Patent · US Expired

Stabilization of monomers by compositions based on alkylhydroxylamines

US6761833B2 · kind B2 · utility

0Cited by
15References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 2002
Grant dateJul 13, 2004
Priority date
Expiry dateJun 20, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07B63/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Vinyl monomers are stabilized by a composition which includes an alkyl hydroxyl amine and a sulfide compound or at least two alkyl hydroxyl amines and a phenolic compound.

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