Document Type and Number:
Japanese Patent JPWO2020203243
Kind Code:
A1
Abstract:
Disclosed is a grain-finished leather-like sheet including: a fiber base material; a polyurethane intermediate layer stacked on the fiber base material; and a polyurethane skin film stacked directly on the polyurethane intermediate layer or via another polyurethane layer, wherein the polyurethane skin film contains a silicone-modified polyurethane, and the grain-finished leather-like sheet has an uneven surface whose skewness (Ssk), kurtosis (Sku), and maximum height (Sz) of surface roughness in accordance with ISO 25178 respectively satisfy -0.4 ≤ Ssk ≤ -0.2, 3 ≤ Sku ≤ 4, 60 µm ≤ Sz ≤ 150 µm.
Application Number:
JP2021511394A
Publication Date:
October 08, 2020
Filing Date:
March 17, 2020
Export Citation:
