| abstract |
A compound of the formula R 1 . [(AO) n .—R 2 ] m (I) where: R 1 is the residue of a group having at least m active hydrogen atoms; AO is an alkylene oxide residue; each n is independently from 1 to 100; m is at least 2; and each R 2 is independently H, a C 1 to C 2 , hydrocarbyl, or an acyl group —OC.R 3 , where R 3 is a C 1 to C 21 hydrocarbyl group, wherein on average greater than one of the R 2 groups is or comprises a C 4 to C 21 hydrocarbyl group comprising at least two ethylenic double bonds. The compounds are particularly suitable for use in preparing aqueous emulsions or dispersions of resins and polymers, especially alkyd resins. |