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:
Dec. 08, 2020
Filed:
Apr. 13, 2016
AZ Electronic Materials (Luxembourg) S.a.r.l., Luxembourg, LU;
Merck Patent GmbH, Darmstadt, DE;
Abstract
An optical functional film containing a siliceous material, wherein a refractive index nof one surface A of said optical functional film to light is larger than a refractive index nof the other side surface B to light, and the refractive index to light gradually decreases from said surface A to said surface B and wherein when a refractive index of a medium X coming into contact with said surface A is nand a refractive index of a medium Y coming into contact with said surface B is n, the relation n<n<n<nis satisfied and wherein the film is manufactured by the steps of a first layer forming step and a second layer forming step; and a heating step of heating to cure said first layer and said second layer, wherein the contacting parts of said first layer and said second layer are compatibilized.