TW548191B - Hydrophilic elastically stretchable composite sheet - Google Patents

Hydrophilic elastically stretchable composite sheet Download PDF

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Publication number
TW548191B
TW548191B TW090121226A TW90121226A TW548191B TW 548191 B TW548191 B TW 548191B TW 090121226 A TW090121226 A TW 090121226A TW 90121226 A TW90121226 A TW 90121226A TW 548191 B TW548191 B TW 548191B
Authority
TW
Taiwan
Prior art keywords
sheet
composite sheet
patent application
hydrophilic
fiber
Prior art date
Application number
TW090121226A
Other languages
English (en)
Inventor
Koichi Yamaki
Satoshi Mitsuno
Original Assignee
Uni Charm Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Uni Charm Corp filed Critical Uni Charm Corp
Application granted granted Critical
Publication of TW548191B publication Critical patent/TW548191B/zh

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/04Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a layer being specifically extensible by reason of its structure or arrangement, e.g. by reason of the chemical nature of the fibres or filaments
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/511Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/513Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/511Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/513Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
    • A61F2013/51322Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability being elastomeric or stretchable
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/2481Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including layer of mechanically interengaged strands, strand-portions or strand-like strips
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24826Spot bonds connect components
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/249921Web or sheet containing structurally defined element or component
    • Y10T428/249924Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/249932Fiber embedded in a layer derived from a water-settable material [e.g., cement, gypsum, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • Y10T428/2922Nonlinear [e.g., crimped, coiled, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • Y10T428/2922Nonlinear [e.g., crimped, coiled, etc.]
    • Y10T428/2924Composite
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • Y10T428/2922Nonlinear [e.g., crimped, coiled, etc.]
    • Y10T428/2925Helical or coiled

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Laminated Bodies (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Nonwoven Fabrics (AREA)
  • Manufacturing Of Multi-Layer Textile Fabrics (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Description

548191 A7 B7 五、發明説明(1 ) 【發明所屬之技術領域】 (請先閲讀背面之注意事項再填寫本頁) 本發明係關於具備含有親水性素材的彈性伸縮性的複 合性薄片。 【以往之技術】 在曰本特開平6- 1 84897號公報以及日本特表平8-504693 號公報中,揭示著藉由將具有伸縮性的彈性薄片和具有非 彈性伸長性的薄片狀的纖維集合體加以接合所形成的彈性 伸縮性複合性薄片。所鋪上的複合性薄片,因爲係藉由存 有複合性薄片而成爲有柔軟的肌膚觸感的材料,所以可以 做爲用後即棄式的尿布或衛生棉等的穿用物品的表面材料 來加以使用。 【本發明所欲解決的課題】 經濟部智慧財產苟員工消費合作社印製 若依據前述傳統的複合性薄片,彈性薄片在接觸到肌 膚的時候可以有免除橡膠質的觸感,而得到像布類一般的 肌膚觸感。在形成這種複合性薄片的纖維聚合體上,可以 使用例如藉由溶融紡絲法所得到的長纖維或藉由熱熔壓法 所得到的微纖維。對這些纖維而言,不具吸汗性這一點上 ,是前述傳統的複合性薄片難以解決的問題點。 本發明的課題,是要對彈性伸縮性複合性薄片賦予像 布類一般的觸感和吸汗性,並且提昇使用這種薄片的穿用 物品的使用感覺。 -4- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) 548191 A7 B7 經濟部智慧財產¾員工消費合作社印製
五、發明説明(2) 【解決課題之手段】 爲了解決前述課題,而當作是本發明的對象的,是在 具有互相垂直交叉的X方向和Y方向上,至少在前述Y方向 上可彈性伸縮的第1薄片的至少其中一面上,用朝前述Y方 向上可以非彈性伸長的纖維集合體所組成的第2薄片來接合 之彈性伸縮性複合性薄片。 針對相關的複合性薄片,作爲本發明特徵之處,係就 前述第1薄片和第2薄片朝前述Y方向上以斷斷續續形成的接 合部加以一體化,在形成前述第2薄片的纖維內,橫跨在前 述接合部和接合部之間的纖維,係比前述接合部和接合部 之間的直線距離還要長,而且,前述第1薄片和第2薄片之 中至少其中一方含有親水性素材。 【發明的實施形態】 參照附圖,將包含關於本發明的親水性素材之彈性伸 縮性複合性薄片的詳細內容說明如下。 在第1圖的立體圖中所示的含有親水性素材的彈性伸縮 性的複合性薄片1,由於適於作爲用後即棄式尿布或衛生棉 、用後即棄式醫療用長袍等的用後即棄式穿用物品上的透 液性或非透液性表面材料,所以具有上層2和下層3,用黏 接部將這兩層2和3加以溶著,而予以一體化。複合性薄片1 ,係在互相垂直交叉的X方向和Y方向之中,至少朝Y方向 上用假想線所表示的一般可以彈性伸縮。 複合性薄片1的上層2,係在X方向或Y方向中至少可朝Y (請先閲讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) 548191 A7 B7 五、發明説明(3 ) (請先閱讀背面之注意事項再填寫本頁) 方向上非彈性伸長的層。該上層2,係至少跨接在兩個接合 部4和4之間的纖維6的聚合體,對所用到的纖維6 ’可使用 例如短纖維、更理想的是長纖維、最理想的是使用連續纖 維。橫跨在纖維4和4之間的纖維6,係比接合部4和4之間的 直線距離更長,在這些接合部4之間劃出不規則的曲線,在 下層3的上表面整體地張開。最理想的是使用纖維6,或者 是在接合部4和4之間既未加以溶著也未加以黏接,而相互 分開獨立。複合性薄片1當朝Y方向伸長的時候,劃了曲線 的纖維6在接合部4和4之間被製作成朝Y方向延伸而改變朝 向,上層2以非彈性地伸長。 經濟部智慧財產笱員工消費合作社印製 在所使用到的纖維6上,可使用非彈性的合成樹脂也就 是像聚丙烯或聚酯、聚乙烯、聚丙烯混合丙烯、乙烯、丁 烯的三元共聚物的混合物等等。纖維6,其中一部份在這些 樹脂上藉由將親水性素材也就是烷基磺酸鈉鹽等的親水化 處理劑加以熬製,或者是,藉由將親水化處理劑塗抹在纖 維上使之具有親水性。纖維6,直徑爲0.1〜50 // m,若直徑 爲0·1〜20 // m的話更爲理想,使用的坪量爲2〜100g/m2,若是 使用的坪量爲2〜20 g/m2的話更爲理想。圖示例的纖維6,係 已被親水化處理的連續纖維。 複合性薄片1的下層3,在Y方向上,最理想的是在Y方 向和X方向之間具有彈性伸縮性的層,朝Y方向至少可伸長 200%,更理想的狀況下是至少可以伸長400%,伸長了 100% 後可彈性收縮回不到原長度1.3倍的長度。在相關的下層3的 例子中,由熱塑性橡膠等的彈性素材所構成的短纖維、更 本紙張尺度適财關家鮮(CNS ) A4規格(21GX297公釐)Γ^= ' 548191 A7 B7 五、發明説明(4) (請先閲讀背面之注意事項再填寫本頁) 理想的是長纖維、再者更理想的是連續纖唯的聚合體,像 這樣的聚合體其纖維是相互地藉由機械性的方式或溶著的 方式交織著的不織布,由熱塑性塑膠所組成的薄膜。這些 纖維或薄膜’係可以藉由將親水性素材也就是烷基磺酸鈉 鹽等的親水化處理劑加以熬製,或者是可以藉由將親水化 處理劑塗抹在纖維上使之具有親水性的狀態下來加以使用 。像這樣的下層3,以具有5〜200 g/m2的坪量最爲理想。在 圖示例的下層3中,可以使用連續纖維丨〇。 將複合性薄膜1作爲通氣性的材料來使用的情況下,作 爲下層3,依照JIS L 1096的6.27的A法所規定的通氣性要使 用至少是10cm3/cm2 · s的材料。作爲下層3,依照nS Z 020 8 的6 · 2 7的B法所規定的通氣性要使用至少是1 〇 〇 〇 g / c m 2 / d a y的 材料。相對於具有這些通氣度以及/或者是透濕度的下層3, 使用具有比這些通氣度以及/或者是透濕度爲同等級或者是 更高的値的上層2則是最理想的。複合性薄片1,藉由上層2 和下層5的材料的選擇結果,可以決定爲透液性材料或者是 非透液性材料。 經濟部智慧財產^員工消費合作社印製 將像這樣的複合性薄片1朝Y方向上拉開,下層3朝γ方 向上彈性的伸長,隨著該伸長所劃出曲線的上層2的纖維6 一邊改變朝向一邊朝Y方向上以非彈性的伸長。纖維6的曲 線在伸到底之前,拉開複合性薄片1所需要的力主要是成爲 用來拉開下層3的力。上層2,由於只改變了纖維6的朝向, 所以對複合性薄片1的拉開力幾乎沒有任何影響。若是將複 合性薄片1進一'步拉開的g舌’纖維6會完全伸展而在接合部4 本紙張尺度適财麵家縣(€叫八4規格(2淑297公釐)" 548191 A7 B7 經濟部智慧財產¾員工消費合作社印製 五、發明説明(5 ) 和4之間呈直線狀。要將這種狀態的複合性薄片1進一步加 以拉開,則需要拉開下層3的力量和拉開直線狀的纖維6的 力量。顯示這種舉動的纖維6,於複合性薄片的上表面劃出 絨圈則是最理想的,此時的上層2,不但可以朝γ方向伸長 更可以朝X方向伸長。 複合性薄片1的上層2,纖維6係一邊劃著曲線一邊重合 ,又,比接合部4和4之間的直線距離還要長的纖維6由於係 朝向複合性薄片1的上方畫出呈凸狀的曲線而延伸,所以上 層2會成爲整體上輕飄飄觸感的材質。像這樣的上層2,在 纖維6和6之間的空氣流通順暢。再加上,纖維6,至少有一 部份材質是親水性的,當與肌膚接觸時可以發揮其吸汗性 。吸汗的纖維6,利用流通於纖維6之間充足的空氣而可以 很快的乾燥。藉由上述結構,使用複合性薄片1的穿用物品 ,其上層2若是抵接於肌膚來使用的話,不但有柔軟的肌膚 觸感,通氣性也佳,也可以成爲吸汗乾燥優越的物品。在 這種情況下的複合性薄片1,可以用上層2和下層3係親水性 的狀態來使用,或者是上層2爲親水性而下層3爲疏水性的 狀態來使用。可是,複合性薄片1,可視其用途而可以製作 成上層2爲疏水性、下層3爲親水性的形態來使用。 在這個發明中,在上層的纖維6,除了可以用親水化處 理後的熱塑性合成塑膠之外,也可以使用人造絲纖維或棉 、絲、麻等的親水性再生纖維或天然纖維。又,上層2的纖 維6或下層3的纖維10,也可以用親水性纖維和疏水性纖維 的混合物來做。在這樣的情況下的親水性纖維上也含有紙 (請先閲讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 548191 A 7 B7 五、發明説明(6 ) 漿纖維。該發明係在第1圖的複合性薄片1上的下層3的下表 面上追加裝設有和上層2相同的可以非彈性伸長的纖維聚合 體。所追加裝設的纖維聚合體,有些情況下含有親水性纖 維的材質,也有些情況下不含親水性纖維的材質。 〔發明之效果〕 關於本發明之複合性薄片,係由可非彈性地伸長的纖 維聚合體所組成的第2薄片以段斷續續地接合在可彈性伸縮 的第1薄片3的至少其中一面上而形成彈性伸縮性的複合性 薄片1。第1薄片3和第2薄片2之中至少一種薄片含有親水性 素材,使用的這種複合性薄片的穿用物品,具有優越的肌 膚觸感、透氣性、和吸汗性。 〔圖式之簡單說明〕 第1圖是複合性薄片的立體圖。 【符號說明】 1、複合性薄片。2、第2薄片(上層)。3、第1薄片( 下層)。4、接合部。6、纖維。1 〇、纖維。 本紙張尺度適用中國國家標準(CNS ) A4規格(21〇X297公釐) 衣— • * (請先閲讀背面之注意事項再填寫本頁) ·訂 經濟部智慧財產局員X消費合作社印製

Claims (1)

  1. 六、申請專利範圍 第90121226號專利申請案 中文申請專利範圍修正本 民國92年3月7 日修正 1 . 一種複合性薄片,係具有相互直交的X方向和Y方 向,針對至少在可朝前述的Y方向上可彈性伸縮的第1薄片 的至少其中一面上,由可朝前述Y方向上彈性伸縮的纖維體 所組成的第2薄片所接合著的彈性複合性薄片’其特徵爲: 前述第1薄片和第2薄片係朝前述Y方向以斷斷續續地於所被 形成的接合部上加以一體化’在形成前述第2薄片的纖維之 中橫跨在前述接合部和接合部之間的纖維長度係比前述接 合部與接合部之間的直線距離還要長’且’前述第1薄片和 第2薄片之中至少其中一種薄片含有親水性素材。 2 .如專利申請範圍第1項所記載的複合性薄片,其中 ,前述第1薄片係彈性伸縮之熱塑性合成纖維的聚合體。 3 .如專利申請範圍第1項所記載的複合性薄片,其中 ,前述第1薄片係彈性伸縮性之熱塑性合成樹脂薄膜。 4 .如專利申請範圍第1或2項所記載的複合性薄片, 其中,前述親水性素材係親水性的纖維。 5 .如專利申請範圍第1至3項之任一項所記載的複合 性薄片,其中,前述親水性素材係被塗布於前述第1薄片以 及第2薄片之任何一種薄片上之親水性處理劑。 6 ·如專利申請範圍第1至3項之任一項所記載的複合 性薄片,其中,前述親水性素材係被熬製於前述第1薄片以 及第2薄片之任何一種薄片上之親水性處理劑。 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閲讀背面之注意事項再填寫本頁) 4T 經濟部智慧財產局員工消費合作社印製 548191 A8 B8 C8 D8 夂、申請專利範圍 7 .如專利申請範圍第1至3項之任一項所記載的複合 性薄片,其中,前述第1薄片以及第2薄片係透氣透溼性薄 片。 8 .如專利申請範圍第1至3項之任一項所記載的複 合性薄片,其中,前述第丨薄片以及第2薄片之任一種薄 片係非透液性薄片。 (請先閲讀背面之注意事項再填寫本頁) 、τ %! 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS ) Α4規格(210Χ:297公釐) -2 -
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