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2 557 278

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(51)

IPC

C04B35/491(2006-01-01)

H01L41/187(2006-01-01)

(21) (22)

Application

2014126143/03, 2014-06-26

(24)

Start date

2014-06-26

(22)

Actual filing date

2014-06-26

(45)

Published

2015-07-20

(72)

Inventor

Dobromyslova Evgenija ValentinovnaSuprunova Valentina IvanovnaKhafizov Rustehm Khusainovich

(73)

Holder

Rossijskaja Federatsija, Ot Imeni Kotoroj Vystupaet Ministerstvo Promyshlennosti I Torgovli

PIEZOCERAMIC MATERIAL Russian patent published in 2015 - IPC C04B35/491 H01L41/187

Abstract RU 2557278 C1

FIELD: chemistry.

SUBSTANCE: invention relates to field of production of piezoceramic materials, intended for manufacturing ultrasound irradiators and receivers, and electromechanical converters. Piezoceramic material contains the following components, wt %: PbO 56.649-60.431; SrO 0.332-2.375; Na₂O 0.376-0.888; Bi₂O₃ 3.557-8.401; ZrO₂ 21.313-22.150; TiO₂ 11.528-12.050.

EFFECT: increase of temperature stability of piezoceramics.

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RU 2 557 278 C1

Authors

Dobromyslova Evgenija Valentinovna

Suprunova Valentina Ivanovna

Khafizov Rustehm Khusainovich

Dates

2015-07-20—Published

2014-06-26—Filed