Title:
METAL SURFACES COMPRISING A THIN GLASS- OR CERAMIC-TYPE PROTECTIVE LAYER HAVING HIGH CHEMICAL RESISTANCE AND IMPROVED NON-STICK PROPERTIES
Document Type and Number:
WIPO Patent Application WO/2011/110681
Kind Code:
A3
Abstract:
The invention relates to items comprising a metal surface that is provided with a glass-, glass ceramic- or ceramic-type protective layer, characterized in that the protective layer has a base layer comprising a matrix made of an alkali and/or earth alkali silicate and an alkali metal- and alkaline earth metal-free cover layer comprising a matrix made of an oxidic silicon compound, and to a method for producing said items. The items comprising the protective layer exhibit high chemical resistance and improved non-stick properties. They are characterized in particular by high dishwashing resistance.
Inventors:
SCHMIDT HELMUT (DE)
SCHMIDT CARSTEN LUDWIG (DE)
SCHMIDT CHRISTIAN (DE)
SCHMIDT CARSTEN LUDWIG (DE)
SCHMIDT CHRISTIAN (DE)
Application Number:
PCT/EP2011/053733
Publication Date:
August 30, 2012
Filing Date:
March 11, 2011
Export Citation:
Assignee:
EPG ENGINEERED NANOPRODUCTS GERMANY AG (DE)
SCHMIDT HELMUT (DE)
SCHMIDT CARSTEN LUDWIG (DE)
SCHMIDT CHRISTIAN (DE)
SCHMIDT HELMUT (DE)
SCHMIDT CARSTEN LUDWIG (DE)
SCHMIDT CHRISTIAN (DE)
International Classes:
C23C18/12; C04B35/16
Foreign References:
| EP1806385A1 | 2007-07-11 | |||
| US5700523A | 1997-12-23 | |||
| US5108793A | 1992-04-28 | |||
| US5660884A | 1997-08-26 | |||
| US20020012804A1 | 2002-01-31 |
Attorney, Agent or Firm:
BARZ, Peter (Widenmayerstrasse 48, München, DE)
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