Invention Application
- Patent Title: CONTACT LENS WITH SUSTAINED RELEASE PROPERTY
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Application No.: US17139360Application Date: 2020-12-31
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Publication No.: US20220202610A1Publication Date: 2022-06-30
- Inventor: Felice CHENG , Wen-Chia HUANG , Shao-Chan YIN , Po-Hsien KUO , Li-Wen CHANG , Yen-Jen WANG
- Applicant: Industrial Technology Research Institute
- Applicant Address: TW Hsinchu
- Assignee: Industrial Technology Research Institute
- Current Assignee: Industrial Technology Research Institute
- Current Assignee Address: TW Hsinchu
- Main IPC: A61F9/00
- IPC: A61F9/00 ; G02B1/04 ; C08B37/16 ; C08G83/00 ; C08F220/18 ; C08F220/20 ; C08F222/10

Abstract:
A contact lens with sustained-release property is provided. The contact lens includes a polymer, pseudorotaxane embedded in the polymer, and a stabilizer embedded in the pseudorotaxane. The polymer is polymerized by monomer materials. The monomer materials include ethyl methacrylate, ethylene glycol dimethacrylate, methacrylic acid, 2-hydroxyethyl methacrylate, or a combination thereof. The stabilizer includes surfactant, amino acid with a polar side chain, oligopeptide containing at least one amino acid with a polar side chain, purine or its derivative, or a combination thereof.
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