Patent · US Expired

Oxygen-free aromatic alkylation process

US5300722A · kind A · utility

9Cited by
2References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 1990
Grant dateApr 5, 1994
Priority date
Expiry dateDec 27, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2529/70
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

In an aromatic alkylation process, an aromatic hydrocarbon is contacted with an alkylating agent in a reactor vessel in the absence of oxygen in the presence of a silica-containing molecular sieve catalyst under liquid phase alkylation conditions to recover an alkyl-substituted aromatic product from said reactor vessel.

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