| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a waterproof sheet in which a resin used does not evolve any toxic gas to a human body when it is discarded and burnt, and a coating film has an excellent releasing strength to a base fabric. <P>SOLUTION: The waterproof sheet is manufactured by coating both surfaces of the base fabric constituted of a fiber material with a film made of a polyester elastomer. In the waterproof sheet, the film with which one of the surfaces of the base fabric is coated is at least partly bonded with the film with which the surface of the opposite side of the basic fabric is coated. In addition, in the waterproof sheet, both surfaces of the base fabric constituted of the fiber material and impregnated with a polyester resin are coated with a film made of the polyester elastomer, and the films with which both surfaces of the base fabric are coated are at least partly bonded with the polyester resin. <P>COPYRIGHT: (C)2004,JPO</p> |
