LIGHT-TRANSMISSIVE LAMINATED FILM
PROBLEM TO BE SOLVED: To provide a light-transmissive laminated film which is excellent in both thermal insulation and adhesion to substrate films of a metal oxide thin film.SOLUTION: A light-transmissive laminated film 10 has a metal oxide thin film 14a formed on the surface of a polyolefin film 12...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a light-transmissive laminated film which is excellent in both thermal insulation and adhesion to substrate films of a metal oxide thin film.SOLUTION: A light-transmissive laminated film 10 has a metal oxide thin film 14a formed on the surface of a polyolefin film 12 by the sol-gel method and a metal thin film 14b, in this order, and the adhesive force between the polyolefin film 12 and the metal oxide thin film 14a, measured by a 180° peeling test at a tension rate of 300 mm/min based on JIS Z0237, is 3.0 N/25 mm or greater.
【課題】断熱性に優れるとともに金属酸化物薄膜の基材フィルムへの密着性にも優れる光透過性積層フィルムを提供する。【解決手段】ポリオレフィンフィルム12の面上に、ゾル-ゲル法により形成された金属酸化物薄膜14aと金属薄膜14bとをこの順に有し、ポリオレフィンフィルム12と金属酸化物薄膜14aとの間のJIS Z0237に準拠して行われる引張速度300mm/分での180?剥離試験により測定される密着力が3.0N/25mm以上である光透過性積層フィルム10とする。【選択図】図1 |
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