苯甲酸酐
- 网络benzoic anhydride;MNBA;DMNBA;PMBA
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生成的有机化合物成分比较复杂,主要成分有苯甲酸酐、苯甲酮等.适用于本法的酸酐有苯二甲酸,马来酸及琥珀酸的酸酐。
The organic compounds are mainly benzoic acid anhydride , benzophenone , and so on . Suitable anhydrides for use in this process include phthalic , maleic , and succinic .
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稳定膦叶立德和邻苯二甲酸酐反应的NMR研究
NMR studies on reaction of stabilized phosphorus ylide with phthalic anhydride
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通过邻苯二甲酸酐与壳聚糖在室温、均相条件下快速反应,制备一系列取代度不同的N–邻苯二甲酰化壳聚糖。
A series of N – phthaloyl-chitosan with different degrees of substitution were synthesized rapidly in homogeneous solution at room temperature .
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利用马来酸酐和邻苯二甲酸酐在均相条件下与壳聚糖发生N酰化反应,制备了一系列水溶的N酰化壳聚糖。
A series of water soluble N-maleyl chitosan and N-phthaloyl chitosan was synthesized in an acid homogeneous solution under room temperature .
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选用邻苯二甲酸酐以傅克酰基化反应制备了聚苯乙烯(PS)羧基化弱酸性离子交换树脂。
Carboxylic crosslinked polystyrene ( PS-COOH ) microsphere has been prepared by Friedel-Crafts acylation with phthalic anhydride .
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以NA、邻苯二甲酸酐、马来酸酐和乙二醇为原料,合成了新型不饱和聚酯树脂(NAUP树脂)。
NA was used in synthesizing NA UP resin to partly replace phthalic anhydride which was usually used in synthesizing ordinary unsaturated polyester resin .
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首先,从邻苯二甲酸酐(Ⅱ)和(R)-(-)-苯基甘氨醇(Ⅲ)出发,合成了N-取代邻苯二甲酰亚胺(Ⅴ)。
First , starting from phthalic anhydride ( II ) and ( R ) - ( - ) - phenylglycinol ( III ), we prepared N-substituted phthalimide ( V ) .
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裂解的主要产物为合成所用的单体甲苯二异氰酸酯(TDI)、邻苯二甲酸酐及油脂相应的脂肪酸。
The major pyrolysis products are toluene diisocyanate ( TDI ), o _ phthalic anhydride , palmitic acid , linolenic acid , linoleic acid , stearic acid .
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邻苯二甲酸酐(PA)与3-硝基邻苯二甲酸酐(NPA)在乙腈、二甲苯溶剂中对α-氨基醇中氨基保护的反应机理
The mechanism of the reactions between phthalic anhydride ( PA ) or 3-nitro phthalic anhydride ( NPA ) with α - amino alcohols in acetonitrile or xylene
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Nd(naph)3-Al(i-Bu)3催化邻苯二甲酸酐与环氧丙烷交替共聚
Ring opening alternating copolymerization of phthalic anhydride and propylene oxide by nd ( naph ) 3 al ( I bu ) 3
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在常用的傅克反应溶剂二氯甲烷中添加另一种傅克反应溶剂硝基苯,且酰基化试剂邻苯二甲酸酐(PA)与硝基苯的摩尔比为1时,可大大提高PA的转化率。
Conversion of phthalic anhydride ( PA ) could be improved significantly at mole ratio of 1 ∶ 1 ( PA ∶ nitrobenzene ) by adding nitrobenzene into the usual Friedel-Crafts ( F-C ) reaction solution DCM .
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研究了以聚乙二醇400(PEG-400)为催化剂,以邻苯二甲酸酐、正丁醇、月桂醇为原料合成邻苯二甲酸丁基月桂酯(BLP)的试验过程。
Synthesis of BLP was studied by using PEG400 as catalyst and phthalic anhydride , butyl alcohol and lauryl alcohol as reactants .
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壳聚糖与邻苯二甲酸酐进行酰化反应的最佳条件为:温度105℃;反应时间2h;反应物质量比1:1.8(壳聚糖:邻苯二甲酸酐)。
The optional reaction conditions of acylation of chitosan and phthalic anhydride were certainly confirmed : temperature 105 ℃, reaction time 2h , proportion of material quality 1:1.8 ( chitosan : phthalic anhydride ) .
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实验证明,通过调节邻苯二甲酸酐的用量可以控制HPMCP粉末的苯甲酸甲酰基含量。
The experiments proved that the phthalyl content can be controlled by the dosage of phthalic anhydride .
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固化体系有E-20环氧/双氰二胺、E-42环氧/邻苯二甲酸酐、E-44环氧/2123酚醛三种。
Cure system were E-20 epoxy / dicyandiamine , E-42 epoxy / phthalic anhydride and E-44 epoxy / 2123 phenol aldehyde .
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以二水合醋酸锌(Zn(CH3COO)2·2H2O)和四氢邻苯二甲酸酐为原料,采用均匀沉淀法制备了四氢邻苯二甲酸锌络合物。
The zinc complex with tetrahydrophthalic acid was synthesized by using zinc acetate ( Zn ( CH_3COO ) _2 · 2H_2O ) with tetrahydrophthalic anhydride as raw material by homogeneous precipitation method .
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采用双金属氰化络合物(DMC)催化环氧丙烷(PO)和邻苯二甲酸酐(PA)共聚,探讨了共聚合特征,并用IR、1HNMR和GPC对共聚物的结构和分子量进行了表征。
Ring-opening copolymerization of phthalic anhydride ( PA ) with propylene oxide ( PO ) was successfully carried out by using double-metal cyanide ( DMC ) . The characteristics of the copolymerization were presented and discussed . The structure of the copolymer was characterized with IR and 1H-NMR .
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本文论述了以功能树脂DOOX为催化剂,邻苯二甲酸酐和正丁醇为原料合成邻苯二甲酸二丁酯的新方法。
It is discussed the new method BDP of synthesizing by using catalytic agent DOOX and material phthalic anhydride and normal butanol .
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以邻苯二甲酸酐为原料,经溴化、脱卤偶联和脱水三步反应合成了BPDA,总收率39.1%。
In this article BPDA was synthesized through three steps of bromination , coupling and dehydration from phthalic anhydride in an overall yield was 39.1 % .
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邻苯二甲酸酐与季戊四醇缩聚反应模型的统计处理
Statistical Treatment for the Condensation-Polymerization Reaction of Phthalic Anhydrite and Dipentaerythritol
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邻二甲苯氧化生产邻苯二甲酸酐固定床反应器设计
Design of fixed bed reactor for O-xylene oxygenated to phthalic anhydride
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内亚甲基四氢邻苯二甲酸酐结构及其合成反应机理的研究
Study on the Structure and Synthesizing Mechanism of Nadic Anhydride
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邻苯二甲酸酐与甘油的交叉缩合反应
Study on Cross-condensation Reactions of Phthalandione with Glycyl Alcohol
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碘-钒盐催化下合成的四溴邻苯二甲酸酐
Synthesis of tetrabromophthalic anhydride using iodine-vanadic salts as catalyst
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大气萘、邻苯二甲酸酐和顺丁烯二酸酐污染及刺激作用
Air Pollution of Naphthalene , Phthalic Anhydride and Maleic Anhydride and Their Irritation
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邻苯二甲酸酐与三羟甲基丙烷聚合反应的动力学研究
Study on the kinetics of the reaction of phthalic anhydride with trimethylol propane
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邻苯二甲酸酐与异辛醇酯化反应动力学研究(Ⅰ)
Kinetic Study of the Esterification of Phthalic Anhydride with 2 - ethylhexanol (ⅰ)
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对邻苯二甲酸酐和二甘醇的聚酯化动力学进行了研究。
The kinetics of polyesterification of phthalic anhydride with diethylene glycol was investigated .
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该分析方法也适用于1,2,3,6-四氢化邻苯二甲酸酐的分析。
This method is also good for1,2,3,6-tetrahydrophthalic anhydride .
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甲基四氢邻苯二甲酸酐中游离酸测定方法的探讨
Study on the determining method of free acid in methyl tetrahydro - phthalic anhydride