可持续的功能性陶
Steffen Weinmann1, Lucie Quincke1, Lisa Winkler1
1Technical University of Munich, Department of Chemistry, School of Natural Sciences, Garching, Germany.
Nature nanotechnology
|December 12, 2025
概括
功能性陶正在快速增长,但其生产导致了大量的温室气体排放. 本综述概述了可持续制造,回收和政策策略,以减少下一代材料的二氧化碳相当的排放.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 功能陶正在经历快速的市场增长,预计到2030年每年将达到35%,由电子,储能和汽车应用驱动.
- 陶的能源密集型采矿和制造工艺导致大量的温室气体排放.
- 解决环境影响对于这个不断扩大的行业的可持续发展至关重要.
研究的目的:
- 审查和评估提高功能陶材料可持续性的措施.
- 评估低能耗和低二氧化碳生产方法的潜在影响和技术准备.
- 提出一个行动计划,以减少未来的功能性陶生产中的二氧化碳相当的排放.
主要方法:
- 关于可持续生产技术 (低能耗,低CO2) 的文献综述.
- 对各种陶建筑和复杂性的技术准备情况的评估.
- 对生命周期末期回收策略和关键原材料作用的分析.
- 评估支持可持续实践的政策措施.
主要成果:
- 确定可行的低能耗和低二氧化碳生产方法,用于功能性陶.
- 在各种纳米架构和应用中评估这些方法的可行性.
- 评估回收利用策略和关键原材料的影响.
- 一个拟议的行动计划,以减少陶制造业的二氧化碳相当的排放.
结论:
- 为设计和制造可持续的功能性陶材料提供了一个全面的蓝图.
- 实施拟议的战略可以显著降低二氧化碳相当的排放量.
- 政策支持对于在功能性陶行业广泛采用可持续实践至关重要.
相关概念视频
01:26Design Example: Sustainability in Concrete Building
375
As the construction industry moves towards more eco-friendly practices, concrete's adaptability and its ability to incorporate sustainable features make it a key material in the drive towards greener building solutions.
There are multiple approaches to achieve sustainability in a commercial concrete building. For instance, construct a concrete parking area under the building, utilizing pervious concrete paver blocks in open areas to facilitate rainwater collection through an underground...
There are multiple approaches to achieve sustainability in a commercial concrete building. For instance, construct a concrete parking area under the building, utilizing pervious concrete paver blocks in open areas to facilitate rainwater collection through an underground...
375
01:18Porosity in Cement Paste
420
The porosity of concrete is a measure of the void spaces within its structure. These spaces impact its strength and durability significantly. When water and cement interact, a chemical reaction called hydration creates a semi-solid paste. This paste includes combined water, making up approximately 23% of the cement's dry mass, and gel water, which fills minuscule voids known as gel pores, accounting for about 28% of the cement gel volume.
The balance of water to cement in the mix is...
The balance of water to cement in the mix is...
420
01:24Hydration of Cement
762
Hydration of cement is a chemical reaction between cement particles and water. This process occurs primarily through two mechanisms: through-solution and topochemical. In the through-solution process, anhydrous compounds dissolve into their constituents, hydrates form in the solution, and then precipitate from the supersaturated solution. The topochemical process involves solid-state reactions at the cement particle surface. The through-solution process dominates the topochemical process at the...
762
01:30Superplasticizers
272
Superplasticizers are advanced admixtures that enhance the workability of concrete by lowering the water content without compromising the strength of the material. These substances are highly effective water reducers, improving concrete flow, making it easier to work with, and enabling concrete to reach inaccessible areas or densely reinforced sections without mechanical vibration. The key components in superplasticizers are either sulfonated melamine or naphthalene formaldehyde condensates,...
272
01:22Fiber Reinforced Concrete
308
Fiber-reinforced concrete significantly enhances the structural and nonstructural properties of traditional concrete by incorporating fibers like steel, glass, and polymers. These fibers, varying from natural ones such as sisal and cellulose to manufactured ones like polypropylene and Kevlar, are mixed into hydraulic cement with aggregates. Steel fibers, often preferred for their robustness, contribute to improved ductility, toughness, and post-cracking performance. The concrete is classified...
308