Since the development of PTFE, due to its excellent properties such as thermal stability, chemical corrosion resistance, low friction coefficient, and low water absorption due to its special molecular
Perfluoropolyethers (Perfluoropolyethers, abbreviated as PFPE) is a synthetic polymer that is liquid at room temperature. Advantages:Heat resistance and oxidation stability,chemical stability,thermal
N-butanol, also known as 1-butanol and butanol, is a kind of alcohol, each molecule has four carbon atoms, and there are three isomers, which are isobutanol, sec-butanol and tert-butanol.
Isobutanol, also known as isopropylmethanol and 2-methylpropanol, is a colorless, flammable liquid with an alcoholic odor and a special odor. It is one of the main components of the aroma of fresh tea
Dangerous goods are divided into the following 9 categories
Electronic fluorinated fluids generally refer to a class of organic compounds obtained by replacing part or all of the hydrogen in hydrocarbons with fluorine. They generally have good heat transfer pr
Sun Huimin, director of the Institute of Packaging Materials of THE Chinese Procuratorate, presided over the project launch meeting, introduced the basic situation and implementation necessity of the
R22 has good stability to metal, no corrosion. However, when R22 contains water, copper plating is easy to occur. R22 has a certain erosive sealing material for natural rubber and plastic organic mate
1. R290 Basic information Chinese name: propane Molecular formula: C3H8 Molecular weight: 44.10 Appearance and properties: colorless gas, pure odorless Solubility: slightly soluble in water, soluble i
The newly built cold storage system should be vacuumized before filling refrigerant. As for the harm of not vacuumizing, we have said many times that the refrigeration encyclopedia public number is no
