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BS ISO 21561-1:2015

Current

Current

The latest, up-to-date edition.

Styrene-butadiene rubber (SBR). Determination of the microstructure of solution-polymerized SBR 1H-NMR and IR with cast-film method

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-07-2015

Foreword
1 Scope
2 Normative references
3 NMR method (absolute method)
4 IR method (relative method)
5 Precision
6 Test report
Annex A (informative) - Procedure for sample-film
        preparation and measurement of microstructure
        by FTIR spectrophotometry
Annex B (informative) - Precision
Bibliography

Defines procedures for the quantitative determination of the microstructure of the butadiene and the content of styrene in solution-polymerized SBR (S-SBR) by 1H-NMR spectrometry as an absolute method and by IR spectrometry as a relative method.

Committee
PRI/50
DevelopmentNote
Supersedes BS ISO 21561 & 14/30302222 DC. (08/2015)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 21561-1:2015 Identical

ISO 1795:2017 Rubber, raw natural and raw synthetic — Sampling and further preparative procedures
ISO 1407:2011 Rubber — Determination of solvent extract
ISO/TR 9272:2005 Rubber and rubber products Determination of precision for test method standards

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