Method for preparing suede-like material
Abstract
Abstract A SUEDE-LIKE MATERIAL IS PREPARED BY COATING A FIBROUS SUBSTRATE WITH A MIXTURE CONSISTING OF A SYNTHETIC POLYMER HAVING A HARDNESS OF 75 TO 95, A SOLVENT FOR SAID POLYMER MISCIBLE WITH WATER, AND 0.5 TO 7 PARTS BY WEIGHT OF NONDELIQUESCEABLE 50-40 MESH POWDERS SOLUBLE IN WATER BUT INSOLUBLE IN THE SAID SOLVENT, PER ONE PART OF SAID SYNTHETIC POLYMER, EXPOSING THE COATED SUBSTRATE TO A HIGH MOISTURE ATMOSPHERE TO COAGULATE THE POLYMER, DIPPING THE FIBROUS SUBSTRATE INTO WATER TO EXTRACT THE SOLVENT AND POWDERS FROM THE COATED FILM AND BUFFING THE SURFACE OF THE FILM WITH A BUFFING MACHINE. THE PRESENT SUEDE-LIKE MATERIAL IS WATER WASHABLE AND HAS A MOISTURE PERMEABILITY, AND NO FINGERPRINTS ARE LEFT ON THE SURFACE OF THE MATERIAL.
Inventors
- 👤 Tosaku Maeda
- 👤 Takeshi Nakamura
- 👤 Sadao Fujii
Bibliographic Details
Claims Analysis
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