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GB/T 2394-2024: Disperse dyestuffs - Determination of shade and relative strength
Status: Valid GB/T 2394: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 2394-2024 | English | 199 |
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Disperse dyestuffs - Determination of shade and relative strength
| Valid |
GB/T 2394-2024
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| GB/T 2394-2013 | English | 189 |
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Disperse dyestuff -- Determination of shade and relative strength
| Valid |
GB/T 2394-2013
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| GB/T 2394-2006 | English | 279 |
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Disperse dyestuff -- Determination of shade and relative strength
| Obsolete |
GB/T 2394-2006
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| GB/T 2394-2003 | English | 239 |
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Disperse dyes -- Determination of dyeing shade and relative strength
| Obsolete |
GB/T 2394-2003
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| GB/T 2394-1980 | English | 199 |
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Method for the determination of shade and colouring strength for dyeing disperse dyes
| Obsolete |
GB/T 2394-1980
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PDF similar to GB/T 2394-2024
Basic data | Standard ID | GB/T 2394-2024 (GB/T2394-2024) | | Description (Translated English) | Disperse dyestuffs - Determination of shade and relative strength | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G55 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 10,129 | | Date of Issue | 2024-07-24 | | Date of Implementation | 2025-02-01 | | Older Standard (superseded by this standard) | GB/T 2394-2013 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 2394-2024: Disperse dyestuffs - Determination of shade and relative strength---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.
Disperse dyestuffs - Determination of shade and relative strength
Determination of the shade and intensity of disperse dyes
ICS 71.100.01; 87.060.10
CCS G 55
National Standard of the People's Republic of China
Replaces GB/T 2394-2013
Released on 2024-07-24
2025-02-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting is required.
This document replaces GB/T 2394-2013 "Disperse dyes - Determination of color and intensity". Compared with GB/T 2394-2013,
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
Added terms and definitions (see Chapter 3); -
Changed the principle content (see Chapter 4, Chapter 3 of the.2013 edition); -
Added diacetate dyeing method (see 7.5); -
The assessment of color and intensity has been changed (see 7.6, 6.5 of the.2013 edition). -
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the National Technical Committee on Standardization of Dyes (SAC/TC 134).
This document was drafted by. Zhejiang Boao New Materials Co., Ltd., Zhejiang Longsheng Group Co., Ltd., Yorkshire (Zhejiang) Dyeing
Chemical Co., Ltd., Zhejiang Wanfeng Chemical Co., Ltd., Zhangjiagang Debao Chemical Co., Ltd., Shenyang Shenyang Institute of Chemical Technology Testing Technology Co., Ltd.
Co., Ltd., Shenyang Research Institute of Chemical Industry Co., Ltd.
The main drafters of this document are. Shen Jianming, He Xubin, Lu Genfa, Yu Xingying, Chen Jinhui, Dong Zhongsheng, Xu Jianguo, Zhao Guangming,
Sun Xian, Ren Xiaolan, Chen Jun, Ma Junqing, Wang Zhuan, and Wang Yufei.
The previous versions of this document and the documents it replaces are as follows.
First published in 1980 as GB/T 2394-1980, first revised in.2003; -
In the second revision in.2006, the content of GB/T 2395-2003 "Determination of color and intensity of disperse dye printing" was incorporated.
(The previous versions of GB/T 2395-2003 are. GB/T 2395-1980);
The third revision in.2013;
This is the fourth revision. -
Determination of the shade and intensity of disperse dyes
1 Scope
This document describes methods for the determination of the shade and intensity of disperse dyes.
This document applies to the determination of the shade and intensity of disperse dyes.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies.
in this document.
GB/T 2374-2017 Dyes - General conditions for dyeing determination
GB/T 6687 Terminology of dyes
3 Terms and definitions
The terms and definitions defined in GB/T 6687 apply to this document.
4 Principle
The test sample and the standard sample of the same type are tested under the same conditions on pure polyester textiles or diacetate fabrics of standard specifications.
For dyeing or printing, the color intensity of the standard sample is 100 points, and the color light is used as the standard. Visual comparison or instrument measurement comparison is performed to evaluate the sample.
The color and intensity of the coloring method are divided into four types. high temperature and high pressure dyeing method, hot melt dyeing method, printing method, and diacetate fiber dyeing method.
5 Reagents and Materials
The reagents and materials used should comply with the provisions of Chapter 3 of GB/T 2374-2017 and the following provisions.
─Diacetate. Plain/Woven/75D×100D.
6 Instruments and equipment
The instruments and equipment used shall comply with the provisions of Chapter 4 of GB/T 2374-2017 and the following provisions.
Hot melt machine. laboratory hot melt pad dyeing unit or electric constant temperature blast oven; a)
Pad dyeing machine. small pad dyeing machine for laboratory use; b)
Printing machine. small printing machine for laboratory use; c)
High temperature and high pressure dyeing machine. small high temperature and high pressure dyeing machine for laboratory use; d)
Acidity meter. e)
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