PHOTOPOLYMER COMPOSITION

• Main Authors: CHANG, Yeongrae, JANG, Seokhoon, KWON, Se Hyun, KIM, Heon
• Format: Patent
• Language: English; French; Korean
• Published: 30.07.2020
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; INFORMATION STORAGE; INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PHYSICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The present invention relates to: a photopolymer composition for forming a hologram, comprising a polymer matrix having a glass transition temperature of 80°C or lower or a precursor thereof, a photoreactive monomer, a low-refractive-index fluorine-based compound and a photoinitiator; a hologram recording medium manufactured from the photopolymer composition; an optical device comprising the hologram recording medium; and a hologram recording method using the hologram recording medium. La présente invention concerne : une composition photopolymère pour former un hologramme, comprenant une matrice polymère ayant une température de transition vitreuse de 80 °C ou moins ou un précurseur de celle-ci, un monomère photoréactif, un composé à base de fluor à faible indice de réfraction et un photoinitiateur ; un support d'enregistrement d'hologramme fabriqué à partir de la composition photopolymère ; un dispositif optique comprenant le support d'enregistrement d'hologramme ; et un procédé d'enregistrement d'hologramme utilisant le support d'enregistrement d'hologramme. 본 발명은, 80℃이하의 유리 전이 온도를 갖는 고분자 매트릭스 또는 이의 전구체; 광반응성 단량체; 저굴절율 불소계 화합물; 및 광개시제;를 포함하는 홀로그램 형성용 포토폴리머 조성물과 상기 포토폴리머 조성물로부터 제조된 홀로그램 기록 매체와, 상기 홀로그램 기록 매체를 포함한 광학 소자와 상기 홀로그램 기록 매체을 이용한 홀로그래픽 기록 방법에 관한 것이다.