continued from part 1 - Controller General of Patents, Designs, and ...

(12) PATENT APPLICATION PUBLICATION (21) Application No.6588/DELNP/2008 A
(19) INDIA
(22) Date of filing of Application :29/07/2008 (43) Publication Date : 24/10/2008
(54) Title of the invention : "A PROCESS FOR TREATING A CATALYST, THE CATALYST,AND USE OF THE CATALYST"
(51) International classification :B01J 21/04 (71)Name of Applicant :
(31) Priority Document No :60/764,992
1)SHELL INTERNATIONALE RESEARCH
(32) Priority Date :03/02/2006 MAATSCHAPPIJ B.V.
(33) Name of priority country :U.S.A.
Address of Applicant :CAREL VAN BYLANDTLAAN
(86) International Application No :PCT/US2007/061471 30,2596 HR THE HAGUE,THE NETHERLANDS. Netherlands
Filing Date
:01/02/2007 (72)Name of Inventor :
(87) International Publication No :WO 2007/092738 1)LU JIAN
(61) Patent of Addition to Application
Number
Filing Date
:NA
:NA
(62) Divisional to Application Number :NA
Filing Date
:NA
(57) Abstract :
A process for treating a supported epoxidation catalyst comprising silver in a quantity of at most 0.15 g per m2 surface area of the
support, which process comprises: - contacting the catalyst, or a precursor of the catalyst comprising silver in cationic form, with a
treatment feed comprising oxygen at a catalyst temperature of at least 350°C for a duration of at least 5 minutes; the catalyst; a process
for the epoxidation of an olefin; and a process for producing a 1,2-diol, 1,2-diolether, or an alkanolamine.
No. of Pages : 25 No. of Claims : 15
The Patent Office Journal 24/10/2008 26077