FILM AND IMAGE DISPLAY DEVICE

• Main Authors: SAWAMOTO ATSUSHI, OTA KAZUYOSHI, KIM DO GYOON, SHIMAZU AYAKO, TSUKUDA AKIMITSU, SATO KOHEI
• Format: Patent
• Language: English; Japanese
• Published: 24.12.2020
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PHYSICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING

To provide a film having excellent image definition and having excellent adhesion to an adhesive.SOLUTION: A film has at least one surface that has a grating width of 2.0 mm and an image definition of 80% or more measured by 45° reflection, and comprises at least one polymer selected from the group consisting of aromatic polyamide, polyimide and polyamide-imide.SELECTED DRAWING: None 【課題】優れた像鮮明度を有しかつ、粘着剤との密着に優れたフィルムを提供すること。【解決手段】少なくとも一方の表面を、くし幅２．０ｍｍ、４５°反射で測定した像鮮明度が８０％以上である、芳香族ポリアミド、ポリイミドおよびポリアミドイミドからなる群から選ばれる少なくとも１種のポリマーを含有するフィルムとする。【選択図】 なし