Graphene for Carbon-Neutral Concrete

Graphene technology promises carbon-neutral ready mixed concrete. Those seeking to aggressively push a transition to carbon neutrality should look to Adam Smith, known as the father of capitalism, for guidance. According to the 18th-century Scottish philosopher and economist, “By pursuing his own interest [the individual] frequently promotes that of the society more effectually than when he really intends to promote…

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Cemex Ventures maps five sustainability verticals in construction tech ecosystem

Sources: Cemex Ventures, Monterrey, Mexico; CP staff Cemex Ventures’ 2024 Construction Cleantech Map delineates five companies in  Carbon Capture, Utilization & Storage (CCUS), Decarbonization Alternatives, Circularity & Waste Management, Water Efficiency, and Design & Architecture verticals. The venture capital arm of Cemex S.A.B. de C.V. released the graphic to spotlight startups and construction companies developing and implementing innovations augmenting the construction…

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Unilock EcoTerra series pavers sport cement-free face mixes

EcoTerra pavers are debuting in North America in Unilock’s Promenade Plank profile, 4- x 12- x 2.75-in., with shot-blast Revela surface and Light Steel Grey or Light Opal Blend colors. Commercial installations to date have included a residential driveway in Ontario, following a successful demonstration at Unilock’s Georgetown operation. In addition to face mixes with mineral binder, EcoTerra pavers also…

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Policy-minded startups charter Decarbonized Cement and Concrete Alliance

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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Precast Forte Group harnesses Recon Wall Systems, sister businesses

Leadership of licensing innovator Recon Wall Systems has unveiled The Precast Forte Group, a Minnesota-based parent entity affording clarity of purpose for each of four companies while sharing manufactured concrete domain expertise. On the strength of the Recon Wall Systems flagship, the Forte portfolio has grown to include proprietary product or structure designs, external licensing services, and marketing tools—each serving…

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Patio Drummond commercializes CarbiCrete block, CO2 metrics in tow

CarbiCrete, Montreal developer of a process where slag cement and carbon dioxide replace portland cement and steam in concrete masonry unit mixes and curing, has taken a critical step in commercialization thanks to its charter North American producer, Quebec-based Patio Drummond. After extensive testing and trials, the concrete hardscapes producer has begun selling CarbiCrete block directly from its Drummondville plant…

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CarbonCure, Heirloom pave path for Direct Air Capture, storage of CO2

Sources: CarbonCure Technologies, Halifax, Nova Scotia; Heirloom Carbon Technology, Brisbane, Calif.; CP staff CarbonCure Technologies and its concrete producer licensees will mineralize and permanently store atmospheric carbon dioxide from Heirloom Carbon Technology Direct Air Capture (DAC) assemblies under an agreement through early 2025. The plan advances the DAC-to-concrete storage pathway demonstrated earlier this year at the Central Concrete Supply headquarters…

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Pilot production line broadens Solidia SCM lab testing, field trials  

Sources: Solidia Technologies, San Antonio, Texas; CP staff Solidia Technologies is ramping up production of a proprietary supplementary cementitious material with the activation of a new pilot line at its expanded Texas headquarters. The equipment will increase the producer’s SCM capacity 25-fold, thereby allowing customers and prospects to test the engineered, performance binding agent in lab and field conditions. Solidia…

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Sublime Cement performance measures up to ASTM C1157 standard

Sources: Sublime Systems, Somerville, Mass.; CP staff Third-party testing confirms that Sublime Systems’ namesake concrete binder, produced with sharply lower carbon dioxide emissions metrics than portland cement, exhibits strength development, durability, low shrinkage and other engineering properties matching or exceeding ASTM C1157, Standard Performance Specification for Hydraulic Cement benchmarks. In contrast to high temperature, fuel-intensive portland cement production, Sublime Cement…

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Terra CO2, Asher Materials confirm 2024 target for 240K tpy SCM plant

Source: Terra CO2 Technology, Boulder, Colo.; CP staff Asher Materials of Southlake, Texas has secured an exclusive market license for the first commercial-scale facility processing Terra CO2 Technology’s premier concrete binder, OPUS Supplementary Cementitious Material. A definitive agreement calls for the green building method consultancy to acquire the 240,000 ton per year capacity operation, located in the Dallas-Fort Worth market,…

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