Fluid resistant silicone compositions for sealing magnesium alloy components
AssigneeHenkel Loctite Corporation
InventorAlfred A. DeCato
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Abstract
Silicone compositions are disclosed which exhibit excellent adherence to magnesium-based substrates such as magnesium alloys and which exhibit excellent resistance to organic solvents. These compositions include at least one polymerizable silicone component, at least one amino-containing silane adhesion promoter which enhances adhesion of the composition to magnesium-based substrates, and at least one viscosity modifier, which enhances the resistance of the compositions to organic solvents. Methods of making these compositions, articles of manufacture including these compositions, and a method for providing enhanced adhesion to magnesium-based substrates using these compositions are also disclosed.
Claims11
A method for providing enhanced adhesion to magnesium-based substrates comprising the stops of:
- a) providing a composition comprising:
- (i) at least one polymerizable silicone component;
- (ii) at least one amino-containing silane adhesion promoter;
- and
- (iii)at least one filler;
- b) disposing said composition between two substrates, at least one of which is magnesium-based;
- and
- c) curing said composition to effectuate enhanced adhesion thereof.
Dependencies are inferred from the claim text.