C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
253/102, 400/204
C08F 255/00 (2006.01) C08F 8/32 (2006.01) C08F 255/02 (2006.01) C10M 149/02 (2006.01) C10M 149/06 (2006.01) C10M 149/10 (2006.01)
Patent
CA 1329660
ABSTRACT OF THE INVENTION D#78,501-F Dispersant viscosity index improvers for lubricating oils contain an EPR or EPT polymer onto which has been graft polymerized isocyanatcethyl methacrylate and thereafter reacted with N-methyl piperazine.
567062
Hart William Pius
Kapuscinski Maria Magdalena
Liu Christopher Soundang
Ethyl Additives Corporation
Smart & Biggar
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