摘要 |
Additive for improving the low-temp. behaviour of middle distillates comprises (a) 85-99 wt.% of an ethylene/vinyl acetate copolymer contg. 21-36 wt.% vinyl acetate units and with wt. average mol. wt. 1,500-10,000, and (b) 15-1 wt.% of the phthalate esters of linear alcohols contg. some, but a max. of 35 wt.% of branched alcohols; and the mixt. is used at a concn. of 0.001-0.1 wt.% in the oil. |