Properties of Natural Rubber-Based Composites Containing Fullerene

Table 4

Aging coefficients of composites comprising fullerene.

	NR1	NR2	NR3	NR4	NR5	NR6
𝑀100, MPa	37.0	20.5	15.7	12.5	11.0	10
𝑀300, MPa	37	25	23	21.7	17	11.7
𝜎, MPa	−10	−5	−5	−3	−3	−0.5
𝜀𝑟, %	−19	−15	−14	−14	−12	−10
Shore A hardness	+3	+2	+2	+1	+1	+1