This paper summarises the studies on graft modification of polypropylene, home and broad, in recent years.
总结了近年来国内外聚丙烯接枝改性的研究情况。
The control of the hydroxypropyl cellulose (HPC) substrate surface and its influence on the surface graft modification of HPC was studied.
研究了对于羟丙基纤维素(HPC)基板进行表面修饰时,基板表面状态的调控对基板表面化学接枝的影响。
This paper mainly studies to synthesize adhesive by graft modification of SBS/SIS block copolymer with rubber or acrylic acid and acrylic ester.
以SBS和SIS为基材,采用不同橡胶胶种、丙烯酸及其酯类单体进行接枝共聚合成胶粘剂。
Main factors affecting the graft modification of acrylic acid and methacrylic acid onto melt - blown polypropylene nonwovens initiated by benzoyl peroxide are studied.
研究用过氧化苯甲酸引发丙烯酸和甲基丙烯酸接枝熔喷聚丙烯非织造布的主要影响因素。
The effect of corona discharge treatment on the structure and properties of polymer materials as well as the surface graft modification by corona discharge were briefly introduced.
叙述了电火花处理对高分子材料表面结构与性能,以及处理条件对改性效果的影响,电火花引发高分子材料表面接枝改性的新方法。
Ha has functional groups such as hydroxyl, carboxyl and N-acetyl, therefore, it can be modified by cross-linking, esterification, graft, molecule modification and composition.
HA具有羟基、羧基和乙酰胺基等官能团,可通过交联、酯化、接枝、分子修饰和复合等方法进行改性。
This method can be used to follow accurately the graft and modification process of mesoporous molecular sieve.
此方法可用于准确跟踪介孔分子筛的嫁接和改性过程。
So, the chemical modification which is carboxylic acid monomer graft copolymerization and adding in some functional monomers to prepare waterborne epoxy resin was carried out.
因此,我们采用羧基单体接枝共聚并加入功能单体的方法对环氧树脂进行水性化的化学改性。
When modification graft before emulsion dispersion in solvent was adopted, micro phase separation of soft and hard segments in molecular chains was enhanced greatly and its thermo-stability improved .
而采用在溶剂相中改性接枝再乳化分散的方式,分子链中软硬段的微相分离加剧,热稳定性提高。
The paper reviewed the modification of chitosan by free radical polymerization and atom transfer radical polymerization(ATRP), emphasized the application of ATRP on graft copolymerization of chitosan.
综述了普通自由基聚合和原子转移自由基聚合(ATRP)反应对壳聚糖及其衍生物进行修饰改性的研究现状。着重介绍了ATRP技术在壳聚糖接枝改性方面的应用。
Graft copolymerization is a effective method for chemical modification. After graft copolymerization, the physical and chemical properties of macromolecules can be improved.
接枝共聚是一种有效的化学修饰方法,经过接枝改性后,高分子化合物的物理、机械和化学性质都能得到改善。
This paper is related to surface modification of PE films by combining plasma pretreatment with UV-induced graft polymerization, in order to improve the antithrombogenicity of polyethylene (PE) films.
本文采用等离子体和紫外照射接枝技术对医用高分子材料聚乙烯进行表面改性,以提高其抗凝血性能。
The graft copolymerization of vinyl monomers onto starch was an important method for the modification of starch.
淀粉与乙烯基单体接枝共聚是淀粉改性的重要方法。
Using two methods of oxidation and graft to modification paraffin's performances, what was in order to widen paraffin's phase change temperature and improve its latent heat.
采用氧化和接枝两种方法对石蜡进行化学改性,以拓宽石蜡的相变温度范围和提高其相变潜热。
The modification by solid phase graft of PP exhibited an extensive application prospect.
PP固相接枝改性具有广阔的应用前景。
Pancreas graft rejection or dysfunction was not observed with the above immunosuppression modification.
在免疫抑制调整期间并未发现胰腺排斥或功能不全。
Since they graft human genes onto animal bodies and alter human genes with animals strains, this mutual genetic modification produces a freakish, mutant, hybrid that resembles neither parent.
它也不是真正的动物。于是,在人与动物基因互相交流的情况下,就产生了各式各样的突变种。
Since they graft human genes onto animal bodies and alter human genes with animals strains, this mutual genetic modification produces a freakish, mutant, hybrid that resembles neither parent.
它也不是真正的动物。于是,在人与动物基因互相交流的情况下,就产生了各式各样的突变种。
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