The present invention relates to a foam composition for a vehicle seat cushion, foam for a vehicle seat cushion, and a manufacturing method therefor, the foam composition comprising: (A) 49.5 wt% to 80 wt% of a polypropylene-based resin; (B) 19.5 wt% to 50 wt% of a modified olefin-based elastomer resin having a melting temperature (Tm) of 60℃ to 110℃ and a melting index (MI) value of 0.5 g/10 min to 4 g/10 min, as measured at 190℃ under a load of 2.16 kg according to ASTM D1238; and (C) 0.1 wt% to 0.5 wt% of a filler.

    La présente invention concerne une composition de mousse destinée à un coussin de siège de véhicule, une mousse destinée à un coussin de siège de véhicule, et son procédé de fabrication, la composition de mousse comprenant : (A) de 49,5 % en poids à 80 % en poids d'une résine à base de polypropylène ; (B) de 19,5 % en poids à 50 % en poids d'une résine élastomère à base d'oléfine modifiée ayant une température de fusion (Tm) de 60 °C à 110 °C et une valeur d'indice de fusion (MI) de 0,5 g/10 min à 4 g/10 min, mesurée à 190 °C sous une charge de 2,16 kg selon la norme ASTM D1238 ; et (C) de 0,1 % en poids à 0,5 % en poids d'une charge.

    본 발명은 (A) 폴리프로필렌계 수지 49.5 중량% 내지 80 중량%; (B) 융점(Tm)이 60℃ 내지 110℃이고, ASTM D1238에 따라 190℃에서 2.16kg 하중으로 측정한 MI (melting index) 값이 0.5 g/10min 내지 4 g/10min인 변성 올레핀계 엘라스토머 수지 19.5 중량% 내지 50 중량%; 및 (C) 충진제 0.1 중량% 내지 0.5 중량%;를 포함하는 자동차 시트 쿠션용 발포체 조성물, 자동차 시트 쿠션용 발포체 및 이의 제조 방법에 관한 것이다.


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    Title :

    FOAM COMPOSITION FOR VEHICLE SEAT CUSHION, FOAM FOR VEHICLE SEAT CUSHION, AND MANUFACTURING METHOD THEREFOR


    Additional title:

    COMPOSITION DE MOUSSE DESTINÉE À UN COUSSIN DE SIÈGE DE VÉHICULE, MOUSSE DESTINÉE À UN COUSSIN DE SIÈGE DE VÉHICULE ET SON PROCÉDÉ DE FABRICATION
    자동차 시트 쿠션용 발포체 조성물, 자동차 시트 쿠션용 발포체 및 이의 제조 방법


    Contributors:
    KWON YONG JIN (author) / LIM SUNG HWAN (author) / EOM SE YEON (author)

    Publication date :

    2020-06-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    C08J Verarbeitung , WORKING-UP / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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