ANTISTATIC AGENT FOR POLYESTER RESIN, POLYESTER RESIN COMPOSITION, AND MASTER BATCH FOR POLYESTER RESIN COMPOSITION

To provide an antistatic agent for a polyester resin which suppresses hygroscopicity without inhibiting transparency of a polyester resin, a polyester resin composition which has high transparency and prevents charging, and a master batch which is useful for producing the polyester resin composition...

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Bibliographische Detailangaben
Hauptverfasser: INAGAKI KEISUKE, KAMAYA YUSUKE
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide an antistatic agent for a polyester resin which suppresses hygroscopicity without inhibiting transparency of a polyester resin, a polyester resin composition which has high transparency and prevents charging, and a master batch which is useful for producing the polyester resin composition.SOLUTION: An antistatic agent for a polyester resin contains (A) an alkyl benzene sulfonate and (B) particles containing polyalkylene glycol having a number average molecular weight of 1,000-10,000. The antistatic agent for the polyester resin can be produced by dissolving (B) the polyalkylene glycol having the number average molecular weight of 1,000-10,000 in an aqueous solution containing (A) the alkyl benzene sulfonate, and drying the obtained solution.SELECTED DRAWING: None 【課題】ポリエステル樹脂の透明性を阻害せず、吸湿性が抑制されたポリエステル樹脂用帯電防止剤、及び透明性が高く帯電が防止されたポリエステル樹脂組成物、並びにかかるポリエステル樹脂組成物を製造するために有用なマスターバッチを提供する。【解決手段】(A)アルキルベンゼンスルホン酸塩及び(B)数平均分子量1000~10000のポリアルキレングリコールを含有する粒子を含む、ポリエステル樹脂用帯電防止剤。該ポリエステル樹脂用帯電防止剤は、(A)アルキルベンゼンスルホン酸塩を含む水溶液に(B)数平均分子量1000~10000のポリアルキレングリコールを溶解し、得られた溶液を乾燥する方法により製造できる。【選択図】 なし