What is ISO 4659 about?
ISO 4659 specifies:
The physical and chemical tests on raw rubbers
The standard materials, standard test formulations, equipment, and processing methods for evaluating the vulcanization characteristics of styrene-butadiene rubber masterbatches with carbon black or with carbon black and oil
Who is ISO 4659
BS ISO 4659:2020 history
2020BS ISO 4659:2020 Styrene-butadiene rubber (carbon black or carbon black and oil masterbatches). Evaluation procedure
2014BS ISO 4659:2014 Styrene-butadiene rubber (carbon black or carbon black and oil masterbatches). Evaluation procedure
2003BS ISO 4659:2003 Styrene-butadiene rubber (carbon black or carbon black and oil masterbatches) - Evaluation procedure
1998BS ISO 4659:1998 Rubber, styrene-butadiene (carbon or carbon black and oil masterbatches) - Evaluation procedure