发明名称 Nonwoven/film biodegradable composite structure
摘要 Composite structure comprising one or more plies of nonwoven and one or more plies of film, these being manufactured from thermoplastics, wherein all the plies of nonwoven of which the structure is composed are totally manufactured from a polymer or a copolymer or a blend of polymers derived from lactic acid and wherein all the plies of film are totally manufactured from a polymer of the BAPE (biodegradable aliphatic polyester) type. The invention also relates to a process for manufacturing said composite structure. Application: Diapers, sanitary napkins, protective garments, surgical drapes and masks in the medical field and certain products for absorption and filtration, protection of plants in agriculture and mulching.
申请公布号 US5783504(A) 申请公布日期 1998.07.21
申请号 US19960641077 申请日期 1996.04.26
申请人 FIBERWEB 发明人 EHRET, PHILIPPE;LAHTEENKORVA, KIMMO
分类号 A61B19/08;A61F13/15;D04H13/00;(IPC1-7):B32B27/34 主分类号 A61B19/08
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