POLYCARBONATE LAMINATE AND ROOFING MATERIAL

摘要

PROBLEM TO BE SOLVED: To provide a polycarbonate laminate having leaping flame resistant properties required for a roofing material and having excellent daylighting property, safety and maintainability. ! SOLUTION: There is provided a polycarbonate laminate in which a glass fiber sheet is laminated on one surface side of a polycarbonate substrate. The base weight amount of the glass fiber sheet is 50 g/m2 or more and 100 g/m2 or less. Further in the laminate, a protective film having a viscosity of 104 Pa s or less at 200°C is laminated on a surface opposite to the surface of the side on which the glass fiber sheet is laminated on at least the polycarbonate substrate. ! COPYRIGHT: (C)2015,JPO&INPIT