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US 2024/0004223 A1Published application
Color fixing combination for contact lens, contact lens and method of manufacturing thereof
AssigneePegavision Corporation
InventorsYing-Jhen HUANG, Po-Tsung LEE
Life of this patent
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Abstract
A color fixing combination for contact lens with pearlescent is provided, including a pearlescent powder and an adjuvant. The adjuvant includes at least two of the following: alcohols, amines, ketones, alkenes, esters, resins, polyamides, celluloses, polyacids, ammonium salts, phosphoric acids, alkene acids, or silanes, so that the pearlescent powder stably adheres to the lens to form a pattern layer.
Claims20
A color fixing combination for contact lens, comprising:
- a pearlescent powder;
- and
- an adjuvant comprising at least two of:
- alcohols, amines, ketones, alkenes, esters, resins, polyamides, celluloses, polyacids, ammonium salts, phosphoric acids, alkene acids, or silanes.
1 more element
Dependencies are inferred from the claim text.