Acetalation相关论文
The polyvinyl acetal sponge modified by chitosan was prepared by adding chitosan/polyvinyl alcohol (PVA) solution during......
Preparation of SO2-4/TiO2-WO3 solid superacid and its catalytic activity in acetalation and ketalati
SO2-4/TiO2-WO3 was prepared and its catalytic activity under different synthetic conditions was discussed with esterific......
Eco-friendly one-pot synthesis of acetals and ketals by heterogeneously catalyzed liquid-solid phase
Twelve classes of acetals and ketals were synthesized from aldehyde/ketone and glycol using TiSiWl2O40/TiO2 as a novel e......
SO24-/TiO2-MoO3, a novel solid superacid, has been prepared and its catalytic activity at different synthetic conditions......
以纳米氧化物为前驱体制备固体超强酸催化剂SO42-/Fe2O3、SO42-/Al2O3、SO42-/TiO2和SO42-/ZrO2,其Hammett酸强度常数均小于-12.14......
Preparation of SO2-4/TiO2-WO3 solid superacid and its catalytic activity in acetalation and ketalati
SO2-4/TiO2-WO3 was prepared and its catalytic activity under different synthetic conditions was discussed with esterific......
Eco-friendly one-pot synthesis of acetals and ketals by heterogeneously catalyzed liquid-solid phase
Twelve classes of acetals and ketals were synthesized from aldehyde/ketone and glycol using TiSiWl2O40/TiO2 as a novel e......
首次采用回流法制备了二氧化钛负载磷钨钼杂多酸催化剂H3PW6Mo6O40/TiO2,该催化剂的适宜制备条件为:原料质量比m(TiO2):m(H3PW6Mo6O40)=1:2.0......
以内型3,3-二甲基-2-降冰片基乙醛(1)与叔丁胺反应制得醛亚胺(2),依次和溴化乙基镁,碘乙烷反应制得内型2-(3,3-二甲基-2-降冰片基)丁醛的亚胺(4),再经水解得内型2-(3,3-二......
用17-99PVA作乳化剂的乳白胶不稳定,经缩醛化改性后,可提高乳化液的稳定性、耐水性的防冻性,本文介绍了缩醛化原理及最佳工艺条件的选......
介绍了一种高速包装聚乙烯醇缩醛胶粘剂的生产方法,研究了配比,反应温度,时间等对其粘度,稳定性的影响。......
Eco-friendly one-pot synthesis of acetals and ketals by heterogeneously catalyzed liquid-solid phase
缩荃和 ketals 的 12 个班作为新奇 eco 友好的催化剂用 TiSiW_(12 )O_(40 )/TiO_2 从 aldehyde/ketoneand 乙二醇被综合。物理描......
本文用莰烯经Vilsmeier-Haack甲酰化反应制得的E型ω-甲酰基莰烯为原料,在草酸催化下使之与乙二硫醇缩醛化,再使所得的硫代缩醛在......