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GB/T 30666-2014Textiles - Test method for identification of coated material (English PDF)

纺织品涂层鉴别试验方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 31, 2014

Implementation date

June 1, 2015

Scope

GB/T 30666-2014 is the English-translated version of 纺织品涂层鉴别试验方法.

GB/T 30666-2014 is the Chinese standard "Textiles - Test method for identification of coated material". Its scope clause reads: This standard specifies the method for the auxiliary combustion means, using the attenuation method of identifying a main component coating total reflection infrared spectroscopy.

This standard applies to the textile fabric, polyurethane, polyvinyl chloride, polyacrylate, a coating rubber coated fabric.

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Document preview — GB/T 30666-2014

National Standard of the People's Republic of China

ICS: 59.080.40
Classification: W 04

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
4.1 Instrument
4.2 Reagents

1 Scope

This standard specifies the method for the auxiliary combustion means, using the attenuation method of identifying a main component coating total reflection infrared spectroscopy.

This standard applies to the textile fabric, polyurethane, polyvinyl chloride, polyacrylate, a coating rubber coated fabric.

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 7764 Rubber Identification Infrared Spectroscopy

Principle 3

Combustion method for screening samples, according to the combustion state of the initial sample characterization, according to preliminary results of the qualitative side select different sample preparation

Law, including direct sampling of the coating or by coating dissolved in tetrahydrofuran, ethanol precipitation separation, purification and drying, followed by attenuated total reflection infrared

Spectroscopy to obtain infrared spectra of the sample, and then to identify the type of coating material known standard infrared spectra for comparison.

4 instruments and reagents

4.1 Instrument

4.1.1

alcohol lamp.

4.1.2

tweezers.

4.1.3 infrared spectroscopy

the wave number range from 4000cm-1 ~ 400cm-1 (wavelength of 2.5µm ~ 25µm), attenuated total reflection mining

Sampler.

4.1.4 High-speed centrifuge

speed of not less than 4000r/min.

4.1.5 constant temperature water bath

to maintain a temperature of (50 ± 5) °C.

4.1.6 Analytical Balance

Precision 0.01g.

4.1.7 Electric Blast Oven

to maintain a temperature of (105 ± 3) °C.

4.2 Reagents

4.2.1 tetrahydrofuran

AR.

4.2.2 Ethanol

AR content of 95% and above.

4.2.3

mass fraction of 75% sulfuric acid.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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