C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
400/2050, 253/55
C10M 151/02 (2006.01) C08F 265/04 (2006.01) C10M 145/14 (2006.01) C10M 149/02 (2006.01)
Patent
CA 1229690
"MULTIFUNCTIONAL ADDITIVE FOR LUBRIFICATING OILS AND PROC ESS FOR THE PREPARATION THEREOF" Abstract of the Disclosure Multifunctional additive for lubrificating oils con- sisting of a base copolymer and of monomers grafted to said base copolymer; - said base copolymer being the product of copolymeriza- tion of at least an alkyl metacrylate containing from 1 to 4 carbon atoms in its alkyl group, with at least an alkyl metacrylate containing from 10 to 18 carbon at- oms in its alkyl group; - said graft monomers comprising at least a member select ed from the class consisting of N-vinylimidazoles, N- vinylpyrrolidones, vinylpyridines and N,N-dialkylamino- ethyl-metacrylates; and at least a member selected in the class of compounds definable by means of the general formula: CH3 O CH2 = C - C - [O-CH2CH2]n- NHR wherein : ? is O or 1; R is a group selected from: Image
484060
Baldoli Clara
Brandi Gabriella
Dalla Croce Piero
Koch Paolo
Maiorana Stefano
Agip Petroli S.p.a.
Consiglio Nazionale Delle Ricerche
Robic Robic & Associes/associates
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