合成高分子
- 网络Synthetic polymer
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淀粉是天然高分子材料,具有良好的生物相容性和生物降解性,但是其力学性能较差;PVA是合成高分子材料,具有良好的力学性能,但是其降解性能较差。
Starch is natural polymer with good biocompatibility and biodegradability , but poor mechanical properties . PVA is synthetic polymer with good mechanical properties but poor biodegradability .
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本实验结合了天然高分子材料和合成高分子材料的优点制备了淀粉/PVA膜,并首次将其用于引导组织再生技术。
Starch / PVA membrane which combined the advantages of natural polymer and synthetic polymer was prepared in this study . Starch and PVA composites are studied in many fields , but starch / PVA membrane was studied in guiding tissue regeneration for the first time .
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利用CO2合成高分子材料的技术进展
Technical Progress in synthesis of macromolecules from CO_2
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氯乙烯是一种用于合成高分子的单体,主要用于生产聚氯乙烯(PVC)。
Vinyl chloride , an important monomer in polymer chemical industry , is mainly used in the production of polyvinyl chloride ( PVC ) .
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Grignard方法合成高分子硒化合物研究
Study on the Synthesis of Selenium Polymer by Grignard Method
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该蛋白可以替代植物外源蛋白进行转bar基因产品的食用安全性检测,也可用于转bar基因产品ELISA检测的抗体制备。骨组织工程人工合成高分子细胞外基质替代材料的研制
This protein can be used for foodsafety assessment detection of genetically modified products with bar gene and for production of anti-bar antibody for ELISA detection . Progress in studies of synthetic polymer in bone tissue engineering
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聚丙烯酰胺(PAM)及其衍生物是一类新型的精细功能高分子产品,是现代水溶性合成高分子聚电解质中最重要的品种之一。
PAM and its ramification is a new sort of fine production with macromolecule , which is water-soluble and is very important raw material in producing polymerized electrolyte .
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微胶囊化(Microencapsulation)是指由天然或合成高分子材料包埋微小的固体颗粒、液滴或气体,形成的具有半透性或密封性囊膜粒子的过程。
Microencapsulation is the process of preparing semi-permeable or sealed capsules using natural or synthetic macromolecule materials to embed solid particles , liquid drops or gas .
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改性天然高分子与无机高分子复配絮凝剂PMC的研制这些材料包括颗粒材料、水溶性改性天然高分子和水溶性合成高分子材料。
Preparation of modified natural polymer and inorganic polymer composite flocculant PMC These materials include particulates , water-soluble modified natural polymer and water-soluble synthesized polymer .
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本文介绍以硫磺和二氯苯为原料,6-氨基已酸及其钠盐为催化剂,在极性有机溶剂中合成高分子量PPS树脂.6-氨基已酸组术后出血量与对照组比较差别无统计学意义。
A high-molecular-weight poly ( phenyl sulfide ) ( HMWPPS ) resin was prepared from sulfur and p-dichlorobenzene in polar organic solvent , with 6-amino-caproic acid and its sodium caproate as catalyst .
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考察聚合时间、聚合温度及引发剂含量对聚-L-乳酸分子量的影响,得到了合成高分子量PLLA的最适宜条件。
The most appropriate factors , such as polymerization time , temperature and initiator concentration , for preparation of PLLA with high molecular weight were obtained in our experiments .
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本论文主要进行了用于合成高分子量聚乙烯的新型Z-N催化剂的制备工艺优化和茂金属聚乙烯结构-性能的表征研究。
The synthesis of high molecular weight polyethylene with novel Z-N catalyst was carried out and the polymerization process was optimized .
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选择过硫酸铵(APS)/脂肪胺类氧化还原型引发体系,研究合成高分子量的水溶性聚丙烯酸钠(PNaAA)的聚合动力学。
Polymerization kinetics of high molecular weight and water-soluble poly ( acrylate ) sodium initiated by redox initiator of ammonium persulfate ( APS ) / aliphatic amine were studied .
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尽管合成高分子生物材料被广泛应用于包括心血管人工器官在内的人工器官植入用材料,但以生物医用材料为中心的感染(BiomaterialCenteredInfection,BCI)却成为其临床应用中必须解决的严重问题。
Synthesized polymeric materials have been widely used as implantation biomedical materials , such as the variation of a man-made apparatus in cardiovascular system . But the Biomaterial Centered Infection ( BCI ) is a serious problem that frustrates the clinic applications biomedical polymeric materials .
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常用的污泥脱水药剂是有机合成高分子化合物阳离子聚丙烯酰胺(CPAM),虽然其脱水效果较好,但降解产物和丙烯酰胺单体都对环境不利。
The most commonly used dehydration agent is organic synthesis polymer cationic polyacrylamide ( CPAM ) . Although the dehydration effect of CPAM is good , the degradation products and acrylamide are harmful to the environment .
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聚乳酸(PLA)是目前组织工程研究和应用最广泛的合成高分子材料之一,但是由于其具有表面亲水性差,缺乏天然分子识别位点等缺点大大的限制了其作为生物材料的应用。
Polylactic Acid ( PLA ) is one of the synthetic polymer materials which is widely used in the research and application of tissue engineering . But because of its bad surface hydrophilicity and absence of natural molecule acting point , its application as biomaterials was limited .
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采用Co60γ-射线辐射聚合的方法以丙烯酰胺/丙烯酸盐及蒙脱土为主要原料合成高分子复合吸水材料(SAPC)-农用保水剂。
Superabsorbent polymer composite ( SAPC ), being used as water retention agent in Agricultural application , mainly with acrylamide / acrylic salts and montmorillonite as row materials , has been prepared by radiation techniques .
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从TEPIC(异氰尿酸三环氧丙酯)和高级脂肪酸及DHB(2,4二羟基二苯甲酮)为原料,在催化剂作用下,分步反应合成高分子量紫外线吸收剂UV&1009。
In the presence of catalyst , UV-1009 , a high molecular weight ultraviolet absorbent , was synthesized from TEPIC , higher fatty acids and DHB as the raw materials in two stages of reactions .
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用金属卟啉络合物引发合成高分子量聚醚
The Synthesis of High Molecular Weight Polyether Initiated by Metalloporphyrin Complex
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合成高分子膜透气速率的温度依赖性
The dependence of gas transport rate of polymer membranes on temperature
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低沸点醇中合成高分子稳定的钌纳米颗粒
Synthesis of Polymer-Stabilized Ruthenium Nanoparticles in Low Boiling Point Alcohols
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合成高分子建材的发展现状与前景
Status quo and prospects of high molecular polymer construction materials
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对影响合成高分子膜强度的各因素进行了分析和讨论。
The effects of the factors on membrane strength were analysed and discussed .
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化学改性法合成高分子染料的研究
Research of Polymeric dyes by Chemical Modification of a Polymer by a Dye
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天然&合成高分子生物杂化材料在生物医学领域中的应用
The Application of the Natural-Synthetic Polymeric Biological Hybrid Material in the Biomedical Field
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用活性阴离子聚合设计合成高分子链构造的新进展
Recent Progress in Design and Synthesis of Macromolecular Architecture via Living Anionic Polymerization
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细乳液聚合法合成高分子量聚乙烯醇的研究
Synthesis of high molecular weight polyvinyl alcohol by mini-emulsion polymerization of vinyl acetate
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二氧化碳合成高分子的开发研究动向
Trends on development and research in synthesis of high molecular compounds from carbon dioxide
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合成高分子废弃物回收再生的必要性及对策
Necessity and enforceable Countermeasures of polymeric waste recycling
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胰蛋白酶在合成高分子阴离子交换树脂上的固定化作用
Immobilization of Trypsin on the Anion Exchange Resin