Hydrogen fuel cell cooling liquid compatible with fluoroaluminate brazing seam and preparation method of hydrogen fuel cell cooling liquid

The invention discloses a fluoroaluminate brazing seam compatible hydrogen fuel cell cooling liquid and a preparation method thereof, and the fluoroaluminate brazing seam compatible hydrogen fuel cell cooling liquid comprises the following raw materials by weight: 100 parts of an alcohol compound, 0.1-1 part of bone glue, 0.4-1 part of an azole compound, 0.01-0.2 part of a lipid compound, 0.3-2 parts of 2, 4, 6-tri [(p-carboxyphenyl) amino]-1, 3, 5-triazine, 0.02-0.3 part of silicate and 5-200 parts of deionized water. The hydrogen fuel cell cooling liquid has low conductivity and excellent potassium fluoroaluminate weld joint compatibility, and can be applied to a hydrogen fuel cell engine temperature control system. 本发明公开了一种氟铝酸盐钎焊缝兼容性的氢燃料电池冷却液及其制备方法，其各原料按重量份的构成为：醇类化合物100份、骨胶0.1-1份、唑类化合物0.4-1份、脂类化合物0.01-0.2份、2,4,6-三[(对羧基苯基)氨基]-1,3,5-三嗪0.3-2份、硅酸盐0.02-0.3份和去离子水5-200份。本发明的氢燃料电池冷却液具有低电导率及优异的氟铝酸钾焊缝兼容性，可应用于氢燃料电池发动机温控系统。