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:
Mar. 14, 2023
Filed:
Oct. 02, 2018
Applicant:
Toray Advanced Materials Korea Inc., Gumi-si, KR;
Inventors:
Assignee:
TORAY ADVANCED MATERIALS KOREA INC., Gumi-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/36 (2006.01); B29D 7/01 (2006.01); B29D 11/00 (2006.01); B32B 3/12 (2006.01); B32B 27/08 (2006.01); B32B 27/20 (2006.01); C08L 67/02 (2006.01); G02B 5/08 (2006.01); B29K 67/00 (2006.01); B29K 509/08 (2006.01);
U.S. Cl.
CPC ...
B32B 27/36 (2013.01); B29D 7/01 (2013.01); B29D 11/00788 (2013.01); B32B 3/12 (2013.01); B32B 27/08 (2013.01); B32B 27/20 (2013.01); C08L 67/02 (2013.01); G02B 5/0808 (2013.01); B29K 2067/003 (2013.01); B29K 2509/08 (2013.01); B29K 2995/003 (2013.01); B29K 2995/0053 (2013.01); B32B 2250/03 (2013.01); B32B 2250/244 (2013.01); B32B 2250/40 (2013.01); B32B 2264/104 (2013.01); B32B 2264/1021 (2020.08); B32B 2270/00 (2013.01); B32B 2307/518 (2013.01);
Abstract
A biaxially oriented polyester reflection film according to an embodiment of the present invention includes: a core layer having a plurality of voids, and containing homo-polyester, copolymer polyester, a resin incompatible with polyester, and inorganic particles; and a skin layer formed at least one surface of the core layer, and containing homo-polyester, copolymer polyester, and inorganic particles, wherein the biaxially oriented polyester reflection film is formed to have a plurality of light focusing structures, each of which has a concave center portion, and which are arranged in a grid pattern.