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- High purity dehydroabietic acid was prepared from disproportionated rosin by means of fractional acidification. 以歧化松香为原料,采用树脂酸逐级酸化分离的方法制备高纯度脱氢枞酸。
- PA was first synthesized: Addition reaction of disproportionated rosin and EOwas performed in the condition of catalyst. 本论文先在催化剂作用下以歧化松香为起始原料与环氧乙烷(EO)发生加成反应合成松香聚氧乙烯醚(PA)。
- Disproportionated rosin (DPR) (2-hydroxyethyl acrylate) ester was synthesized by acyl chlorination and esterification of DPR acid. 通过对歧化松香(DPR)分别进行酰氯化和酯化反应成功制备了DPR(丙烯酸-2-羟基乙基酯)酯。
- The comparison of isolation methods of dehydroabietic acid was carried out,using disproportionated rosin as raw material by GC method. 以歧化松香为原料、气相色谱为分析手段进行了脱氢枞酸单离方法的比较。
- Based on the results it was also found that the superfine disproportionated rosin and high contents of p-cymene could be obtained from pine gum using the novel process. 分析结果表明，直接以松脂为原料进行催化歧化反应可同时获得特级歧化松香和高含量的对伞花烃。
- This paper studied that EVA hot melt adhesives were prepared with material of disproportionated rosin,esterification modified with glycerin and pentaerythritol,and modified product as tackifier. 研究了以歧化松香为原料,用甘油和季戊四醇进行酯化改性,并以改性产物作为增粘剂制备EVA热熔胶。
- disproportionated rosin potassium soap 歧化松香钾皂
- SODIUM SOAP OF DISPROPORTIONATED ROSIN 歧化松香钠皂
- Synthesis of Disproportionated Rosin Sucrose Esters 歧化松香蔗糖酯的合成
- potassium soap of disproportionated rosin 歧化松香钾皂
- polymer of N-(disproportionated rosin) acrylamide N-（歧化松香基）丙烯酰胺聚合物
- Research progress for producing disproportionated rosin 歧化松香生产的研究进展
- disproportionated rosin glycide-cassava starch ester 歧化松香缩水甘油木薯淀粉酯
- Nickel Complex of Disproportionated Rosin Amine Schiff Base 歧化松香胺Schiff碱-镍配合物
- Preparation and Properties of Potassium Soaps of Disproportionated Rosin 歧化松香钾皂的制备与性能
- Analysis of Disproportionated Rosin Composition by GC and UV Spectrophotometers 歧化松香的气相色谱和紫外分光光度分析方法比较
- Keywords light-colored rosin;disproportionated rosin;abietic-type resin acids; 浅色松香;歧化松香;枞酸型树脂酸;
- Keywords disproportionated rosin soap;pilot experiment;decoloring mechanism; 歧化松香皂;脱色机理;中试;
- Refining Technics of Disproportionated Rosin Soap and Its Decoloring Mechanism Analysis 歧化松香皂脱色精制工艺研究及脱色机理探讨
- Derivative Spectrophotometric Determination of Resin Acid Isomer in Disproportionated Rosin 导数光谱法测定歧化松香中树脂酸异构体
