| 摘要 |
<p>This landing door for an elevator comprises a front panel made of metal and a reinforcing member made of metal, said reinforcing member being attached to the front panel. The reinforcing member is bonded to the back of the front panel with an adhesive tape therebetween. The adhesive tape comprises an organic adhesive that contains a flame retardant. For example, ammonium polyphosphate is used as the flame retardant.</p> |
