Constructing eco-friendly flame retardant coating on cotton fabrics by layer-by-layer self-assembly

Cellulose ◽  
2020 ◽  
Vol 27 (9) ◽  
pp. 5377-5389 ◽  
Author(s):  
Wenjia Wang ◽  
Jia Guo ◽  
Xiaodong Liu ◽  
Hongfei Li ◽  
Jun Sun ◽  
...  
2019 ◽  
Vol 20 (3) ◽  
pp. 538-544 ◽  
Author(s):  
Shanshan Li ◽  
Fang Ding ◽  
Xinghuan Lin ◽  
Zhiguang Li ◽  
Xuehong Ren

2021 ◽  
Author(s):  
Xinhua Liu ◽  
Hailong Liu ◽  
Yinchun Fang

Abstract In this study, intumescent flame retardant coating of polyethylenimine/phytic acid (PEI/PA) with gradient structure was constructed on cotton fabric through facile layer-by-layer (LBL) assembly method. The LOI value of coated cotton fabric reached over 40% indicating excellent flame retardancy. Reasonable controlling the LBL assembly process of PEI/PA coating brought less influence to the physical properties of cotton fabrics. And the coated cotton fabric revealed good flame retardant washing durability. Thermogravimetric analysis results of coated cotton fabrics showed that PEI/PA flame retardant coating changed the thermal decomposition process and promoted char formation revealing the obviously condensed phase flame retardant action. SEM images of char residues revealed that PEI/PA flame retardant coating promoted to form the intumescent flame retardant (IFR) char layer showing obvious IFR action. This research provides novel strategy for the development of high-efficiency flame retardant cotton fabric with good durability and physical properties using simple LBL assembly method.


2020 ◽  
Vol 243 ◽  
pp. 118641 ◽  
Author(s):  
Xiaohui Liu ◽  
Qiuyan Zhang ◽  
Bo Peng ◽  
Yuanlin Ren ◽  
Bowen Cheng ◽  
...  

RSC Advances ◽  
2017 ◽  
Vol 7 (68) ◽  
pp. 42641-42652 ◽  
Author(s):  
Mingwei Tian ◽  
Minzhi Du ◽  
Lijun Qu ◽  
Shaojuan Chen ◽  
Shifeng Zhu ◽  
...  

In our paper, multi-functional cotton fabrics with electrical and electromagnetic interference (EMI) shielding properties via layer-by-layer (LbL) electrostatic self-assembly approach were prepared.


Cellulose ◽  
2019 ◽  
Vol 26 (4) ◽  
pp. 2729-2741
Author(s):  
Chenmin Zheng ◽  
Sili Wen ◽  
Ziling Teng ◽  
Chunlu Ye ◽  
Qiaoling Chen ◽  
...  

2016 ◽  
Vol 28 (3) ◽  
pp. 368-377
Author(s):  
Sule Ugur ◽  
Merih Sarıışık ◽  
Gizem Türkoğlu ◽  
Gökhan Erkan ◽  
Emre Erden

Purpose – The purpose of this paper is to create a textile material which shows antibacterial activity with resistance to environmental conditions by using volatile active agent inclusion complex and self-assembly method. Design/methodology/approach – An inclusion complex of carvacrol and β-CD is generated by kneading method and deposited on the cotton fabrics by using a nanofabrication method named as layer-by-layer (LbL) deposition method. Three different concentration of CD and CD:Car aqueous solutions were deposited on cotton fabrics. Attenuated total reflectance Fourier transform infrared spectroscopy (FTIR-ATR), scanning electron microscopy (SEM), antimicrobial efficacy test of fabrics against washing and some physical tests (water vapor permeability, air permeability) were performed on the fabrics before and after the treatment with CD to evaluate the effect of the LbL process on cotton fabric properties. Findings – The results showed that the coated fabrics with CD/CD:Car multilayer films enhanced the antimicrobial efficacy of cotton fabrics against to Klebsiella pneumonia and Staphylococus aureus bacteria. Air and water vapor permeability properties of the cotton fabric effected after the LbL deposition process sure enough. With SEM and FTIR-ATR analysis the CD:Car complex presence were verified. The durability of antibacterial properties were analyzed after one and ten washing (40°C and 30 min) cycles. Originality/value – This work provides a novel and simple method for CD and inclusion complex of carvacrol film deposition by self-assembly method on cotton fabrics and their application onto cotton fabrics to gain antibacterial property.


Coatings ◽  
2020 ◽  
Vol 10 (4) ◽  
pp. 333 ◽  
Author(s):  
Giulio Malucelli

Surface-engineered coatings for the fire protection of cotton are being increasing used thanks to the ease of application of the coatings and their effectiveness in preventing flame propagation and improving resistance to irradiative heat flux exposure. Two main approaches have been extensively investigated, namely sol-gel derived coatings and layer-by-layer assemblies. These approaches are both capable of providing treated fabrics with outstanding flame-retardant features. Notwithstanding, according to the composition of the sol-gel recipes and the type of deposited layers, it is possible to design multifunctional (for example hydrophobic and electrically conductive) treatments. This review aims at discussing recent advances with respect to both strategies, highlighting current limitations, open challenges, and possible advances.


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