[12] Patent
[11] Patent No.:GC0007661  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/126563
Date of the Decision to Grant the Patent:29/Apr/2018

[21] Application No.:GC 2014-28622

[22] Filing Date:21/12/2014

[30] Priority:

[33] State [32] Priority date [31] Priority No.
EP
EP
20/12/2013
2/6/2014
13199172.1
14170835.4

[72] Inventors:1- Batinas – Geurts, Aurora Alexandra،2- BUKATOV, Gennadii Dimitrievich،3- SERGEEV, Sergei Andreevich،4- Zuideveld, Martin Alexander،5- ZAKHAROV, Vladimir Aleksandrovich

[73] Owner: Saudi Basic Industries Corporation (SABIC), P.O. Box 5101, 11422 , Riyadh, Saudi Arabia

[74] Agent: Saba & Co. T.M.P

  

 

  

[51]IPC:
Int. Cl.: C08F110/06; C08F4/651; C08F4/655; C08F4/656 (2006.01)

[56] Cited Documents:

-US 4211670 A (VANDENBERG EDWIN J [US]) 8 July 1980
-DE 1745117 A1 (MITSUBISHI PETROCHEMICAL CO) 19 February 1970
-WO 2011106500 A1 (DOW GLOBAL TECHNOLOGIES LLC [US] ; CHEN LI NFENG [US] ; WILLIAMS CLARK C) 1 September 2011
-WO 2012139897 A1 (BASELL POLIOLEFINE SRL [IT] ; GUIDOTTI SIMONA [IT] ; MORINI GIAMPI ERO ) 18 October 2012
 
Examiner: Rami Al-Ghamdi

[54] CATALYST SYSTEM FOR POLYMERIZATION OF AN OLEFIN
[57] Abstract: The invention relates to a process for the preparation of a procatalyst suitable forpreparing a catalyst composition for olefin polymerization. The invention also relates to a procatalyst obtained or obtainable by the process. The invention further relates to the use of a benzamide as an activator in the preparation of a Ziegler-Natta procatalyst. The invention also relates to a process for the preparation of polyolefins. The invention also relates to a polyolefin. The invention further relates to a shaped article.
No. of claims: 19


 

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