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2 114 219

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IPC

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Application

97104848/02, 1997-03-26

(22)

Actual filing date

1997-03-26

(45)

Published

1998-06-27

(72)

Inventor

Pavlovskaja T.G.Karimova S.A.Zhirnov A.D.Zolotareva L.A.Grigor'Eva E.Ju.Vertlib N.I.

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Aviatsionnykh Materialov

SOLUTION FOR SEALING ANODEOXIDE COATING OF ALUMINIUM AND ALLOYS THEREOF Russian patent published in 1998 - IPC

Abstract RU 2114219 C1

FIELD: chemical treatment of metals and alloys. SUBSTANCE: ecologically pure solution comprises, g/l: tannide and/or extract of vegetable tanning agent, 5-50; 0.0001-0.0005 benzotriazole, 0.0001-0.0005; and monosubstituted sodium phosphate, 0.02-2.0. Solution requires no cleaning structures and is used for decontaminating sewage. Solution has high protection properties and makes it possible to control metallurgical and production defects. EFFECT: improved properties of the solution. 1 tbl

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RU 2 114 219 C1

Authors

Pavlovskaja T.G.

Karimova S.A.

Zhirnov A.D.

Zolotareva L.A.

Grigor'Eva E.Ju.

Vertlib N.I.

Dates

1998-06-27—Published

1997-03-26—Filed

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