CATALYSIS WITH TITANIUM OXIDES
Application IN/PCT/2001/01204/MUM published 2007-03-23, filed 2001-10-01
A process which can be used in oligomerization, polymerization, or depolymerization such as, for example, the production of a polyester is provided. The process comprises contacting a carbonyl compound, in the presence of a composition, with an alcohol. The catalyst comprises a catalyst having the formula of: MxTiTiyOx+3+4y/2 wherein M is an alkali metal, Ti is titanium in the +3 oxidation state, Ti is titanium in the +4 oxidation state, x and y are numbers greater than or equal to zero wherein if x equals zero, y is a number less than 1/2.
Applicant
1)E.I. DU PONT DE NEMOURS AND COMPANY
:1007 MARKET STREET, WILIMINGTON, DELAWARE 19898, U.S.A.
Inventor
1)STEVEN RAYMOND LUSTIG 2)ROBERT RAY BURCH 3)EUGENE M. MCCARRON No of Pages : 15 No of Claims : 10
International Info
Classification: C08G63/85
Publication Number: WO 00/61657 A1
Application Date: 2000-03-16
Priority Information
09/288,371 U.S.A. 1999-04-08