Security Card with photonic crystal film and method of manufacturing the same

• Main Authors: CHOI HYE JUN, KIM HYUN SOO, KIM SU DONG, CHOE WON GYUN, KIM HONG KEON, KIM E DEN, KANG JU HEE
• Format: Patent
• Language: English; Korean
• Published: 05.07.2019
• Subjects: APPARATUS SPECIALLY ADAPTED THEREFOR; BOOK COVERS; BOOKBINDING; CHEMISTRY; CINEMATOGRAPHY; COMPOSITIONS BASED THEREON; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR; ELECTROGRAPHY; FILES; HOLOGRAPHY; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; LOOSE LEAVES; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MATERIALS THEREFOR; METALLURGY; MOVABLE-STRIP WRITING OR READING APPARATUS; ORGANIC MACROMOLECULAR COMPOUNDS; ORIGINALS THEREFOR; PERFORMING OPERATIONS; PHOTOGRAPHY; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES; PHYSICS; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR; SPECIAL PRINTED MATTER; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING

The present invention relates to a security card with a photonic crystal film and a manufacturing method thereof. The security card can have improved anti-forgery and security performance by applying a transparent window including a photonic crystal film having high transmittance and reflexibility. 본 발명은 광결정 필름을 포함하는 보안 카드 및 이의 제조방법에 관한 것이다. 보다 상세하게 높은 투과도 및 반사율을 가지는 광결정 필름을 포함한 투명창이 적용되어 향상된 위조방지 및 보안성능을 확보할 수 있는 보안 카드 및 이의 제조방법에 관한 것이다.