Development of SBR-Nanoclay Composites with Epoxidized Natural Rubber as Compatibilizer

Table 1

Formulation of the rubber compounds.

Ingredients	Designation
	SBR	SBR/5EC	SBR/10EC
	Content (phr)
Styrene butadiene rubber	100	95	90
EC^(a)	—	5	10
Stearic acid	2	2	2
CBS^(b)	0.8	0.8	0.8
Zinc oxide	3	3	3
Sulphur	2	2	2

(a) EC: ENR-nanoclay composites; (b) CBS: N-cyclohexyl-2-benzothiazyl sulphenamide.