Patent · US Expired

Polymerization inhibitors for acrylic acids and esters

US6210536A · kind A · utility

11Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 2, 1993
Grant dateApr 3, 2001
Priority date
Expiry dateSep 2, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S203/22
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention is directed to certain N,N'-dinitroso phenylenediamines useful as polymerization inhibitors for acrylic acids and esters thereof. Also disclosed are compositions containing such compounds, and methods for inhibiting polymerization using such compounds and compositions.

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