Patent ID: 7566677
Filing Date: 2009-07-28
Classification: B01J,C08F

Abstract:
1. A catalyst slurry for olefin polymerization, comprising the product of: first combining mineral oil with one or more liquid alkanes having three or more carbon atoms to form a mixture; followed by combining with the mixture a spray dried catalyst system comprising one or more catalysts selected from the group consisting of metallocenes, non-metallocenes, and a combination thereof to form the catalyst slurry, wherein the catalyst slurry comprises at least 20 percent by weight of the catalyst system, and wherein the one or more liquid alkanes are present in the slurry between 2 percent by weight and 15 percent by weight based upon the total weight of the slurry such that the slurry has a viscosity of from 300 to 1,500 centipoise at 25° C.