首页> 外国专利> polymeric, flexible, three-dimensional film comprising open and closed capillaries, and absorbent article with improved backsheet comprising the film.

polymeric, flexible, three-dimensional film comprising open and closed capillaries, and absorbent article with improved backsheet comprising the film.

机译:聚合物的,柔性的,三维的薄膜,包括开放的和封闭的毛细管,以及具有改进的底片的吸收性物品,该底片包含该薄膜。

摘要

A perforated plastic web, three dimensional, flexible, consisting said strip in a film (55) impervious polymeric fluids having a first surface, a second surface, and capillaries (54) having capillaries mentioned (54) sidewalls (56) extending away from said second surface of said film (55) polymeric liquid impermeable, having capillaries mentioned (54) a first end (60) comprising a first opening (57) in said first surface of said film (55), and a second end (62) spaced from said second surface of said film (55) polymeric liquid impermeable, wherein each of the capillaries mentioned (54) defining a conduit (70), said duct being constituted by the said first end (60), said second end (62), and said side walls (56), characterization Zada said band that: at least 50% of the capillaries mentioned (54) are closed capillaries (54¿), which are closed at said second end (62), and at least 5% of the capillaries mentioned ( 54) are open capillaries (54¿), which comprise a second opening (58) in said second end (62), and wherein the capillaries mentioned open (54¿) extend away from said second surface said film (55) than the capillaries mentioned closed (54¿).
机译:三维柔性穿孔塑料网,所述条带包括在具有第一表面,第二表面的不渗透聚合物流体(55)中的所述条带,以及具有所述毛细管(54)的毛细管(54),所述侧壁从所述侧壁延伸(56)。所述膜(55)的第二表面不可渗透聚合物液体,具有提到的毛细管(54),其第一端(60)包括在所述膜(55)的所述第一表面中的第一开口(57),以及隔开的第二端(62)从所述膜(55)的所述第二表面起,聚合物液体不可渗透,其中,所述毛细管(54)中的每一个限定导管(70),所述导管由所述第一端(60),所述第二端(62)构成,以及所述侧壁(56),Zada的特征是:所述毛细管(54)的至少50%是封闭的毛细管(54?),其在所述第二端(62)封闭,并且至少5%所述的毛细管(54)是开放的毛细管(54′),其在第二毛细管中包括第二开口(58)。在第二端(62)上,并且其中所述的毛细管(54′)比所述的毛细管(54′)从所述第二表面(55)延伸离开所述膜(55)。

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