Patent · US Expired

Substituted phenols as stabilizers

US5427701A · kind A · utility

5Cited by
20References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 1994
Grant dateJun 27, 1995
Priority date
Expiry dateJul 14, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Novel compositions are described which comprises an elastomer or a lubricant and at least one compound of the formulae I or II ##STR1## The symbols R.sub.1, R.sub.2, R.sub.3, Z.sub.1 and Z.sub.2 are as defined in claim 1. The compounds of the formula II and some of the compounds of the formula I are novel, and they are used especially as antioxidants.

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