•
anhydride
英：【ænˈhaɪdraɪd】美：【ænˈhaɪdraɪd】
英：
美：
常见释义：
酸酐
n.
【化学】酸酐；脱水物
1、
anhydride
phthalic acid ─── 【医】 邻苯二甲 ─── 【酸】酐, 酞酸酐
2、arsenious acid
anhydride
─── 【机】 三氯化砷
3、acrylic
anhydride
─── 【化】 丙烯酐; 丙烯酸酐
4、abietic acid
anhydride
─── 【医】 松香酸酐
5、acid-
anhydride
─── 【医】 酸酐
6、arsenous acid
anhydride
─── 【化】 三氧化二砷
7、acetobenzoie
anhydride
─── 【机】 醋酸苯酸酐
8、arsenious
anhydride
─── 【医】 亚砷酸酐, 三氧化二砷
9、antimonic acid
anhydride
─── 【机】 锑酸酐, 五氧化二锑
10、antimonous acid
anhydride
─── 【化】 亚锑酸酐; 三氧化锑
11、acid
anhydride
─── 【化】 酸酐
12、acetic
anhydride
─── 【化】 乙酐; 乙酸酐; 氧化乙酰 ─── 【医】 醋酸酐
13、acrbonic
anhydride
─── 【机】 碳酸酐
14、arsenous
anhydride
─── 亚砷酸酐
15、acetobenzoie acid
anhydride
─── 【机】 醋酸苯酸酐
16、
anhydride
acetic acid ─── 【医】 乙酐, 醋酐
17、
anhydride
of santonic acid ─── 【机】 山道酸酐, 山道年
18、acetobenzoic (acid)
anhydride
─── 【化】 乙酸·苯酸酐; 乙酸·苯甲酸酐
19、arsenic acid
anhydride
─── 【化】 砷酸酐; 五氧化二砷
maleic
anhydride
─── 【化】顺丁烯二酸酐
acetic
anhydride
─── 【化】无水醋酸，乙酸酐
phthalic
anhydride
─── 【化】邻苯二甲酸酐；肽酸酐
1、anhydrase ─── n.【生化】脱水酶；去水酶
2、enhydrites ─── n.含水矿物
3、anhydr- ─── 未知的
4、hydride ─── n.【无化】氢化物
5、anhydrite ─── n.【矿物】硬石膏；【建】无水石膏
6、anhydrides ─── 【化学】酐（anhydride的名词复数）
7、anhydrites ─── n.【矿物】硬石膏；【建】无水石膏
8、enhydrite ─── n.含水矿物
9、anhydrases ─── n.【生化】脱水酶；去水酶
1、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。
2、The ratio between resin and maleic
anhydride
was greater than 1:0.6, the photosensitive resin has better alkaline developable property. ─── 树脂和酸酐的比值大于1:0.6时，产品具有良好的碱溶性。
3、OBJECTIVE To study the feasible synthesis method of poly-sebacic
anhydride
. ─── 目的研究聚癸二酸酐适宜的合成方法。
4、A new production technology of high-quality trimellitic
anhydride
with the liquid-phase air-oxidation from 1,2,4-trimethylbenzene was developed. ─── 偏苯三酸酐的生产方法主要有偏三甲苯气相空气氧化法、偏三甲苯液相硝酸氧化法、偏三甲苯液相空气氧化法和间二甲苯甲醛液相空气氧化法。
5、The organic compounds are mainly benzoic acid
anhydride
, benzophenone, and so on. ─── 生成的有机化合物成分比较复杂,主要成分有苯甲酸酐、二苯甲酮等。
6、Add the crystalline dihydrate(5g)to acetic
anhydride
(10??in a beaker. ─── 向盛有10?蟠姿狒?的烧杯内加入5g二水合物结晶。
7、Using acid or pyridine as a catalyst,nitrogen aci3,4-diamino-3-cyclobutenedione)can be acylated by carboxylic acid,acetic
anhydride
and acyl chloride. ─── 在酸或吡啶催化下，氮方酸（3，4－二氨基－3－环丁烯二酮）可被酰化试剂羧酸、醋酐和酰氯酰化；
8、The quantity of chromic
anhydride
(CrO 3) must be often determined in chromium electroplating bath solution. ─── 电镀铬液中铬酸酐的含量需要经常分析测定,传统的碘量法操作时间长,步骤较多,不利于快速测定。
9、From the synthesis of morphine and acetic
anhydride
derivatives of heroin history, so far, heroin still known as the "King of Drugs. " ─── 从吗啡与乙酐合成其衍生物海洛因的历史，到目前为止，海洛因仍被号称“毒品之王”。
10、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。
11、Compared with the amine curing agent, the casting epoxy resin cured by the acid
anhydride
has higher flashover voltage. ─── 实验结果表明:酸酐固化的试样比胺类固化试样闪络电压要高；
12、It was showed that the plant system modification could prolong condensator life and enhance the yield of phthalic
anhydride
. ─── 结果表明,装置系统改造能提高切换冷凝器的寿命,提高苯酐收率。
13、The influences of the catalyst, activator, acetic
anhydride
and thermostatic reaction temperature and time on the yield of coumarin were studied. ─── 用 HPL C跟踪反应过程 ,对催化剂和活化剂的用量、乙酸酐的用量和用法及保温反应的温度和时间对香豆素收率的影响进行了研究 .
14、Perosmic
anhydride
when 48 degrees Celsius will melt, to 130 degrees Celsius when will seethe with excitement. ─── 四氧化锇在48摄氏度时会熔化，到 130摄氏度时就会沸腾。
15、Besides ,MAPP(maleic
anhydride
grafted polypropylene )will also improve the toughness of the composites. ─── 而加入相容剂马来酸酐接枝聚丙烯共聚物(MAPP)也会提高复合材料的韧性。
16、Place 49 g of phthalic
anhydride
in an amber bottle and dissolve it in 300 ml of pyridine that has been freshly distilled over phthalic
anhydride
. ─── 将49克邻苯二甲酸酐放入琥珀瓶里，倒入300毫升的嘧啶(在刚才准备邻苯二甲酸酐的过程中蒸馏好的)稀释。
17、a fine chemical manufacturing specialized in liquid methyl tetrahydrobenzene-
anhydride
curative agent. ─── 是专业生产甲基四氢苯酐国有化剂的精细化工企业。
18、The retention behaviors of terpene/maleic
anhydride
adduct(TMA, 1) and its esterification derivatres(2) on OV 17 and SE 30 columns has been studied. ─── 研究了单萜／顺酐加成物及其酯化衍生物在OV-17和SE-30柱上的某些色谱性能和定量分析的线性相应关系。
19、The equilibrium constants have been determined for acetic
anhydride
binding with the enzyme and/or the enzyme-substrate complexes. ─── 用双倒数作图法测定醋酸酐与游离酶(E)和酶-底物络合物(ES)的结合平衡常数.
20、By virtue of the
anhydride
property of the isoimide rings, the PIIs were reacted with the alcohols to form poly(amic acid) esters(PAEs). ─── 利用异酰亚胺环具有酸酐性质的特点，使之与醇类反应，得到溶解性能优良的聚酰胺酯(PAEs)。
21、Creatinine:a creatine
anhydride
, C4H7N3O, formed by the metabolism of creatine, that is found in muscle tissue and blood and normally excreted in the urine as a metabolic waste. ─── 肌酸酐：一种肌酸酐，c4h7n3o，由肌酸的新陈代谢形成，发现于肌肉细胞组织和血液中，一般作为新陈代谢的废物通过尿液排出。
22、A small amount of maleic
anhydride
contaminates acted as nucleating agents during the crystallization of polypropylene. ─── 极少量残留的马来酸酐在聚丙烯的结晶过程中起着成核剂的作用;
23、This paper studied the effect of starch
anhydride
of octenyl succinic (OSAS) as stabilizer in yogurt. ─── 对辛烯基琥珀酸淀粉酯作为酸奶稳定剂及其应用效果进行了研究。
24、The influence of composing-polyimide diamine, dibasic
anhydride
structure etc. on the thermal property of polyimidewas discussed. ─── 探讨了组成聚酰亚胺的二酐、二胺结构等因素对聚酰亚胺热性能的影响。
25、and a reaction product of a hydrocarbyl substituted dicarboxylic acid or
anhydride
and an amine compound or salt. ─── 和烃基取代的二羧酸或酸酐与胺化合物或盐的反应产物。
26、A solution of an equivalent amount of the product of Step II in an inert solvent is added to the above solution of the
anhydride
. ─── 上述酸酐的溶液中加入一当量用惰性溶剂的溶解的步骤II产品的溶液。
27、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。
28、This paper introduced that maleic
anhydride
can be grafted with rosin, polyethylene wax, sty-rene, petroleum resin. ─── 主要介绍了马来酸酐与松香、石油树脂、苯乙烯、聚乙烯蜡等的接枝反应。
29、Acetylene has become increasingly prominent as a raw material for a whole series of organic compounds, among them acetaldehyde, acetic acid, and acetic
anhydride
. ─── 对于整个系列的有机化合物，包括乙醛、乙酸、醋酸酐，乙炔已经成为越来越重要的原材料。
30、Technology for maleic
anhydride
production and the development of catalysts are described. ─── 摘要综述了顺丁烯二酸酐生产的工艺路线和催化剂研究发展。
31、When a conjugated system was contained in the cyclic
anhydride
, it gave N-phenylimide as the major product. ─── 结果表明，环酐的分子结构直接影响反应结果，当酸酐分子存在共轭结构时以N-芳基内酰胺为主要产物。
32、The increasing oil price worldwide in 2004 gives great opportunity for China maleic
anhydride
industry produced by coking benzene. ─── 2004年下半年以来国际油价迅速攀升,使我国以焦化苯为原料生产顺酐的产业获得空前机会。
33、Maleic
anhydride
is a important organic raw, the research of determination the content of it has practical meanings. ─── 顺丁烯二酸酐是一种重要的有机原料，对其含量的测定有很大意义。
34、A titrimetric method has been developed for rapid determination of the concentration of chromic
anhydride
and sulfuric acid in ABS roughing solution. ─── 介绍了一种快速测定ABS粗化液中铬酐与硫酸浓度的方法。
35、Using camphor as raw material, isoborneol acetate was synthesized through reductive with KBH4 and esterization with acetic
anhydride
. ─── 摘要以樟脑为原料，经KBH4还原、乙酸酐酯化，即得乙酸异冰片酯。
36、The adhesive prepared by grafting SBS with Bu acrylate and maleic
anhydride
, with cyclohexane as solvent, can be used for shoes. ─── 本文以环己烷作溶剂，以丙烯酸丁酯和顺酐对SBS接枝改性制鞋用胶粘剂。
37、Therefore,determination the content of maleic
anhydride
in different conditions is researched. ─── 目前,文献上提到的顺丁烯二酸酐含量测定方法的误差较大。
38、A byproduct of low-molecular polyethylene wax from Daqing polyethylene unit was modified by graft copolymerization with maleic
anhydride
(MAH). ─── 研究了大庆低压聚乙烯装置副产物低分子聚乙烯蜡与马来酸酐（MAH）的接枝改性。
39、Hydroxy/thiol Isocyanates, epoxy,
anhydride
, acid, N-alkoyl, carbodiimide, aziridine. ─── 羟基/巯基异氰酸酯，环氧树脂，酸酐，酸，N - alkoyl，亚胺，丙啶。
40、The research, development situation and technology keys of the catalyst for preparing phthalic
anhydride
by oxidation of o -xylene were introduced. ─── 介绍了邻二甲苯氧化法制苯酐用催化剂的研究情况、发展概况和开发过程中的技术关键。
41、Many methods for preparation of anthraquinone such as phthalic
anhydride
method, oxidation method and naphthaquinone method and so on were compared. ─── 综述了重要中间体蒽醌的应用以及传统工业生产方法,评价了苯酐法、氧化法及萘醌法等各种方法的优缺点。
42、Exothermic reaction can be reduced by adding hexahydrophthalic
anhydride
to the phthalic
anhydride
. ─── 用六氢化邻苯二酸酐加入到邻苯二酸酐中,可使其放热反应减慢。
43、But, the powdery osmium, gradually will be oxidized under the normal temperature, and production perosmic
anhydride
. ─── 可是，粉末状的锇，在常温下就会逐渐被氧化，并且生成四氧化锇。
44、ABS/PBT blends compatibilized with styrene-maleic
anhydride
(SMA) was prepared in a corotating twin-screw extruder with different blending procedure. ─── 以苯乙烯-马来酸酐共聚物(SMA)为增容剂,研究了共混工艺对ABS/PBT共混物聚集态结构和力学性能的影响。
45、The results showed that the electrical properties of bisphenol A based epoxy resin cured by modified
anhydride
wene better than any others. ─── 结果表明,双酚A环氧树脂与改性酸酐的固化产物电性能较好。
46、Phosphorus Pentoxide, also called Phosphoric Acid
Anhydride
, is a white, spiculate crystal. ─── 五氧化二磷又名磷酸酐，白色针状晶体。
47、Pour depressant OEAM, is a copolymer of maleic
anhydride
and mixed hexadecyi propionate and oc-tadecyl propionate. ─── 原油降凝剂(OEAM)是丙烯酸正十六醇和正十八醇混合酯与马来酸酐的共聚物。
48、N-Maleoyl L-glutamic acid was synthesized by reaction of L-glutamic acid monosodium salt with maleic
anhydride
in aqueous acetone. ─── 摘要以马来酸酐和味精为原料，在丙酮水溶液中反应得到N-马来酰-L-谷氨酸。
49、The mathematical model for the three-phase reaction of polyisobutylene(PIB),maleic
anhydride
(MA) and chlorine gas was established. ─── 建立了聚异丁烯、马来酸酐和氯气三相反应的数学模型,影响反应速率的主要因素包括:温度、转速和通气速率。
50、Well, well ship the bichromate in steel drums and the chromic
anhydride
in oil cans. ─── 嗯，我们会把重铬酸盐用钢桶装，而无水铬酸则用油罐装。
51、Organic resin was used instead of chromic
anhydride
in the orthogonal experiment for research on non-chromate Dacromet technology. ─── 摘要以有机树脂代替铬酐，在无铬达克罗工艺研究中进行正交试验。
52、The solid phase grafting of maleic
anhydride
(MAH) onto powdered PE was studied,with BPO as initiator and xylene as interfacial agent. ─── 研究了以过氧化苯甲酰（BPO）为引发剂，二甲苯为界面剂，粉状聚乙烯（HDPE、LLDPE）固相接枝马来酸酐（MAH）的反应。
53、An
anhydride
formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids. ─── 内酯一种通过从酸的羧基中除去一个水分子而形成的脱水物
54、In present study,butyryl chitosans were synthesized by esterification with butyric
anhydride
as catalyst. ─── 考察了催化剂和反应时间对丁酰化反应的影响。
55、Subject to control the chemicals acetic
anhydride
, ephedrine etc. . ─── 受管制化学品乙酸酐、麻黄碱等.
56、Three methods for trimellitic
anhydride
production including MGC,nitric aid oxidation,and liquid phase oxidation by air were compared. ─── 比较了生产偏苯三酸酐的3种方法:芳香醛水溶液空气氧化(MGC)法、硝酸氧化法和液相空气氧化法。
57、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。
58、Objective: To study the effects of Phthalic
Anhydride
on the workers health Methods: Present survey. ─── 目的：研究邻苯二甲酸酐对工人健康的影响。方法：现况调查。
59、Nitrocellulose.Methacrylate polymer.Acrylate copolymer.Vinyl polymer.Adipic acid/neopentyl glycol/trimellitic
anhydride
copolymer. ─── 主要形成指甲油涂抹后薄膜的成分.
60、The mixed indicator of thymolphthalein with phenolphthalein was applied as the new indicator for the determination of maleic
anhydride
. ─── 提出了采用百里酚酞和酚酞混合指示剂作为顺丁烯二酸酐含量测定的新指示剂。
61、Results: The determination by malachite green indicator is 1% lower than by potentiometry.The adding amount of acetic
anhydride
has some effec... ─── 结果:指示剂法较电位法测得结果低1%左右,醋酐的加入量对滴定突跃有一定影响。
62、What issue does the index on any account of flesh
anhydride
show again? The need in the life from what does the respect notice? ─── 肌酐的指标高低又说明什么问题呢?生活中需要从哪些方面注重呢?
63、The flow sheet and operation in phthalic
anhydride
plant system after the adding partial condensator were introduced. ─── 介绍了苯酐装置系统中增加部分冷凝器的流程,操作讨论了加部分凝冷器前后的经济效益。
64、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;
65、Maleic
anhydride
(MAH) and styrene(St) melt-grafting onto polypropylene(PP) was conducted in haake torque rheometer and twin screw extruder. ─── 在哈克流变仪和双螺杆挤出机对苯乙烯(St)/马来酸酐(MAH)/聚丙烯(PP)熔融接枝进行了研究。
66、In this paper, the catalysts, carriers and reactors in producing maleic
anhydride
by oxidation of cyclopentadiene were reviewed. ─── 本文综述了由环戊二烯催化氧化制顺酐的催化剂,催化剂载体及其反应器的研究情况。
67、Used for dyeing and printing auxiliaries, meat preservatives, the system acetic
anhydride
raw materials. ─── 用作印染助剂、肉类防腐剂、制乙酸酐的原料。
68、The sulfonation reaction efficiency would reach a peak when the mole rate of acetic
anhydride
and concentrated sulfuric acid was 1.5. ─── 磺化剂中乙酸酐与浓硫酸的摩尔比为1.5:1时，平均磺化效率达到了最高；
69、The photosensitivity, alkaline solubility and viscosity of products increased as the ratio of maleic
anhydride
increased. ─── 试验表明：在酸酐配比等于0.6:1时，?御人有较好的硷溶性；?物的光敏性、硷溶性和粘度随著酸酐配比的增加而增大。
70、EBE monitored control system is an assistant to operator of 2000 TPY phthalic
anhydride
plant. ─── EBE监视系统是 2 0 0 0t/a苯酐装置操作人员的有力助手
71、Abstract： The kinetics of esterification of linalool with acetic
anhydride
was studied. ─── 摘 要： 研究了芳樟醇与乙酸酐酯化反应动力学。
72、In present study, butyryl chitosans were synthesized by esterification with butyric
anhydride
as catalyst. ─── 摘要考察了催化剂和反应时间对丁酰化反应的影响。
73、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；
74、In this study，a co-monomer DAP wa s used in the process of maleic anhydrid e（MAH）solid grafting PP. ─── 本文研究了共单体邻苯二甲酸二烯丙酯(DAP)在马来酸酐(MAH)固相接枝聚丙烯(PP)过程中的作用结果。
75、The combined NA and MTHPA
anhydride
system is good enough for improving thermal stability of stiffness of epoxy FRP. ─── na与MTHPA混合酸酐体系可以有效地提高环氧玻璃钢的耐热性和材料的刚度。
76、If be uric flesh
anhydride
for 0, criterion the meaning is very different, explain kidney function is damaged badly. ─── 假如是尿肌酐为0，则意义大不相同，说明肾功能严重受损。
77、A process of Cr electroplating at room temperature with low chromic
anhydride
content was proposed. ─── 提出了一种常温低浓度镀铬工艺。
78、Production : monomer boron, Danhuapeng, boron
anhydride
, without detectable; Hydrochloric acid, Yean, ammonia water. ─── 生产：单体硼，氮化硼，硼酐，无水硼砂；盐酸，液氨，氨水。
79、The grafting reaction of maleic
anhydride
(MAH) onto polypropylene powder (PP) by UV radiation is studied in this paper. ─── 研究了聚丙烯(PP)微粒与马来酸酐(MAH)在紫外线辐照下进行接枝反应。
80、Abstract： Crosslinked aceto polystyrene was obtained by reacting crosslinked polystyrene and acetic
anhydride
with aluminium trichloride as catalyst. ─── 摘要： 交联聚苯乙烯在三氯化铝催化下与乙酸酐进行乙酰基化反应,得到交联聚苯乙烯乙酮树脂;
81、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.
82、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。
83、PVA superabsorbent composite resin containing diatomite was synthesized by suspension polymerization using maleic
anhydride
as cross-linking agent. ─── 摘要采用悬浮聚合法，以顺丁烯二酸酐为交联剂，添加硅藻土，制得硅藻土-聚乙烯醇高吸水性树脂。
84、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;
85、The kinetics of esterification of linalool with acetic
anhydride
was studied. ─── 研究了芳樟醇与乙酸酐酯化反应动力学。
86、Maleic
anhydride
was esterificated with methanol,then isomerized with aluminum trichloride to obtain monomethy fumarate(MMF). ─── 以马来酸酐和甲醇为原料,经酯化及异构化得到富马酸单甲酯,再经酰氯化得到富马酸单甲酯单酰氯。
87、Methods This preparation of tetrafluorophthalic acid started from tetrachlorophthalic
anhydride
and underwent amidation,fluorination and hydrolysis. ─── 方法以四氯苯酐为原料,经酰亚胺化、氟化、水解得四氟邻苯二甲酸。
88、The photosensitivity, alkaline solubility and viscosity of products increased as the ratio of maleic
anhydride
increased . ─── 产物的光敏性、碱溶性和粘度随着酸酐配比的增加而增大。
89、Maleic
anhydride
was esterificated with methanol, then isomerized with aluminum trichloride to obtain monomethy fumarate (MMF). ─── 摘要以马来酸酐和甲醇为原料，经酯化及异构化得到富马酸单甲酯，再经酰氯化得到富马酸单甲酯单酰氯。