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:
Jul. 25, 2023
Filed:
Oct. 03, 2019
Applicant:
Essilor International, Charenton-le-Pont, FR;
Inventors:
Haipeng Zheng, Dallas, TX (US);
Christopher Thai, Dallas, TX (US);
Assignee:
Essilor International, Charenton-le-Pont, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); C08G 59/38 (2006.01); C08G 59/70 (2006.01); C09D 163/00 (2006.01); G02C 7/10 (2006.01); C08G 59/04 (2006.01); C08K 5/3492 (2006.01); C08K 5/3495 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
G02B 1/04 (2013.01); C08G 59/38 (2013.01); C08G 59/70 (2013.01); C09D 163/00 (2013.01); G02C 7/10 (2013.01);
Abstract
The present disclosure provides heat-curable coating compositions for optical articles. The coating compositions include a multifunctional epoxy monomer in combination with a UV absorber. The inclusion of at least one multifunctional epoxy monomer and at least one UV absorber provide epoxy coatings that exhibit excellent adhesion on a variety of lens substrates.