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    • 6. 发明申请
    • FIRE RESISTANT DOOR CORES, DOOR SKINS, AND DOORS INCLUDING THE SAME
    • 防火门芯,门槛和门,包括相同
    • WO2017096176A1
    • 2017-06-08
    • PCT/US2016/064639
    • 2016-12-02
    • MASONITE CORPORATION
    • ALI, HussainCORCORAN, Jamie
    • E06B3/70E06B5/16
    • E06B3/7015E06B3/7001E06B5/16E06B2003/7042E06B2003/7051
    • A door core includes a first major surface having one or more first recesses, a second major surface opposite to the first major surface, and fire retardant material such as intumescent material applied to the first recesses and no more than about 20 percent by surface area of a remainder of the first major surface excluding the first recesses. A door skin includes an interior surface, an exterior surface, at least one contoured panel portion establishing a protrusion extending on the interior surface and an opposite depression extending into the exterior surface, and fire retardant material such as intumescent material applied to at least one of the protrusion or the depression and no more than about 20 percent by surface area of the remainders of the interior surface excluding the protrusion and the exterior surface excluding the depression. Doors including the cores and/or door skins are also provided.
    • 门芯包括具有一个或多个第一凹部的第一主表面,与第一主表面相对的第二主表面以及施加到第一凹部的阻燃材料例如膨胀材料,并且不再 比第一主表面的除第一凹部之外的其余部分的表面积大约20%。 门皮包括内表面,外表面,至少一个成形板部分,该成形板部分建立在内表面上延伸的突起和延伸到外表面中的相对的凹陷,以及阻燃材料,例如膨胀材料,其应用于至少一个 所述突起或所述凹陷以及不包括所述突起和除所述凹陷外的所述外表面之外的所述内表面的剩余部分的不超过约20%的表面积。 包括核心和/或门皮的门也被提供。