過苯酸 的英文怎麼說
中文拼音 [guòběnsuān]
過苯酸
英文
perbenzoic acid-
In this paper, we reported the synthesis of three supramolecular complexes between - cyclodextrin and anisole, ethyl benzoate, m - cresol, respectively, which are identified by means of 1hnmr technique
摘要以-環糊精與苯甲酸乙酯、苯甲醚和間甲酚在水相中通過范德華力發生包合反應形成了主客體超分子絡合物,並用核磁共振氫譜對絡合物進行了表徵。Uses : used in the manufacture of persulfate ; used in the manufacture of aniline dyes ; used in the treatment of oxidized metal surface ; used as the initiator for the polymerization of monomers ; used in decoloring and bleaching of oil, cleaning and deodorization of deteriorating barm, accelerating ripening agent ; used as additive for under - well fracturing in petroleum mining
用途:用於製造過硫酸鹽的製造;用於苯胺染料的製造,甕染料的氧化發色劑;用於氧化金屬表面處理;用於有機合成工業中,高分子物聚合的引發劑;油的脫色和漂白,變敗酵母的洗滌,脫臭,小麥的催熟劑;石油開採用于井下壓裂的添加劑。Boracic modified penolic resin with boracic acid and hydroxymethyl phenol was manufactured after hydroxymethyl phenol was created with in a special way
摘要通過在一定條件下,先將苯酚、甲醛製成羥甲基酚,然後改變條件與硼酸共聚,制得具有合成穩定和較好耐熱性的硼改性酚醛共聚樹脂。Material and methods normal rats of male sd were divided into young, adult, and aging groups. preparation of samples for light microscopy : animals were anesthetized by peritoneal injection of 6 % chloral hydrate ( 0. 5ml / 100g body weight ). perfusion and fixation of animals were carried out by a common procedure : 37 normal saline 50 - 100 ml and then 4 % paraformaldehyde pbs 100 - 400ml were perfused through the left ventricle of the heart, the whole procedure was lasted for about somin. the entire brain was dissected out and dipped in the fixative solution for 12h at 4. brain pieces targeted were choosen and then passed the graded alcohols for dehydration, dipping into paraffin for embeding, and reshaping the pieces
2 )磷酸緩沖液100400m , 30分鐘灌注完畢,取出整腦,在上述固定劑oc )內后固定12小時。切取觀察部位腦塊,然後,進行梯度酒精脫水,浸蠟,包埋,修塊,石蠟連續切片(德國leica石蠟切片機人切片厚度still , zlllll ,蛋自甘油載片撈片, 60c烤箱過夜,二甲苯脫蠟,梯度酒精置換,浸水, h六染色,梯度酒精脫水,二甲苯透明,中性樹脂封片。室溫風干后,顯微鏡觀片, olympus萬能顯微鏡照相。In adding - acid system : the resistivities of different lithotypes " cp tend towards being constant and equal when weight percentage of aniline exceeds 50 % ; because of the structure difference of different lithotypes, the polymerizing places and processes are different ; the resistivities of vituain / pan and fusain / pan reach the lowest point respectively when ( ntloisiog / an is 0. 6, 1. 0 ; the resistivities of cp decline fast and tend towards being constant along with the reduction of diameter of coal. in not adding - acid system : the resistivities of different lithotypes ' cp decline evenly ; it is found on the crossed experiment of cp, that ( nflsaog / an mole proportion is the most important factor to influence output ratio of cp and the weight percentage of aniline is the most important factor to influence resistivities of cp. according to the result of the crossed experiment of cp
在有外加酸體系中:苯胺百分含量大於50時,不同煤巖組分的電阻率趨于恆定和一致;由於不同煤巖組分結構上的差異,導致苯胺聚合場所和聚合過程的不同;當過硫酸銨/苯胺摩爾比為0 . 6 , 1 . 0時,鏡煤-聚苯胺導電材料電阻率和絲炭-聚苯胺導電材料的電阻率分別達到最低值;在無外加酸體系中:不同煤巖組分/聚苯胺導電材料的電阻率隨著聚合時間的增加而均勻下降,並在8小時左右達到恆定;在對絲炭-聚苯胺導電材料進行的正交試驗中發現:過硫酸銨/苯胺摩爾比對產率的影響最大,苯胺重量百分比對產率影響最小,而對產物電阻率影響最大的是苯胺重量百分比。Synthesis and characterization of transition metal complexes with a schiff base ligand derived from glyoxal and o - aminobenzoic acid
乙二醛鄰氨基苯甲酸希夫堿過渡金屬配合物的合成和表徵Through the research on the determination of so2 in white granulated sugar by pararosaniline hydrochloride method, the sources of uncertainty components were analyzed, and the individual uncertainty values were evaluated, the expanded uncertainty of the method was given
摘要通過對鹽酸副玫瑰苯胺法測定白砂糖中二氧化硫的測定過程進行研究,分析了該法測定結果的不確定度分量及其來源,確定了各不確定度分量值,給出了該法的擴展不確定度。Through orthogonal design experiments on synthesizing p - tert - butylcstechol from hydroquinone and isobutylene by using a new catalyst prepared from cobalt naphthenate and zinc chloride, the optimum technology parameters were obtained : mole ratio was 1 : 1. 15 for hydroquinone and isobutylene, mass ratio was 100 : 20 for hydroquinone and catalyst, and the reaction temperature was 100 5
摘要用環烷酸鈷與氯化鋅復配的新型催化劑,以鄰苯二酚、異丁烯為原料合成對叔丁基鄰苯二酚,通過正交實驗確定的較佳工藝參數為:鄰苯二酚:異丁烯(物質的量比) 1 : 1 . 15 ,鄰苯二酚:催化劑(質量比) 100 : 20 ,烷基化反應溫度100 5 。This paper introduces dynamic real - time simulation training system for the whole process of the third pta plant of yangzi chemical plant with an annual production capacity of 450 kilotons
摘要介紹揚子化工廠pta三線年產45萬噸對苯二甲酸全流程模擬培訓系統的開發過程。This invention relates to the manufacture of phenyl and phenyl ethyl malonic esters and more particularly to the manufacture of dialkyl phenylmalonates and compounds are useful as intermediates in the manufacture of medicinals
本發明和苯基苯乙基丙二酸酯的生產有關,尤其是和二烷基苯基丙二酸酯的生產有關,它們在生產藥品的過程作為中間體非常有用。High gade dye - acid brilliant blue 6b, dye - intermediate - 2, 4 - disulfonic benzaldeyde, 4 - chloro - 2 - amino phenol - 6 - sulfonec acid, 0 - chloro - p - nitroaniline, benzaldehyde - 0 - sodium sulphonate etc obtained prizes from state and province, its qualit are almost equal to same kinds of products made in sandoz co. of swiss, bayer and hoechst co. of germany, the new product - dimethyltin - bis iso - octhl mercaptoacetate and methyl - tri iso - octyl mercaptoacetate plastic stabilizer was developed in 1997, it has filled in the gaps in the fields of scince and technology of domestic, it passed the shandong science committee of technology appraise, the quality indexare equal or exceed the same kinds of products made in u. s. a, another new product feeding additive - d - pantothenic acid calcium salt was developed in 1996, its quality are equal to the same kinds of product made in advanced countries, annual outputs are more than 100mt
高檔染料酸性艷藍6b染料中間體2 , 4 -二磺酸笨甲醛茜素4 -氯- 2 -氨基苯酚- 6 -磺酸鄰氯對硝基苯胺脫氫硫代對甲苯胺雙磺酸等均獲國家級優秀新產品獎和省科技進步二等獎,產品質量分別達到瑞士山道士西德拜爾赫斯特等公司同類產品水平公司1997年開發的塑料穩定劑-甲基錫產品為又一填補國內空白的高新技術產品,產品當年通過省科委技術鑒定,各項質量指標分別達到或超過美國同類產品水平。The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes
論文分析了混凝土乾燥收縮的機理,確定了影響乾燥收縮的關鍵因素,分析已有低分子量的、直鏈型減縮劑的不足,設計了一種新型的減縮劑? ?聚丙烯酸鹽類減縮劑,其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、鏈轉移劑、催化劑等經過聚合、酯化和中和反應,生成一種高分子量的、含聚氧化烯鏈的聚合物。Phenylketonuria is a condition in which phenylalanine to tyrosine conversion is diminished because the enzyme phenylalanine hydroxylaze is deficient.
苯丙酮酸尿癥是一種由於苯丙氨酸羥化酶缺乏,苯丙氨酸轉變成酪氨酸的過程被削弱的病。A computer code for simulating continuously stirred gas - liquid reactors of p - xylene oxidation to terephthalic acid was developed
摘要建立了一個用於模擬對二甲苯氧化制對苯二甲酸過程的連續氣液攪拌釜反應器模型。( 3 ) uv - b radiation increased the phenylalanina ammonia - lyase ( pal ) activity in leafy thallus of duckweeds, and as a consequence, flavonoids were accumulated. flavonoids synthesis induced by supplementary uv - b is an adaptive response of duckweeks under enhanced uv - b radition
( 3 )紫萍可以通過提高uv - b吸收物質如類黃酮合成酶苯丙氨酸氨裂解酶( pal )活性,促進類黃酮的積累來適應uv - b輻射的脅迫。The effects of the method repeatability, sample mass, standard titrate solution and enviroment temperature on the uncertainty of pta acid value determined with titrimetry were assessed and discussed
摘要對滴定法測定精對苯二甲酸酸值的過程中的方法重復性、樣品質量、標準滴定溶液、環境溫度等方面對不確定度影響進行了評定討論。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。With 2, 2 " - azobis - 2 ( amidineopropane ) dihydrochloride ( v5o ) and ammonium persulphate ( aps ) being used as initiator, the cationic and anionic nanoparticles polystyrene ( ps ) latex were synthesized via emulsion polymerization respectively
通過使用過硫酸銨和偶氮二異丁脒鹽酸鹽作引發劑,利用乳液聚合法制備了粒徑約為100nm ,表面分別為負電性和正電性的ps (聚苯乙烯)乳膠粒。At the existence of batio3, the pan / batio3 nanocomposite are prepared by in situ complex technology. the shape of complex is not regular and their mean size is in the range of 1 ~ 2 u m there are chemical bond between pan and batio3 in pan / batio3 nanocomposites, for the complex mechanism of pan with batio3 nanoparticles, first, there are complex between pan and batio3 nanoparticles. pan have the function of cohering batio3 nanoparticles
乃o3納米粒子的原位復合過程中,首先是an單體與batio3納米粒子相互作用,由於鈦酸鋇權于的存在,苯胺單體首先吸附在鈦酸鋇粒子表面,當過硫酸鉸加入溶液中時,聚合過程首先在這些氧化物的表面進行,這導致了聚合物對鈦酸鋇粒子的吸附及圍繞鈦酸鋇粒子的受限生長。Electromagnetic wave shielding fabric was prepared by in - situ chemical polymerization of aniline in the presence of cotton substrate, using hydrochloric acid as the doping agent and ammonium persulfate as the oxidant
摘要以鹽酸為摻雜劑,過硫酸銨為氧化劑,在棉織物表面採用現場吸附聚合法生成一層導電聚苯胺,由此設計出一種具有良好電磁屏蔽效能的織物。分享友人