無水甲酸 的英文怎麼說

中文拼音 [shuǐjiǎsuān]
無水甲酸 英文
anhydrous formic acid
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (天乾的第一位) the first of the ten heavenly stems2 (爬行動物和節肢動物身上的硬殼) she...
  • : 酸構詞成分。
  • 無水 : [化學] anhydrous
  1. Photography chemicals - sodium formaldehyde bisulfite, anhydrous

    攝影用化學藥品.醛合亞硫氫鈉
  2. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm

    本論文以開發機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3機復合超濾膜作為機?有機復合納濾膜的基膜;選用聚乙烯醇和聚酰胺為表面功能層材料,分別探討了以羥基丁二和磺基為混合交聯劑,採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。
  3. Lithium bromide solid lithium acetate, dihydrate

  4. Yh series inorganic gel can be used alone. or mix use with thickening agent such as cardoxymethyl cellulose, hydroxy ethyl cellulose, cmhpc, will acquire best rheological property. it has been found that this kind of product should avoid mix using with the polyurethane thickening agent

    2 . yh系列性膨潤土機凝膠產品可單獨使用或於其它增稠劑如羧基纖維素,羧乙基纖維素,基纖維素及其改性物,堿溶漲丙烯類等配合使用,能夠使體協獲得最佳流變性能。
  5. We specialize in chemical material s, including 1, 4 - butanediol, tetrahydrofuran, ptmeg, polyvinyl alcohol series, sodium diacetate, glacial acetic acid, dibutyl phthalate, methyl acetate, ethyl acetate, n - butyl acetate, - butyrolactone, polyvinyl acetate emulsion series, pentaerythritol, redispersible emulsion, anhydrous sodium acetate and methanol

    公司主要經營的產品有: 1 , 4 -丁二醇,四氫呋喃, ptmeg ,聚乙烯醇系列,雙乙鈉,冰醋,鄰苯二二丁酯,醋酯,醋乙酯,醋丁酯, -丁內酯,白乳膠系列,季戊四醇,可再分散性乳膠,鈉,醇。
  6. Abstract : researches on unformaldehyde unironing finishing are summarized in this paper. functions and deficiencies of glyoralamido, water soluble heat reactive polyure thane, bishydroxyethyl - sulfoue, natural high precision chitosan, reactive organosilicon, amyloidosis epoxide, multiple carboxyl acid compound are also analyzed and compared

    文摘:綜述了醛免燙整理方面的研究,分析比較了乙二醛-酰胺類整理劑、溶熱反應性聚氨酯、雙羥乙基碸、天然高聚物殼聚糖、反應性的有機硅、澱粉改性物、環氧類整理劑、多羧化合物等醛抗皺整理劑的功能以及各種整理劑存在的不足
  7. Making spreading separator, and research the influence of dbp ’ s percentum and the dry tempareture. in order to find the influence of the succedent disposal, i have reseached the water disposal, the ultraviolet radiation disposal and the water disposal with the ultraviolet radiation disposal. making separator by dipping method, and research the influence of dbp ’ s and inorganic additive nm sio2 ’ s percentum mainly

    探討了增塑劑鄰苯二二丁酯( dbp )含量以及乾燥溫度對隔膜性能的影響;研究了紫外照射、浴后處理對隔膜機械強度及其他性能的影響;考察了增塑劑含量以及機添加劑納米sio2含量對強化電解質隔膜性能的影響。
  8. 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苯或其混合物,可與不超逾指明分量的丙基?鹽或辛基?鹽或十二烷基?鹽或其混合物同時使用,但添加於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 。
  9. Non - acid primer for use with any uv gel and uv acrylics strong adhesion. lasting bond odorless

    性打底劑,不會損傷天然指,適用於任何凝膠和晶產品,異味
  10. Solubility soluble in hot water, acetone, 2 - j ketone, n, n - dimethy formamide, ethyl acetoacetate, cyclohexanoneit can recat with ethanol anhydrous

    溶解性:溶於熱及丙酮酮二酰胺乙乙酯環乙酮溶於乙醇並發生反應
  11. Under the conditions of operation pressure about 0. 5mpa and feed temperature 25 c, the rejection performance of nacl feed solution ( 500ppm ), is about 35 %, while the flux is about 45ml cm - 2 h - 1. the pa membranes were prepared by interfacial polymerization, usingl, 3, 5 - benzenetricarbonyltrichlori2, 4 - dichloroterephthalaldehyd e, 1, 3 - phenylenediamine as monomers

    研究結果表明, 5102 / a12o :機復合超濾膜的研製原料正硅乙酷、乙醇、、 n , n一二胺( dcca )和hno3之間的配比、塗膜過程、熱處理溫度等直接影響著溶膠的質量和膜的性能。
  12. We hold the 40 advanced italian arrow - shaft looms and a 180 printing and dyeing producing line, and we successfully developed the special fabric as followed : flame retardant, flameproof and heat - insulation series, anti - static series, oil resistance and water repellency series, acid and basic resistance series, radiation protection series, dustproof and soil release series, anti - bacteria and odor proof series, without formaldehyde and permanent press series, etc. the features and technical index of our products have reached or exceeded national standard, and that these all have been tested, authenticated and certificated by the national supervising and inspecting center for labour protection articles and shaanxi supervising and inspecting center for textiles quality

    在經營常規面料的基礎上,努力致力於新產品的研發推廣和應用,公司以控股形式擁有義大利劍桿織布機40臺, 180印染加工生產線一條,現已開發出:阻燃防火隔熱系列抗靜電系列抗油拒系列防堿系列防電磁波輻射系列防塵易去污系列抗菌防臭系列醛免燙系列等。產品的性能指標均已達到或優于國家標準,並由國家勞動保護用品監督檢驗中心和陜西省紡織品質量監督檢驗中心測試鑒定認可。
  13. The influence of retarder on the seaing time and ultimate strength of gypsum plaster was investigated in this paper. the experimental results indicate that the effect of single retarder, such as citric acid, is inferior to that of composite retarder which was made of blending citric acid with a few portland cement ( about 0. 5 ?, by weight ). the effect of different water - retention agents, such as polyvinyl alcohol ( pva ), carboxymethyl cellulose ( cmc ), and na - bentonite, etc., was also studied, and the results demonstrate that by means of adding organic and inorganic water - retention agent simultaneously the water - retention of plastering slurry can obviously be improved. the optimal mix proportion of gypsum plaster suitable to finish coat of walls and ceilings of buildings has been got by use of factorial experiment with orthogonal array accounting for interactions between factors each other

    研究了分別以檸檬、檸檬與普通硅泥復合物作緩凝劑,調節粉刷石膏的凝結時間,並對比2種緩凝體系對石膏抗折、抗壓強度的影響.比較不同保劑(聚乙烯醇、羧基纖維素)以及相同量的保劑在不同工藝流程下保效果上的區別.探索了有機保劑和機保劑對粉刷石膏的保性的影響.結果表明,檸檬與普通硅泥的復合緩凝劑比單純的檸檬更能有效地延緩建築石膏的凝結,同時建築石膏的抗折、抗壓強度降低幅度減小
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