The Urea Formaldehyde (UF) technology provided by SL TEC is based on the traditional alkali-acid-alkali process. It consists of three steps: Hydroxymethylation--under neutral or slight alkali conditions, urea and formaldehyde have hydroxymethylation reaction; Polycondensation-- condition the pH of the reaction solution to slight acid, the reaction mixture have polycondensation to reach a certain molecular weight; Temperature Reducing--condition the pH of the reaction solution back to slight alkali, and reduce its temperature to room temp. to get the preliminary condensed solution.
Hubei Sanli Fengxiang Technology Co., Ltd. (SL Tech) is a young technology company specialized in providing EPC contracting service and the import & export of chemical plants, with the headquarter located in China(Hubei) Pilot Free Trade Zone and an office in Wuxi.