TRANSPARENT ABS RESIN COMPOSITION

• Main Authors: SEKINE KEIJI, NOGUCHI TAKENORI
• Format: Patent
• Language: English; Japanese
• Published: 23.05.2016
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; METALLURGY; MINERAL OR SLAG WOOL; ORGANIC MACROMOLECULAR COMPOUNDS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

PROBLEM TO BE SOLVED: To provide a glass filler blended transparent ABS resin composition capable of manufacturing a molded article without reduction of transparency and turbidity while maintaining excellent mechanical strength.SOLUTION: There is provided a transparent ABS resin composition containing 70 to 98 mass% of a transparent ABS resin and 2 to 30 mass% of a glass filler based on the total mass of the transparent ABS resin composition, the glass filler contains silicon dioxide (SiO) of 55 to 60 mass%, aluminum oxide (AlO) of 10 to 15 mass%, calcium oxide (CaO) of 18 to 22 mass%, boron oxide (BO) of 2 to 8 mass%, magnesium oxide (MgO) of 0.01 to 1 mass% and sodium oxide (NaO) or potassium oxide (KO) of 0.01 to 1 mass% based on the total mass of the glass filler and mass ratio of the calcium oxide to the silicon dioxide (CaO/SiO) in the glass filler is 0.36 to 0.40.SELECTED DRAWING: None 【課題】優れた機械的強度を保持しつつ、透明性及び濁度の低下のない成形品を製造することができる、ガラスフィラー配合透明ＡＢＳ樹脂組成物を提供する。【解決手段】透明ＡＢＳ樹脂組成物であって、該透明ＡＢＳ樹脂組成物の総質量に対して、７０〜９８質量％の透明ＡＢＳ樹脂と、２〜３０質量％のガラスフィラーとを含有し、該ガラスフィラーが、該ガラスフィラーの総質量に対して二酸化ケイ素（ＳｉＯ２）を５５〜６０質量％、酸化アルミニウム（Ａｌ２Ｏ３）を１０〜１５質量％、酸化カルシウム（ＣａＯ）を１８〜２２質量％、酸化ホウ素（Ｂ２Ｏ３）を２〜８質量％、酸化マグネシウム（ＭｇＯ）を０．０１〜１質量％、及び酸化ナトリウム（Ｎａ２Ｏ）又は酸化カリウム（Ｋ２Ｏ）を０．０１〜１質量％含有し、該ガラスフィラーにおける、二酸化ケイ素に対する酸化カルシウムの質量比（ＣａＯ／ＳｉＯ２）が０．３６〜０．４０である、透明ＡＢＳ樹脂組成物。【選択図】なし