Sources: University of California, Los Angles; CP staff
Targeting lower net carbon dioxide emissions in portland cement milling, University of California, Los Angeles researchers propose introduction of calcium hydroxide, or hydrated lime, at the calcination phase, when high temperatures split limestone raw feed into CO2 gas and calcium oxide. Lab-scale tests in their National Science Foundation-backed investigation indicate the potential to sequester CO2 and recreate limestone in a continuous loop.
Source: Technavio, London; CP staff
The authors of a global geopolymer market profile project compounded annual growth rate of more than 30 percent from 2015–2019, attributing among drivers increasing geopolymer cement acceptance in concrete for offshore and transportation structures.
Sources: Museum of Contemporary Art Chicago; CP staff
Three ubiquitous concrete elements, one ready mixed and two precast, anchor a Museum of Contemporary Art Chicago plaza exhibit running through July 2016. Dubbed MCA Chicago Plaza Project Alexandre da Cunha, 2015, it features the Brazilian artist’s Mix (Americana), a painted mixer drum on loan from a New York gallery, plus Figurehead and Biscuit, two new “works” from Evanston, Ill.-based drainage products operator, Concrete Specialties Co.