PASP-PEG block structure copolymer,comb shaped PASP-PEG block structure copolymer,aspartic acid and glycine,glutamic acid or propalanine copolymer are prepared.
还可以对天冬氨酸的侧链进行改性,引入烷基或烯烃基、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。
PASP-PEG block structure copolymer,comb shaped PASP-PEG block structure copolymer,aspartic acid and glycine,glutamic acid or propalanine copolymer are prepared.
还可以对天冬氨酸的侧链进行改性,引入烷基或烯烃基、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丙烯酰胺的接枝共。
The micell of block copolymer conjugates releases drugs followed the rule of first order equation and had no burst effect.
胶束体外释药遵从一级动力学,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,而制成多阻隔性复软包装材料。
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、双连续形结构。
L-asparaginase was immobilized via physical entrapment within poly (acrylamide/N,N? methylenebisacrylamide) copolymer gels.
以丙烯酰胺/乙二醇为载体制备了固定化L-天门冬酰胺酶。
Cleavable block copolymers could be cleaved into separate homopolymers under external stimuli (such as heat, light or agents).
这种在外部刺激下(如热、光、特殊试剂等)可以发生解离,从而变为两段均。
The present invention provides an olefin/cycloolefin/alkylstyrene copolymer which is non-functionalized, functionalized, or grafted.
本发明有关于一种烯烃╱环烯烃╱烷基苯乙烯共,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.
通过端二异氰酸酯醚预与齐醚砜二酚模型的氢转移加成反应成了一系列芳醚砜-醚氨酯嵌段共。
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射线衍射等方法对硅氧烷改性丙烯酸酯共的结构性能进行了研究。
The performance of fluorescent-labeled copolymers contained pyrenyl has been studied by means of fluorescent spectrum and static evaluation test.
通过荧光光谱法静态阻垢法研究了含芘基团的荧光标记的性能,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)产品在均无规与耐冲击共PP的注塑应用中作为抗静电剂脱模剂的效果。
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,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,POMWAXD等手段,研究了乙烯共单体含量的变化对VERSIFY共结晶性能、力学性能粘弹性能的影响。
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:成过程中少量己内酰胺的加入,在不明显降低接枝接枝率的情况下可以明显改善接枝的熔体粘度,提高了接枝的流动性能。
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.
本文首先综述了丙交酯、乙交酯及其共,主要包括丙交酯、乙交酯及其共的基本性能、成方法、发展现及用途。
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氯乙烯与均、共、杂链的共混的相容性。
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的影响,并讨论了四元共的热裂解规律。
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