JIANGNAN UNIVERSITY (20240228802). METHOD FOR PREPARING METAL INK AND ADDITIVE MANUFACTURING BASED ON PHOTO-THERMAL SYNERGISTIC CURING simplified abstract
METHOD FOR PREPARING METAL INK AND ADDITIVE MANUFACTURING BASED ON PHOTO-THERMAL SYNERGISTIC CURING
Organization Name
Inventor(s)
Junzhao Yuan of Wuxi City (CN)
METHOD FOR PREPARING METAL INK AND ADDITIVE MANUFACTURING BASED ON PHOTO-THERMAL SYNERGISTIC CURING - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240228802 titled 'METHOD FOR PREPARING METAL INK AND ADDITIVE MANUFACTURING BASED ON PHOTO-THERMAL SYNERGISTIC CURING
The method described in the patent application involves preparing metal ink for additive manufacturing using photo-thermal synergistic curing, specifically focusing on functional ink technology. The ink composition includes metal powder, photosensitive resin, photosensitive monomer, photoinitiator, thermal initiator, up-conversion material, and auxiliary agent.
- Metal ink is added to the ink tank of a direct ink writing 3D printer.
- The ink is extruded from the nozzle under computer control to print specific shapes on the platform.
- Real-time illumination of a specific light source cures the ink to obtain the green body.
- High-temperature debinding treatment is performed on the green body in a specific atmosphere.
- The treated green body undergoes high-temperature and high-pressure sintering treatment in a specific atmosphere before cooling to room temperature.
Potential Applications: - Additive manufacturing of metal parts with complex geometries. - Production of customized metal components for various industries such as aerospace and automotive.
Problems Solved: - Enables the fabrication of metal parts with intricate designs. - Provides a cost-effective and efficient method for producing metal components.
Benefits: - Increased design flexibility in metal additive manufacturing. - Enhanced accuracy and precision in creating metal parts.
Commercial Applications: - Custom metal part manufacturing for industries requiring high precision components. - Production of metal prototypes for product development and testing.
Questions about Metal Ink for Additive Manufacturing: 1. How does the photo-thermal synergistic curing process improve the quality of metal parts produced? 2. What are the specific advantages of using a direct ink writing 3D printer for metal additive manufacturing?
Original Abstract Submitted
a method is described for preparing metal ink for additive manufacturing based on photo-thermal synergistic curing, relating to functional ink technology. the ink includes 50%-95% metal powder, 1%-35% photosensitive resin, 1%-35% photosensitive monomer, 0.1%-7% photoinitiator, 0.1%-5% thermal initiator, 0.1%-5% up-conversion material, and 0%-2% auxiliary agent. the method includes adding metal ink to the ink tank of a direct ink writing 3d printer, extruding the metal ink from the nozzle under computer control to the printing specific shapes on the platform, and curing under real-time illumination of a specific light source to obtain the green body. the method includes performing high-temperature debinding treatment on the obtained green body in a specific atmosphere. the treated green body is subjected to a high-temperature and high-pressure sintering treatment in a specific atmosphere and then cooled to room temperature.