Research Article

Tailoring the Curing Kinetics of NBR-Based Rubber Compounds for Additive Manufacturing of Rod Seals

Table 3

Effect of the retarding agent CTP on the vulcanization time t90, scorch time t10, and maximum torque in the rheometer at 160°C.

Amount of CTP (phr)Vulcanization time t90 (s)Scorch time t10 (s)Maximum torque S´ (dNm)

0 (Ref. #1, Batch 2)2487629.9
0.53797727.2
138410426.5
1.550013225.1
255915623.5