Results 1 to 10 of about 16,129 (164)
Effects of household water-repellent agents and number of coating layers on the physical properties of cotton woven fabrics. [PDF]
PLoS 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
Strength and Water-Repelling Properties of Cement Mortar Mixed with Water Repellents [PDF]
Materials, 2021 In this study, the compressive strength and water contact angle of mortar specimens prepared by mixing two types of water repellent with ordinary Portland cement (OPC) and rapid-hardening cement mortar were measured before and after surface abrasion.
Hyeju Kang, Sukpyo Kang, Byoungky Lee
openaire +2 more sources
Basic physical and mechanical properties of water repellent sand-clay mixed soil
Yantu 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]
E3S 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
Aerosol 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]
Mesopotamia 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]
E3S 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
Molecules, 2023 A novel fluorine-containing water-repellent agent (OFAE-SA-BA) was designed and synthesized by emulsion copolymerization, which was used to replace the commercial long fluorocarbon chain water-repellent agent.
Yanli Li +6 more
doaj +1 more source
Influence of Water-Repellent Treatment with Silicon Resin on Properties of Concrete
Advances in Materials Science and Engineering, 2019 Although studies on water-repellent properties of silicon resin (SR) on cement-based materials have received tremendous attention around the world in recent years, they mainly focus on individual properties of water-repellent concrete treated with SR ...
Yupeng Tian +5 more
doaj +1 more source
Majalah Kulit, Karet, dan Plastik, 2017 A research has been undertaken to increase the cold resistance of upper leather by decreasing its water absorption ability. Fluorinated acrylic polymer, a water repellent substance, was added at fatliquoring and finishing stages of upper leather with ...
Prayitno, Emiliana Kasmudjiastuti
doaj +1 more source