Graft polymerization of acrylic acid onto maize starch using ceric ammonium nitrate, ammonium persulfate and ammonium persulfate sodium bisulfate as initiators is studied.
研究了以硝酸铈铵、过硫酸铵、过硫酸铵-亚硫酸氢钠为引发剂玉米淀粉与丙烯酸的接枝共聚反应。
Part Il:The synthesis and structural characterization of Starch-Azo dyes graft copolymers.
第二部分淀粉-偶氮染料接枝共聚物的合成及表征。
The optimal grafting condition and parameters of poly (acrylic acid) starch graft copolymer were studied, and the structure of the products was verified using IR spectra.
研究淀粉接枝聚丙烯酸共聚物的最佳接枝条件及相关参数,并利用红外光谱对产品的结构进行验证。
The mechanism and factors affecting graft polymerization of starch graft acrylamide copolymerization and the application of graft copolymer are reviewed in this paper.
本文综述了淀粉接枝丙烯酰胺共聚反应的机理、影响因素及共聚物应用情况。
Through the study on every step structure of corn starch graft polyacrylate copolymer, the methods of removing homopolymer and corn starch side chain are discussed.
研究玉米淀粉接枝聚丙烯酸酯共聚物的各级结构,主要探讨去除均聚物和玉米淀粉侧链的方法。
Normal initiators used for graft polymerization of vinyl monomers on starch are reviewed with 21 references. The characterization, initiating mechanism and the application of initiators are discussed.
总结了近年来淀粉与乙烯基单体接枝共聚的常用引发剂,对引发剂的性质、优缺点、引发机理及应用作了评述,引用最新文献21篇。
This paper describes the recent advances, in the synthesis of starch graft copolymers by chemical initiation.
综述了近十年化学引发合成淀粉接枝共聚物的研究进展。
Graft copolymerizations of butyl acrylate (BA) onto starch (s) were carried out with ceric ammonium nitrate as initiator, and influence of starch pasting on graft reaction is tested.
以硝酸铈铵为引发剂将丙烯酸丁酯(BA)与淀粉(s)接枝共聚,考察了淀粉糊化对接枝反应的影响。
Multi-side-chain structure of cationic starch graft copolymer flocculants can improve flocculation effect markedly.
阳离子型改性淀粉接枝共聚物具有的多支链型结构可以明显提高絮凝剂的絮凝效果。
One starch graft acrylamide copolymer was synthesized by graft copolymerization of starch and acrylamide in solution, and the polymerization kinetics and its mechanism was discussed.
采用水溶液聚合法合成了淀粉接枝丙烯酰胺聚合物,研究了聚合反应动力学和聚合反应机理。
The application of starch acrylamide graft copolymer as papermaking additive in China are reviewed.
对淀粉-丙烯酰胺接枝共聚物在我国造纸行业应用研究概况进行了一定程度的综述。
The graft copolymer of starch is a promising additive in paper industry.
淀粉接枝共聚物是造纸工业一种有前途的助剂。
The graft copolymerization of acrylamide onto starch with inorganic salt as initiator was studied. Starch - acrylamide graft (SAM) can be used as retention AIDS in papermaking.
本工作采用廉价的无机盐为引发剂,制备了淀粉-丙烯酰胺接枝共聚物(简称SAM)。
Initiators used in graft copolymerization of starch with various kinds of vinyl monomers in recent years were reviewed in this paper. The prospect and the progress of these initiators were forecasted.
对近年来淀粉与各种乙烯基单体接枝共聚反应中采用的引发剂作了总结和简单的评述,并对淀粉接枝反应引发剂的发展趋势作了展望。
The synthesis of high water absorption resin with starch- acrylic acid graft copolymerization is explored.
本文主要探索淀粉-丙烯酸接枝共聚反应合成高吸水性树脂。
A microencapsulated suspension of agriculturally active material includes an encapsulating agent formed from a graft copolymer of starch and at least one vinyl monomer.
农学活性物质的微囊化悬浮液包含由淀粉和至少一种乙烯基单体的接枝共聚物形成的包封剂。
The pretreatment of starch before graft polymerization within certain temperature range was favour of improvement of absorbability of products.
实验说明,淀粉在参加接枝聚合反应之前进行一定温度范围条件下的预糊化处理有利于最终产品的吸水性能;
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。
The process condition of preparation of polymeric flocculant of graft copolymer of acrylamide onto starch by using ceric ammonium nitrate as initiator are studied in this article.
用硝酸铈铵作引发剂,研究了淀粉丙烯酰胺接枝共聚物高分子絮凝剂制备的工艺条件。
Starch graft polymer super absorbent resin contains starch graft acrylonitrile, starch graft acrylic acid, starch graft acrylamide etc.
淀粉类高吸水性树脂包括淀粉接枝丙烯腈、淀粉接枝丙烯酸、淀粉接枝丙烯酰胺等。
The graft copolymer of cationic starch and APAM with narrow molecular weight distribution was prepared and used for dry-strengthening agent.
用阳离子淀粉接枝窄相对分子质量阴离子聚丙烯酰胺制备干增强剂。
In microwave field, potato starch grafted size can be prepared if realizing the graft copolymerization of potato starch and acrylic acid.
在微波场中实现土豆淀粉与丙烯酸的接枝共聚,可制备土豆接枝淀粉。
This paper presents a reviewal profile of methods on separation and characterization about starch-vinyl graft copolymers.
介绍了常见淀粉—烯类单体接枝共聚产物各成分的分离及其表征方法。
It was found that when 0.5% oxidized starch-acrylamide graft copolymer was added to the polymer, the ring-crush strength of the corrugated paper increased by 52%.
在瓦楞纸中的使用表明,添加0.5%的氧化淀粉—丙烯酰胺接枝共聚物可使瓦楞纸的环压强度增加52%。
The effects of initiator concentration, monomer concentration, starch concentration and temperature on the percentage of graft were investigated.
考察了引发剂浓度、单体浓度、淀粉浓度和反应温度时接枝率的影响。
The graft copolymer starch is a new kind of functional material.
接枝共聚淀粉是一种新型功能性材料。
A new type of inorganic-organic composite flocculent, PACSAM, was synthesized using poly-aluminum chloride (PAC) and starch-acrylamide graft polymers (ST-AM) as raw materials.
以聚合氯化铝(PAC)和淀粉-丙烯酰胺接枝聚合物(ST -AM)为原料,合成了一种新型的无机-有机复合絮凝剂(PACSAM)。
The progress of such properties will make the products more useful. It can conclude that the future of water absorbing resins based on graft copolymers of starch will b...
这些特性的改进将使产品的用途更为广泛,可以预见,淀粉丙烯酸接枝共聚作为吸水性树脂具有广阔的应用和发展前景。
After the graft reaction of ungelatinized starch, the morphology of the copolymers kept the aggregate structure of starch, and vinyl copolymer is grafted on its surface;
结果表明,合成的淀粉接枝共聚物符合预期结构,未糊化的淀粉接枝后,聚合物保持团粒结构,表面接枝上了乙烯基均聚物;
After the graft reaction of ungelatinized starch, the morphology of the copolymers kept the aggregate structure of starch, and vinyl copolymer is grafted on its surface;
结果表明,合成的淀粉接枝共聚物符合预期结构,未糊化的淀粉接枝后,聚合物保持团粒结构,表面接枝上了乙烯基均聚物;
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