化工行业周报：春耕临近推动尿素、氯化钾价格上涨；科技突破有望拉动电子材料需求

Investment Rating - The report maintains a "Positive" outlook for the basic chemical industry [1] Core Insights - The upcoming spring farming season is driving up prices for urea and potassium chloride, with urea prices reaching 1805 CNY/ton, up 6.74% from the previous week, and potassium chloride prices at 2954 CNY/ton, up 5.61% [3][23] - Technological breakthroughs in electronic materials are expected to boost demand for chips and related materials, with a focus on companies like Yake Technology, Tongcheng New Materials, and Dinglong Co. [5] Summary by Sections 1. Key Chemical Product Price Tracking - Urea and potassium chloride prices have increased significantly, while TDI and butadiene prices have decreased [14][19] - Urea price increased by 7.56% and potassium chloride by 7.14% in the week [14][23] 2. Polyurethane: MDI and TDI Price Decline - MDI prices have dropped due to limited purchasing enthusiasm from downstream enterprises, with current prices at 18500 CNY/ton for polymer MDI and 19200 CNY/ton for pure MDI [17] - TDI prices in East China have decreased to 13200 CNY/ton, down 1350 CNY from the previous week [17] 3. Agricultural Chemicals: Urea and Potassium Chloride Price Increase - Urea prices are driven by the demand for spring farming preparations, while potassium chloride supply is tight due to limited domestic production and imports [19][23] 4. Fluorochemicals: Stable Prices for Refrigerants - Prices for third-generation refrigerants remain stable, with R142b seeing a significant price increase to 24000 CNY/ton, up 5000 CNY from the previous week [28][33] - The supply of fluorinated materials is currently in excess, maintaining a state of oversupply [28] 5. Tire Industry: Improved Operating Rates - The tire industry is expected to see improved conditions due to lower shipping costs and increased operating rates, with full steel tire operating rates at 66.69% [4]