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- rosin ethylene glycol ester 松香乙二醇酯
- Keywords malaya rosin grafted ethylene glycol ester polymer;polymerized rosin;metal ions;enzyme;immobilization; 聚马来松香乙二醇酯;聚合松香;金属离子;酶;固定化;
- Ethylene glycol ester 乙二醇酯
- First statement: Ethylene glycol is sweet. 第一句:甘醇是甜的。
- Kawabe K.Process for simultaneous production of ethylene glycol and carbonate ester: US,20010020102[P]. 2001-09-06. 吕连海;胡爽;王越.;一种铜催化环氧乙烷水和制备乙二醇的方法:中国;1775719[P]
- A substance, often a liquid such as ethylene glycol or alcohol, mixed with another liquid to lower its freezing point. 防冻剂,防冻液,抗凝剂一种物质,通常是液体,如乙二醇或酒精,和另一种液体混合来降低冰点
- The chloroform solution of biodegradable poly(ether ester) poly(ethylene glycol terephthalate)/poly(butylene terephthalate)(PEGT/PBT) was nebulized to give fibers in the nitrogen current and subsequently to accumulate into non-woven scaffolds. 聚乙二醇 /聚对苯二甲酸丁二醇酯 (PEGT/ PBT)共聚物的氯仿溶液经高压氮气流喷丝 ;继而沉积成无纺布 .
- The cyctic Condensation Carbonyl Perfume-Fructone is synthesized by the condensation reactions between acetoacetic ester and ethylene glycol with activated carbon supported phosphoric acid as catalyst. 以活性炭固载H_3PO_4为催化剂,用乙酰乙酸乙酯与乙二醇为反应物直接缩合,制备了环缩羰基型香料-苹果酯。
- Poly(ethylene glycol) (PEG) is a hydrophilic polymer which has flexible long chain. 摘要聚乙二醇是一类亲水性长链聚合物。
- Direct determination for free propylene glycol content in propylene glycol ester was put forward. 提出丙二醇酯中游离丙二醇含量的直接测定方法。
- A compound,such as ethylene glycol,used to prevent the formation of ice,as on windshields. 防冰物质一种化合物,如乙烯,用来防止(如挡风玻璃上)结冰
- A compound, such as ethylene glycol, used to prevent the formation of ice, as on windshields. 防冰物质一种化合物,如乙烯,用来防止(如挡风玻璃上)结冰
- Synthesis of stearic acid glycol ester is studied in this paper in different reactive condition using p-Toluenesulfonic, Ortho-phosphroic and Phosphotungstic acid as catalysts. 本文以对甲苯磺酸、正磷酸、磷钨酸等为催化剂,在不同的反应条件下合成了硬脂酸乙二醇酯,讨论了酯化的反应条件对产品性能的影响。
- ethylene glycol di-(α-sulfonic salt) stearic ester 乙二醇双硬脂酸酯双磺酸钠
- The compounding and on trial comditions of ethylene glycol antimony solution were introduced. 介绍乙二醇锑溶液的配制及试用情况。
- The results showed that poly( ethylene glycol) as a phase transfer catalyst can raise the conversion. 指出聚乙二醇作为相转移催化剂可增加转化率。
- Butyl cellosolve( aka butyl glycol, ethylene glycol monobutyl) is poisonous when swallowed and a lung-tissue irritant. 丁赛路苏(碱性丁二醇、二醇单丁醚)吞食有毒,对肺组织有刺激作用。
- Glycol glucoside was prepared from glucose and ethylene glycol in the presence of acid catalyst. 在酸性催化剂下,由葡萄糖和乙二醇经缩醛化反应制备了乙二醇葡糖苷。
- Stearone glycol fumaric acid (SGF) was synthesized with maleicanhydride, cinnamyl alcohol and ethylene glycol. 由于烯二酸酐经醇解转型酯化途径合成了对皮肤无过敏反应的反丁烯二酸桂醇甘醇酯(SGF)。
- Recent advances in preparation of ethylene glycol via ethylene oxide catalytic reaction are reviewed in this paper. 摘要对环氧乙烷催化法合成乙二醇研究的最新进展作了综述。