In the sol_gel process of TEOS (tetraethoxysilane), the effects of catalysts on hydrolysis reaction,condensation reaction and gelling properties were discussed.

• 探讨了正硅酸乙酯的溶胶-凝胶过程中，氢氟酸，盐酸，氨水，硫酸和醋酸等催化剂对水解、聚合和胶凝时间的影响。