Ten companies aiming to lower carbon dioxide emissions tied to cement production and finished concrete have launched a first-of-its-kind, U.S. coalition dedicated to growing awareness around policies that will accelerate the adoption of CO2-wise solutions in public construction. Founding Decarbonized Cement and Concrete Alliance (DC2) members are commercializing technologies that a) offer organic or inorganic alternatives for full or partial…
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Brimstone, Sublime Systems executives join TIME100 Climate ranks
TIME USA LLC reporters and editors include in their inaugural TIME100 Climate list two officials of startup companies developing low carbon, specification-grade binders for full replacement of portland cement in concrete: Brimstone Vice President of Materials Science & Geology Marcelo De Oliveira, Ph.D.; and, Sublime Systems Co-Founder and Massachusetts Institute of Technology Professor of Materials Science and Engineering Yet-Ming Chiang.…
Read MoreCalcium silicate-rich binder clears ASTM C150 testing
Venture capital-backed Brimstone, Oakland, Calif. developer of a portland cement alternative processed from calcium silicate rock, reports third-party certification that its product meets or exceeds ASTM C150, Standard Specification for Portland Cement. Results from tests by Twining Consulting, Irvine, Calif. indicate a concrete binder identical in all respects—performance, safety and composition—to ordinary portland cement milled through conventional, carbon-intensive methods. “We…
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