Sou Hu Cai Jing·2026-01-21 02:42Core Insights - The Chinese nanosphere industry is experiencing rapid growth, with a projected market size of approximately 4.236 billion yuan in 2024, representing a year-on-year increase of 5.40% [2][11] - Nanospheres are critical materials in high-tech products, serving as essential components in biomedicine and flat panel displays, thus being referred to as "behind-the-scenes heroes" and "bottleneck" materials [2][11] Industry Overview - Nanospheres are micron-sized spheres with nanometer-scale pore structures, characterized by high specific surface area and unique physicochemical properties, widely used in drug delivery, LCD displays, bioseparation, medical diagnostics, and optoelectronic materials [2] - They can be classified into natural biomaterials (e.g., chitosan, collagen) and synthetic polymers (e.g., PLGA, PVA) [4] Preparation Methods - Nanospheres can be prepared using various methods, including ionic crosslinking, emulsification-solvent evaporation, and microfluidic technology, each with distinct principles, applicable materials, and performance characteristics [5][7] - Ionic crosslinking is suitable for natural biomaterials and emphasizes biocompatibility, while emulsification-solvent evaporation is widely used for synthetic polymers, and microfluidic technology allows for precise control of droplet formation [7] Industry Chain - The upstream of the nanosphere industry includes raw materials such as chitosan, starch, cellulose, and various synthetic polymers, along with production equipment like high-pressure homogenizers and laser particle size analyzers [8][9] - The midstream involves the manufacturing of nanospheres, while the downstream applications include drug delivery, biopurification, in vitro diagnostics, LCD spacers, and conductive materials [8] Market Size - The market for nanospheres in China is projected to grow significantly, with the biomedicine sector utilizing uniform-sized, surface-modifiable nanospheres for high-end drug development and precise diagnostics [11]