附聚物 的英文怎麼說
中文拼音 [bùjùwù]
附聚物
英文
agglomerates-
Such complexes might have affinity for detrimental inorganic oxyanions such as arsenate, a common toxic contaminant in soils. the purpose of this study is to investigate the influence of environmental conditions on the adsorption of arsenate on fe - oxyhydroxide - monlmorillonte complexes, which is significant to agrology, geochemistry and environmental science
本研究即以南方的土壤環境條件為參考,模擬在ph = 5時的酸性氧化條件下,土壤中低聚合羥基鐵?蒙脫石復合體的形成、物化性特徵及其吸附砷酸根陰離子的行為。Resilient floor coverings. agglomerated cork underlays. specification
彈性地板覆蓋物.附聚的軟木墊.規范Through the research on the crystallite of the composites modified with silicone coupling agent and pp - g - mah, research showed that the size of the crystallite and oriented crystallization had obviously influence on the mechanical performances. the sem results showed that nano - sio2 was dispersed well in pp, which promoted the matrix undergo shear yielding rather than brittle fracture
通過對硅烷偶聯劑?馬來酸酐接枝聚丙烯共聚物作為界面改性劑改性pp微晶的研究,表明微晶尺寸變化與復合材料的力學性能有關;在界面附近形成擇優取向的結晶層,促使基體發生屈服變形,提高了復合材料的韌性。The modified copolymer solution has lower surface tension than the unmodified one. by measuring adsorptive content, we find that the adsorptive content of fdn superplasticizer is higher than the modified copolymers, but their adsorptive shape on the surface of the cement particles is different. measuring of potential of cement particle indicated that higher potential leads to better dispersibility for used superplasticizer
通過對減水劑的表面張力、吸附量、 5電位研究,發現改性后的減水劑均比未改性的共聚物更能降低水的表面張力;茶系減水劑比合成的減水劑具有更大的飽和吸附量,但彼此的在水泥顆粒表面的吸附形態並不相同:減水劑一水一水泥體系具有雙電層,加了減水劑的水泥膠粒的電負性顯著增加,改性后產物的負電性與改性前相比明顯增加。The interface behavior between essence and ethylene - vinyl acetate copolymer pallets was studied so that necessary data were obtained to guide the preparation of fragrant masterbatch. the adsorption type and wettability between essence and the copolymer pallets were analysed by measurements of fourier transform infrared spectrum, surface tension, contact angle and specific surface area. the technical factors affecting absorptivity such as the charge ratio, temperature, pressure and stirring speed were studied by series of adsorption experiments. the results showed that the adsorption of essence on the surface of ethylene - vinyl acetate copolymer pallets is physical in nature. essence couldn ' t moisten the surface of ethylene - vinyl acetate copolymer pallets absolutely, but it could be soaked into the surface of the pallets partly. adsorptivity could be increased by enhancing the temperature, pressure and stirring speed, but the extension of adsorption time had little influence on adsorptivity
研究了香精與乙烯/醋酸乙烯共聚物粒子之間的界面行為,以便為香型母粒的制備提供必要的理論依據.利用傅立葉變換紅外光譜、表面張力、接觸角及比表面面積等測定手段,分析了香精與載體之間的吸附類型和潤濕作用.並通過一系列吸附實驗,討論了配料比、溫度、壓力、攪拌等工藝條件對吸附量的影響.結果表明,香精在乙烯/醋酸乙烯共聚物粒子表面的吸附為物理吸附;香精無法完全潤濕載體粒子表面,但可以對其形成部分浸潤;提高溫度、壓力、攪拌速度可以增加吸附量,而延長吸附時間對增加吸附量貢獻不大Abstract : the interface behavior between essence and ethylene - vinyl acetate copolymer pallets was studied so that necessary data were obtained to guide the preparation of fragrant masterbatch. the adsorption type and wettability between essence and the copolymer pallets were analysed by measurements of fourier transform infrared spectrum, surface tension, contact angle and specific surface area. the technical factors affecting absorptivity such as the charge ratio, temperature, pressure and stirring speed were studied by series of adsorption experiments. the results showed that the adsorption of essence on the surface of ethylene - vinyl acetate copolymer pallets is physical in nature. essence couldn ' t moisten the surface of ethylene - vinyl acetate copolymer pallets absolutely, but it could be soaked into the surface of the pallets partly. adsorptivity could be increased by enhancing the temperature, pressure and stirring speed, but the extension of adsorption time had little influence on adsorptivity
文摘:研究了香精與乙烯/醋酸乙烯共聚物粒子之間的界面行為,以便為香型母粒的制備提供必要的理論依據.利用傅立葉變換紅外光譜、表面張力、接觸角及比表面面積等測定手段,分析了香精與載體之間的吸附類型和潤濕作用.並通過一系列吸附實驗,討論了配料比、溫度、壓力、攪拌等工藝條件對吸附量的影響.結果表明,香精在乙烯/醋酸乙烯共聚物粒子表面的吸附為物理吸附;香精無法完全潤濕載體粒子表面,但可以對其形成部分浸潤;提高溫度、壓力、攪拌速度可以增加吸附量,而延長吸附時間對增加吸附量貢獻不大The urea - formaldehyde ( uf ) polymer / sio2 composite microspheres were prepared by polymerization - induced colloid aggregation ( pica ) method. the formation mechanism of composite microspheres is attributed to the fact that that urea and formaldehyde firstly undergo acid - catalyzed polymerization to form oligomers, and then the sol particles are adsorbed on the chain of oligomers by wan der walls force and hydrogen bonding. when the oligomers reach the critical chain length, they separate from solution due to phase separation
對復合微球形成機理的研究表明,尿素和甲醛在酸性條件下自身聚合可以形成高分子微球,在sio _ 2酸性溶膠中發生聚和反應時,隨著反應的進行,齊聚物不斷生成, sio _ 2膠體顆粒逐漸吸附在齊聚物分子鏈上,當聚合物鏈達到沉澱臨界鏈長時,由於相分離作用,從前驅物溶液中析出,同時sio _ 2膠體顆粒均勻的分佈在脲醛聚合物網路中,隨之沉澱出來,形成脲醛sio _ 2復合微球。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。The chondrocyte and osteoblast cytocompatibility test on amphiphilic copolymer - amino acid ( rgd ) hybrid modified pdl - la membranes showed that : the cell attachment, growth and activity were promoted on pdl - la membranes modified by amphiphilic copolymer with alkaline amino acids ( arginine and lysine ) and rgd end. the result also showed the effect of peo chain length of amphiphilic copolymer on cell attachment and growth
在兩親共聚物-氨基酸( rgd )修飾的聚乳酸平面材料上的軟骨細胞和成骨細胞相容性測試結果表明:以堿性氨基酸及rgd為活性端基的兩親共聚物改性聚乳酸體系,對細胞的粘附、生長及活性均有明顯的促進作用。Resilient floor coverings. tiles of agglomerated composition cork with polyvinyl chloride wear layer. specification
彈性地板覆蓋物.帶有聚氯乙烯防磨損層的附聚化合物軟木地板磚.規范Cell adhesion to surface of the substrate is essential to development of the anchorage - dependent cells. only after adhering to surface followed by spreading can cells develop and proliferate. most synthetic polymers used as orthopaedic matrix substitute present hydrophobicity, which may correlates to the low degree of cell attachment. modification with cell adhesion protein / peptides can be benificial to the cell adhesion on polymers and then affect the cell proliferation and differentiation. cell attachment to substrate is primarily mediated by integrins, a widely expressed family of heterodimeric surface receptors. most extrcellular matrix proteins such as fibronectin, osteopontin, collagen type i, bone sialoprotein and vitronectin contain an arg - gly - asp ( rgd ) sequence which is specific to the fixation of cell membrane receptors like integrin. the main aim of this research is to measure, assess adhesion, proliferation of rabbit marrow stromal cells ( mscs ) on the polymers coated by fibronectin, collagen type i or biotie gen, which includes : ( 1 ) biologic characteristics of rabbit mscs were observed by two types of separating method in primary culture. ( 2 ) adhesion, proliferation and differentiation of mscs cultured on polymers coated with biotiegen were assessed. ( 3 ) also, adhesion, proliferation and differentiation of mscs were assessed on plga film or porous plga substrates coated with fibronectin, or collagen type i respectively. ( 4 ) bone formation was observed on the porous plga substrates coated with collagen type i in vivo. this research aims to give new way to make novel synthetic bone with cell adhesion and high bone induction capabilities
因此將這些蛋白包被、固定到材料表面,觀察骨組織工程種子細胞mscs細胞的粘附、生長特性是本研究的中心環節,並從以下方面進行探討: ( 1 )採用不同原代細胞分離方法,研究其對mscs細胞的生物學特性影響。 ( 2 )檢測基因勝肽膠對mscs細胞粘附、增殖及分化的影響。 ( 3 )分別採用型膠原及纖維粘連蛋白( fibronectin , fn )包被聚乙醇酸-乳酸共聚物( poly ( 1actide - co - glycolide ) , plga )膜及多孔塊型plga材料,觀察細胞在單層或三維培養狀態下,型膠原及fn對mscs細胞粘附、增殖及向成骨細胞分化效應及能力。Did you observe any agglomerate in the experiment
你在試驗中觀察到什麼附聚物嗎In order to solve the problem of conglomeration of the nanoparticle and make the nanoparticle disperse evenly in the coatings. in this way, we could succeed in improving the effect of modification. we originally put forward the in - situ sythesising nanoparticle method to modify coatings. through this method, we made use of the technology of the wet chemical method and added the precursor of nanoparticle during the preparation of coatings
在此基礎上,為解決納米粉體的團聚問題,使納米粒子在塗料中有效分散與附聚,以實現納米粒子改性的有效性,原創性地提出了原位生成納米粒子改性塗料制備工藝的新思路:利用濕化學方法制備納米材料的技術,在常規塗料制備的過程中加入所需引入納米粒子的先驅物,直接在顏填料微粒的表面原位合成相應的納米粒子。The concept on uv curable coatings were introduced in this article. influence of prepolymers, active dilutes and additives on adhesion and abrasion resistance for the coatings of handset were discusses
摘要介紹了紫外光固化的概念,討論了預聚物、活性稀釋劑以及添加劑對紫外光固化手機塗料附著力和耐磨性的影響。The study of in - situ construction of cytocompatible surface on pdl - la matrix via amphiphile - amino acid ( rgd ) hybrid self - segregation - the amphiphilic diblock copolymer, poly ( dl - lactide ) - poly ( ethylene oxide ) ( pla - peo ) copolymer, containing hydrophobic pla block and hydrophilic peo block was synthesized via coupling method in this dissertation. cell - adhesion - promoting amino acids and integrin receptor peptide rgd were then immobilized at the end of peo chain of pla - peo copolymer via hydroxyl group activation technique. the solvent blending and casting method was then used to obtain the amphiphile modified pdl - la membranes
兩親共聚物-氨基酸( rgd )雜化體原位自修飾構建聚乳酸細胞相容性表面的研究一本論文首先設計併合成了一類含疏水聚乳酸( pla )鏈段和親水聚氧乙烯( peo )鏈段的兩親嵌段共聚物材料( pla - peo ) ,利用peo鏈端的活性官能團羥基固定了促細胞粘附的氨基酸及整合素配體多肽片段rgd 。Four types of starch derivatives containing azo groups were used in removal of some metal ions from their solutions, and the different factors affecting metal ions adsorption on these copolymers, such as ph, metal ion concentration, types of starch derivatives, treatment time and temperature was premarily studied at first
摘要合成了4種偶氮化合物與澱粉的接枝共聚物的不溶性樹脂,首次用以吸附二價金屬離子,研究了其靜態吸附量以及各種相關因素對吸附的影響。Absorption phenomena of nvp amps am terpolymer on montmorillonite
三元共聚物在蒙脫土上的吸附現象Electromagnetic wave shielding fabric was prepared by in - situ chemical polymerization of aniline in the presence of cotton substrate, using hydrochloric acid as the doping agent and ammonium persulfate as the oxidant
摘要以鹽酸為摻雜劑,過硫酸銨為氧化劑,在棉織物表面採用現場吸附聚合法生成一層導電聚苯胺,由此設計出一種具有良好電磁屏蔽效能的織物。In the third chapter of the article, the strain field around crack - tip in pmma and its time dependence were researched experimentally
本文的第三章對高聚物的裂尖附近的應變場及其時間相關性進行了實驗研究。The main producing methods of conductive paper are as follows : mix papermaking of conductive materials and pulp fibers ( wet process ), conductive fibers adhered by adhesives or fusing with meldable fibers ( dry process ), papers coated with conductive coaters, electroless plating, situ adsorption and polymerization of conductive polymers onto pulp fibers, etc
導電紙的主要製造方法有:導電材料與紙漿纖維混抄(濕法) 、導電纖維用膠黏劑黏合或與熱熔性纖維熔合(干法) 、紙基用導電塗料塗布、化學鍍和導電聚合物紙漿纖維現場吸附聚合等。分享友人