24/06/2005 - Controller General of Patents, Designs, and Trade Marks

(21) Application No.1516 /DEL/1997 A (22) Date of filing of Application: 06/06/1997
(54) Title of the invention: “A PROCESS FOR PREPARING A SOLID TITANIUM
CATALYST COMPONENT.”
(51) International Classification 7 : CO7D 301/12
C07D 301/19, B01J 021/08
(30) Priority Data:
(31) Document No.: 147631/1996
(32) Date: 10/6/1996
(33) Name of convention country: JAPAN
(66) Filed U/s 5(2): NIL
(61) Patent of addition to application No.: NA
(62) Filed on: NA
(63) Divisional to Application No.: NIL
(64) Filed on: NA
Total No Of Page: 53
(57) Abstract
(71) Name of the applicant:
MITSUI CHEMICALS, INC.,
Address of the Applicant:
5-2 Higashi-Shimbashi 1-Chome, Minato-
Ku, Tokyo, Japan.
(72) Name of the Inventor:
YASUSHI NAKAYAMA
KAZUMITSU KAWAKITA
HARUYUKI MAKIO
SHINICHI KOJOH
A process for preparing a solid titanium catalyst component for olefin polymerization which
process comprises the types of contacting a helogen contains magnesium compound in the liquid
states to contact with a diether compound having a fluorine ring represented by the following
formula and allowing the resulting solution to contact with a liquid titanium compound.
(X) m (Y) n
R a O O R b
Wherein R a and R b may be the same as or different from each other and are each an alky1 group of
selected from methy1, ethty1, n-propy1, iso-propy1, n-buty1, iso-buty1, tert-buty1, pen6y1 and
hexy1; Xand Y may be the same as or different from each other and are each methy1, iso-propy,
iso-buty1 or chlorine atom, m, is a number of 0 < n < 4;
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