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:
May. 13, 2025
Filed:
Apr. 29, 2019
Lg Chem, Ltd., Seoul, KR;
Seungil Baek, Daejeon, KR;
Eun Seon Lee, Daejeon, KR;
Ha Neul Kim, Daejeon, KR;
Woo Han Kim, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
Provided is a hard coating film exhibiting improved flexibility and curling properties together with excellent hardness property, the hard coating film including a top coating layer and a bottom coating layer each disposed on the top surface and the bottom surface of a support substrate layer, wherein the top coating layer includes a cured product of a first resin composition containing epoxy polysiloxane of the following Chemical Formula 1, and the bottom coating layer includes a cured product of a second resin composition containing epoxy polysiloxane of the following Chemical Formula 1 and an elastomer at a weight ratio of 95:5 to 60:40:(RSiO)(RSiO)(OR) [Chemical Formula 1]