Patent · US Expired

Preparation of titanium-containing catalysts using titanosiloxane polymers

US5759945A · kind A · utility

11Cited by
10References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1997
Grant dateJun 2, 1998
Priority date
Expiry dateMar 26, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2231/72
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A heterogeneous catalyst suitable for use in an olefin epoxidation reaction is obtained using a titanosiloxane polymer as a source of titanium. The titanosiloxane is combined with an inorganic siliceous solid such as silica or a siliceous sol gel to form a catalyst precursor composition. Calcination yields the active titanium-containing catalyst.

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