Coating formulations for optical elements
First Claim
Patent Images
1. A coating formulation comprising:
- at least one alkoxysilane residue; and
at least 80 wt % of at least one solvent having a boiling point of at least 185°
C. at atmospheric pressure.
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Abstract
Anti-reflective coatings and coating formulations, optical elements and processes for preparing coating formulations and optical elements are described. The coating formulations are formed from at least one alkoxysilane material and at least one high boiling solvent. The coating formulation may be applied using roller coat processes.
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27 Claims
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1. A coating formulation comprising:
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at least one alkoxysilane residue; and at least 80 wt % of at least one solvent having a boiling point of at least 185°
C. at atmospheric pressure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A coating formulation comprising:
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at least one alkoxysilane residue; at least about 50 wt % of at least one solvent having a boiling point of at least 125°
C. at atmospheric pressure; andat least one polyol comprising at least one polyethylene or polycaprolactone polyol.
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16. A method of forming an optical element comprising:
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applying at least one layer of a coating formulation onto at least a portion of an optically transparent substrate, wherein the coating formulation comprises at least one alkoxysilane residue and at least 80 wt % of at least one solvent having a boiling point of at least 185°
C. at atmospheric pressure; andheating the coating formulation to form a reflective coating on the optically transparent substrate. - View Dependent Claims (17, 18, 19, 20, 21)
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22. A method of producing a coating formulation, comprising:
- combining at least one alkoxysilane, at least one catalyst and at least one solvent having a boiling point of at least 185°
C. at atmospheric pressure to form a coating formulation, wherein the coating formulation comprises at least 80 wt % of the at least one solvent. - View Dependent Claims (23, 24, 25, 26, 27)
- combining at least one alkoxysilane, at least one catalyst and at least one solvent having a boiling point of at least 185°
Specification