Patent · US Expired

Substituted phenols as stabilizers

US4857572A · kind A · utility

28Cited by
18References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 10, 1988
Grant dateAug 15, 1989
Priority date
Expiry dateFeb 10, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10M2219/084
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel compositions are described which contain an elastomer or a tackifying resin and at least one compound of formula I ##STR1## The symbols R.sub.1 is alkyl or cycloalkyl, R.sub.2 is alkyl, hydroxyalkyl, phenyl or benzyl, and R.sub.3 is hydrogen or methyl with the proviso that, when R.sub.1 is other than methyl, R.sub.3 is methyl.

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