Patent · US Active

Rubber composition comprising a block-copolymer

US12037437B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 2022
Grant dateJul 16, 2024
Priority date
Expiry dateOct 13, 2042

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2438/03
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention is directed to a rubber composition comprising an elastomer, a filler, and a block-copolymer. According to the invention, the block-copolymer comprises (i) an elastomer block and (ii) a thermoplastic block comprising a poly alkylacrylate, wherein the alkylacrylate comprises a polycyclic substituent at its single bonded oxygen atom. Moreover, the present invention is directed to a block-copolymer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.