CN2203871Y - 一次性的内裤 - Google Patents

一次性的内裤 Download PDF

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CN2203871Y
CN2203871Y CN94213625U CN94213625U CN2203871Y CN 2203871 Y CN2203871 Y CN 2203871Y CN 94213625 U CN94213625 U CN 94213625U CN 94213625 U CN94213625 U CN 94213625U CN 2203871 Y CN2203871 Y CN 2203871Y
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moisture absorption
egative film
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藤冈义久
小野芳夫
八卷留美
加地美和子
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Unita Corp
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    • 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
    • A61F13/45Absorbent 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 shape
    • A61F13/49Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/49007Form-fitting, self-adjusting disposable diapers
    • A61F13/49009Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49017Form-fitting, self-adjusting disposable diapers with elastic means the elastic means being located at the crotch region
    • 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
    • A61F13/45Absorbent 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 shape
    • A61F13/49Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/49007Form-fitting, self-adjusting disposable diapers
    • A61F13/49009Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/4902Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material
    • 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
    • A61F13/45Absorbent 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 shape
    • A61F13/49Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/496Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
    • 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
    • A61F13/15577Apparatus or processes for manufacturing
    • A61F13/15585Apparatus or processes for manufacturing of babies' napkins, e.g. diapers
    • 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
    • A61F13/45Absorbent 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 shape
    • A61F13/49Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/49007Form-fitting, self-adjusting disposable diapers
    • A61F2013/49042Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length
    • A61F2013/49052Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length having a specific direction of stretchability
    • A61F2013/49057Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length having a specific direction of stretchability being stretchable in both longitudinal and transversal direction

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)

Abstract

根据本实用新型的内裤包括一块至少在宽度上 可以弹性伸长的基布和一个至少在宽度上可以弹性 伸长,并粘接在基布的内表面上的吸湿垫。

Description

本实用新型涉及一种一次性的内裤,如生活不能自理的人用的尿布,婴儿尿布,婴儿锻炼裤和卫生裤,它们是将前后裤片沿着相应的侧缝,在腰部粘接而成的。
先前技术的这种内裤,通常至少部分地,其前裤片和后裤片是用弹性可伸长的无纺纤维制成,在前后裤片之间夹着一层由松软的浆粕做成的吸湿芯子。
然而,整个来说,所述前裤片和后裤片的弹性可伸长性,是受吸湿芯子限制的,因为所述吸湿芯子基本上是不可伸长的,由于前后裤片的弹性性质,有时吸湿芯子会掉下或部分地损坏。吸湿芯子掉下会使穿着者感觉不舒服,或会大大降低液体排泄物的吸收性。
本实用新型的目的是要提供一种具有弹性可伸长性的吸湿芯子,从而解决上述问题。
根据本实用新型,上述目的可以通过一条用后可抛弃的内裤来达到,该内裤由至少在长度和宽度上可以弹性伸长的纤维质无纺纤维的基布制成,腰部有一开口,两腿处有开口,所述内裤还包括一个至少在宽度上可以弹性伸长的吸湿垫,吸湿垫间断性地粘接在所述内裤的内表面。
最好所述吸湿垫有一块顶片和一块底片,顶片和底片至少在宽度上有弹性可伸长性,还应有一块至少在宽度上可弹性伸长的吸湿芯子,所述芯子夹在所述顶片和底片之间,它至少是由可以弹性伸长的合成纤维制成。
所述吸湿垫最好包括一个顶片,一个底片和一个整体模压出的吸湿芯子,顶片和底片至少在宽度上可以弹性伸长,而吸湿芯子基本上是不可伸长的,并夹在所述顶片与底片之间,这样,所述顶片和底片相对于所述芯子,至少在宽度上可以弹性伸长。
在使用过程中,基布可以弹性地适应穿着者的运动,而吸湿垫也可以弹性地适应基布的这种弹性运动。
本实用新型将用结合附图的例子来进行说明,其中:
图1为根据本发明设计的内裤实施例的正视图。
图2部分剖断,是一个展开图,它表示图1所示内裤的内部;
图3为沿图2X-X线所取的放大截面图。
参见图1至3,那里表示了本实用新型的一个实施例。内裤的基布1是从纤维质的无纺纤维上裁剪下来的,它在长度和宽度上都可以弹性伸长(最好,宽度上的弹性可伸长性大于长度上的弹性可伸长性),腰部有一开口6,两腿处有开口7,这些开口是把前裤片2的相对侧边4、5和后裤片3的相应侧边4、5,按虚线粘接而成的。
例如,前后裤片2、3的基布1要以由热压皱的合成纤维网制成,这个网的组成纤维在液体射流作用下,或间歇式地在压力和热作用下粘结在一起而互相纠缠或绕结起来。
腰部开口6,在其内周边表面上装有松紧带8,因此可以在圆周方向弹性伸长。松紧带8的颜色最好和做前,后裤片2、3的基布1的颜色不同,因为这样可以透过所述基布看到松紧带8,从而达到一种美观的效果。
通常,作为用后可抛弃的尿布的粘结剂常采用在凝固状态下具有像橡胶一样的弹性的热熔型合成树脂,将这种树脂涂在每一个腿部开口7的内周边表面上,直至充满腿部开口7的外周边缘,从而形成一个带状的弹性区9,其拉伸应力为50-130g/cm2结果,带状弹性区9所占据的腿部开口7区域的拉伸应力比基布1的其它和下区域的拉伸应力大。显然,也可以在从基布1上剪下的相应区域的同样尺寸的布片上,进行这种拉伸应力的比较测量。
也可以采用所谓的“橡胶弹性体”来代替所述树脂,橡胶弹性体为液体或凝胶体形的弹性材料,在其凝固状态下,或热处理以后具有象橡胶一样的弹性。
为了用例如上述的树脂或橡胶弹性体的液化弹性材料涂敷腿部开口7,直至开口的外部周边边缘,在将构成每一腿部开口7的区域从基布1上剪下之前,基布1要用所述液化弹性材料涂敷,这样,带状弹性9可认为是分布在一个广泛的涂层区域内,而所述区域要沿着它剪下的线可以位于所述广泛的涂层区域内。
如果恐怕做在腿部开口7的内周边表面上的带状弹性区9可能使穿着者的皮肤感到不舒服,则至少区9可用带状的弹性纤维制的无纺纤维覆盖,或者将所述区域9作在腿部开口7的外部周边表面上。
用于做带有修饰花纹的腿部开口7的弹性材料,例如上面所述的用于做带状弹性区9的树脂,可以从那些颜色与做前后裤片2、3的基布1的颜色不同的材料中选择,因而可以获得如在腰部开口6情况一样的美观效果。
吸湿垫10放在基布1的内表面上。吸湿垫10的外形基本上与基布1的外形一样,但其尺寸比基布1的尺寸小些。吸湿垫由液体可渗透的顶片和底片11,12及一个吸湿芯子13组成,顶片和底片11,12都是由至少在宽度上可弹性伸长的纤维质无纺纤维制成,吸湿芯子13夹在顶片和底片之间,其外形比顶片,底片小,至少在宽度上可弹性伸长。这样,整个吸湿垫10至少在宽度上可以弹性拉伸。应该理解,吸湿垫10的弹性可伸长性,特别是吸湿芯子13的弹性可伸长性可比基布1的弹性可伸长性低到这样一个程度,即吸湿芯子13可以没有,例如掉下或由基布1的拉伸性质造成的破损等变形。由芯子13的外周边边缘向外伸展的顶片和底片区域利用粘接剂或适当的焊接方法粘结在一起,形成侧舌片14,侧舌片作在吸湿垫10的相对侧面上,每个舌片宽度为W1。如果希望的话,底片12可用液体不渗透的材料,例如防水的纤维质无纺纤维或塑料薄膜做。
吸湿芯子13由热塑压皱纤维,亲水性纤维,例如绒毛状浆粕或人造丝,和高吸收性的聚合物粉末的混合物组成,其中各组成纤维部分地焊接在一起,而形成一种网状结构。然后,混合物用热模压法压成席子状的芯子13,它在正常使用过程中完全不会掉下,接着再用粘接剂或适当的焊接方法把芯子13与顶片和底片11,12粘结在一起,而形成一个整体组件。热塑压皱纤维的重量最好占15-40%。如果热塑压皱纤维的重量低于15%,则得不到理想的弹性可伸长性,若热塑压皱纤维的重量大于40%,则吸湿材料的内容,如绒毛状浆粕将会不恰当地降低,造成吸湿效果不好。
另一种方案是,吸湿垫10可通过把热塑纤维、亲水性纤维,例如绒毛状浆粕或人造丝,和高吸水性的聚合物粉末的混合物热模压成席子状的芯子13,再将顶片11,而不是底片12粘接到芯子13上而制成;在正常使用过程中,芯子13是完全不会掉下的,并且基本上是不可伸长的,芯子13夹在顶片11和底片12之间,只有底片12可以与底布1一起伸长。
芯子13的形状是这样的,即其厚度从靠近其外周边边缘的区域逐渐向其外部周边边缘减小,这样可避免高度的突然变化,否则在基布1和吸湿垫10的外部周边边缘之间会出现高度的突然差别,这样做的结果,邻近每一个腿部开口7的区域能很好地与穿着者的腿匹配。芯子13的这种理想的形状,例如,可以通过恰当地调配芯子材料而得到。吸湿垫10利用粘接剂或适当的焊接方法(没有示出),间断式地(最好按虚线方式)粘接到基布1上。由每一个侧舌片14的内侧边缘至基布1的相应外侧边缘的距离(宽度)W2取决于吸湿垫10的刚性,最好为10mm或更大一点,以便保持带状弹性区9的理想的收缩力。由于同样的理由,和为了保持与吸湿垫10无关,可以独立地弹性拉伸的基布区域尽可能大,最好是使吸湿垫10粘接到基布1上的区域的每一个最外边的侧边缘15处在相应的侧舌片14的内侧边缘的内部,同时从最外边的侧边缘15至基布1的相应外侧边缘的距离W3为15mm或更大。
以上所述的根据本实用新型设计的内裤,其基布在使用过程中可以弹性地适应穿着者的运动,而吸湿垫也能弹性地适应所述基布的伸展和收缩,因此吸湿垫不会掉下,也不会由于所述基布的拉伸性质而局部地破损,而上述毛病都会给穿着者带来不舒服的感觉,并大大降低内裤对液体排泄物的吸收性。

Claims (3)

1、一种一次性的内裤,其特征为它包括一块由纤维质的无纺纤维做成的,至少可在长度和宽度上弹性伸长的基布,基布在腰上有一开口,并有两个腿部开口,所述内裤还包括一个吸湿垫,吸湿垫至少在宽度上可以弹性伸长,并且间歇式地与所述内裤的内表面粘接。
2、根据权利要求1的一次性的内裤,其特征为:所述吸湿垫包括一块顶片,一块底片和一个吸湿芯子,顶片和底片至少在宽度上可以弹性伸长,而吸湿芯子至少在宽度上可以弹性伸长,并夹在所述顶片与底片之间,所述芯子至少是由可以弹性伸长的合成纤维做成。
3、根据权利要求1的一次性的内裤,其特征为:所述吸湿垫包括一块顶片,一块底片和一个整体模压出的吸湿芯子,顶片和底片至少在宽度上可以弹性伸长,吸湿芯基本上不能伸长,它夹在所述顶片与底片之间,结果所述顶片和底片,至少在宽度上可以相对所述芯子弹性伸长。
CN94213625U 1993-06-22 1994-06-22 一次性的内裤 Expired - Lifetime CN2203871Y (zh)

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CN100496441C (zh) * 2002-02-19 2009-06-10 Sca卫生产品股份公司 弹性吸收短裤
CN106551758A (zh) * 2016-11-07 2017-04-05 邓攀 一种纸尿裤的悬浮芯体连接结构

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EP0630632A2 (en) 1994-12-28
KR0139084Y1 (ko) 1999-05-15
EP0630632A3 (en) 1995-04-26
JPH0727523U (ja) 1995-05-23
KR950000152U (ko) 1995-01-03
SG52357A1 (en) 1998-09-28
CA2126281A1 (en) 1994-12-23

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