英语人>网络例句>异丙胺 相关的搜索结果
网络例句

异丙胺

与 异丙胺 相关的网络例句 [注:此内容来源于网络,仅供参考]

Ingredients: Rose oil, rose fruit Oil, clove flower oil, deionized water, isopropyl myristate, glycerol, propylene glycol, polyethylene glycol -400, central PDMS, poly dimethyl siloxane, PDMS alcohol, polyacrylamide, C13-14 iso-paraffin, octoic acid / capric Acid Triglyceride, lauryl alcohol -7, hydroxyethyl acrylate, acryloyldimethyltaurate copolymer, squalane, poly sorbate esters -60, PEG-20 sorbitan laurate, panthenol, allantoin, methyl p-hydroxybenzoate, diazolidiny1 urea, 3-iodo-2-propynyl-butyl-carbamate, essence.

产品成分:玫瑰精油、玫瑰果油、丁香花油、去离子水、肉豆蔻酸异丙酯、甘油、丙二醇、聚乙二醇-400、环聚二甲基硅氧烷、聚二甲基硅氧烷、聚二甲基硅氧烷醇、聚丙烯酰胺、C13-14 异链烷烃、辛酸/癸酸甘油三酯、月桂醇醚-7、羟乙基丙烯酸酯、丙烯酰二甲基牛磺酸钠聚物、角鲨烷、聚山梨酸酯类-60、PEG-20 失水山梨醇月桂酸酯、泛醇、尿囊素、对羟基苯甲酸甲酯、双咪唑烷基脲、碘代丙炔基丁基甲氨酸酯、香精。

The influence of each condition on the reaction speed and yield was studied, and the optimal conditions were: the ratio of the amount of substance of aromatic amine and heptafluoro-isopropyl iodine was 1:1.1~1.5, the amount of substance of sodium dithionite, sodium bicarbonate, aniline compounds were respectively 1.1~1.3, the amount of substance of phase transfer catalyst TBAB and aniline compounds was 0.05~0.1, the concentration of aniline compound was 0.5~1.0 mol/L, reaction temperature was 10~20 ℃, and the solvent was aether.

最佳结果为:芳胺与七氟异丙基碘的物质的量比1:1.1~1.5,连二亚硫酸钠、碳酸氢钠与苯胺的物质的量分别为1.1~1.3,相转移催化剂四丁基溴化铵与苯胺的物质的量比在0.05~0.1,溶剂总用量使苯胺浓度在0.5~1.0 mol/L;反应温度10~20℃;溶剂采用乙醚。取代基供电子性越强,反应时间越短,产率越高;氨基的对位优先反应,氨基的邻位较难发生反应;且七氟异丙基总是优先取代在芳环电子云密度较高的位置上。

In this paper isopropyl -γ- chlorobutyrate was prepared from γ- butyrolactone by one - step. The effects of molar ratio of reactants, reaction temperature, reaction time on the yield of product were discussed, the optimum reaction condition was obtained.

一氯代丁酸异雨酯是合成新型拟除虫菊酯中间体环丙烷较酸及高效抗菌新药丙氟见酸和环丙氟院酸中间体环丙胺的重要原料['']。

In this study, Polyurethane/hydrogel composites were fabricated for wound repair applications. The hydrogel was copolymer of thermosensitive N-isopropyl acrylamide and acrylic acid.γ-ray irradiation was employed to copolymerize NIPAAm with AAc and to graft hydrogel onto porous PU simultaneously.

本研究以聚胺基甲酸酯为基材,将感温性异丙基丙烯醯胺(N-isopropyl acrylamide, NIPAAm)和丙烯酸(Acrylic acid, AAc)以γ-ray照射聚合法进行聚合,并同时将水胶接枝在多孔PU上,制备出PU/水胶复材之人工敷料,应用於伤口修复。

In the synthesis process, aluminum isopropoxide or pseudo-boehmite is used as aluminum resources, and hexacosanoic propylamine and isopropylamine or the mixture of both are used as templates, thereby realizing the purposes of single feeding adoption, relatively mild crystallization condition, suitable water-solid ratio and great template dosage reduction.

一种用杂原子取代AEL骨架结构磷铝酸盐分子筛的合成方法,该方法是以氯、钛、钴、钙、钯、锌、铈和锆等杂原子为杂原子物料来取代磷铝酸盐分子筛的AEL骨架结构,并在合成过程中以异丙醇铝或拟薄水铝石为铝源,正二丙胺、异二丙胺或两者的混合物为模板剂,从而实现采用一次投料,晶化条件相对温和,水固比适宜,模板剂用量大大下降的目的。

Fourteen new pyrethroids containing isoxazole were designed and synthesized from 4-isopropyl-3-substituted phenyl-5-hydroxyl isoxazoles as major material, whose structures were also characterized by IR, 1H NMR and elemental analysis.

以4-异丙基-3-取代苯基-5-羟基异噁唑和3-苯氧基苄基溴为原料,三乙胺为缚酸剂,设计并合成了14个未见报道的4-异丙基-3-取代苯基-5-异噁唑基-(3'-苯氧基)苄基醚。通过红外光谱、核磁共振、元素分析等手段,确证了它们的化学结构。

A new corrosion inhibitor and Universal antibacterial reagent, namely, the copolymer of N-isopro-pylacrylamide and N-allyl-1-benzoyl-3-phenyl-4,5-dihydro-4-formamido pyrazole was prepared.

合成了一种新的腐蚀抑制及广谱抑菌剂:N-异丙基丙烯酰胺与N-烯丙基-1-苯甲酰基-3-苯基-4,5-2H-4甲酰胺基吡唑的共聚物PNIPAM-Co-PBPCP。

The invention relates to a pipeline polyurea outer anticorrosive coating and the making method thereof, making heated prepolymerization reaction on dibenzo-methane diisocyanate, carbodiimide diisocyanate, polyether binary alcohol and polyether trihydric alcohol to prepare prepolymer solution A, and making end amino polyethylene oxide ether, dimethyl sulfur-based toluene diamine, diethyl diamine, iso-propyl titanate solution, polyacrylate, carbon black, titanium dioxide and lightweight calcium carbonate into solution B, and as using, respectively heating the solutions A and B to 65 deg.C and then mixing them, then quickly spraying and curing to form a coat.

本发明涉及一种管道用聚脲外防腐涂料及制造方法,由二苯基甲烷二异氰酸酯、碳化二亚胺化二异氰酸酯、聚醚二元醇和聚醚三元醇通过加热预聚反应制成预聚物的A液、由端氨基聚氧化乙烯醚、二甲硫基甲苯二胺、二乙基甲苯二胺、钛酸异丙酯溶液、聚丙烯酸酯溶液、碳黑、钛白粉和轻质碳酸钙配制而成的B液组成,使用时将A液和B液分别加热至65℃后混合,然后快速喷涂固化形成涂层。

A series of pH- and temperature-sensitive hydrogels carrying pendant phosphategroups have been synthesized by copolymerizing 2-methacryloyloxyethyl dihydrogenphosphate with N-isopropylacrylamide. The swelling ratio, swelling and deswellingkinetics have been investigated. High loading percentage of lysozyme into hydrogelshas been achieved and the release profile has been studied.

通过N-异丙基丙烯酰胺和含磷酸基团的单体2-甲基丙烯酰乙氧基二氢磷酸酯的共聚合,合成了一类含磷酸基团的既对温度敏感又对pH敏感的水凝胶,研究了它们在不同pH及温度时的溶胀率及溶胀动力学,并初步研究了其对溶菌酶的释放行为。

200 forepart pregnant women with ASA Ⅰ~Ⅱgrade who free will stop gestation,they were divided into 4 groups randomly :P group was simplicity propofol; F group, T group and K group was mainlined fentanyl 0.75μg/kg,tramadol 1mg/kg,ketamine0.2mg/kg respective before propofol abduction, and continuous d...

200例ASAⅠ~Ⅱ级、自愿终止妊娠的早孕妇女随机分为四组:P组,单纯异丙酚麻醉组;F组、T组、K组在异丙酚诱导前分别静注芬太尼 0.75μg/kg、曲马多1mg/kg、氯胺酮0.2mg/kg。

第5/14页 首页 < 1 2 3 4 5 6 7 8 9 ... > 尾页
推荐网络例句

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。