Preparation and Characterization of Rubber Blends for Industrial Tire Tread Fabrication

Table 2

Solubility parameters and calculated interaction parameters of solvent and polymers.

Samples/parameters	δ (cal/cc)^1/2	Estimated χ1	Reference
Toluene	8.91	—	[18]
BR	8.38	0.352	[19]
SSBR	8.04	0.372	[20]
ENR	8.10	0.368	[21]

Data for solubility parameters (δ) were taken from the corresponding literatures.