 ± 0.02) g/cm3;
Y4-B1 (4.06 ± 0.02) g/cm3;
Y4-Y2 (4.19 ± 0.02) g/cm3.
3.5 size
Y4-W2 mass median particle diameter (d50) .( 9.0 ± 1.0) μm; logarithmic standard deviation (lnσ). 0.30 ± 0.10;
Y4-B1 mass median particle diameter (d50) .( 9.0 ± 1.0) μm; logarithmic standard deviation (lnσ). 0.30 ± 0.10;
Y4-Y2 mass median particle diameter (d50) .( 9.0 ± 1.0) μm; logarithmic standard deviation (lnσ). 0.30 ± 0.10.
3.6 Water-soluble chloride content
Monochrome display tubes fluorescent water soluble chloride content should not exceed 0.002%.
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