GB/T 5558-2015 English PDF

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GB/T 5558-2015: Surface active agents -- Evaluation of wetting agents for mercerization
Status: Valid

GB/T 5558: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 5558-2015	149	Add to Cart	3 days	Surface active agents -- Evaluation of wetting agents for mercerization	Valid
GB/T 5558-1999	239	Add to Cart	3 days	Surface active agents-evaluation of wetting agents for mercerization	Obsolete
GB/T 5558-1985	RFQ	ASK	3 days	Surface active agents--Textile auxiliaries--Method for determination of wetting power in mercerizing bath	Obsolete

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Basic data

Standard ID: GB/T 5558-2015 (GB/T5558-2015)
Description (Translated English): Surface active agents -- Evaluation of wetting agents for mercerization
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G72
Classification of International Standard: 71.100.40
Word Count Estimation: 7,786
Date of Issue: 2015-10-09
Date of Implementation: 2016-05-01
Older Standard (superseded by this standard): GB/T 5558-1999
Quoted Standard: GB/T 6682-2008
Regulation (derived from): National Standard Announcement 2015 No.31
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 method for evaluation of mercerized bath wetting agent. This standard applies to the evaluation process used in mercerized high and concentrated sodium hydroxide wetting agents.

GB/T 5558-2015: Surface active agents -- Evaluation of wetting agents for mercerization

---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.
Surface active agents - Evaluationof wetting agents for mercerization ICS 71.100.40 G72 National Standards of People's Republic of China Replacing GB/T 5558-1999 Surfactant Mercerized bath evaluate the wetting agent Issued on. 2015-10-09 2016-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 5558-1999 "surfactant mercerized bath evaluate the wetting agent", and GB/T 5558-1999 phase Ratio, the main changes are as follows. --- Increased Normative references GB/T 6682-2008 (see Chapter 2); --- Remove the normative references FZ/T 13002-1992 (see Chapter 2); --- Increase the informative Appendix A (see Appendix A). The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee Chemistry (SAC/TC63) centralized. This standard was drafted. Zhejiang Feijian Chemical Co., Ltd., Shaoxing City, Quality and Technical Supervision and Inspection Institute, Shaoxing City Yuzhou Chemical Co., Zhejiang Green Chemical Co., Ltd. Cowan. The main drafters of this standard. Ruanjian Wei, Bao Guofang, Fan Binbing, Zhaoxing Jun. This standard replaces the standards previously issued as follows. --- GB/T 5558-1985, GB/T 5558-1999. Surfactant Mercerized bath evaluate the wetting agent

1 Scope

This standard specifies the method for evaluation of mercerized bath wetting agent. This standard applies to the evaluation process used in mercerized high and concentrated sodium hydroxide wetting agents.

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. Laboratory use specifications and test methods GB/T 6682-2008 Analysis

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Mercerized mercerization Natural cellulose in concentrated sodium hydroxide solution and puffing, to achieve physical properties of the irreversible process of change. 3.2 Wetting agents wettingagent A chemical that when added to water, the liquid can reduce the surface tension and interfacial tension between the liquid and solid. Principle 4 The predetermined amount of mercerizing wetting agent is dissolved in the bath a certain concentration of sodium hydroxide solution, and the specific specifications of the wafer into cotton canvas measured On the surface of the test solution, recording the time required for complete wetting. Wetting agent were measured standard sample and the sample three different concentrations of wetting time, wetting time rendering - the concentration of a single logarithmic curve, curve comparison Relative position determining wetting agent wetting force. Or relative wetting force, wetting time (s) to express mercerized bath wetting properties of the wetting agent.

5 Reagents and materials

5.1 General Test water to comply with GB/T 6682-2008 the provisions of tertiary water. 5.2 sodium hydroxide solution Chemically pure, 271g/L ~ 299g/L (standing configured to clarify clarification from the upper part). ......

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