Colextran是什么意思

网络释义

用法例句

Synthesis mono polyethylene glycol maleate with maleic acid and polyethylene glycol analysis the influencing factors of the reaction,through test,it was found:under condition of existence of self-made catalyst,Fix mol ratio of polyethylene to glycol maleic acid at 2.

由马来酸酐与聚乙二醇单甲醚合成马来酸双聚乙二醇单甲醚酯,对其影响因素进行分析,通过试验确定在自制复合催化剂条件下,当聚乙二醇单甲醚∶马来酸酐摩尔比为2。

The effect of the grafting of maleic acid (MAH) onto chlorinated polypropylene(CPP) on the surface property was studied.

研究了马来酸酐在氯化聚丙烯分子链上的接枝对其表面性质的影响,探讨了马来酸酐接枝氯化聚丙烯与聚丙烯及金属的粘接作用及耐水性。

The technology for synthesizing of polyaspartic acid with maleic acid as raw material was studied in the three steps of ammonification, polymerization and hydrolyzation.

对以马来酸酐为原料合成聚天冬氨酸的工艺路线分为胺化、聚合、水解三个步骤进行了研究,分别考察三步反应的温度、时间和原料配比条件对产物的平均分子量和阻垢性能的影响,研究结果表明胺化反应最适宜的反应条件是原料配比为MA∶NH3=1∶3,反应时间6h,温度为80℃;聚合反应最适宜的反应温度是230℃,时间是3h;水解反应适宜的温度和时间分别是50℃和30min。

Study on down-powder grafted with MAH;

马来酸酐接枝羽绒粉体的研究

Study of Graft Modification of PP by MAH;

马来酸酐接枝聚丙烯的研究

STUDIES AND APPLICATIONS OF THE SOLID- PHASE GRAFTING OF MAH AND St ONTO PP;

马来酸酐、苯乙烯双单体固相接枝聚丙烯及其应用

Polypropylene melt-grafted with maleic anhydride and its blends;

马来酸酐熔融接枝聚丙烯及其共混物

Effects of maleic anhydride and styrene melt grafting on mechanical properties of natural rubber/polypropylene blends;

马来酸酐和苯乙烯接枝改性对天然橡胶/聚丙烯共混物物理机械性能的影响

Preparation of cationic polymers from styrene maleic anhydride copolymer and its dispersing of pigments;

苯乙烯马来酸酐共聚物的阳离子化改性及其对颜料的分散

Synthesis and scale inhibition performance of the copolymer of maleic anhydride,acrylamide and hydroxyethyl acrylate(MA-AM-HEA) are studied.

以马来酐、丙烯酰胺、丙烯酸羟乙酯为原料合成了新型三元共聚物阻垢分散剂,探讨了对共聚物阻垢性能的影响因素,得出了最佳合成条件:单体配比n(MA)∶n(AM)∶n(HEA)=1。

Four kinds of solid super acid, such as SO42-/TiO2, SO42-/Fe2O3, SO42-/SnO2 and SO42-/ ZrO2,were prepared as calalysts for monoesterification of maleic anhydride with furfuryl alcohol.

合成了SO42-／TiO2、SO42-／Fe2O3、SO42-／SnO2、SO42-／ZrO2等4种固体超强酸,用作由糠醇和马来酐合成马来酸单糠醇酯的催化剂。

The safety problems and danger in maleic anhydride manufacture were d escribed.

概括了马来酐生产中的安全问题,阐述了马来酐生产的危险性,重点介绍了近年来发生的部分生产事故的案例,然后通过具体案例,分析了事故发生的原因,提出应重视顺酐生产中的安全问题。

In this thesis, the copolymer (MAH-g-PE) is prepared by the reaction of the grafting malaic anhydride onto polyethylene using DCP as initiator in the presence of the additive.

在自由基引发剂的存在下合成了马来酸酐接枝聚乙烯聚合物（ＰＥ－ｇ－ ＭＡＨ），着重研究添加剂的种类、用量对接枝反应的影响，采用毛细管流变仪研究了接枝聚合物的流动行为，讨论了剪切速率、温度等对其流变性能的影响。

The copolymer(MAH g PE) is prepared by the reaction of the grafting malaic anhydride onto polyethylene using DCP as initiator in presence of additive.

在自由基引发剂的存在下合成了马来酸酐接枝聚乙烯聚合物 ,研究了添加剂种类、用量对接枝反应的影响 ,测定了接枝物的接枝率及熔体的熔融指数。

polyvinyl methyl ethermaleic anhydride

聚乙烯甲基醚／马来酸酐

Preparation and Properties of PLA Grafted with Maleic Anhydride Through Reactive Extrusion

反应挤出法制备马来酸酐接枝聚乳酸

Studies on the Physical and Chemical Properties of Polymaleic Anhydried--By-product of CPP-g-MAH;

氯化聚丙烯接枝马来酸酐的副产物—聚马来酸酐物性的研究

Removal of Polymaleic Anhydride from the Graft Byproduct of Maleic Anhydride with Water-Washing Method

水洗法脱除马来酸酐接枝副产物聚马来酸酐的研究

Water treatment chemicals--Hydrolyzed polymaleic anhydride

GB/T10535-1997水处理剂水解聚马来酸酐

Study on the Copolymer of Vinyl Ether and Maleic Anhydride;

乙烯基醚—马来酸酐共聚物的探索研究

The latest synthesis process of hydrolyzed polymaleic anhydride

水解聚马来酸酐的最新合成工艺研究

Studies on the Modification of Polypropylene by Molecular Sieves Loading with Maleic Anhydride

分子筛负载马来酸酐及改性PP的研究

Research on the harmless synthesis of hydrolyzed polymaleic anhydride containing phosphine

含膦水解聚马来酸酐的绿色合成研究

Research of maleic anhydride and styrene grafted polyethylene wax

苯乙烯/马来酸酐接枝聚乙烯蜡的研究

Study on eposidized soybean oil acrylate oligomer by modified maleic anhydride

马来酸酐改性环氧豆油丙烯酸酯齐聚物的研究

Study on the Synthesis of Maleic Anhydride Series Polycarboxylate Superplasticizer

马来酸酐类聚羧酸盐减水剂的合成研究

Properties of scale-inhibiting of containing phosphine hydrolyzed polymaleic anhydride to CaSO_4

含膦水解聚马来酸酐对硫酸钙的阻垢性能研究

Simultaneous Graft Polymerization of Polypropylene with Maleic Anhydride and Butyl Acrylate

马来酸酐/丙烯酸丁酯双单体接枝聚丙烯

Application of Maleic Anhydride in Synthesis of Polycarboxylate Superplasticizers

马来酸酐在聚羧酸盐减水剂合成中的应用

THE EFFECT OF MALEIC ANHYDRIDE ACYLATING OF COLLAGEN UPON ITS REACTIVITY TO CHROME

马来酸酐酰化对胶原与铬反应性能的影响

Study on Adhesive Property for the Gyoft Copolymer of MAH on PE

聚乙烯接枝马来酸酐共聚物粘接性能的研究

Study on the Waterborne Polyurethane Made from Maleic Anhydride Modified Castor Oil;

马来酸酐改性蓖麻油制备水性聚氨酯的研究