聚烷氧基硅烷 的英文怎麼說
中文拼音 [jùwányǎngjīguīwán]
聚烷氧基硅烷
英文
polyalkoxysilane-
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。Tao feng changzhou chemical company located in the jiangsu international plastics city, is in changzhou city, the river additives ltd. and jurong city tao reagent production plant product sales window, the major products : toluene, pure benzene, xylene, n - octanol, ethyl acetate, acetic acid small fat, silicone oil, aniline, poly - succinimide, benzene triazole derivatives, isopropanolamine, ethanolamine, alkylation two aniline, scale inhibitor, promoting agents, antioxidants, ppd, defoamer, metal deactivator, hx - 3308 scale and corrosion inhibitor, hx03 - 12 diesel flow improver, parathion octyl - zinc chloride bridge acid, chlorine bridge anhydride, chlorobenzene, double - dicyclopentadiene, norbornene anhydride
常州濤峰化工有限公司座落在江蘇國際塑化城,是常州市夏溪助劑有限公司和句容市龍濤試劑廠生產的產品的銷售窗口,主要經營產品:甲苯、純苯、二甲苯、辛醇、乙酸乙脂、乙酸丁脂、硅油、二苯胺、雙聚丁二酰亞胺、苯三唑衍生物、異丙醇胺、乙醇胺、烷基二苯胺、防垢劑、促進劑、抗氧劑、降凝劑、消泡劑、金屬鈍化劑、 hx - 3308阻垢緩蝕劑、 hx03 - 12柴油流動改進劑、硫磷丁辛基鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。Mechanistic study of the hydrolytic oligomerization of - aminopropyltriethyoxysilane and characterization of the products
氨丙基倍半硅氧烷的水解聚合機理研究及產物結構表徵Abstract : the synthesis, molecular structure and modification of amino modified polysiloxane, a softening agent for textile, are summarized, and softening agent of different structure are also describe briefly
文摘:綜述了以氨基改性聚硅氧烷為主的織物用柔軟劑的合成、分子結構及進一步的改性。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。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。Synthesis and characteries of side - chain liquid crystalline - polymethylhydrosiloxane containing two mesogenic units
側鏈含有兩種介晶基元的聚硅氧烷類液晶聚合物的制備與性能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。In this paper, the synthesis methods about the copolymers of poly ( amino acid ) - polyester, poly ( amino acid ) - chitosan, poly ( amino acid ) - siloxane and poly ( amino acid ) - polyester were introduced
文中簡單綜述了聚氨基酸聚醚嵌段共聚物、聚氨基酸甲殼素共聚物、聚氨基酸硅氧烷共聚物和聚氨基酸聚酯共聚物的合成方法。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。Organosilicon polymer ( silicone ) has the potential application in many industry areas as new material owing to its excellent properties
摘要以聚硅氧烷為基礎的有機硅材料作為一種新型材料,具有特殊的物理化學性能,在許多工業領域中得到了廣泛應用。The study on the core - shell particles shows, one extrenity of silane coupling agents at the surface of the composite particles after adding aps are connected with the fe particles. and the other extrenity outside can polymerize with the active silica. the slick and compact surface of the composite particles shows the obvious core - shell structure. the surface of the composite particles are composed of the combined apex of the element si, o, c, h. the element o is superfluous to the element si
對納米復合鐵粒子研究表明,在aps改性的鐵納米粒子表面硅烷偶聯劑氨基一端連接鐵粒子,另一端對鐵粒子外面,能與活性硅聚合。鐵納米復合粒子顆粒表面光滑緻密。核殼復合粒子表面主要由si , o組成,伴隨著微量的c , h元素的峰,核殼復合粒子表面氧對硅有富餘。Silylate - terminated polyurethanes with built - in hydrophilic sites were synthesized. when the polymer is dispersed in water, the silane alkoxy end - groups of the polymer undergo hydrolysis, followed by condensation to form a stable cross - linked aqueous dispersion. tem studies indicated that with more incorporation of hydrophilic sites, the particle size of the dispersion decreased. it was also found that the film property depended on the particle size when the crosslinking density in particels was much higher. the average molecular weight of the elastically effective network chain mc measured by swelling experiments shows fairly good agreement with the theoretical value of mc. it was also found that the cross - linking density of the casting film may increase during the film formation and drying process
將硅氧烷封端的含親水基團的線性聚氨酯預聚體分散於水中,獲得穩定的聚氨酯分散體.由於硅氧基團水解、縮合,在分散體粒子內產生擴鏈交聯反應,生成了交聯水基聚氨酯分散體.透射電子顯微鏡研究表明分散體粒徑小、分佈寬.掃描電子顯微鏡研究了成膜結構及成膜性能與粒徑的關系.溶脹實驗計算獲得的兩交聯點之間的平均分子量與理論平均分子量相符.研究還發現此分散體膜在乾燥過程中可進一步交聯.膜的水溶脹及機械性能表明,此分散體具有極大的工業應用價值Well - ordered 3d - cubic, 2d - hexagonal, and disordered mesoporous silica films were synthesized by using non - ionic alkyl polyethylene oxide ( peo ) surfactants as a template, under the existence of different kinds acids respectively
摘要在不同種類酸的存在下,以非離子型烷基聚氧乙烯表面活性劑為模板分別制備出有序三維立方、二維六方和無序結構的介孔氧化硅薄膜。分享友人