烷基甲酸 的英文怎麼說
中文拼音 [wánjījiǎsuān]
烷基甲酸
英文
alkyl formate-
Test method for total acid number of tricholorotriflourethane
三氯硝基甲烷總酸度測試方法Eighteen compounds in the oil were identified by g c / ms. they are : seven ketone compounds : 2 - undecanone, 6, 10 - dimethy, 1 - cyclohexanol - l - butanone, 2, 5 - hexanedione, 2 ( 4h ) - benzofuranone, 5, 6, 7, 7, a - tetrahydro - 4, 4, 7a - trimethyl, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 1 - cyclohex en - 1 - yl ) -, ( e ), 6 - dodecanone, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 7 - oxabicycl o4. 1. 0hept - l - yl ) ; three alcoholic compounds : a - terpineol. benzyl alcoho 1, phytol ; two alkyl and acyl amine components : undecane, tetradecane and hydrazinecarboxamide, n, n - diphenyl -, acetamidobenzene ; one ester, a idehyde, alkyne and acid : butanoic acid : 2 - propenyl ester, 1 - octadecyne, 1 - octadecyne, palmitic acid
三甲基一7一氧雙環p , l , 0庚烷基什丁烯酮上;醇3種:苯甲醇、 a松油醇、 3 , 7 , 11 , 15十六烯2醇1 ;烷2種:十一烷、十四烷;酚胺2種:姘基甲酚h苯胺、乙酞苯胺;酯、醛、炔、和酸備是1種:丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。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。The rate of the coordination reaction between divalent metal ions and murexide in a water - in - oil microemulsion was determined by spectrophotometric technique to study the transport of the metal ions entrapped in the organogel formed by cationic surfactant cetyltrimethylammonium bromide
以微乳液中二價金屬離子與紫脲酸胺之間的配位反應為指示反應,採用分光光度技術,研究了金屬離子在由陽離子表面活性劑十六烷基三甲基溴化胺構建的微乳凝膠中的傳質問題。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。Effect of pyrrolidine dithiocarbamate on proliferation of human pterygium fibroblasts
抑制劑吡咯烷二硫氨基甲酸對人翼狀胬肉成纖維細胞增殖的影響Sodium p - octadecyl toluene sulfonate
十八烷基甲苯磺酸鈉The effect of hexadecy pyridine choride on the dissociation constants of thymol blue bromide, cresol red, o - ckesolphthalein and thymol blue, as well as their the colour - changing ranges were studied by spectrophotometry
探討了表面活性劑氯化十六烷基吡啶形成的膠束對溴百里香酚藍、甲酚紅、鄰甲苯酚酞和百里香酚藍離解反應的離解常數的影響,同時,也研究了該表面活性劑對上述四種酸堿指示劑變色范圍的影響。Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends
文摘:綜述了油基表面活性劑中陰離子表面活性劑(醇硫酸鹽, -磺酸鹽、酰基氰胺、油酸甲酯磺酸鹽等) ,非離子表面活性劑( apg 、脂肪醇聚氧乙烯烷基醚、烷基聚氧乙烯烷基羥基醚等)的技術進展及今後發展趨勢。A butylated hydroxyanisole or butylated hydroxytoluene or mixtures thereof within the limits specified in part ii of this schedule may be used in conjunction with propyl gallate or octyl gallate or dodecyl gallate or mixture thereof within the limits specified, provided that the total amount of antioxidant shall not exceed, in the case of anhydrous oils and fats and vitamin oils and concentrates, and partial glycerol esters, 300 parts per million, in the case of butter for manufacturing purposes, 240 parts per million and in the case of essential oils and isolates from the concentrates of essential oils, 1000 parts per million
A不超逾本附表第ii部所指明分量的經丁化作用的羥基茴香醚或經丁化作用的羥基甲苯或其混合物,可與不超逾指明分量的丙基?酸鹽或辛基?酸鹽或十二烷基?酸鹽或其混合物同時使用,但添加於無水食油及脂肪維他命油及其濃縮物及部分丙三醇酯的抗氧化劑總分量,不得超逾百萬分之300 ,添加於作製造用途的牛油的抗氧化劑總分量,不得超逾百萬分之240 ,而添加於香精油及香精油濃縮物的分離物的抗氧化劑總分量,則不得超逾百萬分之1000 。The effect of the catalysts, e. g., concd. sulfuric acid, p - toluenesulfonic acid, dodecylbenzenesul - fonic acid on the esterification of starch was studied with cassava starch as the raw material, acetic anhydride as the esterifying agent and acetic acid as the dispersion medium
摘要以木薯澱粉為原料,用醋酸酐為酯化劑,以乙酸為分散遞質,探索了以濃硫酸、對甲基苯磺酸、十二烷基苯磺酸為催化劑對澱粉醋酯化反應的影響。Thus the term dialkyl carbonate includes, for example, methyl ethyl carbonate
因此術語二烷基碳酸酯包括,例如甲基乙基碳酸酯。A super acylation catalyst, 4 - dimethylamino pyridine ( dmap ), was prepared and used to synthesize cholesteryl ester compounds. four kinds of cholesteryl ester compounds such as cholesteryl p - alkoxyl benzoate, cholesteryl dicarboxylate, cholesteryl lumequeic ester and coattail - like cholesteryl ester were synthesized by acylation method and super acylation catalyst method. chemical structures and liquid crystal behaviors of the synthesized samples have been characterized by using element analysis, ftir, dsc and polarized microscopy with a hot stage
本文合成了高效酰化催化劑4 -二甲基氨基吡啶( 4 - dimethylaminopyridine , dmap ) ,採用酰氯化法和高效酰化催化劑法分別合成了對烷氧基苯甲酸膽甾醇酯、對稱脂族二羧酸膽甾醇酯、烯酸膽甾醇酯及燕尾型膽甾醇酯四類膽甾醇酯衍生物,並進行了化學結構和液晶性能的表徵。In this thesis the in situ brilliant cresyl blue ( bcb ) dimer with weak fluorescence in the solution of anionic surfactant ( as ) sodium lauryl sulfonate ( sls ) was used as fluorescence probe. at the same time, the new method for the determination of bovine serum albumin ( bsa ) was built. the linear range was 0 - 7mg / l and the detection limit ( 3 o / k ) was 3. 66 10 - 3 mg / l, the r. s. d for the determination of 2. 00mg / l bsa was 2. 77 %
本論文以陽離子染料燦爛甲酚藍在陰離子表面活性劑十二烷基磺酸鈉存在下形成的現場弱熒光二聚體為熒光探針,建立了測定牛血清白蛋白的新方法,該法線性范圍為0 7mg / l ,檢測限為3 . 66 10 ~ ( - 3 ) mg / l ,對2 . 00mg / l幾的牛血清白蛋白平行測定8次,相對標準偏差為2 . 77 ,說明本法準確可靠。A different structure change, the effect of which has been examined, is the size of the ester group in a series of alkyl methacrylates.
已經考查過的結構變化的影響是甲基丙烯酸烷基酯系列中酯基的體積(尺寸)Fluoroalkyl acetic acids were converted to their corresponding carbonyl chlorides, which was then reacted with o - amino benzaldehyde and ammonia gas to give 3 - ( 1 - iminofluoroalkyl ) - 1h - qunolin - 2 - ones in moderate yields
摘要用2 -氟烷基乙酸為初始原料,用氯化亞碸或五氯化磷將其轉化為相應的酰氯,後者在室溫與鄰胺基苯甲醛縮合,通入氨氣迴流反應得到3 - ( 1 -亞胺基氟烷基) 1h -喹啉2 -酮類化合物,產率中等。The protein level of nf - kb in nucleus peaks at 6 h after stimulation and persists for at least 6 h. pdtc ( pyrrolidinedithiocarbamate ), an inhibitor of nf - kb, the effective concentration of it for nf - kb inhibition without any toxicity on cells is up to 100 umol / l, can significantly block no production induced by oligochitosan. although the study reported herein reveals that oligochitosan induces no production via nf - kb in macrophage, which is an important signaling mechanism of oligochitosan inducing immuno - enhancement of macrophage in vitro
加入100林mol / l劑量的nf一忍抑制劑毗咯烷二硫代氨基甲酸鹽( pnte )作用於rawz 「 . 7細胞( 4火10 ,個細胞/ ml ) 90rnin ,然後再加入100林留而劑量的殼寡糖對巨噬細胞進行刺激,發現pdtc在各個時間點( 6 、 12 、 18 、 24h )都明顯抑制殼寡糖對巨噬細胞no的誘導作用。Alkyl toluene sulfonate
烷基甲苯磺酸鹽Synthesis and properties of bis dialkydithiocarbamate cadmium complexes
二烷基二硫代氨基甲酸鎘配合物的合成及結構表徵The use of such “ mixed ” dialkyl carbonates may give rise not only to similar “ mixed ” malonates, e. g. the corresponding methyl ethyl phenylmalnate, but also to mixtures of simple malonates
因此使用這種混合二烷基碳酸酯不僅可能得到相似的丙二酸酯,例如相對應的甲基乙基苯基丙二酸酯,而且可能得到簡單丙二酸酯的混合物。分享友人