Moisture Management Behavior of Summer Cooling Towels

2020 ◽  
Vol 897 ◽  
pp. 25-29
Author(s):  
Yim Ling Lam ◽  
Wen Yi Wang ◽  
Chi Wai Kan ◽  
Krailerck Visesphan ◽  
Saowanee Areechongchareon ◽  
...  

This study evaluated the cooling properties of summer cooling towels of different brands by analyzing the moisture management behavior. It was found that all the samples could provide a cooling effect at first contact after being wetted. The samples of Cooldyxm and Ice Towel showed the highest cooling effect followed by the N-rit samples, which was regarded as “fast absorbing and quick drying fabric, whereas Perfect Fitness samples had the poorest cooling effect and was labeled as “slow absorbing and slow drying fabric”. The reason may be explained by the yarn density, fabric structure and thickness.

2020 ◽  
Vol 901 ◽  
pp. 95-102
Author(s):  
Yim Ling Lam ◽  
Wen Yi Wang ◽  
Chi Wai Kan ◽  
Maturod Viengsima ◽  
Kasem Manarungwit ◽  
...  

This study evaluated the cooling properties of summer cooling towels of different brands by studying the liquid moisture management behavior. All the samples were found to provide a cooling effect at first contact after being wetted. The samples of Perfect Fitness showed the highest cooling effect followed, whereas N-rit, Cooldyxm and Ice Towel samples had the poorest cooling effect. Through this study, the general cooling effect of summer cooling towels in the market can be compared which provide some idea to the consumer for product selection.


2015 ◽  
Vol 107 (5) ◽  
pp. 596-605 ◽  
Author(s):  
Muhammad Umair ◽  
Tanveer Hussain ◽  
Khubab Shaker ◽  
Yasir Nawab ◽  
Muhammad Maqsood ◽  
...  

2020 ◽  
Vol 165 ◽  
pp. 05011
Author(s):  
Yim-Ling Lam ◽  
Wenyi Wang ◽  
Chi-Wai Kan ◽  
Nongnut Sasithorn ◽  
Kongkiat Maha-in ◽  
...  

This study evaluated the cooling properties of summer cooling towels of different brands by studying the water vapor transmission behavior. All the samples were found to provide a cooling effect at first contact after being wetted. The samples of N-rit showed the highest cooling effect followed by Cooldyxm and Ice Towel, whereas Perfect Fitness had the poorest cooling effect.


2012 ◽  
Vol 13 (4) ◽  
pp. 529-534 ◽  
Author(s):  
R. Bagherzadeh ◽  
M. Gorji ◽  
M. Latifi ◽  
P. Payvandy ◽  
L. X. Kong

2018 ◽  
Vol 89 (10) ◽  
pp. 1983-1996 ◽  
Author(s):  
Yang Yang ◽  
Liqun Chen ◽  
Tayyab Naveed ◽  
Peihua Zhang ◽  
Amjad Farooq

The thermal-wet-comfort characteristic of fabrics is primary to clothing for human bodies. The comfort aptitudes in the fabrics increase the significance of attire and are gaining more interest in the global market. Therefore, the purpose of this study is to analyze the influence of finishing patterns and fabric structure parameters on the comfort performance, air permeability, wicking effect, one-way water transport properties and thermal-physiological properties of unidirectional water transport knitted polyester fabrics. Eight samples are developed by hydrophobic finishing, which possessed good moisture management properties. The result implies that with the intensity of pores, there is an increase in the capillary effect of moisture absorption and transportation in the fabrics. Further, the escalation of the hydrophilic area to a hydrophobic area and regularity in the finishing pattern make the fabrics better in performance for unidirectional water transmission and thermal-wet comfortability. The statistical analysis indicates that the fabric structure and finishing patterns have a significant effect ( p = 0.01) on moisture management properties. The fabric with a rib air structure and finishing pattern with ratio (69%) of the hydrophilic area to the hydrophobic area has the best regularity and moisture management property.


2021 ◽  
Author(s):  
Vanja Kokol ◽  
Vera Vivod ◽  
Zdenka Peršin ◽  
Taina Kamppuri ◽  
Polona Dobnik-Dubrovski

Abstract Low moisture absorbency of hydrophobically coated flame-resistant (FR) fabrics do not correlate well with the thermophysiological comfort. In this frame, we were the first to study the effect of screen-printed microfibrillated cellulose (MFC) on fabric’s breathability and moisture build-up and transfer as user-friendly and wear-related comfortable coating. The amount of MFC applied and its patterning was varied using different printing parameters, and the density and thickness of FR fabric, and studied by add-on measurement and microscopic imaging. The effect of MFC coating and its durability (attachment) after a post-printing of hydrophobic polyacrylate on the same (layer-by-layer) or other side of the fabrics was considered, thus to maintain one side of the fabric (facing towards the wearer) hydrophilic while keeping the other side (facing outward) hydrophobic. The results showed that MFC provides uniform and repeatable printing, which gave homogeneous patterning with good layering on the fabrics, although, resulting in the MFC concentration, squeegee’ pressure, and fabric’ structure dependent add-on, its imprinting and co-crosslinking within the polyacrylate. This slightly reduced the fabric air-permeability, but increased it surfaces wetting, moisture uptake kinetic and capacity (hydroscopicity), without affecting the water vapour transfer. Besides, the polyacrylate could fix the MFC pre-printed on the other side of the fabric, thus maintaining its hydrophilicity, being more pronounced in the case of less open and thicker fabric, while improving its tensile /tear strengths and abrasion resistance, without deterioration of the fabric`s flammability.


2019 ◽  
pp. 152808371987127
Author(s):  
Meisam Salmani Sangtabi ◽  
Mehdi Kamali Dolatabadi ◽  
Mohsen Gorji ◽  
Ali Akbar Gharehaghaji ◽  
Abosaeed Rashidi

This study aimed to examine the fabrication of bi-constituent nanofibrous membranes and investigation of their moisture management behavior in various environmental conditions. In doing so, polyurethane with a hydrophobic nature and superior mechanical behavior and poly(2-acrylamido-2-methylpropane sulfonic acid) (PAMPS) with a hydrophilic nature were utilized. Different hybrid electrospun nanofibrous membranes were aligned based on different layer arrangements and composition ratios. Then, the impacts of the solid fraction of polymers, sequence of stacking, and environmental conditions on water vapor permeability, contact angle, and acidic water permeation were measured and discussed. Tracing the water vapor permeability behavior in samples was carried out through measuring the amount of permeation hourly and proposing some regression models. Bi-modal nanofibrous membranes were successfully fabricated using PAMPS and polyurethane with an average fiber diameter of 543.5 and 216.7 nm, respectively. As the volume fraction of PAMPS increased, the porosities of the samples remained unchanged, the number of pores increased, and the pore size decreased (the average pore diameter was 299.97 nm for the PAMPS sample and 492.35 nm for the polyurethane sample). Despite the better water vapor permeability of the polyurethane membranes than that of the PAMPS membranes, in the first 12 h of the water vapor permeability test, the trend was completely reverse. The results also revealed that in the relative humidity of 55%, the polyurethane layer had the highest water vapor permeability among all samples. The results of the acidic water permeation and contact angle tests showed that the hybrid electrospun nanofibrous membranes exhibit better wicking and wetting properties.


Coatings ◽  
2021 ◽  
Vol 11 (5) ◽  
pp. 575
Author(s):  
Amna Siddique ◽  
Tufail Hassan ◽  
Sharjeel Abid ◽  
Munir Ashraf ◽  
Azmat Hussain ◽  
...  

Prolonged drying times of terry fabrics is a problem as they can not be re-used until completely dry. To resolve this issue, we have designed a sandwich polyester in the mid-layer with low moisture content that could reduce the drying time with excellent wicking properties. These fabrics are widely used as activewear and sportswear. The effect of different softeners on the moisture management properties of weft-knitted terry fabrics’ for various applications has also been studied. Terry knitted fabrics were prepared using a circular knitting machine. Six different softeners were applied with three different concentrations, i.e., 10 g/L, 15 g/L, and 20 g/L, on the fabric using the pad-dry-cure method. Moisture management tests and rubbing fastness tests were performed to analyze the applied softener’s effect on the fabric comfort and moisture management performance. Results revealed that softener type (i.e., cationic, anionic, and non-ionic) and concentration levels considerably affect the moisture management capability of terry knitted fabrics.


Cellulose ◽  
2021 ◽  
Author(s):  
Vanja Kokol ◽  
Vera Vivod ◽  
Zdenka Peršin ◽  
Taina Kamppuri ◽  
Polona Dobnik-Dubrovski

AbstractLow moisture absorbency of hydrophobically coated flame-resistant (FR) fabrics do not correlate well with the thermophysiological comfort. In this frame, we were the first to study the effect of screen-printed microfibrillated cellulose (MFC) on fabric’s breathability and moisture build-up and transfer as user-friendly and wear-related comfortable coating. The amount of MFC applied and its patterning was varied using different printing parameters, the density and thickness of FR fabric, and studied by add-on measurement and microscopic imaging. The effect of MFC coating and its durability (attachment) after a post-printing of hydrophobic polyacrylate on the same (layer-by-layer) or other side of the fabrics was considered, thus to maintain one side of the fabric (facing towards the wearer) hydrophilic while keeping the other side (facing outward) hydrophobic. The results showed that MFC provides uniform and repeatable printing, which gave homogeneous patterning with good layering on the fabrics, although, resulting in the MFC concentration, squeegee’ pressure, and fabric’ structure dependent add-on, its imprinting and co-crosslinking within the polyacrylate. This slightly reduced the fabric air-permeability, but increased it surfaces wetting, moisture uptake kinetic and capacity (hydroscopicity), without affecting the water vapour transfer. Besides, the polyacrylate could fix the MFC pre-printed on the other side of the fabric, thus maintaining its hydrophilicity, being more pronounced in the case of less open and thicker fabric, while improving its tensile/tear strengths and abrasion resistance, without deterioration of the fabric`s flammability.


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