A new high-performance polycarboxylate superplasticizer with a high slump retention type is available. Made of isopentenyl, polyoxyethylene ether, and small monomer via free radical polymerization it can make a significant difference in water reducti…
HPEG is most commonly used for the production superplasticizer products of polycarboxylic Acid. HPEG2400 1. Scope of HPEG2400 1. HPEG is most commonly used for the manufacturing of polycarboxylic Acid superplasticizer products. 1. Mix the oil direc…
A new type of superplasticizer polyoxyethylene-ether macromonomer is known as concrete water reduction. This superplasticizer uses polyoxyethylene-ether macromonomer as well as unsaturated and sulfonic acids group monomer through radical polymerizati…
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…
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…
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.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
The impermeability of concrete is related to its porosity and pore structure.…
Polycarboxylate superplasticizer is based on unsaturated polymerizable monomers with active groups such as carboxyl group, sulfonic acid group, hydroxyl group and polyoxene group as raw materials.…
According to the different molecular structure, it can be divided into four generations of polycarboxylate series superplasticizer, the first generation is acrylic acid copolymer, the second generation is propylene ether type, the third generation is…
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.…
With the wide application of polycarboxylate superplasticizer, the requirement of concrete early strength in practical engineering is more and more prominent, so the polycarboxylate superplasticizer has been the focus of research to meet the early st…
Fraport sees lower cargo volumes in 2022 as the ongoing war in Ukraine, restrictions in China and a slowing global economy continue to weigh on its performance. Cargo volu…
In the last article, the physical foaming agents of hydrocarbon foaming agents and hydrofluorane (HFC) foaming agents have been mentioned. In this article, the chemical foaming agents of OBSH and DPT will be talked about.…
There are mainly three indicators: foamability, foam toughness, and bleeding, to measure the quality of foaming agents.…