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2 545 578

(13)

(51)

IPC

C04B35/486(2006-01-01)

C04B35/626(2006-01-01)

B82Y40/00(2011-01-01)

(21) (22)

Application

2014100565/03, 2014-01-09

(24)

Start date

2014-01-09

(22)

Actual filing date

2014-01-09

(45)

Published

2015-04-10

(72)

Inventor

Porozova Svetlana Evgen'EvnaKul'Met'Eva Valentina BorisovnaVokhmjanin Dmitrij SergeevichRogozhnikov Aleksej Gennad'Evich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Natsional'Nyj Issledovatel'Skij Politekhnicheskij Universitet"

METHOD OF MAKING CERAMIC ARTICLES Russian patent published in 2015 - IPC C04B35/486 C04B35/626 B82Y40/00

Abstract RU 2545578 C1

FIELD: chemistry.

SUBSTANCE: method of making ceramic articles includes mechanochemical treatment of zirconium dioxide nanopowder, half-dry monoaxial cold moulding using aqueous polyvinyl alcohol as the binder, drying and sintering the workpiece. The wet workpiece is dried in a cooling chamber at temperature below 0°C.

EFFECT: improved hardness and crack-resistance of ceramic articles.

2 ex

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RU 2 545 578 C1

Authors

Porozova Svetlana Evgen'Evna

Kul'Met'Eva Valentina Borisovna

Vokhmjanin Dmitrij Sergeevich

Rogozhnikov Aleksej Gennad'Evich

Dates

2015-04-10—Published

2014-01-09—Filed