甲基硅 的英文怎麼說
中文拼音 [jiǎjīguī]
甲基硅
英文
methyl silicon-
Potassium bis trimethylsilyl amide
雙三甲基硅酰胺鉀The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements
結果表明：有機硅聚合物-聚丙烯酸酯梯度膜有一個較寬的玻璃化轉變溫區，玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展：有機硅聚合物-聚甲基丙烯酸酯梯度膜具有較好的熱學性能；硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。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。Taking the brown alumina powder and french chalk as the refractory, the silicasol and dextrin as the composite binder, the western bentonite and sodium carboxymethyl cellulose ( cmc ) as the composite suspension agent, the optimum mixing ratio of the water - based coating was established by the method of orthogonal experiments
摘要選用棕剛玉粉及滑石粉為耐火填料，以硅溶膠及糊精為復合粘結劑，以鈉基膨潤土和羧甲基纖維素鈉（ cmc ）為復合懸浮劑，通過正交試驗方法確定了最佳配方。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Room temperature vulcanized methyl silicone rubber
室溫硫化甲基硅橡膠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Abstract : aim to synthesize a new prodrug, resveratrol trinicotinate. methods in presence of lithium and a catalytic amount of naphthalene, the reaction of p - methoxybenzyl trimethylsilyl ether and 3, 5 - dimethoxylbenzaldehyde gave resveratrol after a series of translation. resveratrol trinicotinate was obtained by the reaction of resveratrol and nicotinoyl chloride hydrochloride. results a mutual prodrug resveratrol trinicotinate was designed and synthesized. conclusion a novel method for synthesis of resveratrol and resveratrol trinicotinate has been afforded. the e - isomer is selectivily obtained by dehydration of the compound 2 with khso4
文摘:目的合成一種前藥白藜蘆醇煙酸酯.方法在金屬鋰片和催化量的萘的存在下， 3 ， 5 -二甲氧基苯甲醛與對甲氧基苯甲醇的三甲基硅醚反應經過一系列轉變得到白藜蘆醇，白藜蘆醇與煙酰氯反應得到白藜蘆醇煙酸酯.結果設計併合成了白藜蘆醇煙酸酯.結論提供了一種合成白藜蘆醇及白藜蘆醇煙酸酯的方法，採用khso4脫水可選擇性的得到反式產物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。Methyl silicone oil polysulfonate drilling fluid with high density
甲基硅油聚磺高密度鉆井液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。The phenomenon of pdms crystallization above - 120 ? disappears when methylphenylsiloxane is introduced to polydimethylsiloxane, where the segments are freed, tan 5 is raised and the tg even can be broadened to - 115 ?
聚二甲基硅氧烷在低溫下的結晶，使其大部分鏈段的鬆弛受到阻礙，是pdms阻尼性能不高的主要原因。Besides, the paper further touched the research on the relationship of crystallization - melting, transitionrelaxati - on and compatibility with damping properties of polysiloxane / polyacrylate complex damping materials
對聚二甲基硅氧烷聚丙烯酸酯復合阻尼材料的結晶與熔融，轉變與鬆弛，以及相容性與阻尼性能關系進行了研究討論。Latterly, it coupled with ultraviolet absorption spectroscopy ( uvas ), capillary electrophoresis ( ce ) and other apparatuses. up to date, many experimental coatings were prepared and investigated for a wide range of applications
纖維塗層是spme的核心部位，常用的塗層材料多為液相聚合物，如聚二甲基硅氧烷（ pdms ） 、聚丙烯酸酯（ pa ）等。Discussed conditions and factors of synthesis of the polydimethylsiloxane - phenylsilsesquioxane with pdms and ptms. analyzed the character of the polydimethylsiloxane - phenylsilsesquioxane with ir 、 1h - nmr
摘要探討了用羥基硅油（ pdms ）和苯基三甲氧基硅烷（ ptms ）合成聚二甲基硅氧烷梯形苯基倍半硅氧烷共聚物的反應條件，通過ir 、 1h - nmr確定了目標產物的結構。Abstract : under the condition of using the polydimethylsiloxane as adhesive, a new ignitio n composition and its column preparation are studied ; analyses and tests have be en made to the effect of powder performance and quality, and thus the key technol ogy is solved
文摘:研究了以聚二甲基硅氧烷為粘合劑和可燃劑的新型點火藥配方及其藥柱的制備工藝；對影響藥劑性能、質量的因素進行了分析試驗，解決了成形工藝中的技術關鍵。Then the electrorheological properties of the suspensions of these particles in silicone oil have been investigated under dc electric fields. the experimental results are given as follows : 1
利用上述材料與甲基硅油配製了無水電流變液，研究它們的電流變性質，取得如下研究結果： 1Behavior and mechanism of tial based alloy surface carburization
在空間質子輻照下甲基硅橡膠的破壞模型Thermoluminescence and thermally stimulated current of methyl silicone rubber induced by proton radiation
質子輻照甲基硅橡膠的熱釋光和熱釋電研究分享友人