Patent · US Expired

Process for producing methacrolein and methacrylic acid

US5276178A · kind A · utility

33Cited by
11References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 1991
Grant dateJan 4, 1994
Priority date
Expiry dateAug 2, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2523/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention provides a process for producing methacrolein and methacrylic acid by subjecting at least one material selected from isobutylene, t-butanol and methyl t-butyl ether to gas phase catalytic oxidation with molecular oxygen or a molecular oxygen-containing gas using a fixed bed multi-tubular reactor.

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