Polymer coating for vapor deposition tool
First Claim
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1. An apparatus for thin film deposition comprising:
- a reaction chamber;
a substrate support disposed in the reaction chamber;
at least one inlet for reactant gas; and
a removable protective coating comprising a polymer, wherein the protective coating is formed on at least a portion of a surface of the reaction chamber susceptible to build up of deposited material and susceptible to damage during cleaning,wherein the protective coating comprises at least one lift-off layer.
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Abstract
Described herein is an apparatus useful for depositing a material on a substrate. At least one component of the apparatus comprises a protective coating, which facilitates the cleaning and/or removal of the deposited material from the component. Also described are methods for depositing a material on a substrate using the disclosed apparatus, for fabricating the apparatus, and for cleaning the apparatus.
71 Citations
19 Claims
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1. An apparatus for thin film deposition comprising:
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a reaction chamber; a substrate support disposed in the reaction chamber; at least one inlet for reactant gas; and a removable protective coating comprising a polymer, wherein the protective coating is formed on at least a portion of a surface of the reaction chamber susceptible to build up of deposited material and susceptible to damage during cleaning, wherein the protective coating comprises at least one lift-off layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for processing a semiconductor substrate comprising:
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depositing a material on a semiconductor substrate in a reaction chamber, wherein at least some of the material is also deposited on a surface of the reaction chamber; and cleaning deposited material from the surface of the reaction chamber, wherein the surface of the reaction chamber comprises a removable protective coating comprising a polymer formed on the underlying reaction chamber surface, wherein cleaning deposited material comprises lifting off the protective coating to remove the deposited material and at least a portion of the protective coating. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification