TWI257858B - Disposable wearing article for absorption of body fluids - Google Patents

Disposable wearing article for absorption of body fluids Download PDF

Info

Publication number
TWI257858B
TWI257858B TW092120265A TW92120265A TWI257858B TW I257858 B TWI257858 B TW I257858B TW 092120265 A TW092120265 A TW 092120265A TW 92120265 A TW92120265 A TW 92120265A TW I257858 B TWI257858 B TW I257858B
Authority
TW
Taiwan
Prior art keywords
sheet
body fluid
wearing article
absorbent
water
Prior art date
Application number
TW092120265A
Other languages
English (en)
Other versions
TW200403045A (en
Inventor
Maki Watanabe
Miou Suzuki
Masashi Nakashita
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
Publication of TW200403045A publication Critical patent/TW200403045A/zh
Application granted granted Critical
Publication of TWI257858B publication Critical patent/TWI257858B/zh

Links

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
    • 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
    • A61F13/511Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/512Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
    • 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
    • A61F13/53Absorbent 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 absorbing medium
    • A61F13/534Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • 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
    • A61F13/53Absorbent 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 absorbing medium
    • A61F13/534Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/535Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
    • 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
    • A61F13/53Absorbent 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 absorbing medium
    • A61F13/534Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53743Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers
    • A61F13/53747Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers the layer is facing the topsheet
    • 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
    • A61F13/53Absorbent 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 absorbing medium
    • A61F13/534Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53708Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
    • A61F2013/53721Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
    • A61F2013/53734Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means with compressed lines
    • 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
    • A61F13/53Absorbent 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 absorbing medium
    • A61F13/534Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F2013/53765Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry
    • A61F2013/53778Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry with grooves
    • 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
    • A61F13/53Absorbent 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 absorbing medium
    • A61F13/534Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F2013/53765Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry
    • A61F2013/53782Absorbent 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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry with holes

Landscapes

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

Description

1257858 (1) 玖、發明說明 【發明所屬之技術領域] 本發明,係關於可快速吸收、擴散尿液等體液之用後 即棄型體液吸收性穿用物品。 【先前技術】 以往,於擋接於肌膚之透液性內面薄片與擋接於著衣 之不透液性外面薄片之間,夾介有含有吸水性纖維之體液 吸收性積層片之用後即棄型體液吸收性穿用物品,是眾所 周知者。有關此穿用物品,是被作爲例如用後即棄型紙尿 布或訓練尿褲、失禁患者用吸尿棉墊等使用。於被作爲用 後即棄型紙尿布使用之時,有該穿用物品被形成爲本身呈 短褲型等可直接穿著之場合,以及該穿用物品被形成爲可 重覆使用或可設置於用後即棄型紙尿褲套等之固定構件上 之場合 0 【發明內容】 [發明所欲解決之技術問題] 於上述穿用物品爲例如用後即棄型紙尿布時,其體液 吸收性積層片是以臀下域爲中心延伸至前腰圍域以及後腰 圍域。有以排泄於臀下域之尿液可朝向體液吸收性積層片 之整體擴散之方式’於積層片形成有從臀下域延伸至前腰 圍域或後腰圍域,將吸水性纖維壓縮成高密度之體液擴散 域之情形。於擴散域,形成積層片之粉碎紙漿等之吸水性 -5- (2) 1257858 纖維高密度地集合一起,尿液是通過該擴散域擴散至前腰 圍域或後腰圍域之積層片。但是,於臀下域’即使稱爲擴 散域,其吸水量也是易於達到飽和狀態,含有大量尿液之 擴散域接觸到紙尿褲穿著者之肌膚,會給予強烈之濕潤感 〇 於本發明,其課題爲:將上述穿用物品改良爲可把被 用後即棄型體液吸收性穿用物品所吸收之體液藉由擴散域 擴散至該穿用物品之所需部位,而且該擴散域不會給予該 穿用物品之穿著者強烈之濕潤感。 [解決問題之技術手段] 爲了解決上述課題,本發明之對象爲,具備有縱長方 向及橫向方向以及厚度方向,在位於上述厚度方向上側之 擋接肌膚用之內面薄片與位於下側之外面薄片之間,夾介 有含有吸水性纖維之體液吸收性第1積層片之用後即棄型 體液吸收性穿用物品。 於有關此穿用物品,本發明之特徵如下。上述內面薄 片是由透液性薄片及不透液性薄片之任一者所形成,上述 外面薄片是由不透液性薄片所形成。上述內面薄片以及位 於其下側之上述第1積層片具備有將上述縱長方向與橫向 方向之大致中央部位切下所需形狀而形成之空隙部。上述 空隙部,被可朝向上述厚度方向彈性壓縮之具備有透液性 之疏水性第2積層片所掩埋,於上述第2積層片與上述外面 薄片之間,設置有複數條之相互間隔開朝向上述縱長方向 -6- (3) 1257858 及橫向方向之任一方向平行延伸,並超越上述第2積層片 而與上述第]積層片之下面接觸,其吸水性纖維被壓縮成 密度比上述第〗積層片之上述吸水性纖維高之帶片,以及 比上述帶片更靠近上述外面薄片且以上述第2積層片爲中 心延伸於上述縱長方向及橫向方向,並作成使上述第]積 層片與上述帶片之一部分從上述外面薄片朝向靠近上述內 面薄片間隔開之疏水性之透液性隔離墊構件。 於本發明,有如以下之理想實施形態。 (1 )上述第1積層片’含有1 〇 〇〜1 〇重量%之吸水性纖維 ’以及0〜9 0重量%之高吸收性聚合物,上述吸水性纖維 具備有0.04〜0.10g/cm3之密度。 (2 )上述帶片,含有1 0 0〜2 0重量%之吸水性纖維、及0 〜8 0重量%之高吸收性聚合物,以及〇〜2 0重量%之熱可塑 性合成纖維,上述吸水性纖維是在0 . 1 0〜0.4 0 g / c m 3之範圍 內,具備有比上述第1積層片之吸水性纖維之密度至少還 要局 0.03g/cm3。 (3)上述第2積層片,是由在上述厚度方向位於靠近上述 內面薄片處之第1層以及位於上述靠近外面薄片處之第2層 所組成’上述第1層是由熱可塑性合成樹脂薄膜與位於上 述薄膜內側之熱可塑性合成纖維之積層體所形成,另一方 面上述第2層是由開孔之發泡聚安基甲酸乙酯所形成,上 述積層體形成複數條相互鄰接並朝向上述縱長方向及橫向 方向之任一方向延伸之薄長方片,上述薄長方片之上面是 重覆著於上述薄長方片之長度方向之山與谷之起伏,於互 (4) 1257858 鄰之薄長方片彼此之間是山與谷彼此互鄰,於上述山之側 面部分出現有上述熱可塑性合成纖維。 (4 )上述第2積層片含有多孔性質之透液性熱可塑性合成 樹脂薄片。 【實施方式】 參照附圖,詳細說明有關本發明之用後即棄型體液吸 收性穿用物品如下。 第〗圖,是用後即棄型紙尿布1之立體圖。紙尿布1, 疋由其平面形狀呈沙漏型之尿布套構件2,以及其爲本發 明之實施品而其平面形狀呈矩形之體液吸收性構件3所構 成。 尿布套構件2 ’是由熱可塑性合成樹脂薄膜、不織布 、將該薄膜作成內側或是外側使用之薄膜與不織布之積層 薄片等所形成者,具備有縱長方向A及橫向方向B以及 厚度方向 C,於縱長方向 A,形成有前腰圍域6、及後腰 圍域7,以及位於此等兩域6、7間之臀下域8。尿布套構件 2之周緣’是由朝向縱長方向延伸之一對側緣1丨,以及朝 向橫向方向B延伸之一對端緣丨2所組成,於後腰圍域7之 側緣1 1之附近設置有黏扣帶1 3。黏扣帶1 3,於穿著紙尿布 1時可朝向側面伸展,以可剝離之方式貼在形成於前腰圍 域6外面之被黏扣域]4。於尿布套構件2之內面,沿著側緣 ]】與端緣]2,分別設置有於拉長狀態下之複數條彈性構件 ]6 、 17。 -8- (5) 1257858 體液吸收性構件3,被設置於尿布套構件2之內面,以 臀下域8爲中心延伸至前腰圍域6及後腰圍域7。吸收性構 件3與尿布套構件2,除可藉由接著或是熔著以不會相互剝 離之方式設置之外,亦可藉由以魔術黏扣帶(Magic Tape )或魔鬼沾(Velcro Tape )等吾人所熟知商品名之機械性 黏扣帶(參照第4圖)或黏著劑以可相互剝離之方式設置 。設置於尿布套構件2之吸收性構件3,較佳爲,如圖示般 是位於沿著尿布套構件2之兩側緣1 1之彈性構件]6以及沿 著兩端緣1 2之彈性構件1 7之內側。 第2、3、4圖,是吸收性構件3之部分剖視平面圖、及 沿著該平面圖之III-III線之斷面圖,以及沿著IV_IV線 之斷面圖。吸收性構件3,是與尿布套構件2同樣具備有縱 長方向A及橫向方向B以及厚度方向C,周緣是由朝向 縱長方向A延伸之一對側緣2 1,以及朝向橫向方向b延 伸之一對端緣22所組成,其平面形狀是呈現於縱長方向a 較長之矩形。吸收性構件3,於其形狀及尺寸沒有特別之 規定,不過例如圖示例者,其側緣2 1之尺寸是在2 0 0〜 4 5 0mm之範圍內,端緣22之尺寸是在6〇〜】3〇mm之範圍 內。吸收I生構件3 ’又具備有撞接於紙尿布1穿著者肌膚之 內面溥片2 j、及撞接於尿布套構件2之外面薄片2 4,以及 緊密接著於內面薄片23之下面23a之體液吸收性第1積層 片2 6 ’於第3圖,內面薄片2 3是位於厚度方向c之上側, 外面薄片24是位於厚度方向C之下側。內面薄片23與第] 積層>1 2 6,是其縱長方向A與橫向方向B之大致中央部 -9- (6) 1257858 位被切取下矩形之狀態,於該中央位部形成有空隙2 7。圖 示例之空隙2 7,其縱長方向 A之尺寸是在40〜1 ] 〇mm 之 範圍內,橫向方向B之尺寸是在3 0〜8 0 m m之範圍內,於 該空隙2 7,埋有透液性之第2積層片2 8。於第1積層片2 6及 第2積層片2 8之下面側設置有可將體液吸收並擴散之複數 條帶片2 9,於複數條帶片2 9之下面側設置有透液性之隔離 墊構件3 1。圖示之空隙2 7,其位置可朝向縱長方向 a適 當移動。 內面薄片2 3,是由透液性薄片或是不透液性薄片所形 成者,作爲透液性薄片可使用不織布或熱可塑性合成樹月旨 之開孔薄膜等,作爲不透液性薄片可使用熱可塑性合成樹 脂薄膜或於該薄膜之肌膚擋接面重疊不織布之複合薄片等 〇 外面薄片2 4,爲不透液性者,可使用熱可塑性合成樹 脂薄膜或該薄膜與不織布之複合薄片等。複合薄片之不織 布是以與尿布套構件2面對面之方式使用。外面薄片24之 周緣部是從第1積層片2 6之周緣延出,藉由接著劑3 2或是 藉由熔著,接合於同樣從第丨積層片2 6之周緣延出之內面 薄片23之周緣部。外面薄片24於擋接尿布套構件2之擋接 面具備有固定黏著部3 3,夾介該固定黏著部3 3可從尿布套 構件2取下,或是不能取下地被固定住。可取下之固定黏 著部3 3,可藉由在外面薄片2 4設置例如以黏扣帶等之商品 知名之機械性黏扣帶之鉤構件(參照第3、4圖)或是環構 件而形成,於尿布套構件2設置上成爲該等構件之對象之 -10*· 1257858 (7) 環構件或是鉤構件。除此之外,固定黏著部3 3,亦可藉由 在外面薄片24塗佈黏著材而形成。 第1積層片26,是用以吸收保持體液者,除含1 00〜1 0 重量%之紙漿等之吸水性纖維外,並含有〇〜9 Q重量%之高 吸收性聚合物粒子或高吸收性聚合物纖維等之高吸收性聚 合物,可再含有0〜2 0重量%之熱可塑性合成纖維。吸水 性纖維,以作成基重爲2 5 0〜65 Og/m2,密度爲〇.〇4〜 〇. 1 Og/cm3來使用爲理想。 第2積層片2 8,是形成可使體液從內面薄片2 3朝向外 面薄片2 4之方向滲透之疏水性層者,是藉由熱可塑性合成 纖維之集合體、熱可塑性合成纖維與熱可塑性合成樹脂薄 膜之積層體、作成熱可塑性合成樹脂之發泡薄片等之多孔 性質之透液性熱可塑性合成樹脂薄片、如此之薄片與熱可 塑性合成纖維之積層體等所形成。有關此第2積層片2 8, 施以3.5g/cm2之荷重15秒後之厚度爲2〜10mm,是於施以 荷重經1 5秒後解除該荷重時,可於6 〇秒內恢復原來厚度之 5 0%以上之彈性體。 於圖示例之第2積層片2 8,爲具備有位於靠近內面薄 片23處之第1層36以及位於靠近外面薄片24處之第2層37者 ,第1層3 6是由熱可塑性合成纖維之集合體、或是熱可塑 性合成纖維與熱可塑性合成樹脂薄膜之積層體所組成,可 將第2積層片2 8之表面作成柔軟者。作爲熱可塑性合成纖 維之集合體,可使用由〇 ·]〜3 2 d t X之短纖維或是連續纖維 所構成之不織布、將連續纖維之纖維束予以解纖者等,該 -11 - (8) 1257858 等之基重以在5 Q〜5 Ο 0 g / m 2爲理想。熱可塑性合成樹脂薄 膜,以厚度在5〜3 Ο μ m者爲理想,亦可使用具備有透液 性開口之薄膜。圖示例之第1層3 6,是由相互鄰接並朝向 橫向方向B長長地延伸之複數條薄長方片4 1所構成,個別 之薄長方片4 1,是由薄膜42,以及於薄膜42之下面側朝向 橫向方向B延伸之多數之連續纖維4 3之集合體所構成。該 連續纖維4 3之集合體,是藉由將其爲纖維4 3之纖維束予以 解纖而得者,於押壓部44與薄膜42同時被加熱、加壓並相 互熔著,而集合體之厚度變薄。於薄長方片41,在互鄰之 押壓部44與44之間形成有山部45,於長度方向,重覆有由 此等山部4 5及押壓部4 4所構成之山與谷之起伏。於第3圖 ,於]片薄長方片41a,在互鄰之山部45a及45a間之押壓 部4 4,於縱長方向A可見到與該薄長方片4 1 a鄰接之又另 一片薄長方片4 1 b之山部4 5 b之側面部分5 0。於該側面部 分50出現有連續纖維43。第2積層片28之第2層37,具有 0.0 2〜0 · 1 0 g / c m 3之密度,爲多孔性質之透液性,是由朝向 厚度方向C可彈性壓縮之疏水性熱可塑性合成樹脂薄片所 構成。於如此之薄片’例如有開孔之發泡聚安基甲酸乙酯 。形成第2積層片28之第1層36以及第2層37,是可僅相互 重疊,亦可藉由接著或是熔著相互斷續地接合一起。薄長 方片4 1,亦可與圖不例不同’以朝向縱長方向 A延伸之 方式配置。 帶片2 9,含有1 〇 〇〜2 0重量%之紙漿或嫘縈等之吸水 性纖維,該吸水性纖維之密度,較佳爲在Q.10〜〇.40g/cm3 -12 - (9) 1257858 之範圍內,具有比第]積層片2 6之吸水性緘維之密度至少 高出0.0均/-3之値。又,帶片29,可含有0〜2〇重量%之 高吸收性聚合物之粒子或是纖維。如此之帶片2 9,在施以 3.5g/cm2之荷重]5秒後之厚度是在〇.5〜7mm之範圍內, 以具有5〜30mm之寬度以及6Q〜]之長度者爲理想 。於第2、4圖,帶片2 9,縱斷第2積層片2 8朝向縱長方向 A延伸,與第1積層片2 6之下面接觸。又’於橫向方向B ,互鄰之帶片2 9彼此間之間隔是在3〜2 0 m m之範圍內。 理想之帶片2 9,爲具有矩形之斷面者,可接著於第1積層 片26及第2積層片28上。如此之帶片29 ’亦可以朝向橫向 方向B延伸之方式配置。 隔離墊構件3 1,是以由疏水性之熱可塑性合成樹脂所 構成之開孔薄膜或網、由5〜3 2 dtx之熱可塑性合成纖維所 構成之不織布、開孔之發泡氨基甲酸乙酯等之透液性薄片 所形成,較佳爲具有0 · 3〜2 m m左右之厚度。作爲隔離墊 構件3 1所使用之開孔薄膜,具備有孔徑在〇 . 3〜3 ηι ηι左右 之範圍內之多數透孔’從個別透孔之周緣朝向外面薄片2 4 以延伸有高度爲〇 · 3〜2mm左右之導液體管爲理想。於使 用網或不織布時,以將該等網或不織布重疊複數片作成厚 度爲0.3〜2 m m左右爲理想。如此之隔離墊構件3】,是以 第2積層片2 8爲中心朝向縱長方向A及橫向方向B延伸且 使弟2積層片2 8延出,並可將第】積層片2 6及帶片2 9從外面 搏片朝向24內面薄片23之方向僅部分隔開隔離墊構件3 ]之 厚度’或是於隔離墊構件31爲具備有導液體管之開孔薄膜 ~ 13 - (10) 1257858 時,僅隔_ 5亥導液體管之局度。隔離墊構件3 1,可接著於 帶片2 9及外面薄片2 4。 如此形成之體液吸收性構件3,若使用尿布套構件2將 第2積層片2 8緊靠於穿著者之尿道口附近,或是以使第2積 層片2 8成爲臀下域8之最低部位之方式穿著時,排泄出來 之尿液會滲透過第2積層片2 8而一部分會到達高密度之帶 片2 9,於帶片2 9朝向縱長方向 Α擴散。擴散之尿液,於 帶片2 9與第1積層片2 6接觸之部位被該第1積層片2 6吸收、 保持。尿液之一部分會從帶片2 9彼此之間朝向下側流動滲 透過隔離墊構件3 1,到達外面薄片2 4。該尿液,在朝向縱 長方向A或橫向方向B流經外面薄片24之內面24a越過 隔離墊構件3 1時被第1積層片2 6吸收。如此,於體液吸收 性構件3,尿液會擴散至第1積層片2 6之側緣2 1或端緣2 2之 附近而不會滯溜於中央部位,紙尿布1於臀下域8不會給予 穿著考強烈之濕潤感,且可防止尿液從臀下域8漏出。於 _離墊構件3 1與外面薄片2 4之間,若作成使尿液沿著外面 蹲片之內面24a流動,則紙尿布1之穿著者在橫臥之姿勢 ^ ’叛液不會滯留於臀下域,會易於朝向前腰圍域6或後 ‘ _ _ 7擴散。 於體液吸收性構件3,只要內面薄片2 3爲不透液性者 則康液會沿著內面薄片2 3流到位於臀下域8之第2積層片 8附近集中,於滲透過第2積層片2 9之後被第1積層片2 6吸 °只要內面薄片2 3爲透液性者,則尿液也會滲透過該內 v 傅片2 3被第]積層片2 6吸收。發揮如此作用之第2積層片 -14 - (11) 1257858 2 8 ’以具備有第〗積層片2 6之寬度之]/4〜3 /4左右之寬度 ’以及第]積層片2 6之長度之2 /] 0〜6 /] 0左右之長度者爲 理想。第2積層片2 8,是夾介於外面薄片2 4與穿著者之肌 膚間’防止吸收了尿液變濕之帶片2 9接觸到肌膚,或在外 面薄片2 4與隔離墊構件3丨間之尿液接觸到肌膚。爲了提高 該防止效果,第2積層片2 8爲可朝向厚度方向彈性壓縮者 ’被作成不會因受到體壓而永久變薄。圖示例之第2層3 7 ’是賦予第2積層片2 8如此彈性之理想之一例者。將該第2 層3 7覆蓋’可將第2積層片2 8之肌膚觸感作成柔軟之第1層 3 6,若是藉由不透液性之薄膜與纖維之積層體而形成時, 可作成於第3圖之薄長方片4 1朝向形成低谷之押壓部44流 入之尿液會從出現於該薄長方片4 1,例如對於4 1 a,在縱 長方向 A鄰接之另I片薄長方片4丨b之山部4 5 b之側面部 分5 0之連續纖維4 3彼此之間隙,朝向第2積層片2 8之下側 流入。 本發明之體液吸收性構件3,於圖示例是與尿布套構 件2協力形成紙尿布1,不過亦可使用於體液吸收性構件3 之內面薄片23以及外面薄片24具備有與圖示例不同之適當 之平面形狀者,或是可作成於圖示例之體液吸收性構件3 之側緣2 ]附近藉由接合適當形狀之薄片構件,使體液吸收 性構件3具有尿布套構件2之機能,無須使用尿布套構件2 而可穿著體液吸收性構件3。 [發明之效果] -15- (12) 1257858 有關本發明之用後即棄型體液吸收性穿用物品,由於 該形成大致中央部位之第2積層片爲可彈性壓縮’具有透 液性及疏水性者,於該第2積層片之下面側設置有體液擴 散性之帶片’以及使第2積層片與帶片從外面薄片間隔開 之隔離堃構件’故可把於中央部位之體液擴散至體液吸收 性之第1積層片之周緣部位。藉由帶片被第2積層片覆蓋, 不會給予該穿用物品之穿著者強烈之濕潤感。 【圖式簡單說明】 第1圖是用後即棄型紙尿布之立體圖。 第2圖是體液吸收性構件之部分剖視平面圖。 第3圖是沿著第2圖之ΙΠ-ΠΙ線之放大斷面圖。 第4圖是沿著第2圖之I V -1 V線之斷面圖。 [圖號說明] 3 :用後即棄型體液吸收性穿用物品(體液吸收性構件) 23 :內面薄片 24 :外面薄片 2 6 :第1積層片 2 7 :空隙部 28 :第2積層片 2 9 :帶片 3 ]:隔離墊構件 3 6 :第1層 -16 - 1257858 (13) 3 7 :第2層 4 1 :薄長方片 4 3 :纖維 44 :谷 45 :山

Claims (1)

  1. (1) 1257858 拾申叫專利範圍92 1 2 026 5號專利申請案 中文申請專利範圍修正本 民國93年7月13日修正 1 * 一種用後即棄型體液吸收性穿用物品,係針對於 具有縱長方向及橫向方向以及厚度方向,在位於上述厚 ® β向上側之擋接肌膚用之內面薄片與位於下側之外面薄 片之間’夾介有含有吸水性纖維之體液吸收性第1積層片 , 上述內面薄片是由透液性薄片及不透液性薄片之任一 者所形成’上述外面薄片是由不透液性薄片所形成, 上述內面薄片以及位於其下側之上述第1積層片具備 有將上述縱長方向與橫向方向之大致中央部位切下所需形 狀而形成之空隙部,上述空隙部,被可於上述厚度方向彈 性壓縮之具備有透液性之疏水性第2積層片所掩埋之用後 即棄型體液吸收性穿用物品,其特徵爲: 於上述第2積層片與上述外面薄片之間,設置有:複 數條之相互間隔開朝向上述縱長方向及橫向方向之任一方 向平行延伸,並超越上述第2積層片而與上述第丨積層片之 下面接觸,其吸水性纖維被壓縮成密度比上述第1積層片 之上述吸水性纖維更局之帶片、以及比上述帶片更靠近上 述外面薄片且以上述第2積層片爲中心延伸於上述縱長方 向及橫向方向,並作成使上述第]積層片與上述帶片之一 部分從上述外面薄片朝向靠近上述內面薄片間隔開之疏水 性之透液性隔離墊構件。 (2) 1257858 2 .如申請專利範圍第1項之用後即棄型體液吸收性 穿用物αρ,其中上述第1積層片,含有:1〇〇〜1〇重量%之 吸水性纖維、以及0〜90重量%之高吸收性聚合物,上述 吸水性纖維具備有〇.〇4〜0.10g/cm3之密度。 3 ·如申E靑專利範圍第1或2項所述之用後即棄型體 液吸收性穿用物品,其中上述帶片,含有:1〇〇〜2〇重量 %之吸水性纖維、及0〜8 0重量%之高吸收性聚合物、以及 0〜2 0重量%之熱可塑性合成纖維,上述吸水性纖維是在 0.10〜0.4〇g/cm3之範圍內,具備有比上述第1積層片之吸 水性纖維之密度至少還要高〇.〇 3g/cm3之密度。 4 ·如申請專利範圍第1或2項所述之用後即棄型體 液吸收性穿用物品,其中上述第2積層片,是由在上述厚 度方向位於靠近上述內面薄片處之第1層以及位於上述靠 近外面薄片處之第2層所組成,上述第1層是由熱可塑性合 成樹脂薄膜與位於上述薄膜內側之熱可塑性合成纖維之積 層體所形成’另一方面上述第2層是由開孔之發泡聚氨基 甲酸乙酯所形成,上述積層體形成複數條相互鄰接並朝向 上述縱長方向及橫向方向之任一方向延伸之薄長方片,上 述薄長方片之上面是重覆著於上述薄長方片之長度方向之 山與谷之起伏,於互鄰之薄長方片彼此之間是山與谷彼此 互鄰,於上述山之側面部分出現有上述熱可塑性合成纖維 〇 5 ·如申請專利範圍第1或2項所述之用後即棄型體 液吸收性穿用物品,其中上述第2積層片含有多孔性質之 -2- (3) 1257858 透液性熱可塑性合成樹脂薄片。 -3
TW092120265A 2002-08-09 2003-07-24 Disposable wearing article for absorption of body fluids TWI257858B (en)

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CN1473554A (zh) 2004-02-11
US20040030313A1 (en) 2004-02-12
JP3878085B2 (ja) 2007-02-07
EP1388334A1 (en) 2004-02-11
EP1388334B1 (en) 2005-03-16
DE60300386D1 (de) 2005-04-21
CN1298307C (zh) 2007-02-07
JP2004065848A (ja) 2004-03-04
US7015370B2 (en) 2006-03-21
TW200403045A (en) 2004-03-01
DE60300386T2 (de) 2006-03-23
ATE290841T1 (de) 2005-04-15
KR100877382B1 (ko) 2009-01-07
KR20040014240A (ko) 2004-02-14

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