METHOD OF APPLYING OXIDIZED STAINLESS STEEL ON GLASS ARTICLES Russian patent published in 2022 - IPC C23C14/08 C23C14/18 C23C14/24 

Abstract RU 2766421 C1

FIELD: glass industry.

SUBSTANCE: invention relates to decoration of glass and articles made from it, namely to a method of applying oxidized stainless steel on glass articles, and can be used in glass industry. Air is evacuated from the sputtering chamber to vacuum of 0.02 Pa and the basket with glass articles is rotated at a speed of rotation of basket of 2 rpm. Then, argon gas is fed at pressure of 0.06 Pa and a source of ion cleaning of the surface of glass articles is switched on at the following parameters: anode voltage of 3 kV, anode current of 200 mA and cleaning time of 20 minutes. Surface layer of glass articles is cleaned by bombardment in high vacuum with argon ions with energy of 100–100,000 eV, which spray the surface layer with removal of adsorbed atoms and oxides. Then, arc evaporator with AISI304 stainless steel target is switched on. Oxygen reactive gas is fed into the chamber at pressure of 0.2 Pa, and at current of inverter sources of 130–150 A, an oxidized layer of stainless steel is deposited on the glass products for 15 minutes.

EFFECT: higher strength of decorative coating.

1 cl

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RU 2 766 421 C1

Authors

Startsev Dmitrij Yurevich

Dates

2022-03-15Published

2021-11-29Filed