copolymer

PASP-PEG block structure copolymer,comb shaped PASP-PEG block structure copolymer,aspartic acid and glycine,glutamic acid or propalanine copolymer are prepared.

还可以对聚天冬氨酸的侧链进行改性,引入烷基或烃基、反应活性高的氨基酸酯、磺酸基等功能性基团,使其得到更广泛的应用。

The flocculant SPAN is the graft copolymer of different grafing percent of starch-polyacrylamide.

絮凝剂（SPAN）是不同接枝率的演粉与聚胺的接枝共聚物。

The micell of block copolymer conjugates releases drugs followed the rule of first order equation and had no burst effect.

合物胶束体外释一级动力学，不存在突释现象。

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易包乐™薄膜使用于与其他薄膜的复合，而制成多层阻隔性复合软包装材料。

Block copolymers have rich phase behavior,and in the bulk they can microphase-separate to form spheral,cylindrical,bi-continuous or layered structure.

嵌段共聚物有着丰富的相行为,在本体中会发生微相分离形成球形、柱形、双连续形和层状结构。

L-asparaginase was immobilized via physical entrapment within poly (acrylamide/N,N? methylenebisacrylamide) copolymer gels.

以聚胺/聚乙二醇为载体制备了固定化L-天门冬胺酶。

Cleavable block copolymers could be cleaved into separate homopolymers under external stimuli (such as heat, light or agents).

这种聚合物在外部刺激下（如热、光、特殊试剂等）可以发生解离，而变为两段均聚物。

The present invention provides an olefin/cycloolefin/alkylstyrene copolymer which is non-functionalized, functionalized, or grafted.

本发明有关于一种烃╱环烃╱烷基苯乙共聚物，其可为非官能化、官能 化、或接枝的。

A series of polyarylsulphone\|polyetherurethane block copolymers are synthesized through hydrogen polyaddition of diisocyanate terminated poly(oxypropylene)ether with polyethersulphone diphenol.

通过端二异氰酸酯聚醚预聚物与齐聚醚砜二酚模型物的氢转移加成聚合反应合成了一系列聚芳醚砜-聚醚氨酯嵌段共聚物。

The structure and properties of polyorganosiloxane-acrylate emulsion copolymer were investigated by IR, XPS, DSC, 1H-NMR, WAXD.

利用红外光谱、光电子能谱、差热分析、核磁共振、X射线衍射等方法对聚硅氧烷改性酸酯共聚物的结构和性能进行了研究。

The performance of fluorescent-labeled copolymers contained pyrenyl has been studied by means of fluorescent spectrum and static evaluation test.

通过荧光光谱法和静态阻垢法研究了含芘基团的荧光标记聚合物的性能,并进行了评价。

Some of the matrix have been aminated after the chlorome thylation of the copolymer giving an anion exchange resin.

部分共聚物经氯甲基化及季铵化后,制得强碱型阴离子交换树脂。

This paper compares the performance levels of selected GMS materials as antistat and mould release agents in homopolymer and random and impact copolymer PP injection moulding applications.

本文比较了几种甘油单硬脂酸(GMS)产品在均聚无规与耐冲击共聚PP的注塑应用中作为抗静电剂和脱模剂的效果。

In this study, the epoxidation of styrene-isoprene-styr en e triblock copolymers (SIS) by an in situ generated peracid method was discussed .

利用过甲酸对热塑弹性体SIS进行环氧化改性,合成了环氧化SIS(ESIS)。

The effect of ethylene comonomer content on the crystallization, mechanical and viscoelastic properties of VERSIFY copolymers was studied by DSC, DMTA, POM and WAXD.

通过DSC，DMTA，POM和WAXD等手段，研究了乙共聚单体含量的变化对VERSIFY共聚物结晶性能、力学性能和粘弹性能的影响。

The graffing rate and melt index of MAH g PE are investigated.It shows that CALA could decrease crosslinkage degree of the copolymer and improve the flowing property of the melt.

结果表明:合成过程中少量己内胺的加入,在不明显降低接枝物接枝率的情况下可以明显改善接枝物的熔体粘度,提高了接枝物的流动性能。

In this paper, firstly lactide, glycollide and their copolymer(PGLA) were summarized, primarily involved their basal performance, method of their synthesize, actuality of their development.

本文首先综述了交酯、乙交酯及其共聚物,主要包括交酯、乙交酯及其共聚物的基本性能、合成方法、发展现状及用途。

A brief introduction is given to the application of three dimentional solubility parameters to predict miscibility of PVC / homopolymer,PVC / copolymer and PVC / heterochain polymer blends。

介绍了应用三维溶解度参数预测聚氯乙与均聚物、共聚物、杂链聚合物的共混物的相容性。

The crystallization porperty of polycaprolactam(PA6)-polyethylene glycol(PEG)block copolymer wasinvestigated by means of electron microscope,x-ray diffraction,DSC and hot stage polarized microscope.

应用DSC、热台、扫描电镜以及偏光显微镜等研究了PA6-PEG嵌段共聚物的结晶性能。

Using analytical method of pyrolysis gas chromatography/mass spectrometry, the temperature effect on pyrolyzate was studied, and the pyrolysis rule of tetrabasic copolymer was discussed.

用热裂解色谱质谱分析方法,研究了裂解温度对裂解产物的影响,并讨论了四元共聚物的热裂解规律。