Pigment & Resin Technology最新文献

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Improving the color strength of poly(ethylene terephthalate) fabrics with a turmeric natural dye 用姜黄天然染料提高聚对苯二甲酸乙酯织物的色强
Pigment & Resin Technology Pub Date : 2022-11-08 DOI: 10.1108/prt-04-2022-0044
Abolfazl Zare
{"title":"Improving the color strength of poly(ethylene terephthalate) fabrics with a turmeric natural dye","authors":"Abolfazl Zare","doi":"10.1108/prt-04-2022-0044","DOIUrl":"https://doi.org/10.1108/prt-04-2022-0044","url":null,"abstract":"\u0000Purpose\u0000This study aims to enhance the dyeability of polyester fabrics with turmeric natural dyes through plasma and alkaline treatments. The aim is to achieve better color strength in dyed samples without significant changes in their other properties. This is done while the weight loss is kept in a range with no considerable effect on those properties.\u0000\u0000\u0000Design/methodology/approach\u0000The surface of a poly(ethylene terephthalate) fabric was modified using oxygen plasma at a low temperature. The alkaline hydrolysis of that polyester fabric was also done through treating it with an aqueous sodium hydroxide (NaOH) solution. The untreated and treated polyester fabrics were studied for the changes of their physical characteristics such as weight loss, wetting behavior, strength loss, bending length, flexural rigidity and K/S and wash fastness. The samples were treated with plasma and sodium hydroxide and dyed with a turmeric natural dye.\u0000\u0000\u0000Findings\u0000In comparison to the untreated sample, the plasma-treated, alkaline-treated and plasma treatment followed by alkaline hydrolysis polyester experienced 9.3%, 68.6% and 102.3% increase in its color depth as it was dyed with a turmeric natural dye, respectively. The plasma treatment was followed by alkaline hydrolysis. The improvement in the color depth could be attributed to the surface modification.\u0000\u0000\u0000Originality/value\u0000In this paper, investigations were conducted of the separate effects of plasma treatment and alkaline hydrolysis as well as their synergistic effect on the dyeing of the polyester fabric with a natural dye obtained from turmeric.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-11-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90591416","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Shape memory property of polybutylene adipate-co-terephthalate 聚己二酸丁烯-对苯二甲酸酯的形状记忆性能
Pigment & Resin Technology Pub Date : 2022-11-04 DOI: 10.1108/prt-09-2022-0109
Laiming Yu, Yaqin Fu, Yubing Dong
{"title":"Shape memory property of polybutylene adipate-co-terephthalate","authors":"Laiming Yu, Yaqin Fu, Yubing Dong","doi":"10.1108/prt-09-2022-0109","DOIUrl":"https://doi.org/10.1108/prt-09-2022-0109","url":null,"abstract":"\u0000Purpose\u0000The purpose of this study is to investigate the thermomechanical condition on the shape memory property of Polybutylene adipate-co-terephthalate (PBAT). PBAT is a widely researched and rapidly developed biodegradable copolyester. In a tensile test, we found that the fractured PBAT samples had a heat-driven shape memory effect which piqued our interest, and it will lay a foundation for the application of PBAT in new fields (such as heat shrinkable film).\u0000\u0000\u0000Design/methodology/approach\u0000The shape memory effect of PBAT and the effect of the thermomechanical condition on its shape memory property were confirmed and systematically investigated by a thermal mechanical analyzer and tensile machine.\u0000\u0000\u0000Findings\u0000The results showed that the PBAT film had broad shape memory transform temperature and exhibited excellent thermomechanical stability and shape memory properties. The shape memory fixity ratio (Rf) of the PBAT films was increased with the prestrain temperature and prestrain, where the highest Rf exceeded 90%. The shape memory recovery ratio (Rr) of the PBAT films was increased with the shape memory recovery temperature and decreased with the prestrain value, and the highest Rr was almost 100%. Moreover, the PBAT films had high shape memory recovery stress which increased with the prestrain value and decreased with the prestrain temperature, and the highest shape memory recovery stress can reach 7.73 MPa.\u0000\u0000\u0000Research limitations/implications\u0000The results showed that PBAT had a broad shape memory transform temperature, exhibited excellent thermomechanical stability and shape memory performance, especially for the sample programmed at high temperature and had a larger prestrian, which will provide a reference for the design, processing and application of PBAT-based heat shrinkable film and smart materials.\u0000\u0000\u0000Originality/value\u0000This study confirmed and systematically investigated the shape memory effect of PBAT and the effect of the thermomechanical condition on the shape memory property of PBAT.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90245807","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Facile construction of flexible CC/NiS/a-NiS electrode with self-supporting structure by electroplating 电镀制备具有自支撑结构的CC/NiS/a-NiS柔性电极
Pigment & Resin Technology Pub Date : 2022-11-03 DOI: 10.1108/prt-08-2022-0100
Xiaoping Lin, Xiaoyan Li, J. Yao, Xianghong Li, Jianlin Xu
{"title":"Facile construction of flexible CC/NiS/a-NiS electrode with self-supporting structure by electroplating","authors":"Xiaoping Lin, Xiaoyan Li, J. Yao, Xianghong Li, Jianlin Xu","doi":"10.1108/prt-08-2022-0100","DOIUrl":"https://doi.org/10.1108/prt-08-2022-0100","url":null,"abstract":"\u0000Purpose\u0000To develop electrode materials for supercapacitor with superior electrochemical performance and simple preparation process, the purpose of this study is to prepare flexible CC/NiS/a-NiS electrodes with self-supporting structure by loading hydrothermally synthesized a-NiS particles along with nano-NiS on carbon cloth by electroplating method.\u0000\u0000\u0000Design/methodology/approach\u0000The effects of current densities, temperatures and pH values on the loading amount and uniformity of the active substances during the plating process were investigated on the basis of optimization of surface morphology, crystalline structure and electrochemical evaluation as the cyclic voltammetry curves, constant current charge–discharge curves and AC impedance.\u0000\u0000\u0000Findings\u0000The a-NiS particles on CC/NiS/a-NiS were mostly covered by the plated nano-NiS, which behaved as a bulge and provided a larger specific surface area. The CC/NiS/a-NiS electrode prepared with the optimized parameter exhibited a specific capacitance of 115.13 F/g at a current density of 1 A/g and a Coulomb efficiency of 84% at 5 A/g, which is superior to that of CC/NiS electrode prepared by electroplating at a current density of 10 mA/cm2, a temperature of 55°C and a pH of 4, demonstrating its fast charge response of the electrode and potential application in wearable electronics.\u0000\u0000\u0000Originality/value\u0000This study provides an integrated solution for the development of specifically structured NiS-based electrode for supercapacitor with simple process, low cost and high electrochemical charge/discharge performance, and the simple and easy-to-use method is also applicable to other electrochemically active composites.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-11-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86993689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Phenothiazine- isophorone dyes (D–π–A and A–π–D–π–A): synthesis, electronic properties and DFT computational study 吩噻嗪-异噻吩酮染料(D - π - A和A - π - D - π - A)的合成、电子性质及DFT计算研究
Pigment & Resin Technology Pub Date : 2022-10-19 DOI: 10.1108/prt-08-2022-0094
Fatimah A.M. Al-Zahrani
{"title":"Phenothiazine- isophorone dyes (D–π–A and A–π–D–π–A): synthesis, electronic properties and DFT computational study","authors":"Fatimah A.M. Al-Zahrani","doi":"10.1108/prt-08-2022-0094","DOIUrl":"https://doi.org/10.1108/prt-08-2022-0094","url":null,"abstract":"\u0000Purpose\u0000This paper aims to prepare a new donor–π–acceptor (D–π–A) and acceptor–π– D–π–A (A–π–D–π–A) phenothiazine (PTZ) in conjugation with vinyl isophorone (PTZ-1 and PTZ-2) were designed and their molecular shape, electrical structures and characteristics have been explored using the density functional theory (DFT). The results satisfactorily explain that the higher conjugative effect resulted in a smaller high occupied molecular orbital–lowest unoccupied molecular orbital gap (Eg). Both compounds show intramolecular charge transfer (ICT) transitions in the ultraviolet (UV)–visible range, with a bathochromic shift and higher absorption oscillator strength, as determined by DFT calculations.\u0000\u0000\u0000Design/methodology/approach\u0000The produced PTZ-1 and PTZ-2 sensors were characterized using various spectroscopic methods, including Fourier-transform infrared spectroscopy and nuclear magnetic resonance spectroscopy (1H/13CNMR). UV–visible absorbance spectra of the generated D–π–A PTZ-1 and A–π–D–π–A PTZ-2 dyes were explored in different solvents of changeable polarities to illustrate positive solvatochromism correlated to intramolecular charge transfer.\u0000\u0000\u0000Findings\u0000The emission spectra of PTZ-1 and PTZ-2 showed strong solvent-dependent band intensity and wavelength. Stokes shifts were monitored to increase with the increase of the solvent polarity up to 4122 cm−1 for the most polar solvent. Linear energy-solvation relationship was applied to inspect solvent-dependent Stokes shifting. Quantum yield (ф) of PTZ-1 and PTZ-2 was also explored. The maximum UV–visible absorbance wavelengths were detected at 417 and 419 nm, whereas the fluorescence intensity was monitored at 586 and 588 nm.\u0000\u0000\u0000Originality/value\u0000The PTZ-1 and PTZ-2 dyes leading to colorimetric and emission spectral changes together with a color shift from yellow to red.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75029895","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Using mixture experimental design to study the effect of phosphating bath formulation on the properties of magnesium substrate 采用混合实验设计,研究了磷化液配方对镁基体性能的影响
Pigment & Resin Technology Pub Date : 2022-10-18 DOI: 10.1108/prt-07-2022-0090
R. Amini, P. Kardar
{"title":"Using mixture experimental design to study the effect of phosphating bath formulation on the properties of magnesium substrate","authors":"R. Amini, P. Kardar","doi":"10.1108/prt-07-2022-0090","DOIUrl":"https://doi.org/10.1108/prt-07-2022-0090","url":null,"abstract":"\u0000Purpose\u0000This paper aims to achieve phosphating via optimal features of Mg metal as a suitable base coating, which is considered for other properties such as barrier properties against the passage of several factors.\u0000\u0000\u0000Design/methodology/approach\u0000In this research, in the phosphate bath, immersion time, temperature and the content of sodium nitrite as an accelerator were changed.\u0000\u0000\u0000Findings\u0000As a result, increasing the immersion time of AZ31 Mg alloy samples in the phosphating bath as well as increasing the ratio of sodium dodecyl sulfate (SDS) concentration to sodium nitrite concentration in the phosphating bath formulation increase the mass of phosphating formed per unit area of the Mg alloy. The results of the scanning electron microscope test showed phosphating is not completely formed in short immersion times, which is a thin and uneven layer.\u0000\u0000\u0000Research limitations/implications\u0000Mg and its alloys are sensitive to galvanic corrosion, which would lead to generating several holes in the metal. As such, it causes a decrease in mechanical stability as well as an unfavorable appearance.\u0000\u0000\u0000Practical implications\u0000Mg is used in several industries such as automobile and computer parts, mobile phones, astronaut compounds, sports goods and home appliances.\u0000\u0000\u0000Social implications\u0000Nevertheless, Mg has high chemical reactivity, so an oxide-hydroxide layer is formed on its surface, which has a harmful effect on the adhesion and uniformity of the coating applied on Mg.\u0000\u0000\u0000Originality/value\u0000By increasing the ratio of SDS concentration to sodium nitrite concentration in the phosphating bath, the corrosion resistance of the phosphating increases.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-10-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85695332","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Cometabolic bacterial and fungal remediation as a promising strategy for recycled paper and cardboard mill wastewater treatment 降解细菌和真菌修复技术是处理再生纸和纸板厂废水的一种很有前途的方法
Pigment & Resin Technology Pub Date : 2022-10-17 DOI: 10.1108/prt-07-2022-0089
M. Gholami, A. Mahvi, Fahimeh Teimouri, M. Ehrampoush, Abbasali Jafari Nodoushan, S. Jambarsang, M. Ghaneian
{"title":"Cometabolic bacterial and fungal remediation as a promising strategy for recycled paper and cardboard mill wastewater treatment","authors":"M. Gholami, A. Mahvi, Fahimeh Teimouri, M. Ehrampoush, Abbasali Jafari Nodoushan, S. Jambarsang, M. Ghaneian","doi":"10.1108/prt-07-2022-0089","DOIUrl":"https://doi.org/10.1108/prt-07-2022-0089","url":null,"abstract":"\u0000Purpose\u0000This paper aims to study the application of high-tolerance and flexible indigenous bacteria and fungi, along with the co-metabolism in recycled paper and cardboard mill (RPCM) wastewater treatment (WWT).\u0000\u0000\u0000Design/methodology/approach\u0000The molecular characterization of isolated indigenous bacteria and fungi was performed by 16S rRNA and 18S rRNA gene sequencing, respectively. Glucose was used as a cometabolic substrate to enhance the bioremediation process.\u0000\u0000\u0000Findings\u0000The highest removal efficiency was achieved for both chemical oxygen demand (COD) and color [78% COD and 45% color removal by Pseudomonas aeruginosa RW-2 (MZ603673), as well as approximately 70% COD and 48% color removal by Geotrichum candidum RW-4 (ON024394)]. The corresponding percentages were higher in comparison with the efficiency obtained from the oxidation ditch unit in the full-scale RPCM WWT plant.\u0000\u0000\u0000Originality/value\u0000Indigenous P. aeruginosa RW-2 and G. candidum RW-4 demonstrated effective capability in RPCM WWT despite the highly toxic and low biodegradable nature, especially with the assistance of glucose.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-10-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84049130","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of the Efficiency of traditional chitosan, nano chitosan and chitosan nanocomposites for consolidating aged papyrus paper 传统壳聚糖、纳米壳聚糖及壳聚糖纳米复合材料固结陈年纸莎草纸的效果评价
Pigment & Resin Technology Pub Date : 2022-10-13 DOI: 10.1108/prt-06-2022-0079
E. Salim, Wael S Mohamed, Rasha Sadek
{"title":"Evaluation of the Efficiency of traditional chitosan, nano chitosan and chitosan nanocomposites for consolidating aged papyrus paper","authors":"E. Salim, Wael S Mohamed, Rasha Sadek","doi":"10.1108/prt-06-2022-0079","DOIUrl":"https://doi.org/10.1108/prt-06-2022-0079","url":null,"abstract":"\u0000Purpose\u0000Paper aims to evaluate the efficiency of traditional chitosan, nano chitosan, and chitosan nanocomposites for consolidating aged papyrus samples. Cellulose-based materials, such as papyrus sheets and paper, which are the most common types of writing supports for works of art in many museums and archive. They are subjected to different types of deterioration factors that may lead to many conservation problems. Consolidation treatment is one of the most common conservation treatments, which should have perform after much testing to select the appropriate consolidants.\u0000\u0000\u0000Design/methodology/approach\u0000This research paper aims to evaluate the resistance of traditional chitosan, nanochitosan and chitosan/zinc oxide nanocomposite as an eco-friendly papyrus strengthening. Untreated and treated papyrus was thermally aged and characterized via scanning electron microscope (SEM) and Fourier transform infrared spectroscopy (FTIR). Antimicrobial activity of the papyrus specimens was also determined against four tested pathogenic bacteria by disc diffusion method: MRSA, Staphylococcus aureus, E. coli and P. aeruginosa.\u0000\u0000\u0000Findings\u0000The results revealed that chitosan nanocomposite showed a remarkable enhancement of papyrus tensile properties and presence of ZnO prevents the effects of biodeterioration.\u0000\u0000\u0000Originality/value\u0000Zinc oxide nanoparticles enhance the optical properties and increase the chemical reactions between the consolidating material and the treated papyrus.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84184454","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Resin finishing of hessian fabric for potential application as a semi-rigid packaging material 用作半刚性包装材料的粗麻织物的树脂整理
Pigment & Resin Technology Pub Date : 2022-10-10 DOI: 10.1108/prt-06-2022-0083
P. Sarkar, A. Lakshmanan, N. Kumar
{"title":"Resin finishing of hessian fabric for potential application as a semi-rigid packaging material","authors":"P. Sarkar, A. Lakshmanan, N. Kumar","doi":"10.1108/prt-06-2022-0083","DOIUrl":"https://doi.org/10.1108/prt-06-2022-0083","url":null,"abstract":"\u0000Purpose\u0000The purpose of this study is to enhance the functional properties of Hessian fabric through resin finishing. Hessian bags made of lignocellulosic jute fiber are commonly used to pack, store and transport agro-commodities, including horticultural crops such as rice, potato, onion and wheat. However, because of high water affinity, these bags undergo degradation in properties due to moisture release by the stored commodities themselves. Exposure to natural elements, e.g. rain and dew, also causes moisture absorption in hessian bags. Once the bag gets moistened, degradation of jute bags starts due to microbial attack, leading to loss in tensile strength and change in extensibility, leading to ultimate breakage in warp and weft directions of the fabric.\u0000\u0000\u0000Design/methodology/approach\u0000To overcome the degradation in the functional properties of hessian fabric due to exposure to moisture and microbial attack, the application of semi-synthetic polymeric materials was carried out.\u0000\u0000\u0000Findings\u0000Tenacity, bursting strength, puncture resistance, tear strength and breaking load, as well as life cycle of resin-treated jute fabric was found to be better than control jute.\u0000\u0000\u0000Originality/value\u0000To the best of the authors’ knowledge, no recent reports of resin finishing on jute (hessian) fabric with semi-synthetic resins are presently available, other than coating with rubber.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90931198","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Durable self-cleaning nano-titanium dioxide superhydrophilic coating with anti-fog property 耐久的自清洁纳米二氧化钛超亲水涂层,具有防雾性能
Pigment & Resin Technology Pub Date : 2022-09-30 DOI: 10.1108/prt-06-2022-0080
A.M. Syafiq, Vengadaesvaran Balakrishnan, Nasrudin Abd. Rahim
{"title":"Durable self-cleaning nano-titanium dioxide superhydrophilic coating with anti-fog property","authors":"A.M. Syafiq, Vengadaesvaran Balakrishnan, Nasrudin Abd. Rahim","doi":"10.1108/prt-06-2022-0080","DOIUrl":"https://doi.org/10.1108/prt-06-2022-0080","url":null,"abstract":"\u0000Purpose\u0000This paper aims to design the nano-titanium dioxide (TiO2) coating system which has superhydrophilic property, self-cleaning mechanism and antifog property as well as strong adhesion on glass substrate.\u0000\u0000\u0000Design/methodology/approach\u0000Two hydrophilic materials have been used such as TiO2 nanoparticles as fillers and hydrophilic copolymer, Pluronic F-127 by using simple sol–gel approach. The prepared solution was applied onto glass through dip- and spray-coating techniques and then left for drying at ambient temperature.\u0000\u0000\u0000Findings\u0000The nano-TiO2 superhydrophilic coating has achieved the water contact angle of 4.9° ± 0.5°. The superhydrophilic coating showed great self-cleaning effect against concentrated syrup and methylene blue where thin layer of water washes the dirt contaminants away. The nano-TiO2 coating exhibits great antifog performance that maintains high transparency of around 89% when the coated glass is placed above hot-fog vapor for 10 min. The fog droplets were condensed into water film which allowed the transmission of light through the glass. The strong adhesion of coated glass shows no total failure at scratch profile when impacted with scratch load of 500, 800 and 1,200 mN.\u0000\u0000\u0000Research limitations/implications\u0000Findings will be useful in the development of self-cleaning superhydrophilic coating that is applicable on building glass and photovoltaic panel.\u0000\u0000\u0000Practical implications\u0000The developed nano-TiO2 coating is developed by the combination of hydrophilic organic copolymer–inorganic TiO2 network to achieve great superhydrophilic property, optimum self-cleaning ability and supreme antifog performance.\u0000\u0000\u0000Social implications\u0000The findings will be useful for residents in building glass window where the application will reduce dust accumulation and keep the glass clean for longer period.\u0000\u0000\u0000Originality/value\u0000The synthesis of nano-TiO2 superhydrophilic coating which can be sprayed on large glass panel and cured at ambient temperature.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90569267","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
New thiadiazol azo disperse dyes derivatives and their application as a colored material for silk screen-printing ink for printing on polyester fabric 新型噻二唑偶氮分散染料衍生物及其在涤纶织物丝印油墨着色材料中的应用
Pigment & Resin Technology Pub Date : 2022-09-30 DOI: 10.1108/prt-07-2022-0088
Hamada Abdelwahab, Fatimah A.M. Al-Zahrani, Ali A. Ali, A. Mahmoud, Long Lin
{"title":"New thiadiazol azo disperse dyes derivatives and their application as a colored material for silk screen-printing ink for printing on polyester fabric","authors":"Hamada Abdelwahab, Fatimah A.M. Al-Zahrani, Ali A. Ali, A. Mahmoud, Long Lin","doi":"10.1108/prt-07-2022-0088","DOIUrl":"https://doi.org/10.1108/prt-07-2022-0088","url":null,"abstract":"\u0000Purpose\u0000This paper aims to synthesize new screen-printing ink formula based on new derivatives of azo thiadiazol disperse dyes and evaluate their characteristics after being printed on polyester fabric substrates.\u0000\u0000\u0000Design/methodology/approach\u0000New dispersed dyes based on 1, 3, 4-Thiadiazole derivatives (dyes 1 and 2) were prepared and confirmed by different analyses, infrared (IR), mass and nuclear magnetic resonance (NMR) spectroscopy, and then formulated as colored materials in the screen-printing ink formulations. Printing pastes containing the prepared dyestuffs and other ingredients were used for printing polyester using screen-printing or traditional printing. The characteristics of printed polyester fabric substrates were measured by color measurements such as a*, b*, L*, C*, E, Ho, R% and color strength, as well as light, washing, crock and alkali perspiration fastness, and finally, the depth of penetration was evaluated.\u0000\u0000\u0000Findings\u0000The prepared 1, 3, 4-Thiadiazole derivatives (dyes 1 and 2) were obtained from the reaction of 5,5’-(1,4-phenylene)bis(1,3,4-Thiadiazole-2-amine) with resorcinol and m-toluidine as a coupling component. The suitability of the prepared dyestuffs for silk screen-printing on polyester fabrics has been investigated. The prints obtained from a formulation containing dye 1 possess high color strength as well as good overall fastness properties if compared to those obtained using dye 2.\u0000\u0000\u0000Practical implications\u0000The method of synthesis of the new dyestuffs and screen-printing ink provides a simple and practical solution to prepare some new heterocyclic disperse azo dyes, and they are formulated in the screen-printing inks for printing on a polyester fabric substrate.\u0000\u0000\u0000Originality/value\u0000The prepared disperse dyes based on 1,3,4-Thiadiazole derivatives (dyes 1 and 2) could be used in textile printing of polyester on an industrial scale.\u0000","PeriodicalId":20147,"journal":{"name":"Pigment & Resin Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88621935","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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