Dai Nippon Printing Co., Ltd.

Nichia Corporation

Naoto Yamanaka

Keita Arihara

Hitoshi Nishikawa

Masaaki Katsumata

Daisuke Matsuura

Tomohiro Ikeda

Takayuki Komai

Tsuyoshi Amano

Satoshi Shibasaki

Masato Mizuochi

In order to satisfy the demand of consumers regarding design attractiveness, an infrared-light-transmitting dark color ink is provided, the ink having a black appearance and attaining high design attractiveness and, despite this, having sufficient infrared-light-transmitting property. The infrared-light-transmitting dark color ink transmits near infrared light having wavelengths of 750-1,500 nm, and comprises a resin component and a pigment component that comprises both a brown pigment, e.g., a benzimidazolone pigment, and a phthalocyanine pigment.

Infrared-light-transmitting ink of dark color, and infrared-light-reflecting sheet obtained using same

A decorative sheet, a display device with a decorative sheet, and a display device with a panel are excellent in visibility of a picture pattern of the decorative sheet. The decorative sheet includes the picture pattern portion and a plurality of the transmitting portions that are portions in which the picture pattern portion is not formed, an aperture ratio is 5% or more and 50% or less, and each of the transmitting portions is formed such that a distance between the transmitting portions adjacent to each other is 40 μm or more.

Decorative sheet and display device

A substrate for a light emitting element including a resin substrate exhibiting flexibility and a metal wiring portion being formed on at least one surface side of the resin substrate via an adhesive layer, in which a reflective layer composed of a thermosetting resin is disposed between the resin substrate and the adhesive layer, in which the reflective layer contains a light reflective filler at 10% by mass or more and 85% by mass or less and has a reflectance to light at a wavelength of 450 nm of 80% or more.

Substrate for light emitting element and module

Growing community of inventors

Tokyo, Japan

Naoto Yamanaka