Thisarticleaimstoprovideacomprehensivelistofshortsentencesandexamplesoftheusageof"缩二乙二醇"(ethyleneglycolmonoethylether)and"diethyleneglycol"inEnglish.Thesetwochemicalsarecommonlyusedinvariousindustriessuchaspharmaceuticals,cosmetics,andprintinginks.Thelistincludesvariouscontextssuchassafetywarnings,manufacturingprocesses,andproductdescriptions.Withthiscollectionofshortphrasesandexamples,readerscanbetterunderstandthepropertiesandapplicationsofthesechemicalsintheglobalmarket.Theuseofthesechemicalsshouldalwaysfollowsafetyguidelinesandregulatoryrequirementstoensuretheprotectionoftheenvironmentandhumanhealth.
一缩二乙二醇,diethylene glycol
1)diethylene glycol一缩二乙二醇
1.Through the two series of orthogonal tests,it is respectively discussed of using sulfuric acid or p-toluene sulfonic acid as catalyst to synthesizediethylene glycol dibenzoate.通过两组正交实验,分别以浓硫酸和对甲基苯磺酸为催化剂合成一缩二乙二醇二苯甲酸酯,结果表明对甲基苯磺酸作催化剂的选择性较好,合成一缩二乙二醇二苯甲酸酯的最佳反应条件为:对甲基苯磺酸用量为3%(以一缩二乙二醇质量计)、反应温度为185℃、n(苯甲酸)∶n(一缩二乙二醇)为2∶1,反应时间为10 h。
2.An investigation was made on the effects of glycolysis usingdiethylene glycol(DEG) as the reagent for glycolysis,such as the weight ratio of waste Spandex to the reagent for glycolysis(DEG),the catalyst dosage,reaction temperature and reaction time.以一缩二乙二醇(DEG)为醇解剂,研究了氨纶废丝与醇解剂(DEG)配比,催化剂用量,反应温度,反应时间对醇解反应的影响。
3.In this paper, polyurethane fiber wastes was degraded in a bi-screw-Micro Compounder usingdiethylene glycol as degradation agent.以一缩二乙二醇为醇解剂,在微型双螺杆共混仪中进行氨纶废丝的降解反应,通过测试降解产物的特性粘度描述了降解过程,并建立了相应的降解动力学方程,得到降解反应活化能E=115。
英文短句/例句
1.STUDY ON DADC HOMOPOLYMER AND COPOLYMERS一缩二乙二醇二烯丙基碳酸酯树脂的研究
2.A study on the synthesis of diglycol duplicate-ester refrigerant lubricants一缩二乙二醇复酯冷冻机油的合成与研究
3.Synthesis of Diethylene Glycol Dimethacrylate by Transesterification酯交换法合成一缩二乙二醇双甲基丙烯酸酯
4.The aminoalkyd stoving enamel based on this alkyd meets international standard with lighter color and lower cost.采用分步加料法，克服了使用一缩二乙二醇引起的问题。
5.Synthesis of Glycol Ether Dimethacrylic Acid Ester Catalyzed by Calcium Sulfate Whisker硫酸钙晶须催化合成一缩二乙二醇双甲基丙烯酸酯
6.Any of the class of compounds formed from aldehydes combined with alcohol.醛缩醇，醛缩二醇任何一种由乙醛和乙醇结合而成的化合物
7.citronellal cycloglycol acetal香茅醛环乙二醇缩醛
8.Synthetic Process of ethyl 2-(2-ethoxy-2-oxoethoxy)-propionateα-甲基-缩二乙醇酸二乙酯的合成研究
9.polyethyene glycol hydroquioxyl diacetate聚对苯二酚二缩羟乙二醇酯
10.catbitol acetate ;diethylene glycol monoethyl ether acetate二甘醇一乙醚乙酸酯
11.triethylene glycolbismethyl-acrylate二缩三乙二醇双甲基丙烯酸酯
12.Glycol monomethyl ether, propylene glycol monomethyl ether, ethanol, and eth yleneglycol monophenylether were used as solvents.选择丙二醇甲醚,乙二醇甲醚,丙醇,一半乙二醇甲醚一半乙醇,乙二醇苯醚作为溶剂。
13.Synthesis of Cyclohexanone Ethylene Ketal Catalyzed by SiO_2·12WO_3·26H_2O/SiO_2;SiO_2·12WO_3·26H_2O/SiO_2催化合成环己酮缩乙二醇
14.Synthesis of Acetophenone 1,2-Propanediol Ketal苯乙酮1,2-丙二醇缩酮的合成研究
15.Synthesis of Benzylaldehyde Glycol Acetal Catalyzed by SO_4~(2-)/γ-Al_2O_3SO_4~(2-)/γ-Al_2O_3催化合成苯甲醛缩乙二醇
16.polyethylene propylene adipate (Glycol)聚己二酸乙二（醇 ）丙二（醇 ）酯（二醇）
17.etic acid (GEDTA)乙二醇醚二胺四乙酸
18.polydiethylene glycol adipate聚己二酸二乙二醇酯
相关短句/例句
diglycol[dai"ɡlaik?l]一缩二乙二醇
1.Synthesis of phthalic anhydridediglycol ester;邻苯二甲酸酐一缩二乙二醇酯的合成
2.EVOH were grafted bydiglycol / triethylene-glycol.以乙烯-乙烯醇共聚物(EVOH)为原料,通过醇钠与卤代烷的反应,在EVOH侧链上接枝一缩二乙二醇/二缩三乙二醇,制备了一种主链上具有疏水的聚乙烯链段,侧链为醚链结构的EVOH多羟基梳形聚合物,用红外光谱、凝胶渗透色谱、热重分析法对其进行了表征,讨论了侧链长度对分子量、分子量分布和热稳定性的影响。
3)diethylene glycol一缩乙二醇
1.BDMAEE and DMAEE were synthesized fromdiethylene glycol and dimethylamine .以一缩乙二醇和二甲胺为原料合成了催化剂双(二甲胺基乙基)醚(BDMAEE)和二甲胺基乙氧基乙醇(DMAEE)。
2.The method of liquid phase synthesis of dioxane from the cyclodehydration ofdiethylene glycol catalyzed by ASP-type solid acidic catalysts was studied.研究了ASP型固体酸催化剂一缩乙二醇(二甘醇)环化脱水合成1,4-二氧六环的液相反应。
4)2,2"-oxybisacetic acid一缩二乙二醇酸
5)2,2"-oxybisacetic acid一缩二乙醇酸
6)Diethylene glycol dimethyl ether一缩二乙二醇二甲醚
延伸阅读
一缩二乙二醇分子式 HOCH2CH2OCH2CH2OH分子量106.11CAS号 111-46-6 一缩二乙二醇又称二甘醇、二乙二醇醚。无色透明具有吸湿性的粘稠液体，有辛辣气味。相对密度1.1184，纯品凝固点-l0．45℃，沸点245℃，闪点143℃，燃点351．9℃，折射率1．4472，粘度(25℃)30mPa·s，蒸气压(20 ℃)＜1.33Pa。与水、乙醇、丙酮、乙醚、乙二醇混溶，不溶于苯、甲苯、四氯化碳。无腐蚀性，易燃，低毒，LD501480mg/kg。对中枢神经系统有抑制作用，对肝和肾有害，避免长期接触皮肤。 用作防冻剂、气体脱水剂、增塑剂、溶剂等。还用于合成不饱和聚酯树脂。储存于阴凉、通风的库房内，防火、防潮。
