To provide a vehicle cushion pad and a vehicle seat cushion that can reduce discomfort due to vibration during traveling of a vehicle and can obtain a good sitting comfort.SOLUTION: In a vehicle cushion pad 31 made of polyurethane foam which is placed on an upper surface of a cushion body 21, the polyurethane foam comprises a polyurethane foam composition containing a polyol, isocyanate, catalyst, foaming agent, and additive. The additive is a dicarboxylic acid ester compound having a weight average molecular weight of 500 to 5000. The air permeability of polyurethane foam according to JIS K 6400-7:2012 is 6.0 cc/cm2/s or more.SELECTED DRAWING: Figure 1

    【課題】車両走行時の振動による不快感を低減させることができ、良好な座り心地が得られる車両用クッションパッドと車両用シートクッションの提供を目的とする。【解決手段】クッション本体21の上面に載置されるポリウレタン発泡体からなる車両用クッションパッド31において、ポリウレタン発泡体は、ポリオール、イソシアネート、触媒、発泡剤、添加剤を含むポリウレタン発泡体組成物からなり、添加剤は、重量平均分子量が500〜5000のジカルボン酸エステル化合物であり、ポリウレタン発泡体におけるJIS K 6400−7:2012に準じた通気量が、6.0cc/cm2/s以上である。【選択図】 図1


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    Title :

    VEHICLE CUSHION PAD AND VEHICLE SEAT CUSHION


    Additional title:

    車両用クッションパッドと車両用シートクッション


    Contributors:

    Publication date :

    2021-10-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    A47C Stühle , CHAIRS / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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