CN110102142B - 一种抗菌净化彩涂板的制备方法 - Google Patents
一种抗菌净化彩涂板的制备方法 Download PDFInfo
- Publication number
- CN110102142B CN110102142B CN201910362459.9A CN201910362459A CN110102142B CN 110102142 B CN110102142 B CN 110102142B CN 201910362459 A CN201910362459 A CN 201910362459A CN 110102142 B CN110102142 B CN 110102142B
- Authority
- CN
- China
- Prior art keywords
- color
- coating
- antibacterial
- coated plate
- antibacterial purifying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0028—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions provided with antibacterial or antifungal means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
- B01D53/83—Solid phase processes with moving reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/546—No clear coat specified each layer being cured, at least partially, separately
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Catalysts (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
本发明公开了一种抗菌净化彩涂板的制备方法,主要包括彩涂板表面活化、改性枝接剂的制备、枝接层涂覆和抗菌净化涂层涂覆四个步骤。所述基材为彩涂板保证基材有很好的耐蚀性及应用的广泛性;所述改性枝接剂对有机漆膜有良好的浸润性,并且含有可以与无机纳米颗粒反应的硅羟基基团和与基板有良好反应性及相容性的有机基团;所述枝接层可以有效的将有机基底和无机纳米颗粒枝接起来,形成Si‑O‑Ti键,保证抗菌净化涂层与基板之间良好的附着力。本发明公开的抗菌净化彩涂板制备技术,不仅可以大幅度提升抗菌净化涂层与基板之间的附着力,减少涂层在使用过中的脱落情况,增加彩涂板抗菌净化性能的使用寿命。
Description
技术领域
本发明涉及彩涂板和环保材料领域,尤其涉及具有空气净化和抗菌功能的金属制品领域。
背景技术
目前彩涂板主要用于建筑、运输、电器、家具等行业,既有钢板的高的机械强度,又有良好的装饰和耐蚀性。为了丰富彩涂板的功能性,提升人们生活环境质量,将已经具有高耐蚀性的彩涂板与抗菌净化涂层技术结合起来被认为是钢铁表面涂镀技术中最具有发展潜力的技术之一。二氧化钛作为一种半导体光催化剂,由于其无毒、稳定、易得、便宜、而且能够净化大气中二氧化硫、氮氧化物和VOC等致霾气相污染物,以及对各种细菌病毒等都有良好的抑制和杀灭作用,被广泛的研究。但由于二氧化钛光催化材料的可见光响应差和长效负载难题没有得到很好解决,大大限制了其大规模应用。因此如何将二氧化钛牢固的附着到基体上,并具有长效性且可以产业化生产成为了关键技术难点。
针对上述问题和实际应用需求,本发明选择应用范围较广的彩涂板和自主开发的水性光催化成膜液,进行新型抗菌净化板的开发。由于普通彩涂板表面是一层有机漆膜,无机水性成膜液与其的接触角较大,因此负载后结合力较差,形成的抗菌净化涂层难以长久存在。因此本发明采用自主开发的有机-无机枝接技术,实现抗菌净化涂层与彩涂板表面漆膜的牢固结合。
发明内容
本发明针对上述问题,公开了一种抗菌净化彩涂板的制备方法,不仅可以将有机基底和无机纳米颗粒有效的枝接起来,增加其使用的耐久性。而且丰富的彩涂板的功能性,使其具有抗菌净化功效,改善人们生活环境质量。
一种抗菌净化彩涂板的制备方法,其特征在于包括以下步骤:
(1)彩涂板的表面活化:将清洗干净的彩涂板表面经过活化处理后备用;
(2)改性枝接剂的制备;
(3)枝接层的涂覆:将上述制备的改性接枝剂均匀的分布在基体上,60-80℃干燥5-20min;
(4)抗菌净化涂层涂覆:将可见光响应纳米二氧化钛均匀的分布到中间层上,120-200℃干燥10-60min。
所述基材为彩涂板保证基材有很好的耐蚀性及应用的广泛性;所述改性枝接剂对有机基板有良好的浸润性,并且含有可以与无机纳米颗粒反应的硅羟基基团和与基板有良好反应性及相容性的有机基团;所述枝接层可以有效的将有机基底和无机纳米颗粒枝接起来,形成Si-O-Ti键,保证抗菌净化涂层与基板之间良好的附着力。
进一步地,所述的一种聚合物表面可见光光催化剂的负载方法,其特征在于,彩涂板表面活化方法有:喷砂、臭氧处理、火焰处理等离子、电晕处理中的一种。
进一步地,所述改性硅烷偶联剂的制备方法为:将1-20份硅烷偶联剂、80-100份去离子水和0-20份无水乙醇混合,调节温度20℃-60℃、调节pH为3-5或9-11,使其充分水解。然后加入0.1份的聚醚-硅氧烷共聚物,搅拌10min-30min。
进一步地,所述硅烷偶联剂为将γ―氨丙基三乙氧基硅烷、γ―(2,3-环氧丙氧)丙基三甲氧基硅烷、γ-(甲基丙烯酰氧)丙基三甲氧基硅烷中的一种;
进一步地,所述枝接层的涂覆方法为浸涂、喷涂等方式。枝接层的厚度为10-100nm。
进一步地,所述的抗菌净化涂层为可见光光催化净化层,主要为氮掺杂纳米二氧化钛、银掺杂纳米二氧化钛、钨掺杂纳米二氧化钛中的一种。
进一步地,所述的抗菌净化涂层为厚度范围在10-500nm之间,不改变彩涂板本身的外观。
与现有技术相比,本发明的有益效果是:
(1)本发明所用的改性枝接剂对有机基板有良好的浸润性,并且含有可以与无机纳米颗粒反应的硅羟基团,可以有效的将有机基底和无机纳米颗粒枝接起来形成Si-O-Ti键,增强的光催化剂的附着力。因而可以长久使用而不影响抗菌净化的效果。
(2)本发明采用的抗菌剂为已产业化生产的氮掺杂纳米二氧化钛溶胶、银掺杂纳米二氧化钛溶胶、钨掺杂纳米二氧化钛溶胶等,采用喷涂、浸涂等适于大规模在线成膜工艺进行制备。
(3)彩涂板主要用于建筑、电器、家具等行业,将其与抗菌剂结合起来,对净化空气中二氧化硫、氮氧化物和VOC等致霾气相污染物,以及对各种细菌病毒等都有良好的抑制和杀灭作用,可以全面改善人们生活环境质量。
附图说明
图1为实施例1的抗菌净化涂层的扫描电镜图片,由图可见抗菌剂均匀的附着在基板表面,而无裂纹、起皮等现象。
图2为实施例2所制备的抗菌彩涂板的抗菌效果图。A,B为空白板光照0h和1h;a,b为样片光照0和1h,样片的抗菌性能的测试依照GB/T 30706-2014可见光照射下光催化材料和制品的抗菌性能的测试方法及评价,测试所用菌种为大肠杆菌。由图可知,空白样片在光照前后的菌落数目较多,而样片光照1h后的菌落数目出现了大幅度减少,依据国标中的计算方法,可得样片的总抗菌>99%,光催化抗菌率>99%,说明所制备的抗菌涂层具有良好的抗菌效果。
具体实施方式
实施例1:(1)彩涂板的预处理:将彩涂板表面清洗干净,80℃烘干备用;(2)改性枝接剂的制备方法为:将1份γ―氨丙基三乙氧基硅烷与99份的离子水混合,20℃恒温搅拌30min后放置24h。然后加入0.1份的聚醚-硅氧烷共聚物,搅拌10min备用;(3)枝接层的涂覆:将上述制备的改性枝接剂浸涂到彩涂板上,80℃干燥10min备用;(4)抗菌净化涂覆:将水性光催化抗菌成膜液喷涂到粘接层上,喷涂量为2g/m2,120℃保温30min后取出。
实施例2:(1)彩涂板的预处理:将彩涂板表面清洗干净,等离子处理后备用;(2)改性枝接剂的制备方法为:10份γ―氨丙基三乙氧基硅烷与90份的离子水混合,40℃恒温搅拌30min后放置24h。然后加入0.1份的聚醚-硅氧烷共聚物,搅拌20min备用;(3)枝接层的涂覆:将上述制备的改性枝接剂浸涂到彩涂板上,80℃干燥10min备用;(4)抗菌净化涂层涂覆:将水性光催化抗菌成膜液喷涂到枝接层上,喷涂量为4g/m2,150℃保温20min后取出。
实施例3:(1)彩涂板的预处理:将彩涂板表面清洗干净,等离子处理后备用;(2)改性枝接剂的制备方法为:将20份γ―氨丙基三乙氧基硅烷、80份的离子水20份乙醇混合,加热至60℃,搅拌30min。然后加入0.1份的聚醚-硅氧烷共聚物,搅拌10min备用;(3)枝接层的涂覆:将上述制备的改性枝接剂喷涂到彩涂板上,80℃干燥10min备用;(4)抗菌净化涂层涂覆:将水性光催化抗菌成膜液喷涂到枝接层上,喷涂量为6g/m2,200℃保温10min后取出。
实施例4:(1)彩涂板的预处理:将彩涂板表面清洗干净,80℃烘干备用;(2)改性枝接剂的制备方法为:将1份γ―氨丙基三乙氧基硅烷与99份的离子水混合,恒温40℃搅拌30min放置24h后。然后加入0.1份的聚醚-硅氧烷共聚物,搅拌30min备用;(3)枝接层的涂覆:将上述制备的改性枝接剂喷涂到彩涂板上,80℃干燥10min备用;(4)抗菌净化涂层涂覆:将水性光催化抗菌成膜液喷涂到枝接层上,喷涂量为8g/m2,120℃保温60min后取出。
实施例5:(1)彩涂板的预处理:将彩涂板表面清洗干净,80℃烘干备用;(2)改性枝接剂的制备方法为:将10份γ―氨丙基三乙氧基硅烷与90份的离子水混合,恒温20℃,冰乙酸调节pH为4,搅拌30min,放置24h后。然后加入0.1份的聚醚-硅氧烷共聚物,搅拌10min备用;(3)枝接层的涂覆:将上述制备的改性枝接剂喷涂到彩涂板上,80℃干燥10min备用;(4)抗菌净化涂层涂覆:将水性光催化抗菌成膜液喷涂到枝接层上,喷涂量为4g/m2,120℃保温30min后取出。
Claims (5)
1.一种抗菌净化彩涂板的制备方法,其特征在于包括以下步骤:
(1)彩涂板的表面活化:将清洗干净的彩涂板表面经过活化处理后备用;
(2)改性枝接剂的制备;
(3)枝接层的涂覆:将上述制备的改性接枝剂均匀的分布在基体上,60-80℃干燥5-20min;
(4)抗菌净化涂层涂覆:将可见光响应纳米二氧化钛均匀的分布到中间层上,120-200℃干燥10-60min;
所述改性枝接剂的制备方法为:将1-20份硅烷偶联剂、80-90份去离子水和0-20份无水乙醇混合,调节温度20-60℃、pH值3-5或9-11,使其充分水解,然后加入0.1份聚醚-硅氧烷共聚物,搅拌10-30min;
所述的抗菌净化涂层为可见光光催化净化层,主要为氮掺杂纳米二氧化钛、银掺杂纳米二氧化钛、钨掺杂纳米二氧化钛中的一种。
2.根据权利要求1所述的一种抗菌净化彩涂板的制备方法,其特征在于,彩涂板表面活化方法包括喷砂、臭氧处理、火焰处理、等离子、电晕处理的一种。
3.根据权利要求1所述的一种抗菌净化彩涂板的制备方法,其特征在于所述硅烷偶联剂为γ―氨丙基三乙氧基硅烷、γ―(2,3-环氧丙氧)丙基三甲氧基硅烷、γ-(甲基丙烯酰氧)丙基三甲氧基硅烷中的一种。
4.根据权利要求1所述的一种抗菌净化彩涂板的制备方法,其特征在于,枝接层的涂覆方法为浸涂、喷涂方式,枝接层的厚度为10-100nm。
5.根据权利要求1所述的一种抗菌净化彩涂板的制备方法,其特征在于,所述的抗菌净化涂层为厚度范围在10-500nm之间,不改变彩涂板本身的外观。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910362459.9A CN110102142B (zh) | 2019-04-30 | 2019-04-30 | 一种抗菌净化彩涂板的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910362459.9A CN110102142B (zh) | 2019-04-30 | 2019-04-30 | 一种抗菌净化彩涂板的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110102142A CN110102142A (zh) | 2019-08-09 |
CN110102142B true CN110102142B (zh) | 2020-11-20 |
Family
ID=67487841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910362459.9A Active CN110102142B (zh) | 2019-04-30 | 2019-04-30 | 一种抗菌净化彩涂板的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110102142B (zh) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103992701B (zh) * | 2014-05-23 | 2016-09-07 | 中国人民武装警察部队杭州士官学校 | 一种含有纳米粒子的超疏水高分子复合涂层的制备方法及其产品 |
CN106582892B (zh) * | 2016-04-28 | 2018-07-20 | 北京华钛高科科技有限公司 | 纳米TiO2涂层结构及其制备方法和用途 |
CN108893035A (zh) * | 2018-05-11 | 2018-11-27 | 苏州飞赫企业管理有限公司 | 一种新型纳米复合抗菌净化彩钢板的制备方法 |
-
2019
- 2019-04-30 CN CN201910362459.9A patent/CN110102142B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN110102142A (zh) | 2019-08-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108504284A (zh) | 一种纳米超疏水材料的制备方法 | |
WO2007085320A3 (en) | Water-dilutable sol-gel composition | |
CN101067207A (zh) | 光催化自洁搪瓷的制备方法 | |
JP2007526378A (ja) | 金属表面用塗料、その製造方法、およびその、特に自動車リム用の、自己浄化性保護層としての使用 | |
CN116005074B (zh) | 一种热镀锌钢板及其制备方法 | |
CN102827518A (zh) | 一种水性涂料组合物 | |
CN108531025B (zh) | 耐高温防霉抗菌型纳米水性烤漆及其制备方法 | |
CN112029413A (zh) | 一种用于铝合金表面的耐盐雾抗菌石墨烯涂料及其制备方法 | |
CN110102142B (zh) | 一种抗菌净化彩涂板的制备方法 | |
TW591118B (en) | Precoated metal sheet having excellent press-formability and production method thereof | |
JP2004307897A (ja) | シリカ−ジルコニア系皮膜を有する表面処理金属材料およびその製造方法 | |
CN112625469A (zh) | 一种采用无机涂层的耐高温金属板及其制备方法 | |
CN112831244A (zh) | 一种彩涂漆及应用彩涂漆的彩涂板制备方法 | |
JP2002348525A (ja) | 光触媒能を有する酸化チタンを含有するエマルション塗料、その塗装方法およびその塗膜 | |
CN107933017A (zh) | 一种抗菌不锈钢复合板及其制备方法 | |
CN106978034A (zh) | 一种丙烯酸防腐涂料 | |
KR20090006695A (ko) | 금속 표면용 세라믹 코팅제 및 이를 이용한 금속 표면의세라믹 코팅 방법 | |
JP4223138B2 (ja) | 加工性,耐候性及び光触媒活性に優れたプレコート鋼板及びその製造方法 | |
CN107793902A (zh) | 一种用于金属基底的自洁型涂料、其制备方法及使用方法 | |
JP2022191969A (ja) | ポリシラザン系表面改質剤 | |
CN104149452B (zh) | 一种抗vhp氧化彩涂板 | |
CN114479618B (zh) | 有机-无机杂化材料、其制备方法、涂料及电子显示设备 | |
KR100849365B1 (ko) | 금속 표면 처리용 조성물 | |
CN109575653A (zh) | 用于涂覆阀门的纳米改性的透明无机涂料的制备方法 | |
CN107892844A (zh) | 一种喷漆材料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |