COMPOSITION OF GLASS-CRYSTAL COATING FOR STEEL CHEMICAL EQUIPMENT Russian patent published in 2021 - IPC C03C8/02

Abstract RU 2750530 C2

FIELD: protective coatings for steel products.

SUBSTANCE: invention relates to the production of high-silica glass-crystal glass-enamel coatings for steel chemical equipment, which have high chemical resistance to all groups of reagents, and can be used in the chemical, pharmaceutical, and oil industries. The high-silica glass-crystal coating for steel chemical equipment includes the following ratio of components, wt %: SiO₂ - 54,11-54,55; В₂О₃ - 2,76-2,89; Na₂O - 15,5-15,7; Li₂O - 9,88-9,96; К₂О - 3,36-4,46; CaO - 2,80-2,86; SrO - 2,85-3,17; ZrO₂ - 5,41-5,45; Co₂O₃ - 1,59-1,61; TiO₂ - 0,38; MoO₃ - 0,49-0,93.

EFFECT: invention is aimed at improving chemical wear resistance of high-silica glass-crystal coatings.

1 cl, 3 ex

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RU 2 750 530 C2

Authors

Farin Dmitrij Viktorovich

Ryabova Anna Vladimirovna

Mikhajlov Aleksandr Ivanovich

Dates

2021-06-29—Published

2018-10-31—Filed