U.S. refiners forecast strong first-quarter earnings as margins on gasoline and diesel sales improved, refining capacity fell sharply and crude supplies tightened due to the Russia-Ukraine war.Global refining capacity has declined amid the coronaviru…
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…
Tantalum Diboride (also known as Tantalum Boride) is a powdery gray substance with the chemical name TaB2. Tantalum Diboride is insoluble in acids. Purity>99%Particle Size: 325 Mesh Tantalum Boride Powder Tantalum boride or tantalum diboride is a…
In this article, the physical foaming agents of carbon dioxide foaming agents and hydrochlorofluorocarbon foaming agents will be talked about.…