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- Succinic acid dehydration is one of industrial methods to produce succinic anhydride. 丁二酸脱水法是工业生产丁二酸酐的方法之一.
- Polybutenyl succinic anhydride, triethylene tetramine reaction product;2,5-furandione, dihydro-, polybutenyl derivs. 名称 聚亚烷基衍生的二氢-2,5-呋喃二酮与单亚烷基胺生成的反应产物;
- Dodecenyl succinic anhydride (DDSA) was synthesized from -C12olefin and maleic anhydride by the"ene" reaction in presence of p-hydroxyanisole which was used as an addictive. 以对羟基苯甲醚为阻聚剂;通过马来酸酐和-C12烯发生“烯反应”合成了直链十二烯基丁二酸酐.
- Dodecanol abietate succinic anhydride was synthesized from abietic acid.The structures of products were characterized by spectrum of IR,HNMR and MS. 以枞酸为起点,合成了十二醇酯琥珀酸酐,采用红外光谱、核磁共振波谱及质谱对中间产物及终产物进行了结构表证。
- This paper summarized the applications of the cyclodextrin,porous starch and octenyl succinic anhydride modified starch in essences and flovors. 文章对环糊精、多孔淀粉和辛烯基琥珀酸淀粉酯(纯胶)等几种淀粉基缓释剂在香精香料中的应用进行了综述。
- The first step in the synthesis of succinimides and their derivatives is the preparation of Polyisobutylene Succinic Anhydride (PIBSA). 生产润滑油时必须考虑添加剂对生态环境的影响,合成丁二酰亚胺及其衍生物的第一步是制备烯酐(PIBSA)。
- The present situation and the existing problems of alkyl fatty acid starch ester and alkenyl succinic anhydride at home and abroad were introduced. 而对烯基琥珀酸淀粉酯要重点研究低葡萄糖值的酶解产物。
- Reaction temperature should be increased as high as possible under the condition of assuring the color of polyisobutylene succinic anhydride. 在保证聚异丁烯丁二酸酐色泽的情况下,应该尽可能地提高反应温度;
- The hemisuccination process and reaction kinetics of stigmasterol with succinic anhydride using toluene as a solvent,pyridine as a catalyst were studied. 研究了甲苯为溶剂,吡啶为催化剂,豆甾醇与琥珀酸酐的酯化反应工艺和反应动力学。
- By means of DSC and 13C-NMR,a structure change of high reactive polyisobutene was disclosed during thermal processing for the synthesis of alkyl succinic anhydride. 采用差热扫描量热(DSC)和碳-13核磁共振(13C-NMR)的研究手段,对热加合烃化工艺过程中,高活性聚异丁烯的结构变化进行研究。
- Succinylated monoglyceride was synthesized by reacting succinic anhydride with distilled monoglyceride,and their quality insdices were in accordance with the standards of FAO/WHO. 以琥珀酸酐,分子蒸馏单甘酯为原料,合成了各项质量指标均符合FAO/WHO标准的琥珀酸单甘酯。
- Octenyl succinic anhydride(OSA)modified starch is an effective emulsifier due to the addition of bifunctional groups that are both hydrophilic and hydrophobic. 由于同时引入了亲水性和疏水性基团,因此辛烯基琥珀酸淀粉酯是一种性能优良的乳化增稠剂。
- A special waterborne photosensitive epoxy-phenolic resin was synthesized by modification of F-44 epoxyphenolic resin with acrylic acid and succinic anhydride. 用丙烯酸和琥珀酸酐对F-44酚醛环氧树脂进行改性,合成了一种水性光敏酚醛环氧树脂。
- In this research, firstly, DES was mixed with succinic anhydride, the production is DES hemisuccinate (DES-HS) , which was purified and identified by high-resolution Mass Spectroscopy. 在本研究中,己烯雌酚首先和琥珀酸酐进行反应,纯化反应产物己烯雌酚半琥珀酸,并对其进行高分辨质谱鉴定;
- Methods T 2 toxin in pyridine reacted with succinic anhydride in a steam bath and converted to T 2HS. At the presence of EDPC, T 2HS conjugated with BSA,then BSA T 2HS was prepared. 方法 T- 2毒素与琥珀酸酐在吡啶参与下于蒸汽浴中反应 ,生成 T- 2 -半琥珀酸酐后 ,再与小牛血清白蛋白经碳二亚胺偶联结合生成 T- 2毒素抗原。
- Methods T 2 toxin in pyridine reacted with succinic anhydride in a steam bath and converted to T 2HS.At the presence of EDPC, T 2HS conjugated with BSA,then BSA T 2HS was prepared. 方法T-2毒素与琥珀酸酐在吡啶参与下于蒸汽浴中反应,生成T-2-半琥珀酸酐后,再与小牛血清白蛋白经碳二亚胺偶联结合生成T-2毒素抗原。
- FTIR spectra showed that WGP were successfully modified by succinic anhydride, though succinic anhydride was induced to protein molecule to alter its structure and to improve their functionality. 应用红外光谱对最优条件下改性的面筋蛋白结构进行了表征。
- Acetic anhydride and succinic anhydride were used to modify wheat gluten.The effects between the acylation and the succinylation to improve wheat gluten functionality were compared. 本研究采用乙酸酐及琥珀酸酐对小麦面筋蛋白进行酰化改性,比较乙酰化及琥珀酰化改性对小麦面筋蛋白功能性的改善效果,对酰化反应的机理进行了初步研究。
- The synthesis and practical application of polyisobutylene succinic anhydrides derivatives are described. 介绍了聚异丁烯丁二酸酐衍生物的合成,并对该衍生物实际应用进行了考察。
- tetrapropenyl succinic anhydride 四丙烯基琥珀酸酐