C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 23/16 (2006.01) C08F 8/50 (2006.01) C10M 143/02 (2006.01) C10M 143/04 (2006.01) C08L 23/08 (2006.01)
Patent
CA 2421166
The present invention relates to a polymer blend containing a high ethylene content ethylene- propylene copolymer and a lower ethylene content ethylene-propylene copolymer. The polymer blend of the present invention is useful for the preparation of viscosity index improvers with improved lower temperature properties relative to conventional viscosity index improvers.
Mishra Munmaya K.
Salazar Luis A.
Saxton Raymond G.
Spedale Gary J.
Corporation Ethyl
Macrae & Co.
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