| 摘要 |
The present invention is in a web and method for preparation of non-woven fabric which contains polyvinyl alcohol fiber comprising the steps of forming a web containing scarcely soluble polyvinyl alcohol fiber which is soluble or swellable in the presence of water at a temperature of 90 DEG C. or higher in the amount at least 10% by weight, providing water in said web, and partially thermally bonding the web so that bonded area occupies 5 to 40% of the web area. |
