| abstract |
A composition comprising a compound having the structure of formula, wherein each R is, C 1-20 alkyl, C 2-22 alkenyl, C 6-40 cycloalkyl, C 7-40 cycloalkylene, C 3 -20-methoxy-alkyl glycol ethers, C 3-20 alkyl glycol ethers or Y-OH moiety, a phenol-free moieties selected independently, each Y, C 2-40 alkylene, C 7-40 An independently selected alkylphenol-free moiety that is a cycloalkylene, or a C3-40 alkyllactone moiety, wherein m is an integer in the range of 1-100 and x is an integer in the range of 1-1000 ,Composition. Embedded image |