CN111991605A - 一种冰凉型卫生巾的生产工艺 - Google Patents

一种冰凉型卫生巾的生产工艺 Download PDF

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CN111991605A
CN111991605A CN202011059925.5A CN202011059925A CN111991605A CN 111991605 A CN111991605 A CN 111991605A CN 202011059925 A CN202011059925 A CN 202011059925A CN 111991605 A CN111991605 A CN 111991605A
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CN111991605B (zh
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尤华山
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Quanzhou Jiabaili Sanitary Material Co ltd
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Abstract

本发明涉及卫生用品生产工艺技术领域,具体涉及一种冰凉型卫生巾的生产工艺,制备吸收芯体包括以下步骤:a、在下包覆层上表面施胶,并铺设一层吸液材料,形成芯体材料层;b、取两蓬松无纺布,在两蓬松无纺布上设置粘合剂,再在蓬松无纺布上设置清凉微胶囊颗粒颗粒;c、将两蓬松无纺布分别铺设在芯体材料层的横向两侧;d、在所述下包覆层上覆盖一层上包覆层,并将两者沿其横向两端固接;e、分切后制得单个吸收芯体。本发明应用于提供一种具备长效冰凉感觉的、较强舒适性的卫生巾产品及其生产工艺。

Description

一种冰凉型卫生巾的生产工艺
技术领域
本发明涉及卫生用品生产工艺技术领域,具体涉及一种冰凉型卫生巾的生产工艺。
背景技术
从使用舒适度的角度出发,长期佩戴棉质卫生巾,会出现闷热的感觉,使使用者的心情产生烦躁感。现有技术中,具有清凉功效的卫生巾产品多采用在卫生巾表面直接在线喷洒清凉剂溶液的工艺,该工艺喷洒损失大、溶剂消耗大、功效原料挥发和下渗情况均很严重、影响车间工人健康;并且,大多数清凉剂溶液具有高度的挥发性,使得在吸收制品中此类材料在运输和贮藏时难于保持稳定,尤其是当在运输和贮藏期间暴露于高温时。
现有技术中,如BN 202821848 U所示一种传递暖感的卫生巾,包括主体和护翼,其中主体自上而下包括透液性顶层、吸收芯和不透液性底层,透液性顶层与吸收芯之间有暖感递送芯片;所述的暖感递送芯片,包括上隔离层、下隔离层、均匀撒布在上下隔离层间的热感递送层。其中,该技术方案将温热剂微胶囊化后,通过芯片设置在透液性表层与吸收芯间,达到其使用目的。
但如其所述,暖感递送芯片直接覆盖在吸收芯上方,这种结构在与体液接触后,可能会出现由于体液、温热剂混杂后产生的异味,无法满足卫生巾对于舒适性的要求。
发明内容
因此,本发明提供一种冰凉型卫生巾的生产工艺,解决了冰凉型卫生巾使用舒适性较差的问题。
为达到上述目的,本发明是通过以下技术方案实现的:
一种冰凉型卫生巾的生产工艺,包括以下步骤:
一、制备透液性表层;
二、制备吸收芯体;
三、制备不透液性底层;
四、将步骤一、二、三的制品层叠设置固接在一起;
五、将步骤四的制品进行弧形切边处理;
六、将步骤五的制品分切成单个制品制得成品,所述步骤二包括以下步骤:
a、在下包覆层上表面施胶,并铺设一层吸液材料,形成芯体材料层;
b、取两蓬松无纺布,在两蓬松无纺布上设置粘合剂,在两蓬松无纺布上喷洒清凉微胶囊颗粒;
b、将两蓬松无纺布分别铺设在芯体材料层的横向两侧;
d、在所述下包覆层上覆盖一层上包覆层,并将两者沿其横向两端固接;
e、分切后制得单个吸收芯体;
上述步骤b中所述的清凉微胶囊颗粒由以下步骤制得:
b1、取等质量比明胶及***胶,加入两倍胶量的蒸馏水混合并进行40℃水浴,使两种胶体充分溶解;
b2、取与明胶及***胶等质量比的清凉剂加入,经高速分散机分散乳化,形成乳状液;
b3、将上述b2中制得的乳状液加水稀释,并加入醋酸溶液调节pH值至4-6,,使明胶与***胶产生凝聚;
b4、将步骤b3中的制品降温至15℃以下,加入氢氧化钠溶液调节pH值至7-10,并加入固化剂进行搅拌,得到微胶囊分散液;
b5、将上述微胶囊分散液进行静置使其分层,移去上清液后进行喷雾干燥制得粉末状微胶囊。
优选的,所述清凉剂选用薄荷酯、薄荷醇、N,2,3-三甲基-2-异丙基丁基酰胺、N-乙基-对薄荷基-3-甲酰胺中的一种或几种与适量乙醇混合制得。
优选的,还包括步骤七,所述步骤七设于步骤三与步骤四之间,所述步骤七包括:取一热封无纺布,在其中心处辊压出多道热压痕,并沿所述热压痕外圈辊切呈多个哑铃型导流层,而后将单个哑铃型导流层吸附转移至所述吸收芯体上表面。
优选的,所述热压痕呈放射状分布。
优选的,所述固化剂选自单宁酸或戊二醛的其中一种。
通过采用前述技术方案,本发明的有益效果是:
本发明采用特制的清凉微胶囊颗粒,其能够依附填充在蓬松无纺布中,利用微胶囊具有的特殊作用,有清凉功能的原料制成微胶囊后,挥发损失小,在卫生巾和人体接触时由于温度升高,清凉功能的原料从微胶囊内缓慢释放,使其在穿戴时具有冰凉感,提升舒适性,减少不适感,同时凉感持久,且与直接喷涂清凉剂溶液相比,其对使用者更为温和,不易产生刺激效果;将清凉微胶囊设置在吸收芯体内,增加了包覆效果,进一步减少了挥发;将清凉微胶囊设于芯体材料层的横向两端,从结构上减少了清凉微胶囊直接与体液的大量接触,进而一定程度上避免了清凉功能的原料与体液混杂后产生异味的可能性,也使得卫生巾的冰凉感能够更为持久、有效。
附图说明
图1为本发明实施例卫生巾产品的分解结构示意图;
图2本发明实施例的剖视结构示意图;
图3本发明实施例清凉微胶囊颗粒的分布结构示意图;
图4为本发明实施例清凉微胶囊颗粒的工艺流程示意图。
具体实施方式
以下将结合具体实施例来详细说明本发明的实施方式,借此对本发明如何应用技术手段来解决技术问题,并达成技术效果的实现过程能充分理解并据以实施。
实施例一
参考图1、图2、图3,一种冰凉型卫生巾的生产工艺,包括以下步骤:
一、制备透液性表层;
二、制备吸收芯体;
三、制备不透液性底层;
四、将步骤一、二、三的制品层叠设置固接在一起;
五、将步骤四的制品进行弧形切边处理;
六、将步骤五的制品分切成单个制品制得成品,所述步骤二包括以下步骤:
a、在下包覆层上表面施胶,并铺设一层吸液材料,形成芯体材料层;
b、取两蓬松无纺布,在两蓬松无纺布上设置粘合剂,再在蓬松无纺布上设置清凉微胶囊颗粒颗粒;
c、将两蓬松无纺布分别铺设在芯体材料层的横向两侧;
d、在所述下包覆层上覆盖一层上包覆层,并将两者沿其横向两端固接;
e、分切后制得单个吸收芯体;
其中,所得制品如图1、图2所示,一种冰凉型卫生巾,包括本体100以及设于本体100两侧端的护翼200,所述本体包括由上至下依次层叠的透液性表层1、吸收芯体2以及不透液性底层3,所述吸收芯体包括上包覆层21、下包覆层22以及夹设在两者之间的芯体材料层23,位于所述芯体材料层23横向两端设置有承载基布24,各所述承载基布位于所述芯体材料层23与上包覆层21之间且嵌设在所述芯体材料层23上表面,所述承载基布24上设置清凉微胶囊颗粒颗粒25;如图1所示,所述清凉微胶囊颗粒25在喷洒时呈波浪形分布;本实施例中,所述透液性表层1与吸收芯体2之间设置有导流层4,所述导流层4位于两承载基布24之间。设置这种结构的导流层,能够在第一时间将体液顺利的引导,减少体液与承载基布24的接触,进一步避免两者混杂产生异味的情况发生;
本实施例中,所述导流层4为纵向中部宽度小于纵向前后两端宽度的哑铃型结构(如图1所示),所述导流层4上辊压有由其中部向纵向前后两端呈放射状分布的导流压槽41。设置导流压槽41以保证导流效果,同时配合哑铃型结构的导流层4,减少了导流层4的面积,使得微胶囊与使用者之间减少了一层隔层,能够使微胶囊更快地接受人体的温度进而产生相应的作用;
又如图3所示,上述步骤b中所述的清凉微胶囊颗粒由以下步骤制得:
b1、取等质量比明胶及***胶,加入两倍胶量的蒸馏水混合并进行40℃水浴,使两种胶体充分溶解;
b2、取与明胶及***胶等质量比的清凉剂加入,经高速分散机分散乳化,形成乳状液;
b3、将上述b2中制得的乳状液加水稀释,并加入醋酸溶液调节pH值至4-6,,使明胶与***胶产生凝聚;
b4、将步骤b3中的制品降温至15℃以下,加入氢氧化钠溶液调节pH值至7-10,并加入固化剂进行搅拌,得到微胶囊分散液,所述固化剂选自单宁酸;
b5、将上述微胶囊分散液进行静置使其分层,移去上清液后进行喷雾干燥制得粉末状微胶囊颗粒;
颗粒具体的,所述清凉剂选用薄荷酯、薄荷醇与适量乙醇混合制得,同时,也可以选用N,2,3-三甲基-2-异丙基丁基酰胺、N-乙基-对薄荷基-3-甲酰胺中的一种或几种与适量乙醇混合制得均可。
本实施例中,上述导流层4制作包括步骤七,所述步骤七设于步骤三与步骤四之间,所述步骤七包括:取一热封无纺布,在其中心处辊压出多道热压痕,并沿所述热压痕外圈辊切呈多个哑铃型导流层,而后将单个哑铃型导流层吸附转移至所述吸收芯体上表面;具体的,所述热压痕呈放射状分布。
实施例二
与实施例一相比,在生产中为了减少喷洒方式带来的材料损耗,这里在所述清凉微胶囊的设置方式上,还包括了步骤b6:将上述b5所得的清凉微胶囊颗粒与等质量比粘合剂、分散剂混合制得所述清凉微胶囊整理液;
而后将其涂布在所述蓬松无纺布上。
本发明采用特制的清凉微胶囊颗粒,其能够依附填充在蓬松无纺布中,利用微胶囊具有的特殊作用,有清凉功能的原料制成微胶囊后,挥发损失小,在卫生巾和人体接触时由于温度升高,清凉功能的原料从微胶囊内缓慢释放,使其在穿戴时具有冰凉感,提升舒适性,减少不适感,同时凉感持久,且与直接喷涂清凉剂溶液相比,其对使用者更为温和,不易产生刺激效果;将清凉微胶囊设置在吸收芯体内,增加了包覆效果,进一步减少了挥发;将清凉微胶囊设于芯体材料层的横向两端,从结构上减少了清凉微胶囊直接与体液的大量接触,进而一定程度上避免了清凉功能的原料与体液混杂后产生异味的可能性,也使得卫生巾的冰凉感能够更为持久、有效。
尽管结合优选实施方案具体展示和介绍了本发明,但所属领域的技术人员应该明白,在不脱离所附权利要求书所限定的本发明的精神和范围内,在形式上和细节上可以对本发明做出各种变化,均为本发明的保护范围。

Claims (5)

1.一种冰凉型卫生巾的生产工艺,包括以下步骤:
一、制备透液性表层;
二、制备吸收芯体;
三、制备不透液性底层;
四、将步骤一、二、三的制品层叠设置固接在一起;
五、将步骤四的制品进行弧形切边处理;
六、将步骤五的制品分切成单个制品制得成品,其特征在于,所述步骤二包括以下步骤:
a、在下包覆层上表面施胶,并铺设一层吸液材料,形成芯体材料层;
b、取两蓬松无纺布,在两蓬松无纺布上设置粘合剂,再在蓬松无纺布上设置清凉微胶囊颗粒颗粒;
c、将两蓬松无纺布分别铺设在芯体材料层的横向两侧;
d、在所述下包覆层上覆盖一层上包覆层,并将两者沿其横向两端固接;
e、分切后制得单个吸收芯体;
上述步骤b中所述的清凉微胶囊颗粒由以下步骤制得:
b1、取等质量比明胶及***胶,加入两倍胶量的蒸馏水混合并进行40℃水浴,使两种胶体充分溶解;
b2、取与明胶及***胶等质量比的清凉剂加入,经高速分散机分散乳化,形成乳状液;
b3、将上述b2中制得的乳状液加水稀释,并加入醋酸溶液调节pH值至4-6,,使明胶与***胶产生凝聚;
b4、将步骤b3中的制品降温至15℃以下,加入氢氧化钠溶液调节pH值至7-10,并加入固化剂进行搅拌,得到微胶囊分散液;
b5、将上述微胶囊分散液进行静置使其分层,移去上清液后进行喷雾干燥制得清凉微胶囊颗粒。
2.根据权利要求1所述的冰凉型卫生巾的生产工艺,其特征在于:所述清凉剂选用薄荷酯、薄荷醇、N,2,3-三甲基-2-异丙基丁基酰胺、N-乙基-对薄荷基-3-甲酰胺中的一种或几种与适量乙醇混合制得。
3.根据权利要求2所述的冰凉型卫生巾的生产工艺,其特征在于,还包括步骤七,所述步骤七设于步骤三与步骤四之间,所述步骤七包括:取一热封无纺布,在其中心处辊压出多道热压痕,并沿所述热压痕外圈辊切呈多个哑铃型导流层,而后将单个哑铃型导流层吸附转移至所述吸收芯体上表面。
4.根据权利要求3所述的冰凉型卫生巾的生产工艺,其特征在于:所述热压痕呈放射状分布。
5.根据权利要求1-4中任一项权利要求所述的冰凉型卫生巾,其特征在于:所述固化剂选自单宁酸或戊二醛的其中一种。
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