英语释义

• a compound formed from one or more other compounds in a reaction resulting in removal of water

片语

chromic anhydride铬酐；铬酸酐

iodic anhydride碘酸酐

acetic anhydride[有化] 乙酸酐

sulfurous anhydride亚硫酐

acid anhydride[化学] 酸酐

Heptanoic anhydride庚酸酐

phthalic anhydride[有化] 邻苯二甲酸酐；肽酸酐

methylsuccinic anhydride甲基丁二酸酐

Heptafluorobutyric anhydride七氟丁酸酐

Tetrabromophthalic anhydride[有化]

Isobutyric anhydride异丁酸酐

trifluoroacetic anhydride三氟乙酸酐

succinic anhydride琥珀酐；琥珀酰酐

maleic anhydride[有化] 顺丁烯二酸酐

英汉例句

• the kinetics of polyesterification of phthalic anhydride with diethylene glycol was investigated.

  对邻苯二甲酸酐和二甘醇的聚酯化动力学进行了研究。

• in this work, three system of grafting of maleic anhydride and styrene to pp, grafting of acrylamide to pp and grafting of acryl acid to pp have been studied.

  本课题对马来酸酐和苯乙烯共单体接枝聚丙烯体系、丙烯酰胺接枝聚丙烯体系和丙烯酸接枝聚丙烯体系进行了研究。

• the graft recipe of maleic anhydride (mah) onto pp was studied, and the decomposition inhibition method on pp radical during grafting reaction process was explored.

  研究了聚丙烯（pp）与马来酸酐（mah）的接枝配方；并且探索了接枝反应过程中pp自由基的降解抑制方法。

• with p methylbenzenesulfonic acid and thiourea as a catalyst, synthesis of dimethyl fumarate by one step method from maleic anhydride and methanol is studied.

  以马来酸酐和甲醇为原料，以对甲基苯磺酸和硫脲为催化剂，对采用一步法合成富马酸二甲酯的反应进行了研究。

• the anhydride is a basic component of a broad range of plasticizers and modifiers used in plastics processing, as well as of alkyd and other polyester resins.

  此酐是塑料加工中所用的许多增塑剂和改性剂的基本组分，也是醇酸树脂和其他聚酯树脂的基本组分。

• curing reactions of epoxy resin 3 with amine, polyamide and anhydride and (properties) of the cured products were investigated.

  研究了3分别与胺、聚酰胺及酸酐类固化剂的固化反应和固化产物的性能。

• introduced the market demand of anhydride of domestic and international benzene and price case and development trend.

  介绍了国内外苯酐的市场需求和价格情况以及发展趋势。

• casting resin used with anhydride hardeners for making insulators and switchgear components of high mechanical strength, for class 「f」 insulation.

  与酸酐类固化剂组合的浇铸树脂，用于绝缘体，开关等，有高的机械强度和f级的绝缘性能。

• the regioselective nitration of toluene and chlorobenzene with nitrates and supported nitrates on solid acid catalysts and supports in the presence of acetic anhydride is studied.

  该文讨论了应用固体酸催化剂和载体，在醋酐存在下，采用硝酸盐和载体硝酸盐硝化甲苯和氯苯的选择性。

• the reaction process and curing mechanism were basically identical to the curing reaction of bisphenol a epoxy resin with anhydride in the presence of accelerator.

  固化反应过程及固化机理与促进剂作用下酸酐固化双酚a型环氧树脂的反应基本相同。

• hardness and temperature, current density, chromium content of sulfuric acid anhydride and are closely related.

  铬层软度与温度、电流密度、铬酐及硫酸的含量都有紧密亲密的干系。

• in basic condition e ring was converted into the cyclohexanedicarboxylic anhydride to form purpurin 18 derivatives by the air oxidation.

  在堿性条件下，通过空气氧化将e环转变为环己二羧酸酐形成红紫素18甲酯衍生物；

• the curing agents ofβ-hydroxyalkylamides are widely used in polyesters which contain carboxyl and anhydride groups because of their non toxicity, high efficiency, economy and ecology.

  羟烷基酰胺类固化剂具有无毒、高效、经济和环保的特点，被广泛应用于含有羧基或酸酐的聚酯粉末涂料。

• the preparation process of maleic anhydride grafted polypropylene (ppg-mah) was studied by reactive extrusion using a twin screw extruder system and infrared spectroscopy.

  利用反应挤出技术和红外光谱分析方法，对马来酸酐（mah）接枝聚丙烯（pp）的制备工艺进行了研究。

• the reaction of maleic anhydride (mah) grafted onto linear low density polyethylene (lldpe) in xylene solvent in the presence of benzoyl peroxide (bpo) as initiator has been investigated.

  研究了在二甲苯溶剂中，以过氧化二苯甲酰（bpo）为引发剂，线性低密度聚乙烯（lldpe）接枝马来酸酐的反应。

• diethyl glutarate was synthesized using glutaric anhydride and ethanol, which were separated from dicarboxylic acid, as raw material, heteropoly acid as catalyst.

  以从二羧酸中分离出的戊二酸酐和乙醇为原料，用杂多酸为催化剂，合成了戊二酸二乙酯。

• similarly, using diketene to replace mixed anhydride or acid chloride, intermediate enol 5 may be obtained.

  而由混合酸酐或双烯酮代替酰氯，中间体也可能是烯酮或烯醇5。

• in this subject, gluten was modified by both wet heat treatment and succinic anhydride acylation.

  本文主要研究了湿热—琥珀酸酐酰化对小麦面筋蛋白进行复合改性。

• via introducing nano-silicate into the foamable system, with pp resin modified by maleic anhydride as matrix, the effects of nano-silicate on the properties of pp foam were studied.

  采用马来酸酐改性的聚丙烯（pp）作为基体树脂，在发泡体系中添加纳米硅酸盐，研究了纳米硅酸盐对pp泡沫材料各项性能的影响。

• a series of aqueous polyurethane dispersions (mcpu) with ionic groups in the soft segments were prepared with maleic anhydride modified castor oil(mco)of various hydroxyl functionality.

  采用羟基官能度不同的马来酸酐改性蓖麻油（mco），合成了一系列软段含有离子基的聚氨酯水分散液（mcpu）。

• phthalic anhydride is irritant to tissue and should be handled with care.

  邻苯二甲酸酐对细胞组织有刺激性，使用时要小心。

• dme is a preferred substitute for chlorofluorocarbons and can derive a number of products with high value such as dimethyl carbonate, acetic acid, acetic anhydride and formaldehyde.

  二甲醚是氯氟烃的替代品，用它可以开发一系列高附加值产品，例如碳酸二甲酯、醋酸、醋酐、甲醛等；