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2 026 835

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C1

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IPC

(21) (22)

Application

92006124/33, 1992-11-13

(22)

Actual filing date

1992-11-13

(45)

Published

1995-01-20

(72)

Inventor

Glebycheva A.I.Rybakova I.F.Varlamova L.K.Korneva A.D.Zakharov N.M.Otopkov P.P.

(73)

Holder

Dulevskij Krasochnyj Zavod

CERAMIC OVERGLAZED DYE Russian patent published in 1995 - IPC

Abstract RU 2026835 C1

FIELD: porcelain article manufacture. SUBSTANCE: overglazed dye has the following oxides, wt. -%: red lead (Pb3O4) 55.7-62.6; silicon oxide (SiO2) 22.7-24.8; boron oxide (B2O3) 2.4-5.4; zinc oxide (ZnO) 2.3-4.2; aluminium oxide (Al2O3) 0.3-1.6; potassium oxide (K2O) 0.7-1.6; tin oxide (SnO2) 1.9-2.8; cobalt oxidous (CoO) 0.4-1.0; lithium oxide (Li2O) 0.2-0.6; chrome oxide (Cr2O3) 0.9-2.2; antimony oxide (Sb2O3) 2.4-3.4. Dye properties: L is 52-59.2; λD is 547-560 nm; color clarity P is 35.0-36.8%. EFFECT: enhanced quality of dye. 2 tbl

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RU 2 026 835 C1

Authors

Glebycheva A.I.

Rybakova I.F.

Varlamova L.K.

Korneva A.D.

Zakharov N.M.

Otopkov P.P.

Dates

1995-01-20—Published

1992-11-13—Filed

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