CN103282446A - 抗菌盖面面板和制造该面板的方法 - Google Patents
抗菌盖面面板和制造该面板的方法 Download PDFInfo
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Abstract
本发明公开了一种抗菌盖面面板和制造该面板的方法。该面板包括支持层(2),所述支持层(2)具有第一表面(2a)以供连接到待覆盖的表面,例如救护车的内表面上,和与第一表面相对的第二表面(2b);从支持层(2)的第二表面(2b)处观察位于外侧且包括光催化材料颗粒的至少一层(4)的至少一种复合材料(3)。
Description
技术领域
本发明涉及抗菌盖面面板和制造该面板的方法。
更具体地,本发明涉及覆盖房间所使用的抗菌面板,所述房间必须保持在特殊的卫生条件下。例如,本发明尤其可应用到救护车的卫生隔室,医疗和操作室,运输食品产品的运货车和食品储存室,它们遭受关于细菌量下降(bacterial charge reduction)的特殊苛刻要求。
背景技术
已知救护车的卫生隔室进行拟保持细菌繁殖处于控制状态下的消毒和净化工序。事实上,墙壁和地板面料必须随时保持在最佳的卫生状况下,以便防止对患者和医疗操作者的健康有害的细菌形成和繁殖。
通过负责周期性清洁卫生隔室的所有地板和墙壁表面的人员用特定的消毒物质来人工进行净化和消毒。
然而,人工净化和消毒工序保证不了细菌剂(bacterial agent)的完全消除。确实,应当牢记,人工清洁除了耗时和费力以外,对于在难以达到的区域内消除细菌污染来说,还常常是不足的。
主要在操作室中使用以供在待净化的室内施加化学消毒物质的器件在现有技术中也是已知的。
自动活化这些器件,并使得能在操作室内喷洒净化物质,以便当操作室没有使用时,对该室内彻底净化。
然而,这些装置不是没有缺点。
在效果上,所使用的净化物质对操作者有害,特别是若有效地净化而需要大量施加的话。
由于这一原因,在施加净化物质之后,抽空净化物质所需的一定时间长度内处理过的该室不能使用。
结果,净化和细菌量下降工序非常长且处理之后要求使该处理过的室内保持不使用一定时间。
发明目的
在本发明的上下文中,本发明的主要技术目的是提供一种能克服以上提及的缺点的盖面面板,并还提供制造该面板的方法。
更具体地,本发明的目的是提供可在任何室内使用的盖面面板,它能有效地且在非常有限的时间内消除相对细菌量,且其作用随时间变化是连续的。
本发明进一步的目的是提供一种便宜,和结构简单且在不要求人工进行的任何特定操作的情况下,能消除细菌量的面板。
基本上通过抗菌盖面面板,和通过其使用,实现所规定的技术目的和目标,所述抗菌盖面面板包括在一个或更多个所附的权利要求1-10和18-23中描述的技术特征。
还通过制造抗菌盖面面板的方法,实现所规定的技术目的和目标,所述方法包括在一个或更多个所附的权利要求11-17中描述的技术特征。
附图说明
在非限定性的说明中,本发明的进一步的特征和优点更加显而易见,所述非限定性说明接着是抗菌盖面面板的优选和因此非排他的实施方案和制造该面板的方法,正如附图中所列举的,其中:
-图1是根据本发明的抗菌盖面面板的示意性透视图,且详细地示出了构成面板的各层和制造该面板所使用的模具的一部分;
-图2是根据本发明第二实施方案的抗菌盖面面板的示意性透视图;
-图3是部分截面的侧视图,它示出了一辆救护车,其内部被本发明的抗菌面板覆盖;和
-图4是部分截面的侧视图,它示出了一辆物品运输车辆,其内部被本发明的抗菌面板覆盖。
具体实施方式
参考附图,在全文中用数字1表示本发明的抗菌盖面面板。在图1和2中,仅仅通过实例的方式阐述了构成面板1的各层的厚度,和所示的各层的厚度因此一定不被视为真实的(realistic)。
面板1包括为连接到待覆盖的表面,例如救护车的卫生隔室或运货车,例如运输食品产品的运货车的地板或侧壁(如图3所示)上而设计的支持层2。
更具体地,支持层2具有特定的刚性,以便总体上赋予面板1机械强度且包括适合于接上或连接到待覆盖的表面上的第一表面2a。在与第一表面2a相对的一侧上,支持层2具有复合材料3与之有关的第二表面2b。
从支持层2的第二表面2b处观察,复合材料3位于外侧,且它包括至少一个光催化材料颗粒层4。
优选地,光催化材料是二氧化钛。
优选地,光催化材料颗粒的层4在看得见的地方放置,也就是说,它构成复合材料3的外侧表面。这提高了光催化作用的效率,因为它没有被其他材料层屏蔽。
更详细地,光催化材料颗粒的层4由纳米颗粒二氧化钛组成。有利地,光催化材料颗粒的层4确定了纳米厚度。
优选地,由纳米颗粒二氧化钛的溶液获得层4。
仍然更优选,二氧化钛溶液是醇溶液。
根据本发明的优选实施方案,不管醇或者非醇溶液,它含有具有杀菌和/或消毒作用的其他化学物质。
有利地,作为实例,具有杀菌和/或消毒作用的物质之一是苯甲酸。
根据图1阐述的第一实施方案制造的以下描述的抗菌面板1优选用于覆盖救护车8的卫生隔室8a的内部表面。
在这一实施方案中,支持层2优选由玻璃纤维制造。
更具体地,如图1所示,复合材料3包括光催化材料颗粒的多层叠加层4。光催化材料颗粒的每一层4具有在其上分布的树脂层5。优选地,该树脂是聚酯。
在这一情况下,光催化材料颗粒的层4通过树脂层5彼此隔开。
换句话说,树脂层5介于光催化材料层4之间。
优选地,如图1所示,在支持层2的第二表面2b上存在光催化材料颗粒的三个层4,这些层与树脂层5交替,且被它隔开。
比其他两层树脂层5(它们隔开光催化材料颗粒的三个层4)厚的进一步的树脂层5位于光催化材料颗粒的最里层4上(最接近于支持层2的层4)。
优选地,每一树脂层5是通常含有彩色颜料,使面板1得到一定美学外观的胶衣。
进一步地,抗菌化合物,优选苯甲酸可分散在胶衣内。首先采用辊,粉碎以4%的比例添加的苯甲酸,然后通过喷洒施加。
替代的抗菌化合物可以是例如苯甲酸铵。
根据图2阐述的第二实施方案制造的以下所述的抗菌面板1优选用于覆盖救护车8的卫生隔室8a的地板。
在这一情况下,支持层2由木材制成,且优选,但不是必须地为1cm厚。
进一步地,复合材料3包括至少一个双组分树脂的层6,这一层6置于光催化材料颗粒的可目视层4和支持层2之间。
更详细地,双组分的树脂层6(它优选配有塑料屑片,以使面板1得到“粗砂(grit)效应”)分布在支持层2的第二表面2b上。
通过辊,施加双组分树脂的进一步的层7到层6上。将光催化材料颗粒的层4施加到双组分树脂的最外层7上。在这一情况下,光催化材料颗粒的层4由纳米颗粒二氧化钛组成。有利地,光催化材料的层4确定了纳米厚度。
根据图1的第一实施方案,就主要结构来说,通过架起模具S,划定具有所得面板1形状的空间区域,制造以上描述的面板1。
优选地,模具S由木材制造。
首先施加脱模剂到模具S的内表面上,然后在它之上喷射纳米颗粒二氧化钛的溶液。
优选地,脱模剂是蜡或蜡-基产品。
接下来,通过喷洒施加光催化材料颗粒的薄层4。反复该顺序,直到存在被两层树脂层5隔开的三层光催化材料颗粒的叠加层4。
然后在待施加的最后的层4上喷洒较大量的树脂,以便形成较厚的最里面的树脂层5。
接下来,施加支持层2到最后的树脂层5上。
一经发生交联,则除去模具S,获得面板1。
术语交联是指其中构成支持层2的材料硬化的过程,这一硬化过程是由于在材料内存在合适的催化剂导致的。
根据图2的第二实施方案,将双组分的树脂层6和塑料屑片直接施加到支持层2的第二表面2b上。
一经发生交联,则通过辊施加双组分树脂的下一层7(优选透明)。
最后,在层7发生交联之前,在其上喷洒纳米颗粒二氧化钛的醇溶液。
尤其参考图3,应当注意使用面板1,覆盖救护车8的内部隔室8a。
附图示意性阐述了并列放置的一组面板1,以覆盖隔室8a的侧壁。然而,可使用如上所述的抗菌面板1,覆盖救护车8内部的地板和任何其他表面二者。
卫生隔室8a还具有光源9以供光催化抗菌盖面面板1。
有利地,辐照抗菌面板1而设计的光源9是发射光谱为290-780nm和功率为10-500W的灯。
优选地,一盏或更多盏灯的功率为约250W,且最大辐射线为380nm。
在使用中,在救护车8内,面板1的光催化作用由灯9发起。灯9因此活化面板1内包含的二氧化钛的抗菌性能。因此抗菌性能取决于面板置于辐照下的时间长度。
如图4所示,使用面板1覆盖运输食品产品而使用的车辆,例如运货车10的内部隔室10a。
该附图示意性阐述了并列放置的一组面板1,以覆盖隔室10a的侧壁。然而,可使用如上所述的抗菌面板1,覆盖运货车10内部的地板和任何其他表面二者。
隔室10a还具有光源9以供光催化抗菌盖面面板1。
有利地,在运输食品产品的机构中使用面板1使得可保证较好的储存条件,和与此同时,限制了细菌污染的风险,所述细菌污染的风险在易腐败物品,例如肉类,奶酪和通用的日常产品,水果,蔬菜等中尤其高。
与以上所述的那些相同的理由,根据本发明的面板1可有利地在静态的储存室、操作室、牙科手术室和其中细菌污染构成现实风险的任何地方中使用。
作为实例,以下是证明随着辐照时间增加,细菌减少效果,尤其减少下述细菌菌株量而进行的实验结果:大肠杆菌(Escherichiacoli),枯草杆菌(Bacillus subtilis),金黄色葡萄球菌(Staphylococcus aureus),绿脓假单胞菌(Pseudomonasaeruginosa)。
根据ISO27447:2009(AATCC100:2004用于制备接种菌),通过分析前述细菌菌株,评估抗菌性能。
下表示出了针对每一细菌菌株评估的面板1的抗菌活性。
从辐照起,3小时和24小时之后评估的下降率(%)
在接种大肠杆菌之后24小时分析证明,在这一长时间之后,二氧化钛不再是活性的。
然后通过在0,1,3,5和7小时处获取样品,分析四种细菌的菌株库(pool)。
应当注意,在第一实施方案(图1)和第二实施方案(图2)这两种情况下,在接种之后,抗菌面板1对所讨论的细菌库有效最多3小时(下降率70%)。因此,考虑在辐照结束和细菌库接种之间过去了1小时,可认为在辐照60分钟之后,面板1经4小时的时间长度呈现出优良的抗菌性能。
所进行的实验性试验的进一步研发证明本发明的面板1还高度有效地使一定的病毒菌株失活。
更具体地,作为实例,证明本发明面板1使下述病毒菌株失活的功效:
流感病毒A型(H1N1)2009;
腺病毒2型;
单纯疱疹病毒1型;
骨髓灰质炎病毒疫苗1型。
培养以上病毒,并在TCID50内滴定(感染50%的细胞培养物的剂量)。
下表1中概述了所进行的试验的结果。
在时间0处回收的TCID50流感病毒对应于在感染的第一天中,从具有流感的患者中消灭的病毒浓度。
表1-在用2009全国流行的流感病毒、骨髓灰质炎病毒疫苗1型、人类疱疹病毒1型和人类腺病毒2型污染之后,在不同时间处,在瓷砖T(处理过=光催化)和NT(未处理=非光催化)上病毒传染的持久性(结果以log TCID50±SD表达)
表1示出了在暴露于灯泡光下的处理过的瓷砖,在仅仅1小时之后,流感病毒的存在显著下降,和2小时之后不再可检测。在未处理过的瓷砖NT上,在从污染起8小时之后和16小时之后,感染的流感病毒持续。骨髓灰质炎病毒疫苗1型的行为不是完全不同。在这一情况下,在30分钟之后注意到感染量锐降,和在污染的瓷砖暴露于光下2小时之后,病毒不再可回复。
采用疱疹病毒1型和采用腺病毒2型,观察到不同的行为,在暴露于灯泡光下2,4,8和16小时之后,在瓷砖T上持续,和显然也在瓷砖NT上持续。然而,应当注意,在暴露于光下仅仅4小时之后,在瓷砖T上的残留病毒量特别地,但不仅相对于HSV1(几乎4log),而且相对于ADV2(几乎3log)显著下降。在瓷砖T暴露于灯泡光下24小时之后,观察到病毒完全从污染表面上消除。此外,在疱疹病毒和腺病毒的情况下,在所有污染的瓷砖上的病毒量在24小时之后显著下降。
而且,应当考虑,通过光源9,面板1被快速且自动活化。
因此,例如提到救护车8,卫生隔室8a不需要负责的人员人工净化。
在替代的简化实施方案中,催化抗菌盖面面板1用的光源没有永久地安装在隔室内,而是可临时安装在其内辐照面板1本身所需的时间长度。
在具有运货车10的物品运输情况下,考虑到物品保持在其内的时间长度短于面板1丧失其有效的光催化作用所花费的估计时间,可在物品装载到运货车内之前,通过辐照净化各隔室10a。
Claims (23)
1.一种抗菌盖面面板,它包括:
支持层(2),所述支持层(2)包括为连接到待覆盖的表面上的第一表面(2a),和与第一表面相对的第二表面(2b);和
从支持层(2)的第二表面(2b)处观察位于外侧且包括至少一个光催化材料颗粒的层(4)的至少一种复合材料(3)。
2.权利要求1的面板,其特征在于光催化材料是二氧化钛。
3.权利要求1的面板,其特征在于光催化材料颗粒的层(4)是纳米颗粒二氧化钛。
4.前述任何一项权利要求的面板,其特征在于复合材料(3)还包括至少一个双组分树脂层(5),它位于支持层(2)和光催化材料颗粒的层(4)之间。
5.权利要求4的面板,其特征在于它包括多个叠加的被相应的树脂层(5)隔开的光催化材料颗粒的层(4)。
6.权利要求4或6的面板,其特征在于树脂层(5)是胶衣。
7.权利要求6的面板,其特征在于胶衣含有苯甲酸。
8.权利要求5-7任何一项的面板,其特征在于该树脂是聚酯。
9.权利要求4-8任何一项的面板,其特征在于支持层(2)由覆盖救护车(8)内表面的玻璃纤维制成。
10.权利要求1-3任何一项的面板,其特征在于复合材料(3)还包括至少一个双组分树脂层(5),它位于光催化材料颗粒的层(4)和支持层(2)之间。
11.制造抗菌盖面面板的方法,该方法包括下述步骤:
-制备模具(S);
-将通过施加至少一个光催化材料颗粒的层(4)制成的至少一种复合材料(3)与模具(S)相结合;
-将支持层(2)与所述复合材料相结合。
12.上述该权利要求的方法,其特征在于施加光催化材料的层(4)的步骤包括在模具(S)上喷洒纳米颗粒二氧化钛的醇溶液的子步骤。
13.权利要求11或12的方法,其特征在于结合至少一种复合材料(3)的步骤包括还分配至少一个树脂层(5)的子步骤。
14.权利要求13的方法,其特征在于通过在光催化材料颗粒的层(4)上喷洒该树脂,进行分配至少一个树脂层(5)的步骤。
15.权利要求14的方法,其特征在于结合至少一种复合材料(3)的步骤包括下述子步骤:
-分配多个叠加的光催化材料颗粒的层(4);和
-在每一光催化材料颗粒的层(4)上分配各树脂层(5)。
16.权利要求11或12的方法,其特征在于结合至少一种复合材料(3)的步骤包括在施加光催化材料颗粒的层(4)的步骤之前,还分配至少一个双组分树脂层(6)的子步骤。
17.前述权利要求的方法,其特征在于通过在支持层(2)的第二表面(2b)上分配双组分树脂和塑料屑片;在双组分树脂和塑料屑片上喷洒纳米颗粒二氧化钛的醇溶液,从而进行该分配双组分树脂的子步骤。
18.一种车辆,它包括运输物品和/或人员的至少一个隔室(8a,10a),该隔室包括地板和侧壁,其特征在于运输隔室(8a,10a)的地板和/或侧壁被根据权利要求1-10中一项或更多项的抗菌面板(1)覆盖。
19.权利要求18的车辆,其特征在于它是救护车(8),和特征在于运输隔室(8a)是装配的卫生隔室。
20.权利要求18的车辆,其特征在于它是运输的货运车(10),和特征在于运输隔室(10a)被装配用于物品运输。
21.权利要求18-20任何一项的车辆,其特征在于隔室(8a,10a)还包括用于抗菌盖面面板(1)催化作用的光源(9)。
22.上述该权利要求的车辆,其特征在于光源(9)是发射光谱为290-780nm的用于辐照抗菌面板(1)的灯。
23.权利要求1-10中一项或更多项描述的类型的至少一种抗菌面板的用途,用于至少部分覆盖车辆(8,10)的内表面和/或地板以供运输物品和/或人员,其中通过在车辆(8,10)内安装的灯(9),光活化面板(1)。
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CN (1) | CN103282446A (zh) |
IT (1) | IT1402457B1 (zh) |
RU (1) | RU2013123482A (zh) |
WO (1) | WO2012056418A2 (zh) |
Families Citing this family (8)
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US9522389B2 (en) | 2012-03-09 | 2016-12-20 | Nitto Denko Corporation | High surface area photocatalyst material and method of manufacture |
ITBO20120318A1 (it) * | 2012-06-07 | 2013-12-08 | Ricerca R L I | Ambulanza |
ITBO20120317A1 (it) * | 2012-06-07 | 2013-12-08 | Next Technology Tecnotessile Societ A Naz D | Metodo di realizzazione di un pannello antibatterico. |
ITMI20122220A1 (it) * | 2012-12-21 | 2014-06-22 | Next Technology Tecnotessile Societ A Naz D | Composizione polimerica comprendente peek funzionalizzato |
US20140256540A1 (en) * | 2013-03-08 | 2014-09-11 | Nitto Denko Corporation | High surface area photocatalyst material and method of manufacture |
DE102020118071A1 (de) * | 2020-07-08 | 2022-01-13 | Sphaira Medical GmbH i.G. | Schutzvorrichtung zum Schützen vor Pathogenen und Verfahren |
USD995793S1 (en) | 2021-11-27 | 2023-08-15 | Sphaira Medical Gmbh | Trolley for medical care |
USD995792S1 (en) | 2021-11-27 | 2023-08-15 | Sphaira Medical Gmbh | Trolley for medical care |
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JP2005066481A (ja) * | 2003-08-25 | 2005-03-17 | Asahi Kasei Chemicals Corp | 貼付用光触媒 |
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2010
- 2010-10-27 IT ITBO2010A000644A patent/IT1402457B1/it active
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2011
- 2011-10-27 JP JP2013535570A patent/JP2014505602A/ja active Pending
- 2011-10-27 EP EP11794854.7A patent/EP2632990B1/en active Active
- 2011-10-27 CN CN2011800627614A patent/CN103282446A/zh active Pending
- 2011-10-27 RU RU2013123482/05A patent/RU2013123482A/ru not_active Application Discontinuation
- 2011-10-27 EP EP13192462.3A patent/EP2703453B1/en active Active
- 2011-10-27 EP EP13192460.7A patent/EP2703452B1/en active Active
- 2011-10-27 WO PCT/IB2011/054794 patent/WO2012056418A2/en active Application Filing
- 2011-10-27 US US13/878,132 patent/US20130214550A1/en not_active Abandoned
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CN1579999A (zh) * | 2004-05-20 | 2005-02-16 | 北京化工大学 | 组合技术制备多光子纳米复合膜自洁净(抗菌)陶瓷 |
EP1797936A1 (en) * | 2005-12-13 | 2007-06-20 | Tecnotessile Società Nazionale Di Ricerca Tecnologica r.l. | Device for air pollution abatement and method for making the device |
JP2007268387A (ja) * | 2006-03-30 | 2007-10-18 | Kobe Steel Ltd | 熱交換器用表面処理フィン材 |
WO2009062516A2 (en) * | 2007-11-16 | 2009-05-22 | Scf Technologies A/S | Photocatalytic boards or panels and a method of manufacturing thereof |
Also Published As
Publication number | Publication date |
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WO2012056418A2 (en) | 2012-05-03 |
EP2703452B1 (en) | 2015-12-30 |
IT1402457B1 (it) | 2013-09-13 |
EP2703452A1 (en) | 2014-03-05 |
ITBO20100644A1 (it) | 2012-04-28 |
EP2703453A1 (en) | 2014-03-05 |
EP2703453B1 (en) | 2015-12-30 |
WO2012056418A3 (en) | 2012-08-02 |
RU2013123482A (ru) | 2014-12-10 |
EP2632990A2 (en) | 2013-09-04 |
JP2014505602A (ja) | 2014-03-06 |
EP2632990B1 (en) | 2015-12-30 |
US20130214550A1 (en) | 2013-08-22 |
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