US 12,187,890 B2
Composition for solid tires and a non-marking solid tire
Mikhail Rudolfovich Predtechenskiy, Novosibirsk (RU); Aleksandr Aleksandrovich Khasin, Moscow (RU); Ruslan Vladimirovich Karpunin, Kol'tsovo (RU); Andrey Yurievich Skuratov, Novosibirsk (RU); Ekaterina Yurievna Gorbunova, Krasnoyarsk (RU); and Minlong Xi, Shanghai (CN)
Assigned to MCD Technologies S.a r.l., Leudelange (LU)
Appl. No. 17/642,556
Filed by MCD Technologies S.a r.l., Leudelange (LU)
PCT Filed Oct. 2, 2020, PCT No. PCT/RU2020/050264
§ 371(c)(1), (2) Date Mar. 11, 2022,
PCT Pub. No. WO2021/091426, PCT Pub. Date Mar. 14, 2021.
Claims priority of application No. 2019135659 (RU), filed on Nov. 5, 2019.
Prior Publication US 2022/0325080 A1, Oct. 13, 2022
Int. Cl. C08L 7/00 (2006.01); B60C 1/00 (2006.01)
CPC C08L 7/00 (2013.01) [B60C 1/00 (2013.01); B60C 2001/0091 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electrically conductive rubber composition for non-marking solid tires comprising:
(1) a rubber or a mixture of at least two rubbers;
(2) oxide fillers and modifiers;
(3) organic plasticizers and modifiers;
(4) a curing system; and
(5) carbon nanotubes,
wherein a total amount of carbon nanotubes and other carbon allotropes in the rubber composition ranges from 0.05 to 1.5 wt. % of a rubber content.