| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method of manufacturing a separator for electrochemical element capable of manufacturing a precise separator for electrochemical element excellent in the mechanical strength and the paper strength.SOLUTION: In a method of manufacturing a separator for electrochemical element where a fibrous web, formed from fiber slurry containing a solvent spinning cellulose and a synthetic short fiber, produced by beating, by using a wet paper-making machine, a paper strength enhancement agent is sprayed by 0.01-1.00 g/m, in solid content, to the upper surface when the fibrous web is formed on the wire or the felt of the wet paper-making machine.</p> |
