Under the protection of nitrogen, the ricinoleic alkyl alcoholamide borate (RAB) was synthesized with castor oil, diethanolamine and boric acid as raw materials.
在氮气保护下，以蓖麻油、二乙醇胺和硼酸为基本原料，合成了蓖麻油烷醇酰胺硼酸酯(RAB)。
2
Ester bond can be formed through the polycondensation of hard segment monomer with uniform segment length containing amide bond and dihydric alcohol, which is a better way to prepare polyesteramide.