When the same polycarboxylic acid sloughing agent is used but different cement is used, it is possible that this polycarboxylic acid sloughing agent has good compatibility with one kind of cement but poor compatibility with another cement, and when u…
Polycarboxylate superplasticizer is the third generation of high performance superplasticizer after common superplasticizer and superplasticizer.…
With the energy crisis, high inflation, and aggressive interest rate hikes by the European Central Bank, the economic outlook of the eurozone faces severe challenges. On September 13, local time, the European Economic Research Center in Germany relea…
Global inflation is running at its fastest pace in decades this year as high and persistently volatile commodity prices, coupled with the impact of the Russia-Ukraine conflict on slowing global growth, have significantly slowed economic growth and th…
Fuel prices in South Africa have seen their biggest drop in two years since midnight local time on September 6. According to the government's price adjustment plan, the price of 93 and 95 gas…
Because the steric hindrance of the extended polymer side chain effectively hinders the secondary agglomeration between cement particles, so the product has high dispersion performance and can maintain this performance for a long time to realize the…
Common superplasticizers include lignosulfonates and their derivatives, advanced polyols and polyol complexes, hydroxy carboxylic acids and their salts, polyvinyl ethers and their derivatives, etc.…
Polycarboxylate superplasticizer is often used in concrete, which can reduce the water consumption of concrete while maintaining the same fluidity, thus improving the strength and durability of concrete.…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…
Natural river sand has been exhausted after decades of large-scale mining, concrete production enterprises began to use machine-made sand as fine aggregate on a large scale.…
In order to improve the early strength of concrete, some manufacturers will add triethanolamine, calcium chloride and industrial salt to the superplasticizer, especially in winter or prefabricated component factories and cement products factories tha…
If the compatibility of polycarboxylate superplasticizer and cement is not good, the concrete mixture is prone to some problems, such as segregation, bleeding, greater slump loss, shorter setting time and so on, so that the concrete mixture can not b…
Geneva, Russian Sputnik news Agency - The United Nations Conference on Trade and Development (UNCTAD) released a report on the 28th that higher global food prices and charter prices will lead to a 3.7 percent rise in food prices.…
On Monday, Russia's state-owned energy giant Gazprom cut gas supplies to Germany again, reducing supplies through the Nord Stream 1 pipeline to just 20%. The pipeline reopened last week at 40…
The US President recently said the conflict between Russia and Ukraine had driven up the prices of all the world's major food staples, including wheat, corn, barley, oilseeds and edible oils, and that Russia and Ukraine together supplied more than 25…