Embossable non-solvent PU sheet, a laminate and a synthetic leather comprising the same

Abstract

Described herein is an embossable non-solvent polyurethane sheet, which is formed from a non-solvent polyurethane system including a polyol component (a) and an isocyanate component (b), where the polyol component (a) includes (a-1) at least one polyol having a functionality in a range of from 1.5 to 2.5; and (a-2) optionally at least one polyol having a functionality in a range of 2.7 to 3.5, wherein an amount of the at least one polyol (a-2) is ≤6 wt %, based on a total weight of the polyol component (a), and wherein the polyol component (a) has an average functionality of from 1.5 to 2.1. Also described herein are a laminate including the sheet and a synthetic leather including the sheet. Also described herein are a method of using the sheet, a method of using the laminate, and a method of using the synthetic leather.

Dependencies are inferred from the claim text.