SOLUTION FOR PHOSPHATING Russian patent published in 1996 - IPC

Abstract RU 2065892 C1

FIELD: phosphating of steel articles. SUBSTANCE: proposed solution contains (g/l): phosphorous anhydride 2.5-11.4, ions of zinc 5.2-25.6, ions of nickel 0.01-0.12, ions of nitrate 10.0-46.0, ions of chlorate 0.05-0.3, ions of fluorine 0.003-0.12, material from imidazoline group 0.1-1.0. 2-methylimidazoline may be used as mentioned above material from imidazoline group. EFFECT: produces phosphate coatings being resistant to drop. 2 cl, 1 tbl

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RU 2 065 892 C1

Authors

Gunina T.V.

Chumaevskij V.A.

Dates

1996-08-27—Published

1993-06-16—Filed