立方丝素素化学的剪裁流量,可塑性和机械性能
Bogna Sztorch1, Dariusz Brząkalski2, Julia Głowacka2,3
1Centre for Advanced Technologies, Adam Mickiewicz University in Poznań, 10 Uniwersytetu Poznańskiego, 61-614, Poznan, Poland. bogna.sztorch@amu.edu.pl.
Scientific reports
|August 29, 2023
概括
器官功能球酸盐被用于修改多乳酸 (PLA) 复合材料,增强其质和机械性能. 这项研究证明了对复合材料特征的有效控制,用于先进材料应用.
科学领域:
- 材料科学 材料科学 材料科学
- 聚合物化学 聚合物化学
- 纳米技术纳米技术
背景情况:
- 聚乳酸 (PLA) 复合材料被广泛使用,但通常需要性能增强.
- 有机化合物提供了修改聚合物矩阵的潜力.
研究的目的:
- 研究有机功能球酸盐 (OSS) 对PLA复合材料性能的影响.
- 为了评估OSS作为修饰器的疗效,对rheological和机械性能.
主要方法:
- 作为参考系统,合成单功能八度替代衍生物.
- 通过挤压制备OSS/PLA复合纤维 (0.1-2.5%重/重).
- 综合性表征:显微镜 (SEM-EDS,光学),风学,热分析 (TG,DSC,HTT),机械测试 (冲击,强度) 和水接触角度.
主要成果:
- 在PLA复合材料中成功管理质和机械参数.
- 有机修饰剂替代物对复合材料性质的证明影响.
- 详细的表征揭示了材料行为的显著变化.
结论:
- 有机功能球酸盐有效调整PLA复合材料的性能.
- 该研究提供了对修改PLA的结构属性关系的见解.
- 这项研究将有机合成,材料工程和加工联系起来.
相关概念视频
01:31Plasticizers
90
Water-reducers, or plasticizers, are chemical admixtures used in concrete to improve strength and workability. These additives reduce the water-cement ratio without compromising workability, lower the cement content while maintaining the same workability, or increase workability to assist concrete placement in inaccessible areas.
Plasticizers function by using surface-active agents to create repulsive electrostatic forces between cement particles. This dispersion enhances the concrete's...
Plasticizers function by using surface-active agents to create repulsive electrostatic forces between cement particles. This dispersion enhances the concrete's...
90
01:30Superplasticizers
103
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,...
103