HYDROPHOBIC POLYMER COATING Russian patent published in 2019 - IPC C09K3/18 

Abstract RU 2676644 C1

FIELD: chemistry.

SUBSTANCE: invention relates to hydrophobic compositions with high moisture-proof properties and minimal adhesion of snow and ice to the surface of structural elements of complex technical systems. Hydrophobic polymer coating comprises a polymer film former, a powder component, an acrylic copolymer solution in a mixture of organic solvents butyl acetate/acetone /toluene. Fluoropolymer film former based on trifluorochloroethylene and vinylidene fluoride, modified by telomere tetrafluoroethylene and nano-dispersed silicon dioxide in a mixture of organic solvents butyl acetate/ethyl acetate/acetone/toluene, is used as a polymer film former. Perfluorinated powder accelerator – low molecular weight fluorine paraffin is used as a powder component. Coating method is also claimed.

EFFECT: invention provides a polymer coating with low wetting hysteresis and low ice adhesion to the surface of structural elements.

3 cl, 2 tbl, 5 ex

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RU 2 676 644 C1

Authors

Kablov Evgenij Nikolaevich

Buznik Vyacheslav Mikhajlovich

Nefedov Nikolaj Igorevich

Kondrashov Eduard Konstantinovich

Vereninova Nataliya Petrovna

Dates

2019-01-09Published

2018-04-11Filed