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有关耐火性的最新出版物和专利

.有关耐火性的最新出版物和专利。阻燃性

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这是我们最新精选的全球范围内以英文撰写的关于耐火材料的出版物和专利,这些出版物和专利分布在许多科学在线期刊中,分类并侧重于耐火材料、耐火等级、耐火等级、耐火性、阻火器、防火阀、防火屏障、防火鼠、防火鼠和膨胀涂层。.

Fire-rated component and wall assembly with fire-rated component

Patent published on the 2026-05-21 in US under Ref US20260139473 by CEMCO LLC [US] (Pilz Donald Anthony [us])

Abstract: A fire-rated component for sealing an elongate building joint. The component includes a non-metal layer, a metal strip secured directly or indirectly to the non-metal layer, a fire-resistant material strip secured directly or indirectly to the metal strip, and a foam tape secured directly or indirectly to the metal strip. A wall assembly includes the fire-rated component.[...]


Our summary: The content describes a fire-rated component designed for sealing elongate building joints. It consists of a non-metal layer, a metal strip, a fire-resistant material strip, and foam tape. Additionally, it mentions a wall assembly that incorporates this fire-rated component.

fire-rated components, wall assembly, building joint, fire-resistant material

Patent

System for establishing a fire barrier in a terrain

Patent published on the 2026-05-13 in EP under Ref EP4741023 by FORESTVALLEYCARE APS [DK] (Iversen Kristian Lymann [dk])

Abstract: The invention relates to a system for establishing a fire barrier in a terrain with the aim of stopping the spreading of a wildfire. The system comprises a series of rods which each comprises a plurality of nozzles arranged at predetermined locations along a longitudinal axis of the rod at least when it is in an operation configuration. Each of the nozzles is in fluid connection with an inlet via a first tube for allowing pressurized water from an associated water supply to flow from the inlet t[...]


Our summary: The invention is a system designed to establish a fire barrier in terrain to halt wildfire spread. It consists of rods with nozzles that atomize pressurized water to create a mist. A movable carriage facilitates the storage and deployment of the rods in an operational configuration.

fire barrier, wildfire suppression, atomization system, pressurized water

Patent

Wall setup for improved fire resistance of bonded drywalls

Patent published on the 2026-05-13 in EP under Ref EP4741596 by SIKA TECH AG [CH] (Altenwegner Florian [de])

Abstract: The present invention is concerned with plasterboards having a stepped single lap joint on at least two opposing edges thereof, wherein the respective steps at the opposing edges are arranged with a touching transition to the respective opposing main faces of the plasterboard. The present invention is further concerned with a drywall construction, which is prepared with respective plasterboards, and thereby provide improved fire resistance to the drywall. The present invention is furthermore con[...]


Our summary: The invention focuses on plasterboards with a stepped single lap joint for enhanced fire resistance. It details a drywall construction method using these plasterboards. Additionally, it describes the process for producing the drywall and the application of the joint design.

fire resistance, plasterboards, drywall construction, joint design

Patent

Cable tray firestop apparatus

Patent published on the 2026-04-16 in US under Ref US20260102641 by SPECIFIED TECH INC [US] (Faiello Steven [us], Stahl James P [us], Lopes Julio [us])

Abstract: An apparatus for firestopping a cable tray having a cable load and extending through a partition. A housing of the apparatus is constructed to envelope a portion of the cable tray within the partition and defines an axial passageway between open front and back sides of the housing through which the cable tray and cable load extend. Firestop pads are arranged along the inside of the housing. An actuator is connected to a top firestop pad and is operable to move the top firestop pad between a firs[...]


Our summary: The apparatus firestops a cable tray extending through a partition. It features a housing that envelopes the cable tray and includes an axial passageway. An actuator moves a firestop pad to engage or disengage with the cable load.

firestop, cable tray, partition, actuator

Patent

Thermal insulation composite material, preparation method therefor, and cover plate comprising the thermal insulation composite material

Patent published on the 2026-02-26 in WO under Ref WO2026040726 by ELRINGKLINGER AG [DE] (Sun Hao [cn], Traber Bernd [de], Moreno-lechado Sergio [de])

Abstract: Disclosed are a thermal insulation composite material, a preparation method therefor, and a cover plate comprising the thermal insulation composite material. The thermal insulation composite material comprises reinforcing fibers and a molding agent coated on a surface of the reinforcing fibers, wherein the reinforcing fibers comprise 0-74 wt% of reinforcing fibers in a continuous phase and 26-100 wt% of reinforcing fibers in a discontinuous phase, based on the total weight of the reinforcing fib[...]


Our summary: The invention describes a thermal insulation composite material with reinforcing fibers and a molding agent. It can withstand high temperatures of 1000°C or 1300°C for 30 minutes without burn-through. The material also demonstrates excellent thermal insulation performance and fire resistance, passing UL94 V0-level testing.

thermal insulation, composite material, flame-retardant, preparation method

Patent

Effect of Natural Mineral Additives on the Sustainability and Performance of Polyurethane Foams

Published on 2026-02-02 by Iwona Zarzyka, Beata Krzykowska, Wies?aw Fr?cz, Marzena Szpi?yk, Anna Fajdek-Bieda, Agnieszka Wrblewska, Beata Michalkiewicz @MDPI

Abstract: Rigid polyurethane (PUR) foams are widely used across multiple industries due to their excellent thermal insulation and mechanical properties. However, their environmental impact, flammability, and limited thermal stability pose challenges for sustainable development. In this study, selected natural minerals&amp;mdash;including talc, montmorillonite, halloysite, and diatomite&amp;mdash;were incorporated into water-blown polyurethane foams to improve their performance while enhancing sust[...]


Our summary: This study investigates the incorporation of natural mineral additives into polyurethane foams to enhance their performance and sustainability. The results show improved physical and mechanical properties, including durability and fire resistance. The findings support the development of eco-friendly polyurethane foams for various industrial applications.

natural mineral additives, polyurethane foams, sustainability, mechanical properties

Publication

Comparative Assessment of Functionalized Geopolymers

Published on 2026-02-02 by ?tefan Mira, Adriana-Gabriela Schiopu, Mihai Oproescu, Ecaterina Magdalena Modan @MDPI

Abstract: This review provides a comprehensive and critical analysis of geopolymers, focusing on structure&amp;ndash;property relationships and functionalization strategies for sustainable applications. A structured narrative review methodology was adopted, following PRISMA principles, based on literature retrieved from Web of Science, Scopus, ScienceDirect, and MDPI databases, primarily covering the period 2015&amp;ndash;2025. The influence of precursor type, alkaline activators, and Si&amp;n[...]


Our summary: This review analyzes geopolymers with a focus on their structure-property relationships and functionalization strategies. It discusses the impact of precursor types, alkaline activators, and Si-Al ratios on various performance metrics. Key limitations and future research directions are identified, emphasizing the need for standardized protocols and multifunctional designs.

Geopolymers, Functionalization, Structure-Property Relationships, Sustainable Applications

Publication

Comparative Thermal and Fire Behavior of Rigid Polyurethane (PUR) and Polyisocyanurate (PIR) Foams Formulated with Recycled Poly(ethylene terephthalate) (PET) Polyols&mdash;Part 1

Published on 2026-01-28 by Mateusz Skowron, Urszula Lelek-Borkowska, Karolina Kaczmarska @MDPI

Abstract: Rigid polyurethane (PUR) and polyisocyanurate (PIR) foams are widely used as thermal insulation materials due to their excellent thermal conductivity and low density. However, fire resistance remains a critical property determining their safe application in construction, transportation, and energy systems. This study provides a comparative overview of the fire behavior of PUR and PIR foams, focusing on structural aspects, decomposition mechanisms, flame retardancy, and performance of emission of[...]


Our summary: This study compares the fire behavior of rigid polyurethane (PUR) and polyisocyanurate (PIR) foams formulated with recycled PET polyols. PIR foams exhibit superior thermal stability, reduced heat release rates, and enhanced char formation compared to PUR foams. The findings highlight the importance of molecular architecture and crosslink density in improving fire performance for insulation applications.

Polyurethane, Polyisocyanurate, Thermal Behavior, Fire Resistance

Publication

涵盖的主题: 耐火性、耐火等级、耐火等级、阻火器、防火阀、防火屏障、膨胀涂层、热性能、孔隙率演变、导热性、机械性能、超高性能混凝土、钢筋、基体、强度、防火效率、废物回收和阻燃性。

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