Back to results
US 6,451,432 B1Granted
Hydrophobic treatment composition, method for forming a coating and products provided with said coating
AssigneeSaint-Gobain Glass France
InventorsMarie-Jose Azzopardi, Laurent DeLattre, Nathalie Codazzi
Life of this patent
Estimating the term…
Abstract
An aqueous solution of a hydrophobic/oleophobic agent incorporating a primer of formula: X3SiRSiX3 (I) in which: R represents a carbon chain, and X represents a hydrolysable functional group.
Claims19
Composition for a hydrophobic/oleophobic coating, characterized in that it consists essentially of an aqueous solution of a hydrophobic/oleophobic agent containing a priming agent of formula:
- X31Si(CH2)2SiX32 (I)
- in which:
- X1 and X2 are identical or different hydrolysable halogen or alkoxy groups;
- and the hydrophobic/oleophobic agent is a perfluoroalkylalkylsilane of formula:
- in which:
- m=0 to 15;
- n=1 to 5:
- p=0, 1 or 2;
- R is an alkyl group or a hydrogen atom;
- and
- X is a halogen or an alkoxy group.
8 more elements
Dependencies are inferred from the claim text.