Patent ID: 6742660
Filing Date: 2004-06-01
Classification: A01N,B65D,Y02W,Y10T

Abstract:
An antibacterial, biodegradable extracting container having a filtering surface formed from a water-permeable sheet selected from woven fabrics,wherein fibers from which the water-permeable sheet is formed comprises, as a principle component, an antibacterial, biodegradable polyactate polymer, and have a thickness of 1 to 100 dtex, and the water-permeable fabric sheet, from which the filtering surface is formed, has a cover factor K of 1600 to 6400 determined in accordance with the following equation; K=(NÃ—(A)1/2/T)+(MÃ—(B)1/2/S) wherein, N represents a warp density (yarn/10 cm), M represents a weft density (yarn/10 cm), A represents a thickness (dtex) of the warp yarns, B represents a thickness (dtex) of the weft yarns, T represents a specific gravity of the warp yarn and S represents a specific gravity of the weft yarns.