JPS6017760U - mask - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の実施態様を示すものであって、第１図と
第２図はそれぞれ本考案において用いる延伸多孔性樹脂
フィルム素材の１例を拡大して示した平面図、第３図は
該素材の若干例を示した断面図、第４図はその素材片に
ついての展開図、第５図は本考案によるマスクの１例を
示した斜面図°　である。 然してこれらの図面において、１は延伸多孔性樹脂フィ
ルム、２，３は布帛又は不織布、５はマスク本体、６は
掛は紐、１０は素材片、１１は接合縁、１２は折返し部
、１５は成形片を示すものである。The drawings show embodiments of the present invention, and FIGS. 1 and 2 are enlarged plan views of one example of the stretched porous resin film material used in the present invention, and FIG. FIG. 4 is a cross-sectional view showing some examples of the material, FIG. 4 is a development view of a piece of the material, and FIG. 5 is a perspective view showing an example of a mask according to the present invention. In these drawings, 1 is a stretched porous resin film, 2 and 3 are fabrics or nonwoven fabrics, 5 is a mask body, 6 is a string, 10 is a piece of material, 11 is a joint edge, 12 is a folded part, and 15 is a This shows a molded piece.

Claims (1)

【実用新案登録請求の範囲】 １　多孔質樹脂フィルムによる通気性樹脂素材゛を用い
て形成されたことを特徴とするマスク。 ２　延伸処理して長孔状の空隙を繊維条間に形成した通
気性多孔質樹脂フィルムを用いた実用新案登録請求の範
囲第１項に記載のマスク。　　′３　長孔状の空隙がメ
タノールバブルポイント法による最大孔径として５〜５
０μｍ径である実用新案登録請求の範囲第２項に記載の
マスク。 ４　多孔質樹脂フィルムは多数の細長い繊維条が狭い間
隙で配置し、多数の微細結節部によって互いに結合され
た連続気孔性微細構造を有する延伸多孔質四弗化エチレ
ン樹脂フィルムである実用新案登録請求の範囲第１〜第
３項の何れかに記載のマスク。 ５　交叉した方向に延伸処理し微細結節を殆んど一解消
すると共に繊維条方向が交錯せしめられ複雑な繊維条の
絡み合い状態で高密度化された連続気孔性微細構造を有
する延伸多孔質四弗化エチレン樹脂フィルムである実用
新案登録請求の範囲第１〜第３項の何れかに記載のマス
ク。[Claims for Utility Model Registration] 1. A mask characterized by being formed using a breathable resin material made of a porous resin film. 2. The mask according to claim 1, which is a utility model, and uses a breathable porous resin film that has been subjected to stretching treatment to form elongated pore-like voids between the fiber strips. '3 The long pore-like voids have a maximum pore diameter of 5 to 5 by the methanol bubble point method.
The mask according to claim 2 of the utility model registration claim, which has a diameter of 0 μm. 4. Request for utility model registration that the porous resin film is a stretched porous tetrafluoroethylene resin film having a continuous porous microstructure in which a large number of elongated fibers are arranged in narrow gaps and connected to each other by a large number of fine nodules. The mask according to any one of the ranges 1 to 3. 5 Stretched porous tetrafilament having a continuous porous microstructure which is stretched in the crossed directions to eliminate almost all micro nodules and whose fiber directions are crossed and the fibers are densified in a complex intertwined state. The mask according to any one of claims 1 to 3 of the utility model registration claim, which is an ethylene oxide resin film.