FIELD: production, transportation and storage of petroleum and petroleum products. SUBSTANCE: polymeric composition comprises perfluoropolyoxaalkylcarboxylic or sulfonic acid derivatives, monoethanols and water. Application of hydrocarbon liquid (petroleum) onto surface makes it possible to reduce losses of its weight by 88-95 times. EFFECT: improved properties of the polymeric composition. 1 tbl
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Authors
Dates
2000-02-20—Published
1999-08-05—Filed