成品甲基苯乙烯纯度大于99%,精制单程收率大于65%。
The purity of vinyltoluene is greater than 99%, purified yield per pass greater than 65%.
甲基苯乙烯环状二聚体1,3,3 -三甲基- 1 -苯基茚满的催化合成方法。
Catalytic synthesis of AMS cyclic dimer 1, 3, 3-trimethyl-1-phenyl indane.
研究了苯乙烯中苯乙炔、聚合物和甲基苯乙烯三种杂质对悬浮法聚苯乙烯粒径的影响。
The effects of impurities such as phenylethyne, polymer and methyl styrene on particle diameter of polystyrene manufactured by suspension polymerization were analyzed .
提高反应温度和增加催化剂浓度都能改变口-甲基苯乙烯的聚过氧化物的稳定性,使其开裂并最终转化为苯甲酸。
The yield of benzoic acid could be improved by increasing operational temperature and catalyst dosage which could accelerate cleavage of polyperoxide to form benzoic acid.
在旋转异构态理论基础上,建立双侧基高分子链均方旋转半径的计算公式,由此得到聚甲基苯乙烯的均方旋转半径特征比与链长的关系,计算结果与实验数值十分一致。
Using the rotational isomeric state theory, the mean square radius of gyration < S 2> and its temperature coefficient for the polymer chain with large side groups are derived.
甲苯氧化甲基化合成苯乙烯是一种新工艺。
Oxidative methylation of toluol to styrene is a new process.
本文用裂解气相色谱研究氯甲基化交联聚苯乙烯的热裂解行为。
The thermal degradation behaviour of chloromethylated crosslinked polystyrene has been studied by pyrolysis—gas chromatography in this paper.
以最常见的两种单体甲基丙烯酸甲酯和苯乙烯为例。
Take the most widely used monomers, styrene and methyl methacrylate as an example.
本工作研究了由蓖麻油型聚氨酯及苯乙烯、甲基丙烯酸甲酯、丙烯腈的均聚物或共聚物组成的互穿网络物在室温条件下的合成规律。
The Conditions for formation of IPN from castor oil polyurethane and homopolymer or copolymer of styrene, methylmethacrylate and acrylonitrile at room temperature were Studied.
介绍了聚苯乙烯树脂间接氯甲基化的方法。对影响氯甲基化反应的一些条件、因素作了讨论。
The methods about indirect Chloromethylation of Polystyrene are discussed, and the conditions and factors affecting the reactions of chloro - methylation also discussed here.
合成了1 ,2 -二哌啶乙烷,并将其应用于苯乙烯和甲基丙烯酸甲酯的原子转移自由基本体聚合。
The new ligand 1,2-dipiperidinoethane (DPE) was designed and synthesized, and applied to atom transfer radical polymerization of styrene and methyl methacrylate monomers.
在乙醚溶液制得的聚苯乙烯次甲基锂与甲基丙烯酸甲酯反应不能分离出聚甲基丙烯酸甲酯及它的接枝共聚物。
Neither polymethylmethacrylate nor polymethylmethacrylate-grafted copolymer could be isolated by the reaction of polystyrene methylene lithium prepared in ether solution with methyl methacrylate.
本文报导了苯乙烯—甲基丙烯酸铅新型光学塑料的合成及其性能的测试。
This paper reports the synthesis of a new optical plastic in the styrene-lead dimethacrylate copolymer and measurements of its properties.
这些化合物能均聚反应,亦易与苯乙烯、甲基丙烯酸甲酯及丙烯腈等乙烯类单体共聚合,得有色的高聚物。
These colored compounds can be homopolymerized and copolymerized with most vinyl monomers such as styrene, methyl methacrylate and acrylonitrile, to give the corresponding colored polymers.
甲苯氧化甲基化合成苯乙烯是目前正在探讨的合成苯乙烯的新工艺。
Oxidative methylation of toluol to styrene is a new process studied widely recently.
以二乙烯基苯为交联剂,由甲基丙烯酸甲酯、苯乙烯、甲基丙烯酸模型浇铸共聚,制得了一种交联型改性有机玻璃。
A kind of crosslinking modified organic glass was prepared by mold copolymerization of methyl methacrylate, styrene, methacrylic acid with divinylbenzene as crosslinking agent.
本文研究了苯乙烯、甲基丙烯酸甲酯、二氧化硫三元共聚合反应。
The ternary copolymerization of styrene, methylmethacrylate and sulfur dioxide was studied in this paper.
热固型丙烯酸涂料是由丙烯酸和甲乙基丙烯酸酯,丙烯酸和甲基丙烯酸,或苯乙烯反应而成。
Thermoset acrylic coating are based on resins prepared from acrylic and methacrylic esters, acrylic and methacrylic acids, and / or styrene.
二苯胺与苯乙烯和2,4,4-三甲基戊烯的反应产物。
N-Phenyl-benzenamine reaction products with styrene and 2,4,4-trimethylpentene.
考察了温度、催化剂用量、加料速率等因素对苯乙烯与甲基二氯硅烷硅氢加成反应的影响。
The effects of temperature, the quantity of catalyst used, and reactant feed rate on hydrosilylation was discussed.
以甲基丙烯酸、苯乙烯、丙烯酸羟乙酯和丙烯酸- 2 -乙基己酯为主要原料,通过溶液共聚法合成了用于丙烯酸酯水性涂料的高分子表面活性剂。
A new polymeric surfactant using for acrylic acid waterborne coatings was prepared from the methyl acrylic acid, styrene, hydroxyethyl acrylate and 2-ethylhexyl acrylate.
将聚苯乙烯溶解在甲基丙烯酸甲酯单体或其与苯乙烯的混合液中进行原位聚合,制备高散射有机玻璃导光材料。
High scattering optical transmission PMMA was prepared by the in situ copolymerization of methyl methacrylate and styrene with polystyrene.
文章研究了苯乙烯-甲基丙烯酸甲酯树脂的制备,并研究了该树脂对铜离子的吸附性能。
The paper changed a various of experimental conditions, emphasized to study the synthesis of the resin of styrene-methyl methacrylate, and then studied its adsorption performance to the cupric ion.
此外,通过红外表征测试表明交联PVC是通过马来酸酐和苯乙烯接枝到PV C主链上,然后与亚甲基二苯胺发生反应产生交联结构。
Furthermore, it was showed that maleic anhydride and styrene grafted the main chain of PVC, and then reaction with isocyanate formed cross-linked structure by FTIR.
通过由对氯甲基苯甲酸引发的苯乙烯原子转移自由基聚合(ATRP)合成了分子量可控、分子量分布窄的新型功能聚合物。
A novel type of functional polymer with designed structure, controlled molecular weight and low polydispersities can be prepared via ATRP (Atom Transfer Radical Polymerization).
本文对以甲基丙烯酸甲酯预聚物(Pr-MMA)为光散射体,以聚苯乙烯(PS)为基体的有机光散射材料的制备进行了研究。
The thesis makes researches into taking the pre-polymer of methyl methacrylate (Pr-MMA) as light scattering substance, and polystyrene (PS) as matrix to make organic light scattering materials.
以苯乙烯、甲基丙烯酸为主要原料进行超浓乳液聚合,制备了含功能基的单分散性复合物。
The monodispersional polymer composite of St-MAA with functional group were prepared by concentrated emulsion polymerization.
用对二氯甲基苯作为后交联剂,与聚丙烯接枝苯乙烯-二乙烯苯纤维进行后交联反应,制备出具有高比表面积的后交联纤维。
The post-crosslinking fiber was prepared by cross-linking PP-ST-DVB fiber with p-xylylenedichloride according to the friedel-crafts reaction and was given a series of synthesis tests.
用对二氯甲基苯作为后交联剂,与聚丙烯接枝苯乙烯-二乙烯苯纤维进行后交联反应,制备出具有高比表面积的后交联纤维。
The post-crosslinking fiber was prepared by cross-linking PP-ST-DVB fiber with p-xylylenedichloride according to the friedel-crafts reaction and was given a series of synthesis tests.
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