1. A capillary GC method was established for determination of cetyl alcohol and stearyl alcohol in cetostearyl alcohol. 建立了毛细管GC法测定药用辅料十六十八醇的含量。
2. A new low volatile stripper with benzene alcohol (BA), methyl propyl alcohol (MPA) and di-ketone alcohol (DKA) as the main solvents is prepared. 以苯甲醇(BA)、丙二醇乙醚(MPA)和二丙酮醇(DKA)为主溶剂制成低挥发性脱漆剂,考察了主溶剂、促进剂的种类、用量等因素对脱漆效果的影响。
3. A new low volatile stripper with benzene alcohol (BA), methyl propyl alcohol (MPA) and di-ketone alcohol (DKA) as the main solvents is prepared. 以苯甲醇(BA)、丙二醇乙醚(MPA)和二丙酮醇(DKA)为主溶剂制成低挥发性脱漆剂,考察了主溶剂、促进剂的种类、用量等因素对脱漆效果的影响。
4. A new ester-guerbet alcohol acetate is synthesized by using acetic acid and guerbet alcohol 2-octyl dodecyl alcohol in presence of catalyst-phospho-tungstic acid. The esterification ratio is 92. 0%. 本文以乙酸和2-辛基十二烷醇为原料,以磷钨酸为催化剂,合成了乙酸2-辛基十二烷醇酯,酯化率为92。0%。
5. A new ester guerbet alcohol acetate is synthesized by using acetic acid and guerbet alcohol 2 octyl dodecyl alcohol in presence of catalyst phospho tungstic acid. The esterification ratio is 92. 0 %. 本文以乙酸和2-辛基十二烷醇为原料,以磷钨酸为催化剂,合成了乙酸2-辛基十二烷醇酯,酯化率为92.0%。