With the rapid development of technology, electronic devices are constantly moving towards miniaturization, and heat dissipation has gradually become a focus of attention. Microheat sinks, as a key technology to solve this problem, are gradually rece…
In the UK, more than 100 schools were closed because of the danger of collapse In the UK, many schools use Autoclaved aerated cement (RAAC). This is a concrete material that is lighter. In 2018, the roof and the buildings of a school in southeas…
To avoid reducing the concentration of vapor in the phase by coordination with odor or neutral, reduce their concentration in the phase vapor, thus achieving the desired effect. What FORESTALL-LQ(MH) is: It is both cationic (cationic) and non-ioni…
Jumble of nanoparticlesThe pile of nanoparticles can be split into 2 kinds: soft agglomeration as well as hard agglomeration. Soft load is generally caused by the electrostatic force in between fragments and also van der Waals pressure. Due to the we…
In addition to the aquarium in the supermarket, the underwater restaurant with the theme of marine culture is also quietly emerging. If the aquarium in the supermarket is a precursor to the popularity of marine culture, then the aquarium theme restau…
According to data statistics in September, black commodity prices as a whole show the first inhibition followed by upward trend, September 21 the Federal Reserve interest rate policy landing is an important time node. On the one hand, due to the impa…
According to data statistics in September, black commodity prices as a whole show the first inhibition followed by upward trend, September 21 the Federal Reserve interest rate policy landing is an important time node. On the one hand, due to the impa…
The wide application of mineral admixtures mainly derived from industrial solid wastes diversifies the composition of cementitious materials, which is one of the main characteristics of modern concrete.…
First of all, pay attention to the storage environment of polycarboxylate superplasticizer, try to store polycarboxylate superplasticizer in a cool, ventilated, no direct sunlight place.…
he compatibility of cement foaming agents and the foaming machine is the first consideration. Because there is a problem with compatibility between cement foaming agent and cement foaming machine.…
Due to the global shortage of automotive chips, in the past year, the price of STL9369, the core chip of the body electronic stability system produced by STMicroelectronics, has skyrocketed from 20 yuan to 2,800 yuan (excluding tax), a year-on-year i…
Since the outbreak of the epidemic in 2020, the prices of international agricultural products and fertilizers and other agricultural materials have continued to rise. As of February 2022, the FAO Global Food Price Index has surpassed its 2011 high. D…
The tungsten boat is a type of tungsten vessel that looks like a boat. It can also be called the tungsten water boat, tungsten evaporation boats or coated tungsten boats. By high-temperature stamping, tungsten boat is made out of high-purity high-tem…
SMEA can be formed from ethanolamine by condensation with stearic Acid.The appearance of the sheet is light yellow. Stearic acid monoethanol-amide: SMEA can be formed from the condensation of stearic acids and ethanolamine. The sheet is light yel…
In recent times, the rise in steel prices has almost become the topic of most concern to everyone. Facing the continuous rise in steel prices, many leading steel stocks have seen a significant increase in performance, which has also triggered a large…