Table 1 Formulation of rubber composites.

From: Thermally stimulated depolarization currents (TSDC) characteristic of styrene butadiene rubber (SBR)–graphite composites

Ingredients

Quantity(phr)a

Rubber

SBR(1502)

100

filler

graphite

40, 60, 100

Plasticizer

processing oil

10

Activators

stearic acid

2

Zinc oxide

5

Accelerator

MBTSb

2

Age resisters

PBNc

1

Vulcanizing Agents

Sulfur

2

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