首页> 外国专利> PROCESS FOR MAKING A LAMINATE OF UNAGED FILM AND AN UNAGED NONWOVEN WEB AND PRODUCTS PRODUCED THEREFROM

PROCESS FOR MAKING A LAMINATE OF UNAGED FILM AND AN UNAGED NONWOVEN WEB AND PRODUCTS PRODUCED THEREFROM

机译:制作未老化薄膜和未老化非织造纤维网及其制品的层压工艺

摘要

The present invention is directed to an in-line, continuous process for making a laminate of film and nonwoven web wherein the film and nonwoven web are made simultaneously, and are therefore nascent or unaged when directly formed into a laminate. In the process of the present invention, the film is formed in-line while the nonwoven web is formed, the newly formed film and nonwoven web being immediately laminated upon forming. Hence, the laminate is formed from "unaged" film and "unaged" nonwoven web. As used herein, the term "unaged", which is synonymous with "green", means that the film and nonwoven web are immediately laminated upon forming, for example, neither the film nor the nonwoven web is pre-wound into a roll prior to forming into a laminate.
机译:本发明涉及用于制造膜和非织造纤维网的层压体的在线连续方法,其中膜和非织造纤维网是同时制造的,因此当直接形成层压体时是新生的或未老化的。在本发明的方法中,在形成非织造纤维网的同时在线形成膜,新形成的膜和非织造纤维网在形成时立即层压。因此,层压材料由“未老化的”膜和“未老化的”非织造纤维网形成。如本文所用,术语“未老化的”,其与“绿色”的同义词,是指膜和非织造纤网在形成时立即层压,例如,膜或非织造纤网在成型之前均未预先缠绕成卷。形成层压板。

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