发明名称 NAPKIN-BEARING DIAPERS AND NAPKIN DIAPERS
摘要 <p>A method of making a sanitary product, particularly a diaper, comprising; providing a web of waterproof material, feeding the waterproof web to a surface with an indented shaping cavity having transverse corrugations and side walls, deforming a portion of the waterproof web by heating and applying pressure until the waterproof web portion conforms to the contour of the cavity and a pocket is formed in the web having transverse corrugations and sidewalls leaving a web surface around the pocket, advancing the waterproof web portion and web surface sequentially through a plurality of zones in each of which the temperature and pressure are progressively higher than in the preceding zones, inserting absorbent material into the pocket so that it is held against lateral and transverse movement by the side walls, feeding a water-permeable covering web which is substantially coextensive with the waterproof web over the absorbent material and flush with the web surface, and sealing both of the webs to each other along at least a portion of the web surface. And, the sanitary product produced by such a method.</p>
申请公布号 CA1083301(A) 申请公布日期 1980.08.12
申请号 CA19760249479 申请日期 1976.04.02
申请人 FAMECCANICA S.P.A. 发明人 BIANCO, CARLO
分类号 A41B13/04;A61F13/15;A61F13/472;A61F13/49;A61F13/514;A61F13/72;A61F13/74;B29C51/10;B29C51/18;B29C51/22;B29C51/30;B29L22/00;(IPC1-7):41B13/02 主分类号 A41B13/04
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