Sources: Prometheus Materials, Longmont, Colo.; CP staff The U.S. Department of Energy (DOE) is providing $10 million to a private/public team tasked with establishing methods for measuring, reporting and verifying carbon dioxide removal (CDR) and sequestration in cement and concrete. The agency’s Lawrence Livermore National Laboratory, National Renewable Energy Laboratory and Oak Ridge National Laboratory will team with Prometheus Materials,…
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Prometheus bio-concrete scales sound absorption performance
Prometheus Materials, Boulder, Colo. developer of bio-cement and bio-concrete technology debuting in molded, dry cast products, reports strong performance of 2-in. thick specimens subjected to ASTM C423-23, Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method. Testing at the Johns Manville Technical Center Acoustical Laboratory in Littleton, Colo. determined that the company’s bio-concrete—formulated with…
Read MorePrometheus bio-concrete aces leading sound absorption test
Sources: Prometheus Materials, Boulder, Colo.; CP staff Prometheus Materials, developer of bio-cement and bio-concrete technology debuting in molded, dry cast products, reports strong performance of 2-in. thick specimens subjected to ASTM C423-23, Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method. Testing at the Johns Manville Technical Center in Littleton, Colo., determined that the…
Read MorePrometheus Materials’ bio-concrete masonry units clear ASTM C129, C90
Sources: Prometheus Materials, Boulder, Colo.; CP staff Prometheus Materials, developer of a micro-algae binder alternative to portland cement, has proved the efficacy of its material in concrete masonry units, successfully testing specimen blocks to ASTM C129-22, Standard Specification for Nonloadbearing Concrete Masonry Units and C90, Standard Specification for Loadbearing Concrete Masonry Units performance requirements. “We are thrilled to have achieved…
Read MoreInvestors steer Prometheus Materials’ microalgae-derived binder to market
Sources: Prometheus Materials, Boulder, Colo.; CP staff Prometheus Materials has closed an $8 million initial venture capital funding round to support commercialization of precast elements and a ready mixed material designed with a bio-cement similar to the binder coral and oysters use to form reefs and shells. When mixed with sand and gravel or stone, the bio-cement offers what the…
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