公开(公告)号：US20240328079A1

公开(公告)日：2024-10-03

申请号：US18251047

申请日：2021-10-13

Applicant: BASF SE

Inventor： Zhong Kai ZHANG ,  Feng QIN ,  Hang Yu XU ,  Chun Yi CHEN

IPC: D06N3/18 ,  D06N3/00 ,  D06N3/14

CPC classification number: D06N3/183 ,  D06N3/0077 ,  D06N3/14

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.