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When we measure microporous filtration membranes, we usually use several main tools, such as optical microscopes, scanning electron microscopes (SEM) and transmission electron microscopes (TEM),
2024-06-09
A common saying is that mesopores in microporous filtration membranes are better than micropores? To solve this problem, we need to start with the difference between the two
2024-06-03
Microporous film-coated tablets are a thin layer of microporous film wrapped on the surface of drug particles or tablet cores. They are oral solid pharmaceuticals or health food particles.
2024-05-28
There is a close relationship between the thickness of the microporous membrane, porosity and flow rate. Changes in each element here will affect the overall filtration speed and effect of the membran
2024-05-22
What are the main differences between composite microporous membranes and pure membranes in terms of
Composite membranes and pure membranes both belong to the membrane category, but they also have essential differences. A composite membrane is a membrane composed of multiple layers or materials wi...
2024-05-14
Plasma treatment is a surface modification technology for filter membranes, and its main function is to enhance the performance of the filter membrane.
2023-12-22
The pressure drop test of the air filter membrane is mainly to evaluate the air flow resistance through the filter membrane. The test data provides data and reference for the filter performance and it
2023-12-19
Microporous filtration membranes are based on the principle of size separation and are more commonly used in the detection of pathogenic microorganisms and microbial contamination detection industries
2023-12-04
The filtration efficiency test of air filter membranes usually uses various standardized methods and techniques, including particle counting method, gravimetric method, photometric method, scanning el
2023-12-01
The working principle of gas separation membranes is determined by factors such as the size, shape, polarity and chemical interaction of gas molecules. These characteristics determine the speed at whi
2023-11-29
The air contains a variety of molecules and particles, both natural and man-made. In addition to the parts that can be used, it also contains components that affect its use and even are harmful.
2023-11-27
As the name suggests, "click chemistry" refers to fast, reliable, and high-yield chemical reactions. It is a concept first proposed by Professor K. Barry Sharpless in 2001. It refers to the use of spe
2023-11-22
Microcellulose filter membranes play an important role in the separation, purification and concentration of biologically functional proteins. These filter membranes, which are composed of countless sm
2023-11-20
PC (polycarbonate) and PET (polyethylene terephthalate) are the two most commonly used materials for track etching films. They both have good etching track properties, but there are also some qualitat
2023-11-17
There are many types of materials used in the production of track etching films, such as polycarbonate (PC), polyethylene terephthalate (PET), polyimide (PI), polypropylene (PP), polystyrene (PS), pol
2023-11-15
The porosity of the membrane plays a vital role in the filtration process. The porosity mentioned here refers to the hollow space or the volume fraction of the voids in the membrane material. I
2023-11-13
Silanization method is a commonly used surface modification technology for filter membranes. It is a chemical reaction between the surface substance of the filter membrane
2023-11-10
Under normal storage conditions, it has not experienced the effects of high and low temperatures, but the filter membrane membrane deformed and shrunk seriously after being cut. What is the reason for
2023-11-08
The pollution of the filter membrane refers to the accumulation of substances on the surface of the filter membrane or inside the pores, which leads to a reduction in filtration efficiency and affects
2023-11-06
Membranes used to filter pharmaceutical solutions require specific characteristics to ensure effective and safe filtration. The following is an analysis of the main characteristics
2023-11-03
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