Superplasticizer used in concrete refers to the fact that after mixing, it can reduce the water demand of concrete under the condition of maintaining basically the same fluidity, thereby improving the strength and durability of concrete, or under the
Copper is the earliest discovered chemical element. Its chemical symbol is Cu, atomic number is 29, and atomic weight is 63.546 U.
Aluminum boride (AlB2) is a binary compound formed from aluminum and boron, which can be used as: non-toxic flame retardants, plastics, rubber, textiles, coatings, superconducting magnets, transmission lines, sensitive magnetic field detectors.
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BASF: Three price increases in a row in half a month! BASF has issued three price increases since July: Starting on July 15, the price of polyurethane products shipped in North America will increase by 0.1 US dollars/lb (approximately 1,428 yuan/ton)