Bond layer for coatings on plastic substrates
First Claim
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1. An article comprising:
- a plastic substrate; and
a bond layer on a surface of said plastic substrate, said bond layer comprising a recombined cyclosiloxane, wherein the recombined cyclosiloxane is the product of a plasma deposition process including cyclosiloxane precursor, wherein said cyclosiloxane precursor has at least one C2 to C10 alkenyl group attached to a silicon atom.
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Abstract
An article of a plastic substrate and a bond layer of a plasma polymerized cyclosiloxane having select unsaturation and a method of forming same.
37 Citations
28 Claims
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1. An article comprising:
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a plastic substrate; and a bond layer on a surface of said plastic substrate, said bond layer comprising a recombined cyclosiloxane, wherein the recombined cyclosiloxane is the product of a plasma deposition process including cyclosiloxane precursor, wherein said cyclosiloxane precursor has at least one C2 to C10 alkenyl group attached to a silicon atom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An article comprising:
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a thermoset or thermoplastic substrate; and a bond layer on the surface of said substrate, said bond layer comprised of a recombined cyclosiloxane, wherein the recombined cyclosiloxane is the product of a plasma deposition process including cyclosiloxane precursor, wherein said cyclosiloxane precursor has one C2 to C6 ailcenyl group attached to a silicon atom, said cyclosiloxane being a cyclotrisiloxane, a cyclotetrasiloxane or a cyclopentasiloxane. - View Dependent Claims (12, 23, 24)
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13. A multilayer article comprising:
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a polycarbonate substrate; and a bond layer on the surface of said polycarbonate substrate, said bond layer comprising plasma reacted heptamethyl(vinyl)cyclotetrasiloxane.
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14. A method of forming a multilayer article comprising:
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providing a plastic substrate; and plasma reacting a cyclosiloxane onto a surface of said plastic substrate to form a bond layer, said cyclosiloxane having at least one C2 to C10 alkenyl group attached to a silicon atom. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22)
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25. A method of forming a multilayer article comprising:
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providing a thermoset or thermoplastic substrate; and plasma reacting a cyclosiloxane onto a surface of said substrate to form a bond layer, said cyclosiloxane having one C2 to C6 alkenyl group attached to a silicon atom, said cyclosiloxane being a cyclotrisiloxane, a cyclotetrasiloxane, or a cyclopentasiloxane. - View Dependent Claims (26)
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27. A method of making a multilayer article comprising:
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providing a polycarbonate substrate; and plasma reacting heptamethyl(vinyl)cyclotetrasiloxane onto a surface of said polycarbonate substrate to form a bond layer. - View Dependent Claims (28)
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Specification