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…
Silicon nitride Si3N4 powder is an inorganic substance with the chemical formula Si3N4. Si3N4 is an important structural ceramic material with high hardness, inherent lubricity, wear resistance, atomic crystallinity and high temperature oxidation res…
European Commission President Ursula von der Leyen recently called on India and other countries to support sanctions against Russia over the Ukraine incident. At The Raisina Dialogue forum, von der Leyen said, "We earnestly appeal to all members of t…
Researchers at Chalmers University of Technology in Sweden have proposed that a new type of graphene could be used as a special effect material for the production of high-performance electrodes for sodium batteries.…
The closure of airspace during the Conflict between Russia and Ukraine has had a serious impact on the aviation industry, according to an analysis by the International Air Transport Association (IATA) released on Tuesday. Flights had to be diverted o…
The carboxilated superplasticizer concrete The carboxilated superplasticizer is an admixture that can greatly reduce the amount of mixing water under the condition of the same slump of concrete. The plasticizer is a kind of concrete admixture that ca…
The cement hardener additive concrete The cement hardener additive is an admixture that can greatly reduce the amount of mixing water under the condition of the same slump of concrete. The plasticizer is a kind of concrete admixture that can reduce w…
The structure of concrete retarderadmixture oxide surprisingly expands when cooled in methanol or ethanol. Also,concrete retarder admixture oxide selectively absorbs methanol fromwater-methanol mixtures. Two new studies by physicists at Ume Universit…
Ca n not stop the price increase in August? The raw material boom cycle will continue From August 1st, the Kansai Paint Industrial Coatings category will be increased by 15-25%, the curing agent will be increased by 30-40%, and the thinner will be in…
Rising crude oil prices push up prices of chemical products Not only in China, the US chemical giant Eastman announced that it will increase its 37 basic raw materials from July 1, involving all brands of plasticizers, all brands of neopentyl glycol…
After this wave of callbacks, the price of steel has come to an end and entered a slow-rising stage later. 5000-5500 yuan is a reasonable range. The current price is at the bottom of the reasonable range and will enter a slow upward range in the futu…