以长庆、青海含蜡原油为研究对象,考察乙烯-醋酸乙烯酯共聚物(简称EVA)降凝剂对含蜡原油的降凝效果。
Using Changqing and Qinghai waxy crude oils as research objects, the depressive effects of ethylene-vinyl acetate (EVA) copolymer pour point depressant on the waxy crude oils were studied.
醋酸乙烯酯共聚物用途广泛,可用炸弹性体、薄膜、泡沫、涂料、热熔胶、水性粘合剂、纺织上浆剂、织物涂层等。
The copolymers are widely used as elastomer, film, foam, coating, hot-melt adhesive, water-based adhesive, textile sizing agent, fabric coat and so on.
研究了三聚氰胺磷酸盐(M P)和季戊四醇(PER)作为膨胀型阻燃剂(ifr)在乙烯-醋酸乙烯酯共聚物(EVA)中的阻燃作用。
Flame retardation of EVA copolymer using melamine phosphate (MP) and pentaerythritol (PER) as intumescent flame retardants (IFR) was investigated.
本工作定量测定了2-乙烯基吡啶-甲基丙烯酸甲酯-铑络合物的烯烃催化加氢性能与共聚物配体序列结构的关系。
The quantitative relationships between the catalytic ability of Rh-complex of 2-vinyl pyridine-methyl methacrylate copolymer and the sequence structures of the copolymer ligands have been determined.
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.
合成了不同组成的丙烯酸钠-醋酸乙烯酯无规共聚物,并对其作了表征,给出了奇特的NMR谱。
Sodium acrylate-vinyl acetate random copolymers with different composition were synthesized and characterized, and the peculiar NMR spectra were presented.
本文研究了丙烯酸酯共聚物(acr)改性聚氯乙烯(pvc)及其填充复合物的配料比和加工条件对冲击强度的影响。
This paper discussed the influence of the formulating ratio and processing condition of the ACR modified PVC and its filled compound on the impact strength of these polymers.
使用丙烯酸酯共聚物(acr)作为氯化聚氯乙烯(cpvc)的改性剂,使用超微细石墨粉体做填料,制备了具有导热性能的共混材料。
Thermal conductivity material was prepared with acrylate copolymer (acr) used as modifier for chlorinated PVC (CPVC) and superfine powdered graphite used as filler.
本文以苯乙烯和丙烯酸酯的低分子共聚物为B段,以含有极性基团的单体为A段合成了A—B嵌段型颜料分散剂。
An A-B blocked pigment-dispersing agent has been synthesised , in which the A block is a monomer with polar groups and the B fo'oek is the oligomer of styrene and acrylate with lower molecular weight.
该密封胶的胶体为丙烯酸酯与醋酸乙烯酯的共聚物。
Jm-2 is based on the copolymer of acrylate and vinyl acetate.
胺官能聚 乙烯醇中的一种是通过醋酸乙烯基酯与N-乙烯基甲酰胺或醋酸乙烯基酯 与烯丙胺的共聚物的水解而生成的。
One form of an amine functional polyvinyl alcohol is produced by the hydrolysis of a copolymer of vinyl acetate and Nvinylformamide or vinyl acetate and allyl amine.
采用悬浮聚合方法合成了苯乙烯-甲基丙烯酸缩水甘油酯(GMA)共聚物(SG) ,讨论了各种实验条件对聚合反应的影响。
Styrene-glycidyl methacrylate copolymer (GMA) was synthesized by suspension polymerization, and the effect of various experimental factors on the polymerization were also studied.
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.
用自行合成的带有可聚合活性基团的硫杂杯芳烃衍生物,分别与苯乙烯和甲基丙烯酸甲酯聚合,得到不同组成配比的两类七种新共聚物。
In this paper, a thiacalixarene derivative with active double-bond was synthesized, and which was as a monomer copolymerized with other monomers by solution polymerization, yield 7 new copolymers.
用自行合成的带有可聚合活性基团的硫杂杯芳烃衍生物,分别与苯乙烯和甲基丙烯酸甲酯聚合,得到不同组成配比的两类七种新共聚物。
In this paper, a thiacalixarene derivative with active double-bond was synthesized, and which was as a monomer copolymerized with other monomers by solution polymerization, yield 7 new copolymers.
应用推荐