To provide a thermoplastic elastomer and a molded product having good sense of touch and designability while having sufficient abrasion resistance.SOLUTION: There is provided a thermoplastic elastomer composition which comprises (A) a hydrogenated product of a block copolymer having at least one each of a conjugated diene monomer unit block and a vinyl aromatic monomer unit block, (B) a copolymer having at least one hydrogenated copolymer block composed mainly of a conjugated diene monomer unit and a vinyl aromatic monomer unit, (C) an ethylene-α-olefin copolymer containing an ethylene unit and an α-olefin unit having 3 to 20 carbon atoms, (D) a propylene-based polymer, (E) a polyorganosiloxane and (E) a silylated polyolefin at a specific ratio, of which at least one part is crosslinked.SELECTED DRAWING: None
【課題】本発明は、十分な耐摩耗性を有しながら、良好な触感および意匠性をも兼ね備えた熱可塑性エラストマーおよび成形体を提供することを目的とする。【解決手段】(A)共役ジエン単量体単位ブロックとビニル芳香族単量体単位ブロックとをそれぞれ少なくとも1つずつ有するブロック共重合体の水素添加物と、(B)共役ジエン単量体単位とビニル芳香族単量体単位とを主体とする水添共重合体ブロックを少なくとも1つ有する共重合体と、(C)エチレン単位と炭素数3~20のα-オレフィン単位とを含む、エチレン・α-オレフィン共重合体と、(D)プロピレン系重合体と、(E)ポリオルガノシロキサンと、(F)シリル化ポリオレフィンとを特定の割合で含有し、少なくとも一部が架橋されてなる熱可塑性エラストマー組成物。【選択図】なし
THERMOPLASTIC ELASTOMER COMPOSITION AND MOLDED PRODUCT OF THE SAME
熱可塑性エラストマー組成物およびその成形体
2023-02-14
Patent
Electronic Resource
Japanese
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08J Verarbeitung , WORKING-UP |
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