The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 2015
Filed:
Dec. 28, 2012
Applicant:
Benq Materials Corporation, Taoyuan County, TW;
Inventors:
Mei-Yun Chang, Taoyuan County, TW;
Jui-Feng Chung, Taoyuan County, TW;
Assignee:
BENQ MATERIALS CORPORATION, Taoyuan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D 11/00 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
B29D 11/00038 (2013.01); G02B 1/043 (2013.01);
Abstract
The invention provides a method for manufacturing contact lenses, including: (a) mixing a siloxane macromer represented by formula (I), a siloxane macromer represented by formula (II), a hydrophilic monomer, a crosslinking agent and an initiator to form a mixture for manufacturing contact lenses, wherein the mixture for manufacturing contact lenses is free of solvent; and (b) injecting the mixture into a mould of contact lenses and conducting a UV irradiating treatment or a thermal treatment to form contact lenses, wherein formula (I) and formula (II) are shown in following: