x
uploads/graft copolymer.jpg

graft copolymer 接枝共聚物。

The method showed promising results compared with conventional methods . the second part : we mainly reported the synthesis of some chemical reagents such as palladiumphthalocyanine , palladium 4 , 4 ' , 4 “ , 4 ' “ - tetranitrophthalo - cyanine , pvp - chitosan grafting copolymer , n - propyl carboxylate , propionic esters ( 2 )在第6章利用pvp優良的生物相容性,將其接枝到甲殼糖分子鏈,以改善甲殼糖作為組織工程材料應用的不足之處。

graft hybrid

The study on the inclusion behaviors of cyclodextrins with amino acids , peptides and proteins would help us to recognize the essence of life , the conception of self - assembly , molecular recognition and so on in the supramolecular chemistry . in our laboratory , supramolecular inclusion behaviors of polylactide - grafted copolymer of 3 ? yclodextrin with peptides and proteins were investigated so as to evaluated the possibilities of polylactide grafted copolymer of 3 ? yclodextrin as a carrier of pept . ide drug delivery system 氨基酸是構成蛋白質的基本單元,通過對環糊精與氨基酸以及多肽之間包絡識別行為的研究,對于認識生命現象的本質、理解超分子中的自組裝、分子識別等概念具有十分重要的意義,并為進一步研究和認識環糊精高聚物與蛋白質之間的包絡行為奠定基礎。

Abstract : unsaturated polyester with low shrinkage composied of anti - shrinking agent , thermoplastics , dispersion - stabilizer , a kind of graft copolymer made from styrene and saturated polyester , shaped like a comb for its molecular structure and upr in certain structure and some factors effecting on low shrinkage were introduced in this paper 文摘:研究了當用熱塑性樹脂作為不飽和聚酯樹脂低收縮劑時,合成了以苯乙烯為主鏈,聚酯為枝鏈的梳狀接枝共聚物,作低收縮劑的分散穩定劑,配合相應組成的不飽和聚酯樹脂得到了具有低收縮特性的不飽和聚酯組成物。

This article confirmed the grafting efficiency of starch grafted to acrylic acid and the structure of starch and its grafted matter through the separation , purification and analysis tests to the grafted copolymer and the grafted forked - chain matter produced from the process of this reaction ; and deduced the formula of the velocity of such reaction mentioned above with a calculated result of the apparent activation energy in this reaction by the curve showing the relationship among the consistency of starch , monomer and initiator and the velocity of the grafting copolymerization 摘要對淀粉接枝丙烯酸所得接枝共聚物及接枝側鏈物進行分離提純和分析測試,確定了其接枝效率并表征了淀粉及其接枝物的形態結構;通過分別測定接枝共聚反應速率與淀粉、單體、引發劑濃度的關系曲線,確定了該接枝共聚反應的速率關系式;推算出了反應的表觀活化能。

The method showed promising results compared with conventional methods . the second part : we mainly reported the synthesis of some chemical reagents such as palladiumphthalocyanine , palladium 4 , 4 ' , 4 “ , 4 ' “ - tetranitrophthalo - cyanine , pvp - chitosan grafting copolymer , n - propyl carboxylate , propionic esters ( 2 )在第6章利用pvp優良的生物相容性,將其接枝到甲殼糖分子鏈,以改善甲殼糖作為組織工程材料應用的不足之處。

Solubility of product was tested in 12 usual solutions and it shown all graft copolymers were water - soluble , the excellent film - forming performance made it more extensive applications in practice 考察了不同接枝率的產物在12種常見溶劑中的溶解性,結果表明,不同接枝率的接枝共聚物都有良好的水溶性,可以形成無色透明的膜,擴大了其實際應用價值。

The research progress in graft copolymers starch , ionized modified starch such as etherified starch and xanthate modified starch , and theirs application in water treatment were introduced 針對接枝類改性淀粉絮凝劑、離子化改性淀粉絮凝劑如淀粉醚類化合物以及淀粉黃原酸脂類等天然改性淀粉絮凝劑的研究進展及在水處理中的應用進行了綜述。

Abstract : the development of synthesis of amphipathic copolymer is reviewed . the synthetic methods of amphipathic graft copolymer is discussed in detail 文摘:綜述了兩親共聚物合成研究的進展和現狀,重點介紹了兩親接枝共聚物的制備方法。

Studies on the synthesis of grafted copolymer polyol with dimethyl ally phosphite onto unsaturated flame retardant polyether polyol 不飽和阻燃聚醚多元醇接枝烯丙基膦酸二甲酯共聚物的合成研究

Synthesis and characterization of graft copolymer of cellulose diacetate with polycaprolactone monoacrylate 二醋酸纖維素與聚己內酯單丙烯酸酯接枝共聚物的合成與表征

Studies on polymeric soil structure amendments . study of amelioration to lateritic red soil by starch - grafted copolymer 淀粉接枝共聚物改良赤紅壤的研究

Study on preparation and flocculation performance of cationic polyacrylamide - starch graft copolymers 陽離子型改性淀粉絮凝劑的制備及絮凝性能研究

Study on synthesis and property of - hydroxyl ethyl acrylate butyl acrylate amphiphilic graft copolymer 丙烯酸丁酯兩親接枝共聚物的合成及性能

Oversea technological progress in the production of ethylene vinyl acetatevinyl chloride graft copolymer 氯乙烯接枝共聚物生產技術進展

Preparation of cationic starch - acrylamide graft copolymer flocculant and its property 丙烯酰胺接枝共聚物絮凝劑的制備及其絮凝性能

Syntheses of soluble starch graft copolymers by inverse suspension polymerization 反相懸浮聚合法合成可溶性淀粉接枝共聚物

Synthesis of carboxy methyl cellulose - dimethyl diallyl ammonium chloride - acrylamide graft copolymer 丙烯酰胺共聚物的合成

Study on graft copolymer of natural rubber by suspension polymerization 懸浮聚合法合成天然橡膠接枝共聚物的研究

Synthesis and characterization of graft copolymer of eaa with poly 2 - ethyl - 2 - oxazoline 接枝共聚物的合成及表征