聚合物形態學 的英文怎麼說
中文拼音 [jùgěwùxíngtàixué]
聚合物形態學
英文
morphology of polymer- 聚 : 動詞(聚集; 聚積) assemble; gather; get together
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 態 : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 聚合物 : [化學] polymer; polymerizate; polymeric compound; polymeric substance; polymeride; polymerized su...
- 聚合 : 1 (聚集到一起) get together2 [化學] (單體結合成高分子化合物) polymerization; polymerize 3 [生...
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This article reviews the developments of studies in inorganic synthesis and preparative chemistry in vital aspects such as the extreme condition synthesis, soft chemistry, the preparation of specially condensed and aggregated materials, morphology and size modifying growth, defect and valence controlling, combinatorial chemistry, computer - aid design, ideal and biomimetic syntheses
摘要本文從極端條件合成、軟化學合成、特殊凝聚態和聚集態制備、形貌與尺寸修飾、缺陷與價態控制、組合化學合成、計算機輔助合成、理想合成與生物模擬合成等幾個側面,闡述近年來無機合成與制備化學研究的進展。Simple physically based criteria were also ealuated, which employ the morphological properties of excipients ( size and surface roughness ) together with physical properties of the used binder for prediction of the coating ersus agglomeration regime at gien flow conditions ( collision elocity )
對簡單理論基礎標準也進行評價,其中利用輔料的形態學特性(粒徑和表面粗糙度)結合所使用黏合劑的物理特性,來預測在給定的流化狀態下(碰撞速度)包衣所遇到的附聚作用。By means of polyaerylamide gel electrophoresis, peroxidase isozyme, esterase isozyme and a - amylase isozyme of dioscorea zingiberensis, which were gathered from different growing environment conditions, were analyzed. with the results of 3 kinds of isozyme analysis and the analysis of 15 populations morphology and climate, dioscorea zingiberensis were divided into 5 ecotypes. the main results were shown as follows : 1
本研究以來自我國秦嶺山脈以南的甘肅、陜西、湖北、湖南、四川及雲南各省的盾葉薯蕷為試驗材料,通過對盾葉薯蕷的pox 、 est和a - amy3種酶的同工酶進行聚丙烯酰胺凝膠電泳分析,結合其形態性狀和物候期等生物學特徵,進行生態型的劃分,所得結論如下: 1Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)體系所制備的多孔膜形貌等需深人研究In this article, the micromorphological structure of pva - copper gradient composite film ( mpgcf ) obtained from the electrochemical reduction of a swelling cathode films ( scfs ) was studied by the scaning electronic microscope and the relationship between the micromorphological structure of the composite film and the electrochemical conditions such as the weight ratio of pva to cuc12, the material of the electrode, the concentration of the medium solution, the dring time of scf, the power voltage, the time of the electochemical reaction etc, investigated
本文採用「溶液還原法」制備了一種新型的聚合物基金屬梯度復合材料( mpgcf ) ? pva /銅梯度復合膜。通過掃描電子顯微鏡觀察了梯度復合膜的形態結構並研究了其形態結構與電化學條件之間的關系。然後在此基礎上,探討了梯度復合膜的形態結構與力學性能之間的關系。The infrared spectroscopy, transmission electron microscopy, light scattering and x - ray photoelectron spectroscopy are used to characterize the polymer structure and the morphology of the latex particles. the results demonstrate that composite latex with core / shell morphology is indeed successfully prepared
利用紅外光譜、透射電鏡、激光粒度儀、表面能譜分析等手段對聚合產物的化學結構及乳膠粒粒子形態進行了表徵。In this paper, the microstructure changes of polypropylene induced by a complex combination of shearing, compression, stretching and friction actions during single pan - milling or co - milling with iron, uhmwpe and waste tire rubber chips ( wtr ) were studied and the stress induced effects were revealed. the structure and morphological development of iron particulates and wtr during pan - milling and co - milling with polypropylene were also characterized. the properties of pp / fe, pp / wtr and pp / wtr / fe composites prepared through pan - milling techniques were investigated
本文利用磨盤型力化學反應器對被碾磨材料施加強大的剪切、環向應力、擠壓、拉伸和摩擦作用,研究聚丙烯碾磨和共碾磨粉碎過程微觀形態結構和性能的變化,以及聚合物在碾磨過程中呈現的力化學現象,並將其應用拓展至金屬、橡膠等體系,研究碾磨粉碎在聚丙烯鐵超微粉體的制備、高交聯密度彈性材料廢舊輪胎橡膠( wtr )的超微粉碎,以及pp fe , pp wtr材料的性能與碾磨作用的關系。Professor wei s another research area is mathematical theory of material science, with focus on the morphology of block copolymers. block copolymers are soft, synthetic materials developed to have exquisite mechanical, electrical, optical, ionic and barrier properties for industrial and commercial use
魏教授另一項研究是物料科學的數學理論,主要是大塊共聚物( blockcopolymer )的形態學。大塊共聚物是一種柔軟的合成物質,擁有特殊的機械學、電學、光學,以及離子和屏障的性質,有廣泛的工商業應用價值。It is one of mechanisms of plastic distortion, at the same time it is also the beginning of microcosmic damage and rupture before the macroscopical destroying of materials, it representatives a mid - state between materials " macroscopical rupture and bend, it is considered a premonitory that the rupture of polymer material, which get common attention by scholar inside and outside nation. therefore, the research for engineering polymer in mechanic action of non - linearity destroy such as distortion, destroy and depe nd on time and temperature is valuable in theoretic research and actual application, which offer the important theoretic gist for changing complex material ' s capability and actualize polymer ' s perfect application with high quality of capability in engineering
同時,銀紋化和銀紋損傷是高聚物特有的一種現象,細觀層次的銀紋引發、生長和斷裂在聚合物損傷斷裂的整個過程中起著承前啟后的作用,它是溝通宏、微觀變形機制的橋梁,是材料塑性變形的機制之一,同時又是材料宏觀破壞以前微觀上損傷、破壞的開始,它代表材料微觀斷裂和屈服之間的一個中間狀態,可以看作是聚合物材料宏觀斷裂的先兆,受到國內外學者們的廣泛關注。因此,開展工程聚合物變形、破壞以及時間相依和溫度依賴性等非線性力學行為研究,探討聚合物破壞過程中的非線性力學行為,為聚合物及其復合材料的改性、實現聚合物的工程化與高性能化提供重要的理論依據,具有重要的理論研究意義和實際應用價值。分享友人