Results 1 to 10 of about 16,144 (115)

Effects of household water-repellent agents and number of coating layers on the physical properties of cotton woven fabrics. [PDF]

open access: yesPLoS ONE, 2023
The increased interest in outdoor activities has prompted the demand for water-repellent fabrics that can withstand various environmental factors. In this study, the water repellency and physical properties, namely thickness, weight, tensile strength ...
Seyeon Kim   +5 more
doaj   +2 more sources

Investigation of Water-Repellent Thrust Bearing

open access: yesTribology Online, 2010
In this study, the flat thrust bearing was developed by actively exploiting the slip flow generated on a water-repellent surface. In order to produce a load, bearing has a structure that generates pressure flow by using the discontinuity of the shear ...
Akitoshi Takeuchi
doaj   +3 more sources

Fluorosilane Water-Repellent Coating for the Protection of Marble, Wood and Other Materials

open access: yesHeritage, 2021
The preservation of cultural heritage monuments and artifacts requires the development of methods to produce water-repellent materials, which can offer protection against the effects of atmospheric water.
Fotios G. Adamopoulos   +3 more
doaj   +3 more sources

Development of Bio and Non-Fluorinated Palmitic Acid Based Water Repellent for Cotton Fabric

open access: yesJournal of Natural Fibers, 2022
Fluorinated compounds provide excellent oil and water repellency to cotton fabrics. But, they have various toxic effects on human health and the environment.
Rabia Sharif   +5 more
doaj   +2 more sources

Basic physical and mechanical properties of water repellent sand-clay mixed soil

open access: yesYantu gongcheng xuebao, 2023
The water repellent soil has many excellent properties. At present, its use is mainly aimed at the water repellent sand. In order to expand the application scope of the water repellent soil, a series tests are carried out. The results show that the loose
YANG Song 1, HUANG Yinghao 2
doaj   +1 more source

Impact force of post-fire debris flows over erodible beds [PDF]

open access: yesE3S Web of Conferences, 2023
After wildfire events, water repellent soil is often found in the subsurface layer of channel bed in the burnt area. Debris flows generated from burnt basins and ensuing entrainment of the channel bed pose imminent threat to infrastructure and human ...
Zheng Min   +3 more
doaj   +1 more source

Anti-paste Bag Performance of Water-repellent Filter Media in High-humidity Environments Considering Ultra-low Emissions

open access: yesAerosol and Air Quality Research, 2023
This study performed surface treatment of Flumex, polyimide, and membrane-covered aramid (chosen as test substrates) by the C8-1833 water-repellent agent.
Zhongkai Yu   +3 more
doaj   +1 more source

ATTRACTANT AND REPELLENT EFFECT OF EXTRACTS OF WATER AND HEXAN OF CUMIN AND FENNEL SEEDS ON KHABRA BEETLE TROGODERMA GRANARIUM (EVERT) [PDF]

open access: yesMesopotamia Journal of Agriculture, 2012
Result of attractant and repellent effect at three concentration 1 ,3 and 5 % of water and hexen cumin and Fennel seeds extracts on Khabra larvae feeding on wheat seeds, showed that both extract types had repellent effect at all concentrations ...
Wafa abid yehya
doaj   +1 more source

Water-entry pressure in water repellent soils: a review [PDF]

open access: yesE3S Web of Conferences, 2020
Water repellent soils can be naturally promoted (e.g. after wildfires) or synthetically induced by mixing with hydrophobic compounds (e.g. polydimethylsiloxane).
Xing Xin, Lourenço Sérgio D.N.
doaj   +1 more source

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