acetalation

英

美

n. 缩醛化（作用）

This article introduces the principle of acetalation and the selection of the optimal technological condition.
本文介绍了缩醛化原理及最佳工艺条件的选择。
Bromobutyraldehyde ethylene acetal was synthesized from crotonaldehyde by addition with hydrogen bromide and then acetalation with ethylene glycol with an overall yield of 80.8%.
巴豆醛先与溴化氢加成，再与乙二醇缩醛化得到3-溴代丁醛缩乙二醇，收率80.8%。
Study of Acetalation Reaction of Benzaldehyde with Glycol
苯甲醛与乙二醇缩醛化反应的研究
In this paper, we choose 1,2-propylene glycol as the raw material and get the aimed product 1,1-dimethoxy-2-propanone via catalyst oxidation and acetalation.
本文选用1,2-丙二醇为原料，经过催化氧化、醛保护（缩醛化）二步得到1,1-二甲氧基丙酮。
The degree of acetalation can be controlled by the concentration of alcohol.
缩醛化度可由乙醇的浓度来控制。
After degraded by oxidation process, polyvinyl acetals, prepared from acetalation of PVA with aldehydes in aq. alcohol solution under acid conditions, can be directly used for adhesive and coating.
聚乙烯醇（PVA）在乙醇水溶液中在酸性条件下与醛类缩醛化制成PVA缩醛的乙醇水溶液。