Protective covering with a two-layer coating buil-up
OwnerSteffen Hofacker, Markus Mechtelinventors
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Abstract
The invention relates to protective coverings with a coating build-up of at least two layers, the first coating comprising an adhesion promoter based on a two-component polyurethane binder containing alkoxysilyl groups and the second coating comprising an inorganic coating, a process for the production of these protective coverings and the covered substrates.
Claims14
A protective covering comprising at least a two-layer coating build-up wherein
- the first coating comprises a two-component polyurethane adhesion promoter (primer) containing alkoxysilyl groups and
- the second coating comprises an inorganic or organic coating or an inorganic-organic hybrid coating.
A process for the production of a protective covering comprising applying in a first step a two-component polyurethane adhesion promoter (primer) containing alkoxysilyl groups and applying in a second step an inorganic or organic coating or inorganic-organic hybrid coating to a substrate.
Dependencies are inferred from the claim text.