| abstract |
The present invention provides a method for producing a rubber composition comprising a group or structure (A) having a reaction capable of reacting with an olefinic double bond, and a group or structure (B) capable of reacting or interacting with cerium oxide and having no a Si-O-bonded compound (C), a rubber component having an olefinic double bond, and kneading with cerium oxide to obtain a kneaded product in the first step, and a kneaded product obtained therefrom, and having a bond with cerium oxide The Si-O bonded compound is kneaded to obtain a rubber composition step 2. |