Archives :: Chementator :: Inorganic Chemicals

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December 1, 2013
Pilot plant operation has been completed for a process that produces the fertilizer potassium sulfate from the mineral polyhalite, a hydrated sulfate of potassium, magnesium and calcium. The process, developed by Intercontinental Potash Corp. (ICP; Golden, Colo.;, resurrects a route to K2SO4 that was first explored in a push to develop a domestic source of potash after a German embargo in...
September 1, 2013
Cement manufacturing is a major source of greenhouse gas emissions due to two factors: carbon dioxide is released when calcium carbonate calcines to lime (CaO) in the cement manufacturing process; and cement kilns are operated at temperatures of 1,500°C, which requires significant fuel consumption. Cement is the agent that binds sand and crushed rock together to form concrete. Solidia Technologies...
March 1, 2012
A technique for protecting structural steel from fire using the endothermic decomposition of magnesium hydroxide has been developed by a team from the Dept. of Chemical Engineering and Materials Engineering, the University of Auckland (New Zealand; Led by professor Mohammad Farid, the team designed a system consisting of an outer layer of gypsum board and an inner mass of Mg(OH)2. The...

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