Patent · US Active

Additive composition

US8299002B2 · kind B2 · utility

4Cited by
9References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 2005
Grant dateOct 30, 2012
Priority date—
Expiry dateMay 30, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/25
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An additive composition including at least one dispersant viscosity index improver and at least two seal swell additives is disclosed.

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