
Direct Air Capture (DAC) involves the extraction of carbon dioxide directly from ambient air using chemical or physical sorbents, enabling atmospheric CO2 removal independent of emission sources. This field focuses on sorbent development, adsorption-desorption cycles, energy-efficient regeneration methods, and system integration with carbon utilization or storage pathways. Innovations in solid and liquid sorbents, process intensification, and modular plant design drive improvements in capture capacity, selectivity, and operational costs. The following collection presents the most recent scientific publications and patented tecnologías, highlighting advancements in materials science, process engineering, techno-economic assessments, and large-scale deployment strategies critical to advancing DAC as a scalable climate mitigation technology.
Esta es nuestra última selección de publicaciones y patentes mundiales en inglés sobre Captura Directa de Aire, entre muchas revistas científicas en línea, clasificadas y centradas en captura directa de aire, tecnología DAC, sorbente de CO2, sorbente sólido, disolvente líquido DAC, adsorción de CO2, desorción de CO2, regeneración DAC, sorbente basado en aminas, marco metal-orgánico, consumo de energía DAC, optimización del proceso DAC, captura de aire, escalabilidad DAC, reducción de costes DAC, captura de carbono, integración DAC, utilización y almacenamiento de carbono DAC.
Hollow fiber reactor for carbon capture and method thereof
Patent published on the 2026-06-04 in WO under Ref WO2026114988 by NEOCARBON GMBH [DE] (Toromanoff Silvain [de], Shamu Andrew [de], Stergiou Georgios [de], Kuanr Nirmalendu [de], Karela Anastasia [de])
Abstract: A hollow fiber reactor comprises a hollow fiber module that includes a plurality of hollow fiber bundles (201, 201A, 201B), each hollow fiber bundle including a plurality of hollow fibers capable of carbon dioxide sorption. The plurality of hollow fiber bundles comprises at least two bundles arranged in a parallel configuration or in a V-shaped configuration. A method of operating the hollow fiber reactor.[...]
Our summary: A hollow fiber reactor utilizes multiple hollow fiber bundles for efficient carbon dioxide sorption. The bundles can be arranged in parallel or V-shaped configurations. The method focuses on optimizing the operation of the reactor for enhanced carbon capture.
hollow fiber reactor, carbon capture, sorption, parallel configuration
Patent
Metal-organic framework having titanium as metal element and method for producing the same
Patent published on the 2026-06-04 in US under Ref US20260151761 by CANON KK [JP] (Nakabayashi Masaaki [jp], Kameno Yu [jp])
Abstract: A method for producing a metal-organic framework. The method includes: dissolving an acid compound having terephthalic acid as its main molecular structure, polyacrylic acid, and a silver-containing compound to produce an intermediate A; mixing a titanium-containing metal oxide cluster into the intermediate A to produce an intermediate B; heating the intermediate B to produce an intermediate C in a solid form; and repeatedly dissolving and centrifuging the intermediate C to produce a metal-organ[...]
Our summary: A method for producing a titanium-based metal-organic framework is described. It involves dissolving specific acid compounds and a silver-containing compound to create an intermediate. The process includes mixing with a titanium oxide cluster, heating, and centrifuging to yield the final framework.
metal-organic framework, titanium, terephthalic acid, synthesis
Patent
Carbon capture
Patent published on the 2026-06-04 in FI under Ref FI20246413 by ANDRITZ OY [FI] (Mikkanen Pirita [fi], Kangasmaa Kalle [fi], Kiuru Jukka [fi], Lehtinen Jere [fi], EngstrÖm Johan [fi], Rath Andreas [fi], Tikka Olli [fi], Fagerudd Simon [fi], GrÖnqvist Henrik [fi])
Abstract: According to an example aspect of the present invention, there is provided a system for an industrial process, comprising a combustion apparatus configured to burn a fuel to convert water into steam at a first pressure, a mechanical device and/or chemical process, driven by the steam at the first pressure, configured to exhaust steam at a second pressure, and a carbon capture arrangement (20, 430, 435), driven by a pressurized fluid obtained in the system, configured to extract carbon dioxide fr[...]
Our summary: The system includes a combustion apparatus that converts water into steam. It utilizes steam at different pressures to drive a mechanical or chemical process. A carbon capture arrangement extracts carbon dioxide from the exhaust of the industrial process.
Carbon capture, combustion apparatus, steam generation, carbon dioxide extraction
Patent
Direct air capture device configured to be capable of automatically replacing rollable type adsorption support body and adjusting tension
Patent published on the 2026-06-04 in WO under Ref WO2026117043 by GS ENG & CONSTRUCTION CORP [KR] (Yoon Ye Ji [kr], Kim Ki Tae [kr], Park Noh Jin [kr], Kim Chin Keol [kr])
Abstract: The present invention comprises: an enclosure having an air introduction unit and a discharge unit; an adsorption support body disposed inside the enclosure and including an adsorbent; a support unit including a plurality of rods disposed in the enclosure with both ends supported thereby, the rods being disposed in a plurality of rows so that the adsorption support body can be disposed via the rods; and an automatic replacement means provided in the enclosure to replace the adsorption support bo[...]
Our summary: The invention features a direct air capture device with an enclosure that includes air introduction and discharge units. It has an adsorption support body with an adsorbent, supported by rods arranged in rows for continuous disposal. Additionally, it incorporates automatic replacement and tension adjustment mechanisms for the adsorption support body.
direct air capture, adsorption support body, automatic replacement, tension adjustment
Patent
Hydrophobic metal-organic framework-polymer composite material
Patent published on the 2026-06-04 in WO under Ref WO2026115288 by DECARBONTEK INC [US] (Thierry Phuc-tien [fr], Ding Yong [us], K Nelson Joyce [us])
Abstract: The present invention relates to a hydrophobic metal-organic framework (MOF)-polymer composite material, a method for its preparation, and its use in removing acid gases from gaseous streams. The composite comprises a core structure made of MOF and a water-insoluble polymer, coated with a hydrophobic layer, preferably a crosslinked polysiloxane layer.[...]
Our summary: This invention presents a hydrophobic metal-organic framework-polymer composite material. The composite consists of a MOF core structure and a water-insoluble polymer with a hydrophobic coating. It is designed for effectively removing acid gases from gaseous streams.
MOF, polymer composite, hydrophobic, acid gas removal
Patent
Hollow fibers and processes for the production of hollow fibers
Patent published on the 2026-06-04 in WO under Ref WO2026114990 by NEOCARBON GMBH [DE] (Toromanoff Silvain [de], Shamu Andrew [de], Stergiou Georgios [de], Kuanr Nirmalendu [de], Karela Anastasia [de])
Abstract: The present invention relates to hollow fibers and processes for the production of hollow fibers. The present invention also relates to carbon capture using the hollow fibers. In one aspect, we describe a HF for capturing carbon dioxide. The HF comprises a hollow fiber structure capable of carbon dioxide capture; and a semi-permeable layer coating an inside of a lumen disposed within the hollow fiber structure. We also describe a process for manufacturing a HF for capturing carbon dioxide. The p[...]
Our summary: The invention focuses on hollow fibers designed for carbon dioxide capture. It includes a hollow fiber structure with a semi-permeable layer for effective gas separation. A specific manufacturing process involves extruding a dope mixture and applying the semi-permeable coating.
Hollow fibers, carbon capture, semi-permeable layer, manufacturing process
Patent
Spherical MgSiO3–NH2 Adsorbents with Optimized Surface Chemistry for Humidity-Enhanced Direct Air CO2 Capture
Published on 2026-02-03 by Sungho Park, Hyeok-Jung Kim @MDPI
Abstract: Amine-functionalized solid adsorbents are widely recognized as promising candidates for direct air capture of CO2; however, their practical deployment remains constrained by humidity-dependent adsorption behavior and poor packed-bed operability arising from irregular particle morphology and fines generation. Rather than focusing solely on maximizing intrinsic adsorption capacity, this study addresses these process-level limitations through an integrated design strategy combining particle morphol[...]
Our summary: This study presents optimized spherical magnesium silicate adsorbents for CO2 capture. It addresses limitations in humidity-dependent adsorption and particle morphology. The adsorbents show enhanced performance under humid conditions, achieving significant carbon dioxide capture capacities.
Adsorbents, CO2 capture, Surface chemistry, Humidity-enhanced
Publication
A Review on the Preparation, Properties, and Mechanism of Lignin-Modified Asphalt and Mixtures
Published on 2026-02-03 by Yu Luo, Guangning Ge, Yikang Yang, Xiaoyi Ban, Xuechun Wang, Zengping Zhang, Bo Bai @MDPI
Abstract: Lignin, an abundant and renewable biopolymer, holds significant potential for asphalt modification owing to its unique aromatic structure and reactive functional groups. This review summarizes the main lignin preparation routes and key physicochemical attributes and assesses its applicability for enhancing asphalt performance. The physical incorporation of lignin strengthens the asphalt matrix, improving its viscoelastic properties and resistance to oxidative degradation. These enhancements are [...]
Our summary: This review discusses the preparation and properties of lignin-modified asphalt (LMA). Lignin enhances asphalt s viscoelastic properties and resistance to degradation through cross-linking and antioxidant mechanisms. Future research should focus on large-scale tests and molecular interactions to optimize LMA performance.
Lignin, Asphalt Modification, Physicochemical Properties, Life Cycle Assessment
Publication











