中钢天源：黑磷纳米片项目为技术储备，尚未商业化应用

Core Viewpoint - The company has successfully obtained its first international patent in the United States through the Patent Cooperation Treaty (PCT), marking a significant step in its international intellectual property strategy and showcasing its innovation capabilities in the new materials sector [1] Group 1: Patent Achievement - The international patent titled "A Black Phosphorus Nanosheet and Its Preparation Method and Application" was officially authorized by the United States Patent and Trademark Office on May 18, 2025 [1] - This patent represents the company's first invention patent granted in the U.S. via the PCT route, indicating a milestone in its global intellectual property development [1] Group 2: Production Capability - In response to investor inquiries, the company stated that the black phosphorus nanosheet project is currently part of its technology reserve and has not yet been commercialized [1] - The company has not confirmed whether the existing production lines can be utilized for this product or if it has the capability for mass production at this time [1]