CN107106357A - 具有弹性带的吸收制品 - Google Patents
具有弹性带的吸收制品 Download PDFInfo
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Abstract
本发明公开了吸收制品(20),其包括主体(38)和环状弹性带(40),所述环状弹性带包括由内片(94)、外片(92)、和夹在两者间并在横向上延伸的多个弹性体形成的前带(84)和后带(86),其中设置在所述后带(86)上的弹性体包括:在所述后带(86)的整个横向宽度上具有弹性的多个腰部弹性体;在与吸收芯(62)重叠的至少一部分中移除其弹性的多个腹部弹性体;以及设置成与所述吸收芯(62)重叠并邻近所述吸收芯(62)的远侧边缘的芯边缘弹性体,所述芯边缘弹性体在所述后带(86)的整个横向宽度上具有弹性。
Description
技术领域
本发明涉及具有弹性带的吸收制品,所述弹性带具有与吸收芯重叠的弹性体。
背景技术
婴儿和其它失禁患者穿用吸收制品(例如尿布)以接收和容纳尿液和其它身体流出物。套穿型吸收制品或裤型吸收制品为将穿着者的双腿伸入腿部开口中并将制品提拉到围绕穿着者下体的适当位置来穿用的那些。对于用于能够行走并且常常是正在进行入厕训练的儿童,以及对于运动变得更加活跃使得胶粘型吸收制品的施用趋于更加困难的幼儿而言,裤型吸收制品已变得受欢迎。
许多裤型吸收制品使用弹性元件,该弹性元件以可弹性收缩的状态固定在腰部开口和/或腿部开口中。通常,为了确保诸如耐用内衣所具有的围绕腿部和腰部的完全弹性贴合性,腿部开口和腰部开口至少部分地被沿相应开口的周边定位的弹性化元件所环绕。
具有用于覆盖穿着者的裆区的主体以及限定腰部开口和腿部开口的独立弹性带的裤型吸收制品是本领域已知的,诸如描述于PCT公布WO 2006/17718A中。此类裤型吸收制品可被称为带型裤。带型裤是有利的,因为其在弹性带周围具有良好的透气性,并且其可经济地制造。带型裤可在弹性带与吸收芯重叠的位置移除弹性带的弹性,以避免吸收芯的聚集。此类弹性的移除可在与吸收芯重叠和不重叠的区域之间提供间隙。此类间隙可妨碍吸收芯靠近穿着者。另外,因为间隙消除了吸收芯的存在,这可不利地影响服装样外观。
基于前文所述,存在对裤型吸收制品的需要,该裤型吸收制品具有以下平衡的性能,诸如贴合性、穿着期间的舒适度、预防松垂、和预防渗漏,同时还提供服装样外观。还需要以经济的方式提供此类吸收制品。
发明内容
本发明涉及一种在纵向和横向上连续的吸收制品,其包括主体和环状弹性带,所述环状弹性带包括前带和后带,所述前带的中心接合到主体的前腰片,所述后带的中心接合到主体的后腰片,所述前带和后带各自具有其中所述主体不重叠的左侧片和右侧片,并且所述前带和后带的横向边缘通过接缝接合以形成腰部开口和两个腿部开口,
其中所述前带和后带中的每一个由内片、外片和被夹在两者间并在横向上延伸的多个弹性体形成,
其中所述主体包括吸收芯,所述吸收芯与所述前带和所述后带的至少一部分重叠;
其中设置在所述后带上的弹性体包括:
设置在吸收芯的远侧边缘和带的远侧边缘之间的多个腰部弹性体,所述腰部弹性体在所述后带的整个横向宽度上具有弹性;
设置成与吸收芯重叠并在与吸收芯重叠的至少一部分中移除其弹性的多个腹部弹性体,其中所有弹性体而不是与吸收芯重叠的单个芯边缘弹性体在至少一部分中移除其弹性;和
设置成与所述吸收芯重叠并邻近所述吸收芯的远侧边缘的芯边缘弹性体,所述芯边缘弹性体在所述后带的整个横向宽度上具有弹性。
附图说明
虽然本说明书通过特别指出并清楚地要求保护本发明的权利要求作出结论,但据信由下列说明并结合附图可更好地理解本发明,其中类似标号用于指示基本相同的元件,并且其中:
图1为本发明的吸收制品的一个实施方案的透视图。
图2-4为本发明的吸收制品的一个实施方案的示意性平面视图,其处于示出面向衣服的表面的平坦未收缩状态。
图5为根据“全制品力测量”,吊架型样品固定夹具的示例的示意图。
定义
如本文所用,以下术语应具有下文指定的含义:
“吸收制品”是指可以呈裤、胶粘尿布、失禁短内裤、女性卫生内衣等的形式的穿着制品,其被构造成吸收和容纳从身体中排出的各种流出物,诸如尿液、粪便和经液。“吸收制品”可用作适用于与用于提供吸收和容纳功能的单独的一次性吸收插入件接合的外覆盖件,诸如PCT公布WO 2011/087503A中所公开的那些。
“裤”是指具有预成形的腰部开口和腿部开口的一次性吸收制品。可通过将穿着者的双腿伸入腿部开口并将裤提拉到围绕穿着者下体的适当位置来穿用裤。裤通常也称为“闭合尿布”、“预紧固尿布”、“套穿尿布”、“训练裤”、和“尿布裤”。
“纵向”是指从制品的一个腰部边缘向相反的腰部边缘基本垂直延伸并且通常平行于制品的最大线性尺寸的方向。
“横向”是指垂直于纵向的方向。
“面向身体”和“面向衣服”分别指元件的相对位置或元件或一组元件的表面的相对位置。“面向身体”是指在穿着期间元件或表面比某个其它元件或表面更靠近穿着者。“面向衣服”是指在穿着期间元件或表面比某个其它元件或表面更远离穿着者(即,元件或表面靠近穿着者的衣服,该衣服可能穿着在一次性吸收制品上面)。
“设置”是指元件被定位于特定的部位或位置。
“连接”是指这样一些构型:其中通过将一个元件直接连接到另一个元件上而使该元件直接固定到另一个元件上;其也指这样一些构型:其中通过将一个元件连接到中间构件上、继而再将中间构件连接到另一个元件上,而使该元件间接固定到另一个元件上。
“可延伸性”和“可延展的”意指处于松弛状态的组件的宽度或长度可被延伸或增加。
“松紧的”和“弹性化的”是指部件包括由弹性材料制成的至少一部分。
“可伸长材料”、“可延展材料”或“可拉伸材料”互换使用,并且是指如下材料:在施加偏置力时,该材料可拉伸至其松弛初始长度的至少约110%的伸长长度(即可拉伸至超过其初始长度10%),而不破裂或断裂,并且在释放外加力时显示出极小的恢复,即恢复小于其伸长的约20%,而不完全破裂或断裂,该恢复是通过EDANA方法20.2-89测量的。如果这种可伸长材料在释放所施加的力时恢复其伸长的至少40%,则该可伸长材料将被认为是“弹性的”或“弹性体的”。例如,具有100mm的初始长度的弹性材料可至少延伸至150mm,并且在移除该力时其回缩至至少130mm的长度(即,表现出40%的恢复)。如果该材料在释放所施加的力时恢复不到其伸长的40%,则该可伸长材料将被认为是“基本上非弹性的”或“基本上非弹性体的”。例如,具有100mm初始长度的可伸长材料能够至少延伸到150mm,并且在移除所述力时收缩到至少145mm的长度(即,表现出10%的恢复)。
具体实施方式
图1为本发明的吸收制品20的实施方案的透视图,并且图2为相同制品的示意性平面图,该制品具有未接合的接缝并处于平坦未收缩状态,示出面向衣服的表面。吸收制品20具有还用作纵向轴线的纵向中心线L1,以及还用作横向轴线的横向中心线T1。吸收制品20具有面向皮肤的表面、面向衣服的表面、前区26、后区28、裆区30,以及接缝32,该接缝接合前区26和后区28以形成腰部开口和两个腿部开口。吸收制品20包括用以覆盖穿着者的裆区的主体38、前带84和后带86(下文可称为“前和后带”),前带84和后带86形成环状弹性带40(下文可称为“腰带”),该环状弹性带横向延伸从而限定腰部开口。前带84和后带86以及主体38共同限定腿部开口。
主体38可包含设置在主体38上用于吸收和容纳身体流出物的吸收芯62。在图2所示的实施方案中,主体38具有大致矩形的形状、左纵向延伸的侧边缘和右纵向延伸的侧边缘48(下文可称为“侧边缘”)以及前横向延伸的端边和后横向延伸的端边50(下文可称为“端边”)。主体38还具有定位在吸收制品20的前区26中的前腰片52、定位在后区28中的后腰片54、以及裆区30中的位于前腰片52和后腰片54之间的裆片56。前带84的中心接合到主体38的前腰片52,后带86的中心接合到主体38的后腰片54,前带84和后带86各自具有其中主体38不重叠的左侧片和右侧片82。吸收芯62可采用矩形、沙漏形、或I形。吸收芯62可具有缺少吸收材料的区域以在润湿之前或之后适形于穿着者的身体。吸收芯62包括设置在前带51和后带53上的在纵向上基本上线性的远侧边缘。
参见图1和2,由前带84和后带86形成的环状弹性带40用来动态产生贴合力并用来分配在穿着期间所动态生成的力。在本文中,术语“近侧”用于指示“近侧”部分的位置比“远侧”部分的位置更靠近制品的纵向中心,也更靠近主体38的裆片56。因此,近侧边缘90被定位成比远侧边缘88更靠近主体38的裆片56。前带84和后带86可仅在接缝32处的侧边缘89处彼此接合以形成具有腰部开口和两个腿部开口的吸收制品。每个腿部开口可通过来自前带84、后带86以及任何来自主体38的弹性的组合而具有围绕腿部开口的周边的弹性。前腿部开口区120与腿部开口相邻沿前带84的左侧片和右侧片82的近侧边缘90设置。
前带84和后带86在裆区30中彼此不连续。在此类实施方案中,不存在覆盖制品的面向穿着者的表面或面向衣服的表面的全部的材料。前中心片80可与主体38的前腰片52部分地重叠。后中心片80可与主体38的后腰片54部分地重叠。然而,中心片80可不延伸到主体38的裆片56中并且不设置在裆片56中。在图2所示的实施方案中,中心片80分别与前腰片52和后腰片54部分地重叠并接合到前腰片52和后腰片54。
参见图2,前带84和后带86可各自包括内片94、外片92(下文也统称为“带片”)和被夹在两者之间并且彼此大致平行在横向上延伸的多个弹性体,并且根据下文所述的关系,被构造成按每个区域赋予弹性。(内片94未示出。)此类制品可以被经济地制备。
在一个实施方案中,处于未收缩状态的后带86的横向宽度LW可与相同状态的前带84的横向宽度相同。在一个实施方案中,前带84和后带86的近侧边缘90和远侧边缘88中的每一个边缘均可基本上平行,如图2所示。
在一个实施方案中,后带86沿后带86的其整个宽度LW在后远侧边缘88和后近侧边缘90之间的纵向长度LB可以与前带84在前远侧边缘88和前近侧边缘90之间的纵向长度LF约相同。在此类实施方案中,接缝32闭合相同长度的前带84和后带86的侧边缘89,用于形成制品。此类制品可以被经济地制备。
在一个实施方案中,后带86沿后带86的其整个宽度LW在横向上在后远侧边缘88和后近侧边缘90之间可具有的纵向长度LB大于前带84在前远侧边缘88和前近侧边缘90之间的纵向长度LF(图1-3)。在此类实施方案中,当吸收制品被装配以形成腰部开口和腿部开口时,吸收制品20沿横向中心线T1被折叠使得前远侧边缘88与后远侧边缘88对齐。前侧边缘89也与后侧边缘89的一部分对齐。然后前带84和后带86在接缝32处在前侧边缘和后侧边缘89处接合。然而,前近侧边缘和后近侧边缘90可不彼此对齐。后近侧边缘90可被设置成比前近侧边缘90纵向地更靠近横向中心线T1,使得后侧片82的近侧部分朝主体38的裆片56延伸超过前近侧边缘90。后侧片82的近侧部分的侧边缘可不接合到任何部位并且不含附接件。因此,后侧片82的近侧部分提供臀部覆盖件95,如图1所示。
无论后带86的纵向长度LB和前带84的纵向长度LF是否相同,前带84的带侧边缘89的整个纵向长度LF与后带86的带侧边缘89接缝以限定接缝长度LS,如图3所示。当前带84具有基本上彼此平行的直的远侧边缘88和近侧边缘90时,则前带84的纵向长度LF等于接缝长度LS。
在一个实施方案中,朝向远侧边缘88的前带84或后带86的外片92可长于内片94在纵向上的尺寸,并且外片92的端片可在腰部开口处被折叠到内片94的远端上。为了带40的透气性感知和柔软性,前带84和后带86可以具有小于45gsm的基重的非织造材料来提供。
可分别对前弹性带84和后弹性带86的拉伸应力(N/m)进行概要分析以提供本发明的有益效果。腰带40由于在横向上延伸的多个弹性体而表现出弹性,其中附着到内片92和外片94的弹性体对腰带40赋予弹性。腰带40的拉伸应力可通过以下方法中的一个或多个来调节:1)弹性体的伸长率;2)弹性体的密度(dtex);3)多个弹性体的纵向间距;和4)弹性体在横向上的有效弹性长度。所谓的伸长率,“0%伸长率”是指弹性体的初始长度。设置在腰带40上的每个弹性体可设置在整个横向宽度LW上。一些弹性体可移除其对前带84和/或后带86的横向中心中的腰带40的弹性具有贡献的弹性。当弹性体的一部分对腰带40的弹性不具有贡献时,能够对腰带40赋予弹性的完整弹性体的其余部分被定义为“弹性体的有效弹性长度”。未粘附到内片92和外片94的弹性体可保留悬垂,从而仍然表现出弹性体本身的弹性。然而,只要弹性对腰带40的弹性不具有贡献,此类长度或区域在本文中就被描述为“非弹性的”。设置在前带84和/或后带86上的弹性体可被处理成使得与主体38的前腰片52和/或后腰片54重叠的某个区域被去除弹性。在后带中,或者在前带和后带两者中,从与吸收芯62重叠的区域的至少一部分中去除弹性可能是有利的,因为前区和/或后区中的弹性可造成吸收芯62的聚拢并妨碍主体38对穿着者的密切贴合性。
在本发明中,设置在至少后带86、和任选地前带84上的弹性体包括:
设置在吸收芯62的远侧边缘51,53和带的远侧边缘88之间的多个腰部弹性体96,所述腰部弹性体96在后带86和任选地前带84的整个横向宽度LW上具有弹性;
设置成与吸收芯62重叠并在与吸收芯62重叠的至少一部分中移除其弹性的多个腹部弹性体97,其中所有弹性体而不是与吸收芯62重叠的单个芯边缘弹性体98在至少一部分中移除其弹性;和
设置成与所述吸收芯62重叠并邻近所述吸收芯的远侧边缘51,53的芯边缘弹性体98,所述芯边缘弹性体98在所述后带86和任选地前带84的整个横向宽度LW上具有弹性。
本文的腰部弹性体96设置在吸收芯62的远侧边缘51,53和腰带的远侧边缘88之间,所述腰部弹性体96在后带86和任选地前带84的整个横向宽度LW上具有弹性。当腰部弹性体96设置在前带84和后带86两者上时,腰部弹性体96的至少一些可在接缝32处匹配以提供良好的贴合性并防止整个制品松垂,以及提供围绕腰部开口的腰带外观。
本文的腹部弹性体97在纵向上设置成与吸收芯重叠,并且在与吸收芯62重叠的至少一部分中移除其弹性。在某些部分中的此类弹性的移除可以在本文中被称为腹部切割。腹部弹性体97沿纵向轴线在腰带的大致中心处腹部切割,同时保留弹性体的有效弹性长度以形成侧片82。通过腹部切割,使得与吸收芯62重叠的后带86和任选地前带84的至少某些区域是非弹性的。
本文的芯边缘弹性体98可以为单个弹性体,如图2和3所示,或以不超过4mm的间隔在纵向上设置的2个弹性体的阵列,如图4所示。不受理论的约束,通过以不超过4mm的彼此近似性设置弹性体98,该阵列表现出好像其是具有一定宽度的一个弹性体那样的性能,并提供各种有益效果。例如,该阵列或多或少提供阵列中弹性体98的组合张力,使得每个弹性体能够以低得多的张力设置。用于形成芯边缘弹性体98的弹性体可具有470-1100dtex的密度,并且以150%至300%的伸长率设置。
不受理论的约束,芯边缘弹性体98通过在其中设置腰部弹性体96的区域和不表现出弹性的腹部弹性体97的区域之间提供拉伸应力的梯度,预防在与吸收芯重叠和不重叠的区域之间形成间隙。通过仅具有一个芯边缘弹性体98或芯边缘弹性体98的一个阵列,吸收芯62可更靠近穿着者贴合,同时还避免与腰带40重叠的吸收芯62的大部分区域聚集。另外,通过预防形成消除吸收芯62的存在的此类间隙,吸收制品可具有服装样外观。
为有效地预防间隙,芯边缘弹性体98能够以远离吸收芯62的远侧边缘51,53,1mm至30mm、或3mm至20mm的距离设置。可调节芯边缘弹性体98和邻近芯边缘弹性体98设置的腰部弹性体96之间的关系以进一步有效地预防间隙。邻近芯边缘弹性体设置的腰部弹性体能够以吸收芯62的远侧边缘51,53,2mm至20mm、或3mm至20mm的距离设置。邻近所述芯边缘弹性体设置的腰部弹性体可具有470-1100dtex的密度,并且以150-250%的伸长率设置。
在一些实施方案中,主体38可接合到前带84和后带86,使得吸收芯62的横向中心线不匹配制品的横向中心线T1。此类构造可有利于提供与其它区域相比具有更高容纳能力的前区26和后区28。因此,在该实施方案中,当前带包括腰部弹性体96、腹部弹性体97和芯边缘弹性体98时,前带和后带的芯边缘弹性体98以在纵向上距腰带的远侧边缘88的不同距离设置。
参见图2-4,在一个实施方案中,所述腹部弹性体97在邻近左侧横向边缘和右侧横向边缘23与吸收芯重叠的区域中保持有弹性。此类横向重叠区域23还预防在沿吸收芯的横向侧边缘与吸收芯62重叠和不重叠的区域之间形成间隙。另外,此类构造对于形成小尺寸的吸收制品是有利的。即,通过提供横向重叠区域23并且相反减小非弹性区域,腰带可具有在腰带40的宽度范围内的较高收缩水平,从而导致在收缩状态下在横向上的较小腰带。此类小尺寸制品可具有有利的贴合性。另外,因为可在更大程度上控制处于收缩状态的腰带尺寸,所以可制备小尺寸制品,即使在腰带具有在未收缩状态下的相对大横向宽度LW的情况下。这允许在未收缩状态下具有相同横向宽度LW的情况下制备不同尺寸的制品,这可以是显著高性价比的。11。
通过对每个制品的弹性带40使用总共不超过40个、或15至40个弹性体96,97,98,本发明的制品可具有300mm至440mm,或350mm至440mm的尺寸。在图3和4的实施方案中,主体38的纵向末端与前带84和后带86的远侧边缘匹配。
根据下文所述的全制品力测量,本发明的制品可具有不超过10N,或不超过8N的由设置在腰带40上的弹性体96,97,98所提供的腰围力。全制品力测量用于量化在沿腰围拉伸时由制品20提供的力,模拟当使用者将双手伸入制品中并扩展制品时,制品20在横向上的初始拉伸经历。即,或多或少地,测量沿横向设置的弹性体96,97,98所提供的总张力。虽然可具有设置在制品上例如沿主体的纵向侧边缘设置的其它弹性体,但是已知当使用者在横向上拉伸制品时,此类其它弹性体的影响是小的。通过在横向上拉伸或加载该制品直至获得19.6N的力来获得全制品力测量,其中获得在带40制品达到70%的最大拉伸时的点下的力。可控制期望被使用者感知的用于展开制品的力,使得使用者可在不过度用力的情况下体验令人满意的带40的伸展。
所获得的本发明的可穿着制品可提供贴合性、易穿用性、预防渗漏和腿部开口周围的皱起印记。所获得的本发明的可穿着制品可通过经济的方式来制备。
全制品力测量
使用运行TestWorks 4软件(购自MTS SYSTEMS(CHINA)CO.,LTD),具有计算机界面诸如MTS Criterion C42的电子张力检验器或等同仪器,来测量力。选择负荷传感器,使得经测试样品的力结果将介于所用负荷传感器的容量的10%和90%之间。依照生产商的说明校准仪器。所有测试均在保持在23±2℃和50±5%相对湿度下的室中进行。
张力检验器配有吊架式样品固定夹具300,如图5所示。每个夹具包括刚性线性橡胶涂覆的水平杆部分302以防止样品在测试期间滑移。水平杆节段的外杆直径(包括橡胶涂层)为10.0mm。水平杆节段302的中心轴线被构造成在整个测试过程中保持平行且处在相同的竖直面中。标距周长通过以下公式确定:
标距周长=2×(H+D+πD/2)
其中H为水平杆部分302之间的竖直间隙,并且D为杆的外径。
所述仪器设置成经过以下步骤:
夹头速度 | 254.0mm/min |
最终负荷点 | 19.61N |
保持时间 | 0 |
循环数 | 1 |
数据采集速率 | 50Hz |
将样品制品20插到上水平杆部分302上,使得该杆穿过制品的腰部开口和一个腿部开口。使夹头升高直至样本悬挂在下杆上方并且不接触下杆302。配衡负荷传感器并降低夹头以使下杆302插入穿过腰部开口和另一个腿部开口,但不拉伸制品。调节所述制品,使得制品的纵向中心线L1处于上杆和下杆302中间的水平面中。与杆302接触的侧部的中心位于与仪器负荷传感器相同的竖直轴线上。夹头缓慢上升,同时根据需要用手将制品保持在适当位置,直至力介于0.05和0.1N之间,同时小心不增加任何不必要的力。此时的标距周长为初始标距周长。开始测试,并且夹头在254mm/min下向上移动直至获得19.6N的力,然后夹头以相同速度立即恢复至初始标距周长。记录在测试的拉伸段期间在19.6N下的最大周长和在70%拉伸周长下的力。
周长(mm)=2×(H+D+πD/2)
将19.6N下的最大周长定义为全拉伸周长(mm)。将70%拉伸周长定义为全拉伸周长×0.7。将腰围力定义为在测试的负载(拉伸)段期间在70%拉伸周长下的力。
分析五个样品,并且计算并记录它们的平均初始标距周长、平均全拉伸周长和平均腰围力,分别精确到1mm、1mm和0.01N。
实施例
实施例1和2
本发明的吸收制品具有根据图2、图3和下表1的弹性分布,其具有355mm的带宽LW和85mm的前带长度LF,和111mm的后带长度LB。
本文所公开的量纲和值不应理解为严格限于所引用的精确数值。相反,除非另外指明,否则每个这样的量纲旨在表示所述值以及围绕该值功能上等同的范围。例如,公开为“40mm”的量纲旨在表示“约40mm”。
除非明确排除或有所限制,否则将本文引用的每篇文献,包括任何交叉引用或相关专利或申请,全文均以引用方式并入本文。任何文献的引用不是对其相对于任何本发明所公开的或本文受权利要求书保护的现有技术的认可,或不是对其单独地或以与任何其它参考文献或多个参考文献的组合提出、建议或公开了任何此类发明的认可。此外,如果此文献中术语的任何含义或定义与以引用方式并入本文的文献中相同术语的任何含义或定义相冲突,将以此文献中赋予该术语的含义或定义为准。
虽然已经举例说明和描述了本发明的具体实施方式,但是对于本领域技术人员而言显而易见的是,在不脱离本发明的实质和范围的情况下可作出多个其它改变和修改。因此,本文旨在于所附权利要求中涵盖属于本发明范围内的所有这些改变和变型。
Claims (12)
1.一种在纵向和横向上连续的吸收制品,其包括主体和环状弹性带,所述环状弹性带包括前带和后带,所述前带的中心接合到所述主体的前腰片,所述后带的中心接合到所述主体的后腰片,所述前带和后带各自具有其中所述主体不重叠的左侧片和右侧片,并且所述前带和所述后带的横向边缘通过接缝接合以形成腰部开口和两个腿部开口,
其中所述前带和后带中的每一个由内片、外片和被夹在两者间并在横向上延伸的多个弹性体形成,
其中所述主体包括吸收芯,所述吸收芯与所述前带和所述后带的至少一部分重叠;
其中设置在所述后带上的弹性体包括:
设置在所述吸收芯的远侧边缘和所述带的远侧边缘之间的多个腰部弹性体,所述腰部弹性体在所述后带的整个横向宽度上具有弹性;
设置成与所述吸收芯重叠并在与所述吸收芯重叠的至少一部分中移除其弹性的多个腹部弹性体,其中所有弹性体而不是与吸收芯重叠的单个芯边缘弹性体在至少一部分中移除其弹性;和
设置成与所述吸收芯重叠并邻近所述吸收芯的远侧边缘的所述芯边缘弹性体,所述芯边缘弹性体在所述后带的整个横向宽度上具有弹性。
2.根据权利要求1所述的制品,其中所述芯边缘弹性体为单个弹性体或以不超过4mm的间隔在纵向上设置的2个弹性体的阵列,其中用于形成所述芯边缘弹性体的所述弹性体具有540-1100dtex的密度,并且以150%至300%的伸长率设置。
3.根据权利要求2所述的制品,其中所述芯边缘弹性体以远离所述吸收芯的远侧边缘1mm至30mm的距离设置。
4.根据前述权利要求中任一项所述的制品,其中邻近所述芯边缘弹性体设置的所述腰部弹性体以所述吸收主体的远侧边缘2mm至20mm的距离设置。
5.根据权利要求4所述的制品,其中邻近所述芯边缘弹性体设置的所述腰部弹性体具有470-1100dtex的密度,并且以150%至250%的伸长率设置。
6.根据前述权利要求中任一项所述的制品,其中所述前带还包括所述腰部弹性体、所述腹部弹性体、和所述芯边缘弹性体。
7.根据权利要求6所述的制品,其中所述前带的芯边缘弹性体和所述后带的芯边缘弹性体以在纵向上距所述腰带的远侧边缘的不同距离设置。
8.根据前述权利要求中任一项所述的制品,其中所述腹部弹性体在邻近左侧横向边缘和右侧横向边缘与所述吸收芯重叠的区域中保持有弹性。
9.根据前述权利要求中任一项所述的制品,其中在所述吸收芯的纵向外侧的弹性体中的至少一些移除至少特定横向长度的其弹性。
10.根据前述权利要求中任一项所述的制品,其中根据本文的全制品力测量,腰围力不超过10N。
11.根据前述权利要求中任一项所述的制品,其中沿纵向轴线的所述制品的长度不小于350mm。
12.根据前述权利要求中任一项所述的制品,其中所述前带和所述后带的近侧边缘和远侧边缘中的每一者为基本上平行的,所述后带的纵向长度长于所述前带的纵向长度,其中所述前带的远侧边缘与所述后带的远侧边缘对齐,并且所述前带的近侧边缘不与所述后带的近侧边缘对齐。
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PCT/CN2014/094895 WO2016101198A1 (en) | 2014-12-25 | 2014-12-25 | Absorbent article having elastic belt |
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EP (1) | EP3236906B1 (zh) |
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JP2017538536A (ja) | 2017-12-28 |
US10398607B2 (en) | 2019-09-03 |
WO2016101198A1 (en) | 2016-06-30 |
EP3236906B1 (en) | 2020-01-22 |
US20160184145A1 (en) | 2016-06-30 |
US20190240081A1 (en) | 2019-08-08 |
EP3236906A1 (en) | 2017-11-01 |
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