液化丙烯 的英文怎麼說
中文拼音 [yèhuàbǐngxī]
液化丙烯
英文
welded steel cylinders for liquefied propylene and propane gases-
Other non - peroxidated aldehydes, such as formaldehyde, acetaldehyde, glyoxal, acrolein, pyruvaldehyde, salicylaldehyde, all did not change rheological property of these biological materials. the effects of mda on rheological parameters, crosslinking reaction and their relation with age pigment - like fluorescence were studied
戊二醛作為一種蛋白固定劑能特異地改變流體特性，而其它非脂質過氧化醛類，如甲醛、乙醛、乙二醛、丙烯醛、丙酮醛、水楊醛等並沒有明顯改變上述溶液的流變性。Test method for stress crazing of acrylic plastics in contact with liquid or semi - liquid compounds
丙烯塑料在與液態或半液態化合物接觸中產生的應力裂紋的試驗方法The results suggested that the ph value, the type of monomers, the type, concentration and surface properties of inorganic nanoparticles, the type and concentration of emulsifier have a great influence on the encapsulating emulsion polymerization and the obtained latex stability. if selecting cationic emulsifier ( ctab ), low water soluble monomers ( such as ba, st ) and hydrophobic nano - silica, the inorganic nanoparticles would be encapsulated by polymers through ultrasonic irradiation successfully under alkalescent condition
系統研究了ba 、甲基丙烯酸甲酯（ mmal苯乙烯舊t ）以及它們的共聚體系在超聲輻照作用下包裹聚合的主要影響因素，結果表明： ph值、單體的種類、無機納米粒子的種類、濃度及表面性能、乳化劑的種類及濃度等對超聲輻照包裹乳液聚合以及復合體系的穩定性有較大的影響。Liquefied petroleum gases ; propane, propene, butane, butene and their mixtures ; requirements
液化石油氣.丙烷丙烯丁烷丁烯及其混合物.要求Energetic materials for defense. physical - chemical analysis and properties. diphenylamine of single and double base materials with dinitrotoluene or ethylene glycol dimethracrylate. method by liquid chromatography
國防用高能材料.物理-化學分析及特性.含三硝基甲苯或乙二醇二甲基丙烯酸酯的單基和雙基材料的二苯胺.液相色譜法Energetic materials for defense. physical - chemical analysis and properties. diphenylamine of single and double base materials without dinitrotoluene, ethylene glycol dimetracrylate. method by liquid chromatography
國防用高能材料.物理-化學分析及特性.不含三硝基甲苯及乙二醇二甲基丙烯酸脂的單基和雙基材料的二苯胺.液相色譜法Glyceryl stearate se, dimethicone, stearic acid, batyl alcohol, carbomer, acrylates / c10 - 30 alkyl acrylate crosspolymer, xanthan gum, potassium hydroxide, camellia japonica seed oil, behenyl alcohol, hydrogenated palm oil, morigna pterygosperma seed oil, disodium edta, trifolium pratense ( clover ) flower extract, propylene glycol, phenoxyethanol, theanine, bis - behenyl / isostearyl / phytosteryl / dimer dilinoleyl dimer dilinolate, thermus thermophillus ferment, glycerin, sodium dehydroacetate, potassium sorbate
水溶液、丁二醇、鯨蠟辛酸、甘油、硬脂酸酸甘油酯、矽靈、硬脂酸、膠狀基質、丙烯酸脂、黃原膠、氫氧化鉀、山茶種子油、脂肪酸醇類、氫化棕櫚油、辣木種子萃取物植物添加物、離子鉗合劑、紅三葉草萃取物、丙二醇、苯氧基乙醇、單寧、植物甾醇、脫氫醋酸鈉、山梨酸鉀。Chemical transformation is one of the methods for the preparation of nonaqueous dispersion. in order to meet the need of practical work in conservation, we managed to transform room - temperature self - curing acrylics latex to nad. the transformed material can be used in the conservation of culture relics
採用化學轉化法將水乳液轉化為非水乳液是制備非水分散體的一種方法。根據實際需要，將常溫自交聯丙烯酸樹脂乳液轉化為非水分散體，這種材料可用於文物保護工作。Ir, sem - edx, and water contact angle measurements on polysilane and polyacrylate film obtained by double operations and single operation showed that the influence of weight ratio of polymers, the molecular of pmma on film structure was great. the film translucence dropping while the ratio of pmma / pmts grew and the compatible reducing while the molecular of pmma increased
通過測定所配製的系列濃度聚合物甲苯溶液、 thf溶液的表面張力發現：有機硅聚合物溶液的表面張力值在有機硅聚合物濃度低於30時變化不明顯；而甲基丙烯酸酯聚合物溶液表面張力值隨甲基丙烯酸酯聚合物濃度的變化比有機硅聚合物溶液明顯。The acrylate copolymers ( acr ) with core - shell structure were synthesized by seed emulsion polymerization used with butyl acrylate, styrene, methylmethacrylate as comonomers
採用預乳化種子乳液聚合方法，合成了一種具有核殼結構的丙烯酸酯共聚物（ acr ） 。They can also be used for fiber sizing, textile finishing, the reinforcing agent for cement and ceramics, and the preparation of various kinds of latex paints, and all kinds of special adhesion agents. the products of vinyl acetate - acrylic ester copolymer emulsion, which have overcome some defect of homopolymerized products, are newly developed. the modified emulsion has stronger water resistance, better flexibility, and lower glass state temperature
醋-丙共聚系列乳液產品是針對均聚產品的某些缺陷而發展起來的新膠種，它通過醋酸乙烯與丙烯酸脂類共聚改性，提高膠粘劑的耐水性和柔韌性，降低共聚物的玻璃化溫度，使產品對一些均聚乳液難以粘接的材料具有良好的粘接性能，主要產品有：寶麗板膠鋁箔紙膠塑板膠等。Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. the effect of technology of aminated epoxy acrylic resin on properties of eletrodeposition was studied by conductivity meter and electrophoresis apparatus. it was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. in contrast with putting polyacrylic resin into thin acetic acid solution, the more compact film could be achieved by neutralizing polyacylic resin with glacial acetic acid and then add it into water. when neutralizing temperature was enhanced, the speed of electrodepsidon was found to increase, and the film was also more compact. increasing the dn leads to enhanced conductivity and smaller particle size. when dn equaled to 80, the smoothest film could be achieved
以二乙醇胺為胺化劑、冰醋酸為中和劑，合成了胺化環氧丙烯酸陽離子樹脂.採用電泳儀和電導率儀，研究了胺化環氧丙烯酸樹脂合成工藝對陰極電泳塗料電沉積性的影響.結果表明，隨著胺化溫度的增加，電泳液電導率先下降後上升.將冰醋酸加入樹脂中中和，後用水稀釋，比樹脂在醋酸稀溶液中中和，電沉積性能更好.電沉積速率隨著中和溫度的上升而增加，電沉積膜緻密性相應增加.中和度（ dn ）愈高，電泳液電導率愈大，粒徑越小，而塗膜外觀在中和度為80時達到最佳In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied
本文以聚偏氟乙烯-六氟丙烯共聚物pvdf - hfp為基質，採用bellcore制膜法制備了pvdf - hfp聚合物電解質膜，通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的聚合物電解質膜，分別研究了增塑劑含量、溶劑含量等對聚合物電解質膜的吸液率、表面形貌、機械性能、離子電導率、電化學穩定窗口等的影響;對制備工藝進行了優化，研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對聚合物電解質膜的離子電導率、吸液率等性能的綜合影響。In addition, the biosensor could be used for the detection of benzoic acid. the choline oxidase electrode based on polyaniline / polyacrylonitrile composite film showed sensitive and stable bioelectrochemical response to choline, which was influenced by ph, working potential and temperature
研究發現，基於聚苯胺/聚丙烯腈復合膜的膽堿氧化酶電極對膽堿具有靈敏和穩定的生物電化學響應，被測溶液的ph值、工作電位、使用溫度等對酶電極的響應有一定的影響。Increasing ultrasound intensity in the range of cavitation threshold and cavitation peak value, decreasing monomer concentration and increasing the temperature make the induction period shorter. under optimized reaction conditions, the conversion of ba can reach 90 % in 11 min at high n2 flow rate the viscosity average molecular weight of the obtained pba reaches 5. 24 106. the molecular weight of pba varies with ultrasonic irradiation time, indicating that the ultrasonic induced emulsion polymerization is dynamic and quite complicated, polymerization of monomer as well as degradation of polymer occurs concomitantly
一、實現了無常規化學引發劑存在下的超聲輻照引發丙烯酸正丁酯（ ba ）間歇乳液聚合，制備了pba納米粒子，在11min內轉化率達到90 ，分子量達5 . 24 10 ~ 6 ，隨反應時間的延長而降低，表明超聲輻照引發乳液聚合是一個動態的復雜過程，單體的聚合和聚合物的降解同時發生。The results indicated that montmorillonite was intercalated by polyacrylic acid molecular. section two : preparation of polyacrylic acid / acrylamide / montmorillonite ( paa / am / mmt ) water absorbent hybrid by aqueous solution intercalated polymerization high water absorbent polyacrylate copolymer was prepared by aqueous solution intercalated copolymerization. in this reaction, the monomers were the partially neutralized acrylic acid ( aa ) and acryl amide ( am ) ; the cross - linking agent was diacryl ethylene ( egda )
第二節溶液插層共聚制備聚丙烯酸鹽/丙烯酰胺/膨潤土雜化吸水材料及其性能研究首次利用溶液插層共聚制備了二丙烯酰基乙二醇酯（ egda ）交聯的聚丙烯酸鹽/丙烯酰胺/膨潤土（ paa / am / mmt ）雜化吸水材料。Purification and characterization of phytase from a. niger an 01001 a. niger an01001 was inoculated on solid media and cultivated at 30 for 5 days. proteins were extracted from solid - state fermentation with 50mm acetate buffer ( ph5. 5 ). the molecule weight of the phytase protein was determined as about 78kd by sds - page. the purification procedures include ammonium sulfate precipitation, deae - cellulose ion - exchange chromatography, gel electrophoresis and electroelution
3 .植酸酶的分離純化及其性質研究黑麴黴ano1001經固體發酵，用緩沖液抽提后，經硫酸按沉澱， deae一纖維素離子交換層析，聚丙烯酞胺凝膠電泳和電洗脫等純化步驟獲得的植酸酶，用sds一page檢測為一條均一譜帶，其分子量約為78kd 。The 3t3 mouse fibroblasts and human endothelial cells cultured on the surface of the implanted pp showed much better attachment and proliferation than that for controlled pp. at the same time, the cooft ion implantation also exhibited low macrophage attachment with normal cellular morphology. the above results can cause positive effects on the biocompa tibility when it is used as implant material
研究表明，離子注入后聚丙烯表面的親水性和血液相容性研究表明，通過對pp表面進行cooh ~ +離子注入處理，可以降低其表面能和水接觸角，提高其抗凝血性能和抗鈣化性能，並且pp的抗凝血性能與cooh ~ +離子的注入劑量具有很大的相關性。According to the observed experiments that the na2feo4 solution with the same concentration and volume were decomposed by the same area of different membrane, we learned the order of the decomposing rate of na2feo4 caused by different membranes : soapnated cellulose acetate > vinylon > polypropylene polyvinyl chloride = polyethylene microfiber glass mat
從觀察等面積的隔膜引起同濃度同體積的na _ 2feo _ 4溶液的分解實驗可知，不同隔膜材料引起na _ 2feo _ 4溶液分解速率從大到小的順序是，皂化再生纖維素膜維尼綸無紡布改性聚丙烯膜聚氯乙烯膜輻射接枝聚乙烯膜復合玻璃纖維氈。Welded steel cylinders for liquefied propylene and propane gases
液化丙烯丙烷鋼質焊接氣瓶分享友人