COATINGS FOR METAL SURFACES CHEMICALLY INTERACTING WITH BASE Russian patent published in 1998 - IPC

Abstract RU 2107746 C1

FIELD: coatings for alloys of aluminum, iron and magnesium. SUBSTANCE: coating reacting with base includes ions of zirconium, fluorine and calcium. Coating pH is from approximately 2.6 to approximately 3.1. Coating may include phosphates, polyphosphates, tannin, boron, zinc and aluminum. Coating may also include isolating agent for binding of dissolved iron and agent of crystalline deformation. EFFECT: higher efficiency. 27 cl, 1 tbl

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RU 2 107 746 C1

Authors

Charl'Z E.Tomlinson[Us]

Dates

1998-03-27Published

1994-10-14Filed