FIELD: chemistry.
SUBSTANCE: described is a method of producing a suspension-type anti-turbulent additive. The method involves polymerisation of higher α-olefins on Ziegler-Natta catalysts in the medium of perfluorinated alkanes (PFA), such as aliphatic PFA, alicyclic PFA, as well as mixtures thereof with subsequent replacement of PFA with a dispersion medium containing an anti-agglomerator. The dispersion medium used is higher aliphatic alcohols, glycols and mono- and di-subsituted ethers thereof, as well as mixtures thereof.
EFFECT: cost-effective method of producing an anti-turbulent additive owing to high efficiency of suspension polymerisation of higher alpha-olefins, as well as owing to obtaining the suspension of an agent for reducing hydrodynamic resistance in a single step without mechanical grinding.
3 cl, 1 dwg, 1 tbl, 9 ex
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Authors
Dates
2012-02-27—Published
2010-11-11—Filed