ADDITIVGEMISCH

摘要

Additive compsns. to improve the low temp. properties and the dispersability of crude oil fractions in bore holes, oil tanks, pipelines and other equipment used for storage and transport comprise 9:1 to 5:5 wt. ratio mixts. of 500-15000 average mol.wt. ethylene-vinyl-ester copolymer contg. 20-50 wt.% vinyl-ester and low 500-5000 average mol.wt. ethylene copolymer and/or polyethylene contg. functional gps.