Patent · US Expired

Blocked mercaptosilane coupling agents for filled rubbers

US7078551B2 · kind B2 · utility

27Cited by
19References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 2004
Grant dateJul 18, 2006
Priority date
Expiry dateJun 19, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L9/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A blocked mercaptosilane of the structure: G-C(═O)—S—CH2CH2CH2SiX3 is disclosed wherein each X is an independently selected RO— group or R— group wherein each R is independently selected from the group consisting of hydrogen, alkyl that may or may not contain unsaturation, alkenyl groups, aryl groups, and aralkyl groups, such moieties other than hydrogen having from 1 to 18 carbon atoms, at least one X is RO—, and G is a monovalent alkyl group.

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