BS ISO 21561-2:2016
$142.49
Styrene-butadiene rubber (SBR). Determination of the microstructure of solution-polymerized SBR – FTIR with ATR method
| Published By | Publication Date | Number of Pages |
| BSI | 2016 | 26 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 6 | Foreword |
| 7 | 1 Scope 2 Normative references 3 Principle |
| 8 | 4 Apparatus 5 Calibration 5.1 FTIR 5.2 ATR 6 Sampling 7 Procedure for measuring ATR spectrum |
| 9 | 8 Determination of the microstructure of butadiene and the styrene content 8.1 Measurement of the absorbance for each microstructure component |
| 10 | 8.2 Calculation of microstructures 8.2.1 General |
| 11 | 8.2.2 Base line correction of each absorbance peak 8.2.3 Ratio of absorbance 8.2.4 Second order terms 8.2.5 Styrene content and microstructures in mass % by regression formulae |
| 12 | 8.2.6 Microstructures in mol % 9 Precision 10 Test report |
| 14 | Annex A (informative) Precision results from an interlaboratory test programme |
| 16 | Annex B (informative) Acquisition of regression formulae for microstructure |
| 18 | Annex C (informative) Determination of microstructure by NMR spectrometry |
| 22 | Bibliography |
