Near-infrared absorbing dye multimer, composition, film, optical filter, pattern forming method and device

• Main Authors: ARAYAMA KYOHEI, OOTA KAZUYA
• Format: Patent
• Language: Chinese; English
• Published: 17.04.2018
• Subjects: ADHESIVES; CHEMISTRY; COMPOSITIONS BASED THEREON; DYES; LAKES; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PHYSICS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP

A near-infrared absorbing dye multimer has a maximum absorption wavelength within the range of 700-1,200 nm. It is preferable that this near-infrared absorbing dye multimer has at least one near-infrared absorbing dye structure selected from among a pyrrolopyrrole dye, a cyanine dye, a squarylium dye, a diimmonium dye, a phthalocyanine dye, a naphthalocyanine dye, a rylene dye, a dithiol complex dye, a croconium dye, an oxonol dye, a triarylmethane dye, a pyrromethene dye, an azomethine dye, an anthraquinone dye and a dibenzofuranone dye. 近红外线吸收性色素多聚物在700～1200nm的范围具有最大吸收波长。该近红外线吸收性色素多聚物优选具有选自吡咯并吡咯色素、花青色素、方酸色素、二亚铵色素、酞菁色素、萘酞菁色素、萘嵌苯(rylene)色素、二硫醇络合物色素、克酮酸色素、氧杂菁色素、三芳基甲烷色素、吡咯甲川色素、亚甲基偶氮色素、蒽醌色素及二苯并呋喃酮色素中的至少种近红外线吸收性色素结构。