Patent · US Expired

C-nitrosoaniline compounds and their blends as polymerization inhibitors

US6902663B2 · kind B2 · utility

0Cited by
57References
26Claims
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Assignee

Inventors

Key dates

Filing dateNov 10, 2003
Grant dateJun 7, 2005
Priority date
Expiry dateJan 1, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S585/95
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Disclosed herein is a method for inhibiting the premature polymerization of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of at least one inhibitor selected from the group consisting of C-nitrosoaniline and quinone imine oxime compounds.Also disclosed is a composition of matter comprising:

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