CN111134963B - 一种用于预防褥疮的卫生护理用品及其制备方法 - Google Patents
一种用于预防褥疮的卫生护理用品及其制备方法 Download PDFInfo
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Abstract
本发明是关于一种用于预防褥疮的卫生护理用品,包括芯体层,所述芯体层的上面设置有一层面层,所述芯体层的下方设置有一层底层;所述芯体层、面层及底层之间通过粘合成为一体;所述芯体层包含包覆层,所述包覆层包裹有绒毛浆、高吸收性树脂及凹凸棒粘土粉。本发明应用于预防褥疮的卫生护理用品,其通过将高吸收性树脂的超强吸水、锁水功能及凹凸棒粘土粉吸湿、除臭、消炎、抑菌,愈合创面等功能与特殊结构的卫生护理用品有效结合,以使得该卫生护理用品具有更优异的干爽性、吸收性和气体交换功能,从而能够有效预防褥疮或防治轻度褥疮,给用者带来更安心的体验。
Description
技术领域
本发明涉及卫生用品技术领域,尤其涉及一种用于预防褥疮的卫生护理用品及其制备方法。
背景技术
褥疮,又名压疮,是身体局部持续受到压力,受压部位的血液流动不畅而导致的压力性溃疡。多发于瘫痪、昏迷、年老体弱者等长期卧床或坐轮椅的患者,褥疮最易发生在身体的受压、缺乏脂肪组织保护、无肌肉组织包裹或肌肉较薄的骨骼隆起部位。
褥疮对于长期卧床的患者来说是一种的威胁,严重时会危及生命。有资料表明,长期卧床者中身故的人,50%以上是死于褥疮导致的严重感染,而不是其原发病。医疗专家提示:在护理需要长期卧床的患者时,要注意保证其床铺的平整、干燥;定时变换患者卧姿,按摩身体凸起受压部位,避免局部组织持续受压;保持皮肤清洁、避免抓挠皮肤等;同时要注意及时清理大小便,避免排泄物刺激。
凹凸棒粘土粉是一种天然的含水镁铝硅酸盐,具有独特的三维空间链式结构及特殊的针、棒状晶体结构,具有不同寻常的胶体和吸附性能,吸湿、除臭,粘结力强,比重轻,微量元素齐全,可吸附有害病菌,减少发病率。凹凸棒粘土粉可以用于制备治疗过敏性皮炎的外用擦剂、洗剂,治疗烫伤用的软膏剂及治疗痤疮等。国内已成功开发一类新药肤疡散(主要成分为凹凸棒粘土粉),经家兔创面愈合试验显示其具有明显的消炎作用,几乎不被吸收。
发明内容
有鉴于此,本发明的主要目的在于,提供一种用于预防褥疮的卫生护理用品及其制备方法。
为了达成上述的目的,本发明采用了如下技术方案:
一种用于预防褥疮的卫生护理用品,包括芯体层,所述芯体层的上面设置有一层面层,所述芯体层的下方设置有一层底层;所述芯体层、面层及底层之间通过粘合成为一体;所述芯体层包含包覆层,所述包覆层包裹有绒毛浆、高吸收性树脂(SAP)及凹凸棒粘土粉。
进一步地,其中所述芯体层包含包覆层,所述包覆层包裹有至少一层绒毛浆纤维层,一层高吸收性树脂和凹凸棒粘土粉的混合粉粒。
进一步地,其中所述高吸收性树脂和凹凸棒粘土粉在所述绒毛浆纤维层上呈网格状分布。
进一步地,其中网格状分布的所述高吸收性树脂和凹凸棒粘土粉在纵向上为间断分布,在横向上形成横向通道。
进一步地,其中所述网格的边线长度为1cm~10cm,所述网格的边线宽度为2~10mm,所述网格的边线高度为1~6mm;所述网格的边形成的锐角为15~90度;所述横向通道的宽度为1cm~10cm。
进一步地,其中所述绒毛浆纤维层的密度范围为0.05g/cm3~0.45g/cm3。
进一步地,其中所述高吸收性树脂与凹凸棒粘土粉的重量比值范围为0.2~5.0。
进一步地,其中所述包覆层为无纺布或卫生纸,其质量为10~24克每平方米。
进一步地,其中所述面层为纺粘无纺布,所述纺粘无纺布含有0~35wt%的凹凸棒粘土粉,所述纺粘无纺布的质量为10~30克每平方米。
进一步地,其中所述底层为聚乙烯膜,所述聚乙烯膜的质量为12~35克每平方米。
进一步地,其中所述凹凸棒粘土粉的粒径为45μm~600μm。
进一步地,其中所述凹凸棒粘土粉的pH为4.5~8.0。
进一步地,其中所述粘合包括胶粘合、热粘合或超声波粘合中的一种。
进一步地,其中所述预防褥疮的卫生护理用品包括纸尿裤、纸尿片和护理垫中的至少一种。
一种上述的用于预防褥疮的卫生护理用品的制备方法,包括以下步骤:
1)网状SAP和凹凸棒粘土粉的施加:将高吸收性树脂与凹凸棒粘土粉按照0.2~5.0的重量比均匀地混合成混合粉粒,然后将该混合粉粒放置于料斗中,混合粉粒在重力作用下落在施加辊外表面的网格槽内,传送带机构带动绒毛浆纤维以0~400m/min的速度向前运动,同时施加辊以0~400m/min的表面线速度转动,这样施加辊将混合粉粒施加在绒毛浆纤维上,并形成纵向间断的网格状分布,其中所述施加辊的直径为5cm~50cm;
2)形成芯体层:在包覆层上施加0.1~8g/㎡的热熔胶,然后将步骤1)得到的绒毛浆纤维层及网格状分布的SAP和凹凸棒混合粉粒用包覆层包裹,以形成芯体层;
3)得到成品:将步骤2)得到的芯体层放置于面层和底层之间,然后通过粘合成为一体,形成所述卫生护理用品。
进一步地,其中所述施加辊是由不锈钢或合金制作的圆柱体,其外表面开设有多个网格凹槽,所述网格凹槽的边线长度为1cm~10cm,网格凹槽的边线宽度为2~10mm,网格凹槽的边线高度为1~6mm;所述网格凹槽的锐角为15~90度;横向通道的宽度为1cm~10cm;所述网格凹槽用于SAP和凹凸棒混合粉粒的临时存储和分配。
借由上述技术方案,本发明至少具有下列优点:
本发明的用于预防褥疮的卫生护理用品,其间断分布的网格状SAP和凹凸棒粘土粉在横向上形成横向通道,既可以阻止液体横向扩散造成侧漏,又可以使湿气沿着横向通道排出,即便SAP吸水膨胀形成胶凝状,亦不会影响气体沿通道排出;
本发明的用于预防褥疮的卫生护理用品,其网格状分布的SAP和凹凸棒粘土粉可以支撑人体的压力,使得无SAP和凹凸棒粉的区域始终拥有空隙便于湿气流动、交换、排出;
本发明的用于预防褥疮的卫生护理用品,其SAP吸水后体积膨胀数十倍,网格分布的SAP会将人体向上托起,使得人体与液体分离,液体在绒毛浆导流作用下,四面扩散最终被高分子完全吸收;
本发明的用于预防褥疮的卫生护理用品,其高吸收性树脂具有高吸水量,强锁水性,吸水后体感也很干爽,凹凸棒粉具有吸湿、除臭、消炎、抑菌,愈合创面等功能,绒毛浆具有导流扩散液体的功能;
本发明的用于预防褥疮的卫生护理用品,其通过将高吸收性树脂的超强吸水、锁水功能及凹凸棒粘土粉吸湿、除臭、消炎、抑菌,愈合创面等功能与特殊结构的卫生护理用品有效结合,以使得该卫生护理用品具有更优异的干爽性、吸收性和气体交换功能,从而能够有效预防褥疮或防治轻度褥疮,给用者带来更安心的体验。
附图说明
图1为本发明卫生护理用品中SAP和凹凸棒混合粉粒的施加示意图;其中,A-料斗;B-施加辊;C-输送帘传动系统;D-绒毛浆纤维层;E-网格凹槽;F-网格状分布的SAP和凹凸棒混合粉粒。
图2为本发明卫生护理用品的具体实施方案一示意图;其中,1-芯体层;2-面层;3-底层;4-液体;5-水蒸气。
图3为本发明卫生护理用品的具体实施方案二示意图;其中,1-芯体层;2-面层;3-底层;4-液体;5-水蒸气。
图4为本发明卫生护理用品的具体实施方案三示意图;其中,1-芯体层;2-面层;3-底层;4-液体;5-水蒸气;6-左右贴;7-前腰贴。
图5为网格状分布的SAP和凹凸棒粘土粉的结构示意图;其中,a-网格边的长度;b-网格边的宽度;h-网格边的高度;y-网格边形成的锐角;
图6为间断分布的网格状SAP和凹凸棒粘土粉形成的横向通道结构示意图;其中,T-横向通道;w-横向通道的宽度。
具体实施方式
为更进一步阐述本发明为达成预定发明目的所采取的技术手段及功效,以下结合附图及较佳实施例进行说明。
以下各种材料或试剂,若非特别说明,均为市售。
如图2-图4所示,本发明所述的预防褥疮的卫生护理用品,包括芯体层1,面层2,底层3;所述芯体层1,面层2,底层3是通过热粘合、胶粘合或超声波粘合成为一体。
所述芯体层1包含包覆层,所述包覆层包裹有绒毛浆纤维层、高吸收性树脂(SAP)及凹凸棒粘土粉;
所述绒毛浆纤维层上分布有网格状的高吸收性树脂(SAP)和凹凸棒粘土粉,网格状的所述SAP和凹凸棒粘土粉在纵向上是间断分布的;这种结构具有以下优势:1、间断分布的网格状SAP和凹凸棒粘土粉在横向上形成横向通道,且横向通道是曲折的,如图6所示,这既可以阻止液体4进入产品内但还未被SAP完全吸收时横向扩散造成侧漏,又可以使湿气或水蒸气5沿着横向通道排出,即便SAP吸水膨胀形成胶凝状,亦不会影响湿气或水蒸气5沿通道排出;2、网格状分布的SAP和凹凸棒粘土粉可以支撑人体的压力,使得无SAP和凹凸棒粉的区域始终拥有空隙便于湿气流动、交换、排出;3、SAP吸水后体积膨胀数十倍,网格分布的SAP会将人体向上托起,使得人体与液体分离,液体在绒毛浆导流作用下,四面扩散最终被SAP高分子完全吸收;4、SAP高分子具有高吸水量,强锁水性,吸水后体感也很干爽,凹凸棒粉具有吸湿、除臭、消炎、抑菌,愈合创面等功能,绒毛浆具有导流扩散液体的功能;以上四点使得本发明的卫生护理用品具有干爽、透气、吸收快和预防褥疮的功能;为了具有以上功能,要求图5中所述网格的边线长度a为1cm~10cm,网格的边线宽度b为2~10mm,网格的边线高度h为1~6mm;网格边所形成的锐角y为15~90度;图6中横向通道的宽度w为1cm~10cm。所述绒毛浆纤维层的密度范围为0.05g/cm3~0.45g/cm3,所述高吸收性树脂与凹凸棒粘土粉的重量比值范围为0.2~5.0。具体实现方式可参照图1,将SAP与凹凸棒粘土粉按照一定比例(重量比范围为0.2~5.0)均匀地混合成混合粉粒,然后将混合粉粒放置在料斗A中,混合粉粒在重力作用下落在施加辊外表面的网格槽E内,输送帘传动系统C的传送带机构带动绒毛浆纤维层以0~400m/min的速度向前运动,同时施加辊B(直径为5cm~50cm)以0~400m/min(优选为30~200m/min)的表面线速度转动,这样施加辊将混合粉粒施加在绒毛浆纤维上,并形成纵向间断的网格状分布。然后,在包覆层上施加0.1~8g/㎡的热熔胶,将得到的绒毛浆纤维层D及网格状分布的SAP和凹凸棒混合粉粒F用包覆层包裹,以形成芯体层1。
所述面层为纺粘无纺布,所述纺粘无纺布含有1wt%~35wt%的凹凸棒粉,这样可以使得凹凸棒粉直接接触皮肤,发挥凹凸棒粉的功能,所述纺粘无纺布的质量为10~30克每平方米。
所述底层为聚乙烯膜,所述聚乙烯膜的质量为12~35克每平方米。
实施例1:
如图2所示,本实施例提供了一种预防褥疮的卫生护理垫,包括芯体层1、面层2及底层3;所述芯体层1、面层2及底层3是通过热粘合、胶粘合或超声波粘合成为一体。
所述芯体层1包含包覆层,所述包覆层包裹有绒毛浆纤维层、高吸收性树脂(SAP)及凹凸棒粘土粉;
所述绒毛浆纤维层上分布有网格状的高吸收性树脂(SAP)和凹凸棒粘土粉;
所述网格状的SAP和凹凸棒粘土粉在纵向上是间断分布的,在横向上形成横向通道T;网格的边线长度a为1.5~2cm,网格的边线宽度b为2~3mm,网格的边线高度h为1~2mm;所述网格边形成的锐角y为45度;横向通道的宽度w为1.5~2cm(见图5,图6);所述通道T为弯折的,既可以阻止液体4进入产品内但还未被SAP完全吸收时横向扩散造成侧漏,又可以使湿气或水蒸气5沿着横向通道排出,即便SAP吸水膨胀形成胶凝状,亦不会影响湿气或水蒸气5沿通道排出;
所述绒毛浆纤维层的密度范围为0.25g/cm3~0.45g/cm3,所述高吸收性树脂与凹凸棒粘土粉的重量比值范围为0.4~0.8,所述包覆层为卫生纸,其质量为14~16克每平方米。
所述芯体层包含一层绒毛浆纤维层,一层SAP和凹凸棒粘土粉的混合粉粒(二者的重量比范围为0.4~0.8);
所述面层为纺粘无纺布,所述纺粘无纺布含有5wt%~15wt%的凹凸棒粘土粉,所述纺粘无纺布的质量为14~16克每平方米。纺粘无纺布的生产工艺已是成熟工艺,此处不再赘述。
所述底层为聚乙烯膜,所述聚乙烯膜的质量为18~25克每平方米。
所述凹凸棒粘土粉的粒径为45μm~200μm。
所述凹凸棒粘土粉的pH为4.5~8.0。
实施例2:
如图3所示,本实施例提供了一种预防褥疮的成人纸尿片,包括芯体层1、面层2及底层3;所述芯体层1、面层2及底层3是通过热粘合、胶粘合或超声波粘合成为一体。
所述芯体层1包含包覆层,所述包覆层包裹有绒毛浆纤维层、高吸收性树脂(SAP)及凹凸棒粘土粉;
所述绒毛浆纤维层上分布有网格状的高吸收性树脂(SAP)和凹凸棒粘土粉;
所述网格状的SAP和凹凸棒粘土粉在纵向上是间断分布的,在横向上形成横向通道T;网格的边线长度a为1.5~2cm,网格的边线宽度b为2~3mm,网格的边线高度h为1~2mm;所述网格边形成的锐角y为45度;所述横向通道的宽度w为1.5~2cm(见图5,图6);所述通道T为弯折的,既可以阻止液体4进入产品内但还未被SAP完全吸收时横向扩散造成侧漏,又可以使湿气或水蒸气5沿着横向通道排出,即便SAP吸水膨胀形成胶凝状,亦不会影响湿气或水蒸气5沿通道排出;
所述绒毛浆纤维层的密度范围为0.05g/cm3~0.3g/cm3,所述高吸收性树脂与凹凸棒粘土粉的重量比值范围为1.0~1.5,所述包覆层为卫生纸,其质量为14~16克每平方米。
所述芯体层包含两层绒毛浆纤维层,一层SAP和凹凸棒粘土粉的混合粉粒(二者的重量比范围为1.0~1.5);
所述面层为纺粘无纺布,所述纺粘无纺布含有5wt%~15wt%的凹凸棒粘土粉,所述纺粘无纺布的质量为14~16克每平方米。纺粘无纺布的生产工艺已是成熟工艺,此处不再赘述。
所述底层为聚乙烯膜,所述聚乙烯膜的质量为20~35克每平方米。
所述凹凸棒粘土粉的粒径为45μm~200μm。
所述凹凸棒粘土粉的pH为4.5~8.0。
实施例3:
如图4所示,本实施例提供了一种预防褥疮的成人纸尿裤,包括芯体层1、面层2及底层3,左右贴6,前腰贴7;所述芯体层1、面层2、底层3、左右贴6及前腰贴7是通过热粘合、胶粘合或超声波粘合成为一体。
所述芯体层1包含包覆层,所述包覆层包裹有绒毛浆纤维层、高吸收性树脂(SAP)及凹凸棒粘土粉;
所述绒毛浆纤维层上分布有网格状的高吸收性树脂(SAP)和凹凸棒粘土粉;
所述网格状的SAP和凹凸棒粘土粉在纵向上是间断分布的,在横向上形成弯形通道;网格的边线长度为3~5cm,网格的边线宽度为3~6mm,网格的边线高度为2~4mm;横向通道的宽度为3~5cm(见图5,图6);所述通道T为弯折的,既可以阻止液体4进入产品内但还未被SAP完全吸收时横向扩散造成侧漏,又可以使湿气或水蒸气5沿着横向通道排出,即便SAP吸水膨胀形成胶凝状,亦不会影响湿气或水蒸气5沿通道排出;
所述绒毛浆纤维层的密度范围为0.05g/cm3~0.3g/cm3,所述SAP与凹凸棒粘土粉的重量比值范围为1.0~2.0,所述包覆层为卫生纸,其质量为14~16克每平方米。
所述芯体层包含两层绒毛浆纤维层,两层SAP和凹凸棒粘土粉的混合粉粒(二者的重量比值范围为1.0~2.0);
所述面层为纺粘无纺布,所述纺粘无纺布含有5wt%~15wt%的凹凸棒粘土粉,所述纺粘无纺布的质量为14~16克每平方米。纺粘无纺布的生产工艺已是成熟工艺,此处不再赘述。
所述底层为聚乙烯膜,所述聚乙烯膜的质量为20~35克每平方米。
所述凹凸棒粘土粉的粒径为45μm~200μm。
所述凹凸棒粘土粉的pH为4.5~8.0。
以上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。
Claims (5)
1.一种用于预防褥疮的卫生护理用品,其特征在于,包括芯体层,所述芯体层的上面设置有一层面层,所述芯体层的下方设置有一层底层;所述芯体层、面层及底层之间通过粘合成为一体;所述芯体层包含包覆层,所述包覆层包裹有至少一层绒毛浆纤维层,一层高吸收性树脂和凹凸棒粘土粉的混合粉粒;所述高吸收性树脂和凹凸棒粘土粉在所述绒毛浆纤维层上呈网格状分布;网格状分布的所述高吸收性树脂和凹凸棒粘土粉在纵向上为间断分布,在横向上形成横向通道;
所述面层为纺粘无纺布,所述纺粘无纺布含有5~35wt%的凹凸棒粘土粉,所述纺粘无纺布的质量为10~30克每平方米;所述底层为聚乙烯膜,所述聚乙烯膜的质量为12~35克每平方米;
所述网格的边线长度为1cm~10cm,所述网格的边线宽度为2~10mm,所述网格的边线高度为1~6mm;所述网格边形成的锐角为15~90度;所述横向通道的宽度为1cm~10cm;
上述用于预防褥疮的卫生护理用品通过以下步骤制得:
1)网状SAP和凹凸棒粘土粉的施加:将高吸收性树脂与凹凸棒粘土粉按照0.2~5.0的重量比均匀地混合成混合粉粒,然后将该混合粉粒放置于料斗中,混合粉粒在重力作用下落在施加辊外表面的网格槽内,传送带机构带动绒毛浆纤维以0~400m/min的速度向前运动,绒毛浆纤维网垂直进入到用于施加的高吸收性树脂和凹凸棒粘土粉的施加辊,同时施加辊以0~400m/min的表面线速度转动,这样施加辊将混合粉粒施加在绒毛浆纤维层上,并形成纵向间断的网格状分布,其中所述施加辊的直径为5cm~50cm;
2)形成芯体层:在包覆层上施加0.1~8g/㎡的热熔胶,然后将步骤1)得到的绒毛浆纤维层及网格状分布的SAP和凹凸棒混合粉粒用包覆层包裹,以形成芯体层;
3)得到成品:将步骤2)得到的芯体层放置于面层和底层之间,然后通过粘合成为一体,形成所述卫生护理用品。
2.如权利要求1所述的用于预防褥疮的卫生护理用品,其特征在于,所述绒毛浆纤维层的密度范围为0.05g/cm3~0.45g/cm3;所述高吸收性树脂与凹凸棒粘土粉的重量比值范围为0.2~5.0。
3.如权利要求2所述的用于预防褥疮的卫生护理用品,其特征在于,所述包覆层为无纺布或卫生纸,其质量为10~24克每平方米。
4.如权利要求3所述的用于预防褥疮的卫生护理用品,其特征在于,所述凹凸棒粘土粉的粒径为45μm~600μm;所述凹凸棒粘土粉的pH为4.5~8.0。
5.如权利要求4所述的用于预防褥疮的卫生护理用品,其特征在于,所述粘合包括胶粘合、热粘合或超声波粘合中的一种;所述预防褥疮的卫生护理用品包括纸尿裤、纸尿片和护理垫中的至少一种。
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