发明名称 Multilayer film exhibiting an opaque appearance
摘要 A polymeric multilayer film having a high percentage of fillers to increase the opacity of the film is disclosed. The fillers are concentrated in a separate filler containing layer having about 20 to about 60 weight percent fillers uniformly dispersed therein and about 30 to about 70 percent of the thickness of the total multilayer film. The filler containing layer is coextruded with the outer layers comprising the balance of the thickness of the multilayer film. The multilayer film has at least 15 weight percent fillers.
申请公布号 AU678155(B2) 申请公布日期 1997.05.22
申请号 AU19930039270 申请日期 1993.03.22
申请人 THE PROCTER & GAMBLE COMPANY 发明人 RONALD BOSMAN VISSCHER;BRUCE FRANKLIN PERRY
分类号 A61F13/511;A61F13/15;A61F13/49;B29D7/01;B32B27/20;B32B27/32 主分类号 A61F13/511
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