RESIN COMPOSITION, RESIN COMPOSITION PRODUCTION METHOD, AND LIGHT-EMITTING DEVICE

• Main Authors: OGURI HIROSHI, YAGI HYOGO
• Format: Patent
• Language: English; Japanese
• Published: 01.02.2018
• Subjects: BASIC ELECTRIC ELEMENTS; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; SEMICONDUCTOR DEVICES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

PROBLEM TO BE SOLVED: To provide a resin composition for a package which can inhibit deterioration in light-extraction efficiency even if a light-emitting device is used for a long time.SOLUTION: The resin composition comprises a polyamide (A), and a reflector (C) treated with a phosphorous acid type titanate-based coupling agent (B) represented by the general formula 1 defined by (R'-O)-Ti-[P-(O-R")(OH)], where R' is an alkyl group, a is an integer from 1 to 6, R" is an alkyl group represented by CnHwith n being an integer from 1 to 30, and m is an integer from 0 to 3.SELECTED DRAWING: None 【課題】長期間にわたって発光装置を使用した場合であっても光取り出し効率の低下を抑制できるパッケージ用の樹脂組成物を提供する。【解決手段】ポリアミド（Ａ）、下記一般式１で示される亜リン酸型チタネート系カップリング剤（Ｂ）で処理された反射材（Ｃ）を含む樹脂組成物。(Ｒ'-Ｏ)６−ａ-Ｔｉ-[Ｐ-（Ｏ-Ｒ"）ｍ（ＯＨ）３−ｍ]ａ・・・一般式1Ｒ'は、アルキル基、ａは、１〜６の整数、Ｒ"は、ｎが１〜３０の整数であるＣｎＨｎ＋１で表されるアルキル基、ｍは、０〜３の整数、である。【選択図】なし