To provide a laminated sheet manufacturing method capable of efficiently manufacturing without increasing the size of a manufacturing apparatus.SOLUTION: The method includes a base material sheet supplying step 201 for supplying the base material sheet 1 along a conveying path and a base material sheet feeding step 201 for feeding the raw material liquid 22 above the base material sheet 1 supplied to the conveying path by the base material sheet feeding step 201 An ultrafine fiber layer forming step 202 for forming ultrafine fibers 2F and laminating and forming an ultrafine fiber layer 2 on the surface of the base material sheet 1 and an ultrafine fiber layer forming step 202 on the surface of the microfiber layer 2 laminated and formed in the microfiber layer forming step 202 A spraying step 203 of spraying a mixed powder containing a powdery adhesive 6 having an average particle diameter h and a powdery adsorbent 3 having an average particle diameter D smaller than the average particle diameter h And a protective sheet supplying step (205) for supplying the protective sheet (4) to the conveying path so as to cover the scattered ultrafine fiber layer (2).(FIG.【課題】製造装置の大型化を招くことなく、効率的に製造できる積層シート製造方法の提供。【解決手段】基材シート1を搬送路に沿って供給する基材シート供給工程201と、基材シート供給工程201により搬送路に供給された基材シート1の上方で原料液22を噴射23して極細繊維2Fを生成し、基材シート1の表面に極細繊維層2を積層形成する極細繊維層形成工程202と、極細繊維層形成工程202で積層形成された極細繊維層2の表面に、平均粒径hの粉状の接着剤6と前記平均粒径hより小さな平均粒径Dの粉状の吸着剤3を含む混合粉を散布する散布工程203と、散布工程203で混合粉が散布された極細繊維層2を被覆するように、搬送路に保護シート4を供給する保護シート供給工程205とを備えてた装置で、積層シートを製造する方法。【選択図】図5
