Evaluation of Some Conducting Polymers as Novel Antioxidants for Rubber Vulcanizates

Table 1

Rubber formulations containing the prepared homopolymers and copolymers.

Formulation no.	1	2	3	4	5	6	7	8	9
Control (without)	—	—	—	—	—	—	—	—	—
P𝛽N	—	1	—	—	—	—	—	—	—
Po-PDA	—	—	1	—	—	—	—	—	—
PT	—	—	—	1	—	—	—	—	—
P(An-co-mT)	—	—	—	—	1	—	—	—	—
P(An-co-T)	—	—	—	—	—	1	—	—	—
P(An-co-o-PDA)	—	—	—	—	—		1	—	—
P(An-co-2APy)	—	—	—	—	—		—	1	—
P(2APy-co-o-PDA)	—	—	—	—	—		—	—	1

Base recipe (phr): NR, 100; stearic acid, 2; zinc oxide, 5; HAF, 30; processing oil, 3; CBS, 1; S, 2.