[12] Patent
[11] Patent No.:GC0009404  
[45] Date of Publishing the Grant of the Patent: 31/Dec /2018                56/2018  
Number of the Decision to Grant the Patent:2018/141856
Date of the Decision to Grant the Patent:18/Dec/2018

[21] Application No.:GC 2013-24208

[22] Filing Date:24/4/2013

[30] Priority:

[33] State [32] Priority date [31] Priority No.
US
27/4/2012
61/639.206

[72] Inventors:1- DIEFENBACH, Steven P.،2- LI, Min،3- THORN, Matthew Grant،4- LUO, Lubin

[73] Owner: W. R. Grace & Co.-Conn., 7500 Grace Drive , Columbia , USA

[74] Agent: Suleiman I. Al-Ammar Law Office

  

 

  

[51]IPC:
Int. Cl.: C08F 210/16,C08F 4/6592, B01J 31/02 (2006.01)

[56] Cited Documents:

-WO 2012/071205 A2 (ALBEMARLE CORP [US]; LUO LUBIN [US]) 31 May 2012
-EP 0 003 836 A1 (UNION CARBIDE CORP [US]) 5 September 1979
 
Examiner: Nouf AlNassban

[54] ACTIVATOR COMPOSITIONS, THEIR PREPARATION, AND THEIR USE IN CATALYSTS
[57] Abstract: This invention provides activator precursor compositions and activator compositions. The activator precursor compositions are formed from a support material, a linking compound, and polyfunctional compounds having at least two aromatic groups in which at least two of said aromatic groups each has at least one polar moiety thereon. The activator compositions are formed from a support material, a linking compound, an aluminoxane, and a polyfunctional compound having at least two aromatic groups in which at least two of said aromatic groups each has at least one polar moiety thereon. Also provided are catalyst compositions, processes for forming catalyst compositions, and polymerization processes utilizing the catalyst compositions of this invention.
No. of claims: 30


 

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