PRODUCTION OF ARTIFICIAL LEATHER HAVING EXCELLENT FLEXIBILITY

摘要

PURPOSE: A process of preparing the titled leather is provided which is simple and characteristic in a manufacturing method and can effectively overcome the defects of products which become hard and have no air permeability by heat and an adhesive of an embossing process and drying process during post processing. CONSTITUTION: A polyurethane coating liquid is coated on release paper(10) having a pattern or not. A fabric(12) to be used as a basic fabric of artificial leather is supplied to the polyurethane coated surface to adhere to the surface. The fabric is then soaked into a wet solidification tank(13), washed in a washing tank(14) and dried in a drier(15). And leather is removed from the release paper. The fabric is selected from nonwoven fabric, woven fabric and knit fabric. The polyurethane coating liquid comprises polyurethane resin, a solvent, a surfactant and a pigment.