1、福建物构所吴立新团队连发NC、AM：超高粘度光固化3D
在福建省“揭榜挂帅”重大专项和闽都创新实验室自主部署关键技术攻关项目的支持下， 中国科学院福建物质结构研究所吴立新研究员团队在面向3D打印弹性体应用开展研究，采用“同步成型剥离线扫描技术（Linear-based scanning vat photopolymerization，LSVP）”的创新方法，实现了粘度达到600,000 cps以上的极高粘度光敏树脂的3D打印 （图1）。 打印样件具有优异的力学性能，良好的各向同性，拉伸强度为11.6 MPa，断裂伸长率达到650%，而且具有优异的成型精度。
2、Fabrication of UV
Novel UV-curable methacrylate functionalized fluorosilicone resin (MAFSR) and sulfhydryl functionalized fluorosilicone resin (SFSR) were synthesized respectively. The molecular structure, UV curing process, thermal properties and surface properties were studied.
3、Lixin Wu's lab
To verify the applicability of this strategy, oligomer dominated UV-curable resin with great mechanical properties, but high viscosity is prepared and applied to the developed system.
4、Green Synthesis and Characterization of UV‐Curable
The study aimed to synthesize a rosin-based multifunctional UV resin and understand the properties of UV-cured products, provid-ing valuable insights into a novel pathway for the high-value utilization of rosin.
5、Green Synthesis and Characterization of UV
A novel UV-curable rosin-based resin, named as DHTM, was synthesized through a Michael addition reaction involving a derivative of natural rosin (dehydroabietylamine, DHAA) and trimethylolpropane triacrylate (TMPTA).
中科院福建物构所超高粘度光固化3D打印弹性体研究获新进展
在福建省“揭榜挂帅”重大专项和闽都创新实验室自主部署关键技术攻关项目的支持下，中国科学院福建物质结构研究所吴立新研究员团队在面向3D打印弹性体应用开展研究，采用“同步成型剥离线扫描技术（Linear-based scanning vat photopolymerization，LSVP）”的创新方法，实现了粘度达到600,000 cps以上的极高粘度光敏树脂的3D打印（图1）。 采用以上方法获得的3D打印样件具有优异的力学性能，良好的各向同性，拉伸强度为11.6 MPa，断裂伸长率达到650%，而且具有优异的成型精度。
F
As an emerging material, F-modified UV resins hold broad application prospects. By continuously optimizing modification methods and processes, the performance of F-modified UV resins can be further improved to meet specialized needs in more fields.
Fujian Modified Resins Offer High Cost
For the development of a cost-effective melamine-modified urea formaldehyde resin (MUF), the study evaluated the effects of reaction pH and melamine content on resin properties and bond performance of the MUF resin adhesive systems.
Nano‐silica modification of UV‐curable EVA resin for additive
Due to layer by layer printing, the interlayer adhesion of resin used in extrusion-based additive manufacturing (AM) is poor, while thermal curing affects the accuracy of the resin. Therefore, methods of photo-curing and nanomodification were used in this work to improve the adhesion between layers and the overall performance of AM resins.
光固化3D打印技术及光敏树脂的开发与应用
鉴于目前对光固化3D打印技术、光敏树脂及其应用等方面的最新研究进展缺少系统论述，为此本文结合本课题组在光固化3D打印光敏树脂方面已取得的研究结果，首先论述了几种常见的和新开发的光固化3D打印成型原理等；然后重点阐述了光固化3D打印用光敏树脂的基本组成及应用领域等；最后对光固化3D打印技术与光敏树脂的未来发展进行了分析与展望。
In the wave of modern industry, materials science plays a pivotal role. As a key product in this field, Fujian UV-modified resin has become a focus of attention due to its unique properties and broad application prospects. This article aims to explore in depth the characteristics, applications, and future development potential of Fujian UV-modified resin, providing readers with a comprehensive and insightful understanding.
I. Definition and Classification of Fujian UV-Modified Resin
UV-modified resin is a type of resin whose physical or chemical properties are altered through ultraviolet (UV) light irradiation. Such resins typically exhibit high crosslinking densities, offering excellent mechanical performance, chemical resistance, and processability. Based on their functions and applications, UV-modified resins can be categorized into various types, including those used for reinforcing composite materials and UV-curable resins for coatings.
II. Characteristics of Fujian UV-Modified Resin
Fujian UV-modified resin boasts a series of remarkable properties that enable its widespread use across multiple industries. Firstly, these resins often exhibit high crosslinking densities, delivering exceptional mechanical strength, such as tensile and compressive strength, after curing. Secondly, their dense crosslinking structures provide superior chemical and solvent resistance, ensuring stability in harsh environments. Additionally, certain specialized UV-modified resins offer excellent thermal stability and electrical insulation properties, making them highly valuable in the electronics and electrical industries.
III. Applications of Fujian UV-Modified Resin
Owing to its outstanding performance, Fujian UV-modified resin is widely employed in diverse sectors. In construction, it serves as a concrete additive to enhance compressive strength and durability. In automotive manufacturing, it is used to produce lightweight, high-performance composite components, improving fuel efficiency. In the electronics and electrical industries, it is utilized in manufacturing circuit boards and cable insulation to meet stringent electrical performance requirements. Furthermore, UV-modified resins play critical roles in aerospace, healthcare, packaging, and other fields.
IV. Future Development Trends
As technology advances and market demands evolve, the future of Fujian UV-modified resin will likely follow several distinct trends. Firstly, the development of environmentally friendly products will become mainstream, driven by growing consumer and corporate interest in sustainability. Secondly, integration with emerging high-performance materials, such as carbon fiber and graphene, will further enhance its properties. Lastly, advancements in smart manufacturing and digitalization will streamline production processes, improving efficiency and product quality.
As a product with significant application value, Fujian UV-modified resin holds immense potential for future growth. With ongoing technological progress and expanding market demand, it is poised to leverage its unique advantages across diverse industries, drive innovation in materials science, and contribute to human advancement.
