바이러스필터 43

NOVEL - Korean startup develops sterilization mask that kills virus on mask surface

Sources: Pulse click Korean sources: MK click A South Korean startup has developed a multiple-use self-sanitizing facial mask that instantly kills virus on the surface. The invention from Korean startup Medifiber uses copper ions on the mask fabric as a sterilizer. In a test conducted by Korea Testing & Research Institute, the only state-run virus inspection and test agency, 99.9 percent of the ..

NOVEL - CAZ fiber achieved FDA Class 1 and classified as OUK

CAZ has achieved FDA Class 1 Class 1 There may be concerns that copper could be harmful to the human body, but FDA approval has proven that this CAZ has no effect on the human body. As this VirusBuster filter uses CAZ fiber, it is also harmless to the human body. But, this filter has no FDA because filter does not come into contact with humans. Product Code: OUK (510K) - We will update when we g..

CDC - Keep Children Healthy during the COVID-19 Outbreak

Source: CDC Based on available evidence, most children do not appear to be at higher risk for COVID-19 than adults. While some children and infants have been sick with COVID-19, adults make up most of the known cases to date. Watch your child for any signs of COVID-19 illness COVID-19 can look different in different people. For many people, being sick with COVID-19 would be a little bit like hav..

Nepal - Oligodynamic Action of Silver, Copper and Brass on Enteric Bacteria Isolated from Water of Kathmandu Valley

Source: Nepal Journal of Science and Technology Vol. 10, 2009 Page: 189-193 Abstract Traditionally certain metal pots are used to store drinking water in order to ensure safety. A study was conducted with the aim of evaluating the effect of oligodynamic metals such as copper, silver and brass against enteric gram negative drinking water isolates such as Salmonella paratyphi, Shigella spp., E. co..

ASM - Metallic Copper Contact Killing as an Antimicrobial Surface

Cartoon of the tentative events in contact killing. (A) Copper dissolves from the copper surface and causes cell damage. (B) The cell membrane ruptures because of copper and other stress phenomena, leading to loss of membrane potential and cytoplasmic content. (C) Copper ions induce the generation of reactive oxygen species, which cause further cell damage. (D) Genomic and plasmid DNA becomes de..

NOVEL - What is the difference between MB filter and nanomembrane filter?

MB filter is exactly called Charged Melt Blown filter and is relatively inexpensive. The pore size of the filter is larger than that of fine dust or droplets, but since static electricity of petroleum is loaded, it absorbs fine dust with the attraction of static electricity. Static electricity gradually dissipates by the moisture contained in the breath and disappears completely when it comes in..