To provide a radiant heat reflective film manufacturing method and a radiant heat reflective film capable of suppressing tears and cracks caused by press forming in conjunction with a board-shaped compact comprising the radiant heat reflective film, and also to provide a board-shaped compact manufacturing method using the radiant heat reflective film and an automobile interior material.SOLUTION: A method of manufacturing a radiant heat reflective film 20 according to the present invention includes: performing a first print process of intaglio-printing a reflective layer forming ink I comprising radiant heat reflective particles 22 on one surface 21f of a base film 21 (Step 2); after forming a radiant heat reflective base layer 221, performing a second print process of intaglio-printing the reflective layer forming ink I on one surface of the radiant heat reflective base layer 221 (Step 4); and stacking a plurality of radiant heat reflective layers 22 comprising the radiant heat reflective base layer 221 and a concavity filling layer 222 on one surface 21f of the base film 21.SELECTED DRAWING: Figure 2

    【課題】輻射熱反射層を備えるボード状の車両用内装材に関して、プレス成形によって生じる裂けやひび割れを抑制することができる輻射熱反射フィルムの製造方法及び輻射熱反射フィルム、並びに、この輻射熱反射フィルムを用いたボード状成形体の製造方法及び車両用内装材を提供する。【解決手段】本発明の輻射熱反射フィルム20の製造方法は、ベースフィルム21の一面21fに輻射熱反射粒子22bを含有する反射層形成用インクIを凹版印刷する第1印刷工程を行い(Step2)、輻射熱反射用基層221を形成した後に、輻射熱反射用基層221の一面に反射層形成用インクIを凹版印刷する第2印刷工程を行い(Step4)、ベースフィルム21の一面21fに、輻射熱反射用基層221及び凹部補填層222よりなる複数層の輻射熱反射層22を積層する。【選択図】図2


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    Title :

    RADIANT HEAT REFLECTIVE FILM MANUFACTURING METHOD AND RADIANT HEAT REFLECTIVE FILM, AND BOARD-SHAPED COMPACT MANUFACTURING METHOD USING THE SAME AND AUTOMOBILE INTERIOR MATERIAL


    Additional title:

    輻射熱反射フィルムの製造方法及び輻射熱反射フィルム、並びに、これを用いたボード状成形体の製造方法及び車両用内装材


    Contributors:

    Publication date :

    2021-02-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL , Verfahren zum Aufbringen von Flüssigkeiten oder von anderen fließfähigen Stoffen auf Oberflächen allgemein / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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