细粒径SiO2基棕榈醇-棕榈酸-月桂酸微胶囊相变调湿材料的制备与性能*

张浩, 黄新杰, 宗志芳, 刘秀玉

Preparation and Properties of SiO2 Based Hexadecanol-Palmitic Acid-Lauric Acid Microencapsulated Phase Change and Humidity Controlling Materials with Fine Particle Size

ZHANG Hao, HUANG Xinjie, ZONG Zhifang, LIU Xiuyu

表1 SiO2基棕榈醇-棕榈酸-月桂酸微胶囊相变调湿材料的配方

Table 1 Formulations of SiO2 based hexadecanol-palmitic acid-lauric acid microencapsulated phase change and humidity controlling materials

Sample Mole ratio between deionizedwater and tetraethyl orthosilicate Mole ratio between absolute alcohol and tetraethyl orthosilicate Mole ratio between hexadecanol-palmitic acid-lauric acid and tetraethyl orthosilicate Mole ratio between silane coupling agent and tetraethyl orthosilicate 1 7 5 0.5 0.10 2 9 5 0.5 0.10 3 11 5 0.5 0.10 4 9 3 0.5 0.10 5 9 7 0.5 0.10 6 9 5 0.5 0.00 7 9 5 0.5 0.05 8 9 5 0.5 0.15 9 9 5 0.2 0.10 10 9 5 0.8 0.10