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明年再见 | 2025(第四届)高分子3D打印材料高峰论坛圆满落幕
DT新材料· 2025-07-20 14:12
Core Insights - The "2025 (Fourth) Polymer 3D Printing Materials Summit Forum" was successfully held on July 19 in Hangzhou, focusing on the research and application of polymer 3D printing materials [1] - The forum featured over 200 experts, scholars, and industry representatives, with more than 40 industry reports presented, addressing key challenges in the 3D printing industry [1] Session Summaries - The opening ceremony included a speech by Professor Xia Hesheng from Sichuan University, emphasizing the forum's goal to foster collaboration between industry, academia, and research [4][5] - Keynote speeches covered various advanced topics, including dynamic chemical light-curing 3D printing, continuous fiber composite laser additive manufacturing, and biological 3D printing [7] - Professor Xie Tao from Zhejiang University discussed advancements in large-scale additive manufacturing using light-curing resins derived from waste plastics [8] - Professor Yan Chunze from Huazhong University of Science and Technology presented on the latest developments in continuous fiber composite robotic laser additive manufacturing, enhancing the quality and mechanical properties of complex components [9] - The forum also highlighted challenges in orthodontic treatments, with a presentation by CTO Zhu Guang on the new ActiveMemory™ light-curing resin for 3D printed orthodontic appliances [11] - Professor He Yong from Zhejiang University discussed the applications of biological 3D printing in constructing pathological models and organ regeneration [16] - Professor Xia Hesheng introduced high-speed sintering technology, emphasizing its advantages in 3D printing and the development of new high-performance elastomer materials [18] Specialized Sessions - The forum included specialized sessions on artificial intelligence and 3D printing, featuring topics such as near-infrared light-assisted ink direct writing and micro-nano electronic additive manufacturing [20][23] - The ceramic 3D printing session covered advancements in additive manufacturing technologies and applications in precision manufacturing [38][41] - The biomedical 3D printing session focused on soft biological inks and the performance of biodegradable spinal fusion devices [47][48] - The industrial 3D printing session highlighted high-performance polymer materials and their applications in aerospace [54][56] Networking and Future Outlook - The evening banquet provided an opportunity for attendees to engage in discussions about the future of the 3D printing industry and collaboration opportunities [65] - The forum concluded with a call for continued knowledge sharing and collaboration in the field, looking forward to future gatherings [72]
质多三维:离心式DLP多材料3D打印技术,实现多材料多功能耦合结构的一体化成型
DT新材料· 2025-07-15 15:51
Core Viewpoint - The article highlights the advancements and applications of multi-material 3D printing technology developed by Shenzhen MultiMatter Technology Co., Ltd., particularly focusing on the centrifugal DLP (Digital Light Processing) technology that allows for efficient material switching with minimal contamination, enabling a wide range of applications in fields such as communication and medicine [1][3][5]. Group 1: Company Overview - Shenzhen MultiMatter Technology Co., Ltd. specializes in multi-material light-curing 3D printing technology and equipment, leveraging core technologies from Southern University of Science and Technology for product development [5][6]. - The company has launched the MultiMatter series of multi-material light-curing 3D printers, including the C10, C30, and C50 series, designed for various applications [6][11][15][16]. Group 2: Technology and Innovations - The centrifugal DLP technology developed by the company addresses the challenge of removing residual liquid during material switching, utilizing centrifugal force for quick and contactless removal, which is less affected by the structure's size, shape, and resin viscosity [3][5]. - This technology allows for precise control over the composition, performance, and functionality of structures at the voxel level, overcoming compatibility limitations of traditional light-curing 3D printing [3][5]. Group 3: Applications and Materials - The technology supports a wide range of printable materials, including hard resins, elastomers, hydrogels, shape-memory polymers, and conductive elastomers, providing flexibility for various industries [5][6]. - The applications showcased include flexible electronics, robotics, implantable medical devices, and medical models, demonstrating the versatility of the multi-material 3D printing technology [1][5][27]. Group 4: Upcoming Events - The company will participate in the 2025 (4th) Polymer 3D Printing Materials Summit Forum from July 18-20 in Hangzhou, where it will showcase its multi-material 3D printing technology and applications [1][34]. - Professor Ge Qi, the company's chief scientist, will present a report titled "Multi-material 3D/4D Printing: From Hydrogels to Ceramics" at the forum, highlighting advancements in multi-material 4D printing [34][42].
南方科技大学葛锜教授:高精度陶瓷如何利用4D打印技术实现无模生产
DT新材料· 2025-06-26 00:50
Core Viewpoint - The article discusses advancements in 4D printing technology, particularly focusing on a new method for ceramic 4D printing driven by hydrogel dehydration, which allows for the creation of complex structures without the need for molds or external forces [2][3][4]. Group 1: 4D Printing Technology - 4D printing is a novel additive manufacturing technology that enables the creation of three-dimensional structures from smart materials, which can change shape over time when stimulated by external factors such as light, heat, or electricity [12]. - Current 4D printing materials are primarily limited to soft materials like hydrogels and shape memory polymers, with significant challenges remaining for hard materials like ceramics [2][3]. Group 2: Research and Development - A collaborative research team from Southern University of Science and Technology has developed a hydrogel-driven ceramic 4D printing method, utilizing light-sensitive ceramic elastomer slurries and acrylic hydrogel precursors suitable for DLP printing [3]. - The developed materials can undergo significant deformation, with the ceramic elastomer capable of withstanding up to 700% tensile strain and the hydrogel achieving a volume shrinkage of up to 65% during dehydration, along with a modulus increase of over 40 times [3]. Group 3: Upcoming Forum - Professor Ge Qi will present on "Multi-material 3D/4D Printing: From Hydrogels to Ceramics" at the 2025 (4th) Polymer 3D Printing Materials Summit Forum, scheduled for July 18-20, 2025, in Hangzhou, Zhejiang [5][8]. - The forum aims to facilitate discussions on high-precision 4D printing equipment, advancements in high-performance light-curing smart materials, and design methodologies for multi-material 4D printing [12].