烷氧基硅烷 的英文怎麼說
中文拼音 [wányǎngjīguīwán]
烷氧基硅烷
英文
alkoxy silane-
In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。Study on isobaric vapor - liquid equilibrium for vinyltrichlorosilane vinyltrimethoxysilane binary system
乙烯基三甲氧基硅烷二元體系等壓汽液平衡研究For enhancing the soakage capability and the combine intension between inorganic films and stainless steel plate, and improving the reactivity of stainless steel, to enhance the combine intension between sca film and stainless steel plate, the stainless steel plates are oxidized. the experiment prepared two oxidized stainless steels in different oxidation degree, aa and ab, respectively used as experiment plates in silver doped tio2 or sio2 antibacterial stainless steel and silver doped sca antibacterial stainless steel
為提高無機薄膜和不銹鋼基板之間的浸潤性和結合強度,以及為使不銹鋼基板具有更高反應活性,以提高有機硅烷薄膜與不銹鋼基板間的結合能力,對不銹鋼基板進行氧化處理,制備兩種氧化程度不同的不銹鋼: aa和ab ,分別作為摻銀tio _ 2 、 sio _ 2抗菌不銹鋼和摻銀有機硅烷抗菌不銹鋼的基板材料。The silver doped sca hydrolyzed solution is prepared through hydrolysis method, vinyltrimethylsilane ( vtms ) is chosen as precursor, and ethanol is impregnant, and acetic acid is catalyzer, agno3 is the second component for inducting silver ion
以乙烯基三甲氧基硅烷為原料,乙醇為溶劑,乙酸為催化劑,硝酸銀引入銀離子配製摻銀有機硅烷水解溶液。Alcoholysis synthesis of trimethoxysilane by solution method
溶劑法醇解合成三甲氧基硅烷的研究Esi - ms characterization of poly dimethylsiloxane with reactive groups
電噴霧質譜法表徵帶反應基團的聚二甲基硅氧烷The substrates modified by polylysine ( polylysine - substrate ), 3 - aminopropyltriethoxylsilane ( apts - substrate ) and 3 ' - glycidoxypropyltrimethoxysilane ( gops - substrate ) were imaged by atomic force microscope ; the microarrays, which were printed by microspotting device or microchannels on the modified substrates, were observed by fluorescence microscope
摘要應用了多聚賴氨酸以及硅烷化試劑3 -氨丙基三乙氧基硅烷和3 - ( 2 , 3環氧丙氧)丙基三甲氧基硅烷修飾硼玻璃襯底,並用微點陣點樣儀和微通道在其上印刷微點陣。The preparation of optically active composite is a promising alternative to obtain a kind of new and competitive sensing membrane for fiber optic sensors, and has attracted the global attention. in this thesis, the modified sol - gel sensing membranes based on fluorescence quenching have been prepared by using tetraethoxysilane ( teos ) and dimthyldimethoxysilane ( dds ) as the main material, formamide as the drying control chemical additive ( dcca ), ru ( phen ) 3cl2 and ru ( bpy ) 3cl2 as the indicator. this kind of membranes is crack - free and has low indicator - leaking rate
本文以四乙氧基硅烷( teos ) 、二甲基二乙氧基硅烷( dds )為主要原料,以甲酰胺為控制乾燥劑,二價釕離子絡合物釕( ) ?聯吡啶( ru ( bpy ) _ 3cl _ 2 )和釕( ) ?菲咯啉( ru ( phen ) _ 3cl _ 2 )為熒光指示劑,採用改進的溶膠凝膠技術,通過添加控制乾燥劑和有機摻雜兩種手段,制備了基於熒光猝滅原理的光纖氧敏感膜。Single - walled carbon nanotubes ( swnts ) were opened and oxidized in the concentrated h2so4 / hno3 mixture ( volume ratio : 3 : 1 ), hydroxyl groups could be brought into the swnts after oxidation modification treatment, and the long - chain silane coupling agent was grafted onto swnts via hydroxyl - silanol route
摘要採用混酸體系(濃硫酸濃硝酸體積比為3 / 1 )對單壁碳納米管進行了氧化處理,並通過氧化處理后在單壁碳納米管表面生成的羥基官能團與長鏈硅烷偶聯劑進行反應,制備了表面有機修飾的單壁碳納米管。The mixture of bis triethoxysilpropyl tetrasulfide and white carbon black silane coupling agent
雙-丙基三乙氧基硅烷-四硫化物與白炭黑的混合物硅烷偶聯劑The mixture of bis triethoxysilpropyl tetrasulfide and carbon black n330 silane coupling agent
雙-丙基三乙氧基硅烷-四硫化物與n - 330炭黑的混合物硅烷偶聯劑0. 01 % cm m. silicones. polydimethylsiloxanes. determination of silanetriyl radicals silanetriyl content less then 0, 01 per cent. gaschromatographic method
工業用堿性硅樹脂.聚二甲基硅氧烷.硅烷三醇基的含量測定In this paper, interpenetrating polymer networks ( ipn ) based on polysiloxane ( pdms ) and poly ( methyl acrylate ) ( pma ) were prepared by using ma monomer and two types of pdms, which viscosities were 3300pa s and 7000pa s respectively. pdms was crosslmked by tetraethyl orthosilicate
本論文制備了聚二甲基硅氧烷與聚丙烯酸甲酯的序列半互穿聚合物網路,其中聚硅氧烷為交聯結構,採用粘度分別為3300pa ? s和7000pa ? s兩個品種,聚丙烯酸甲酯為線性聚合物。The results have testified that the charges of the shell materials and core materials will dominate whether the stable core - shell structure forms or not, by employing the silica shell formed through the hydrolysis of silane agents and the core formed by microemulsion
證明了基於硅烷化試劑水解形成的二氧化硅外殼與微乳液方法形成的內核實現穩定的核殼結構結合,關鍵是由殼材料與內核材料的電性決定的。In this thesis, the mesoporous silica was synthesized by using cationic surfactant cetyltrimethyl - amrnonium chloride ( ctab ) as template under strong acid condition, and ctab was extracted by hot ethanol
本文以陽離子表面活性劑? ?十六烷基三甲基季銨鹽( ctab )為結構模板劑,在強酸性條件下,合成了介孔氧化硅材料。And one end of the modifying molecule links substrate through silane molecule, the other end catches tio2 particle with sulfo group, so the film has large surface area and excellent stability
該修飾分子一端通過硅烷分子連接載體,另一端利用磺酸基來捕捉二氧化鈦粒子,因此二氧化鈦薄膜具有較大的表面積和優異的穩定性。The research on the effect of liquid - liquid transition of polyacrylate on crystallization - melting of pdms indicates that above the melting temperature of pdms, pdms is reinforced by a special mutual action between p - electron in carbonyl of polyacrylate and 3d orbit in si atom of pdms, while below the temperature, the pdms crystal is lessened, which can not completely remove the crystal of pdms. however, it is the crystallization behavior of pdms that results in its most segments relaxation being restrained
研究聚丙烯酸酯液一液轉變對聚二甲基硅氧烷結晶一熔融影響的結果表明:碳基碳原子上p電子與出原於中3d軌道相互作用,在聚h甲基硅氧烷熔融轉變溫度以上,對其有分子增強作用;在聚二甲基硅氧烷熔融轉變溫度以下,霎對其有降低結晶度的作用,但不能消除結晶現象。Synthesis, proton conductivity and water stability of sulfonated polyimides from a new sulfonated - sulfonylcontaining diamine monomer
巰丙基三甲氧基硅烷自組裝膜的制備及其摩擦學性能3. the low dielectric silicate films were prepared by using poss sol - gel from hydrolyzation and condensation of y - methyl acryloyloxy propyl - triethoxysilane as template, and characterized by afm, bet and ellipsometer. a film with dielectric constant as low as 2. 7 was obtained
3 、利用- (甲基丙稀酰氧)丙基三甲氧基硅烷水解縮和得到的poss溶膠作為模板劑制備得到了低介電薄膜材料,討論了旋膜轉速對薄膜厚度的影響。Recent advances in direct synthesis of trialkoxysilanes from silicon and alcohols were reviewed, including the raw material, solvent, catalysts and reaction conditions
摘要綜述了硅與醇直接合成三烷氧基硅烷所用的原料、溶劑、催化劑以及催化反應的工藝條件。分享友人