C-nitrosoaniline compounds and their blends as polymerization inhibitors
US6902663B2 · kind B2 · utility
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26Claims
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Key dates
| Filing date | Nov 10, 2003 |
| Grant date | Jun 7, 2005 |
| Priority date | — |
| Expiry date | Jan 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.