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1.发明公开公开(公告)号：US20240218591A1
公开(公告)日：2024-07-04
申请号：US18550076
申请日：2022-03-28
Applicant: BASF SE
Inventor： Chang Xi LI , Guang Hui HAN , Zhong Kai ZHANG
CPC classification number: D06N3/145 , D06N3/0059 , D06N3/0097 , D06N3/147
Abstract: Disclosed herein is a non-solvent polyurethane system, which includes catalysts of at least a non-tin metal compound with an amine-based catalyst. Further disclosed herein is an artificial leather including a top coat, a first polyurethane layer made from the non-solvent polyurethane system, optionally a further polyurethane layer and optionally a substrate layer. Additionally disclosed herein is a process for producing an artificial leather thereof.
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