	US 12,473,422 B2
	Rubber composition, tire, and additive for rubber
Shinya Shinozaki, Tokushima (JP); and Mifuyu Ueno, Tokushima (JP)
Assigned to OTSUKA CHEMICAL CO., LTD., Osaka (JP)
Appl. No. 17/802,491
Filed by OSTUKA CHEMICAL CO., LTD., Osaka (JP)
PCT Filed Feb. 26, 2021, PCT No. PCT/JP2021/007246 § 371(c)(1), (2) Date Aug. 25, 2022, PCT Pub. No. WO2021/172487, PCT Pub. Date Sep. 2, 2021.
Claims priority of application No. 2020-033362 (JP), filed on Feb. 28, 2020.
Prior Publication US 2023/0105406 A1, Apr. 6, 2023
Int. Cl. C08K 5/25 (2006.01); B60C 1/00 (2006.01); C08K 5/3445 (2006.01); C08K 5/3462 (2006.01); C08K 5/3472 (2006.01); C08L 7/00 (2006.01)

CPC C08K 5/25 (2013.01) [B60C 1/00 (2013.01); C08K 5/3445 (2013.01); C08K 5/3462 (2013.01); C08K 5/3472 (2013.01); C08L 7/00 (2013.01)]

2 Claims

1. A rubber composition comprising at least one compound selected from the group consisting of 2-amino-3-hydroxypropanehydrazide, 2-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)acetohydrazide, 4H-1,2,4-triazole-3-carbohydrazide, 3-(pyridin-2-yl)-4H-1,2,4-triazol-4-amine and 2-(pyridin-2-yl)-1,3,4-oxadiazole.