氨乙烯 的英文怎麼說

中文拼音 [ān]
氨乙烯 英文
vinyl chloride
  • : 名詞[化學] (氮和氫的化合物) ammonia; hydrogen nitride
  • : 名詞[化學] (有機化合物的一類) alkene; olefince
  1. Phenolic foam is a new generation heat preservation prevent fire soundproof material and polystyrene together ammonia ester foaming rubber etc, material to compare, and it is good that its biggest characteristics is a heat - proofound the low temperature contractility is smatt, and have te special prevent burning wit the size stability under 2000 heat, not burning, not melt not contract constant form not poisonous spirit hove no thick smoke, just surface formation layer

    信息內容:酚醛泡沫為新一代保溫防火隔音材料與聚苯脂發泡橡膠比,其最大特點是耐熱性好,低溫收縮性小,具有獨特的阻燃和尺寸穩定性,在焊槍火焰下,不燃燒不收縮不變形,無毒氣無濃煙,只是表面炭化,性質穩定,耐化學腐蝕抗老化。
  2. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯、噻吩為中心,基、二苯基和二基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上用密度泛函理論計算了這些分子在低激發態下的單、雙光子吸收強度,重點研究了分子的長度、中心和給體的供電子能力對分子單、雙光子吸收的影響。研究結果表明,分子長度與單光子吸收強度之間有密切關系,而在雙光子吸收中這種關系較弱;中心在雙光子吸收中具有重要的作用;在中心和受體一定的情況下,增加給體的供電子能力,可提高雙光子吸收強度。
  3. In this paper we studied the intercalation behavior of a new host matrix of x = l of zirconium proline - n - mtthyl phosphonate - phosphate ( a - zpmpp ), we successfully introduced butylamine heptylamine decanylamine ethanolamine diethylenetriamine ( 2e3a ) triethyleneteriamine ( 3e4a ) and tetrathyleneoctamine ( 4e5a ) guest molecules into a - zpmpp interlayer space. the intercalation complex were characterized by ir spectrum x - ray diffraction and tg - dsc thermal analysis, it has been found that a - zpmpp possess different intercalation behavior from a - zrp. because of the bulk of proline group, it affected the amount of guest molecule, mono - alkylamine form mono - molecule layer in the interlayer space, butylamine, decanylamine and ethanolamine form mono - layer and the carbon chain form 90 degree ordered assembly with the zirconium floor of a - zpmpp, every host molecule absorbed 0. 5 guest molecule

    本文報道首次以x ? l的層狀(脯酸十一甲基磷酸一磷酸氫)鉛( a zpmpp )為主體底物,成功地將客體分子:正丁胺、正慶胺、正癸胺、醇胺、二三股、三四胺、四五股插入層狀化合物a zpmpp的層間,通過紅外光譜( ir ) 、 x射線衍射( xrd ) 、熱重分析( tg dsc )等手段對插層復合物進行結構表徵,結果表明: x ? l的層狀(脯酸件一甲基磷酸一磷酸氫)鉛具有不同於無機磷酸結的插層性能,由於層間脯酸基團的體積較大,影響客體分子進入的數量,胺分子在層板間取單層排列。
  4. The products such as chemical intermediate, methyl alcohol, synthetic ammonia, dimethyl carbonate and pvc resin are all being mainly developed

    重點發展化學中間體、甲醇、合成、碳酸二甲脂、聚氯樹脂等。
  5. It is not as resilient as other polyfoams, such as polyethylene and polyurethane

    不及其他發泡膠有彈性,如聚及聚酯。
  6. It is not as resilient as other polyfoams, such as polyethylene and polyurethane. eps is well suited for less fragile shipments

    不及其他發泡膠有彈性,如聚及聚酯。 eps最適用於較不易碎的托運貨件。
  7. The spectrum evolution of the femtosecond laser pulse in a three - level organic molecular medium ( 4, 4 ' - bis ( dimethylamino ) stilbene ) is studied theoretically by solving the maxwell - bloch equations using an iterative predictor - corrector finite - difference time - domain method

    摘要通過採用預估校正的時域有限差分法求解麥克斯韋布洛赫方程,我們研究了飛秒激光脈沖在三能級有機分子( 4 , 4 ' -二甲基二苯分子)介質中傳播時脈沖的頻譜演化情況。
  8. The molecules we studied are a series of trans - stilbene derivatives. first, we applied dft method optimized the new synthesis molecule 4, 4 ' - bis ( dimethylamino ) stilbene ' s structure, and used few states model calculated its tpa cross section. the results agree well with the experiment data

    首先,我們在密度泛函理論( densityfunctiontheory )的水平上對最近合成的分子材料4 , 4 -二甲基二苯的結構進行了優化,然後採用少態模型方法計算了分子的雙光子吸收截面,得到了與實驗符合很好的結果。
  9. Several kinds of fillers, i. e., phenol - formaldehyde, alkyd, polyester, polyurethane and poly - vinyl - acetate, were tried to coat surface of wheat straw board ( wsb ) in this paper

    摘要對麥?人造板表面分別試驗了酚醛樹脂、醇酸樹脂、聚酯樹脂、聚酯、聚醋酸酯膩子,塗刮膩子后再噴塗丙酸漆,並測定漆膜附著力。
  10. We selected styrene as monomer, diethylene glycol dimethacrylate as cross - linking agent. the copolymerization technique was used in preparing the probe. the ph fluorescent indicator was immobilized in the probe as the sensitive element

    我們選擇苯為聚合單體,雙甲基丙酸一縮二二醇酯為交聯劑,採用交聯共聚技術制備多孔塑料傳感探頭,並將ph熒光指示劑固定於共聚體中作為的敏感元素。
  11. The ordered and micro - phase structures of the molecular of pu materials are decided directly by its synthesis technology, composition and other materials compounded with it, and they will influence the possessive properties of pu materials. in this paper, general studies on pu have been carried out by the methods of controlling the prepolymerize technology, taking off dissociative tdi from prepolymer through decompress boiling distilling technology, polymerized in - situ with nano - particles and interpenetrated with ps, the relationship between properties and structure of pu / omt, pu / sio2 nano - composites and pu / ps ipns were characterized by ftir, dmta, tem andtga

    本文用控制預聚體反應中單體的摩爾比、減壓共沸蒸餾去除預聚體中游離tdi 、用納米填料參與聚酯原位復合和與聚苯進行互貫等方法,合成了聚酯蒙脫土納米復合材料、聚酯sio _ 2納米復合材料和兩步法合成的基於聚醚( ppg )和聚酯( 3010 )的聚酯苯互穿網路聚合物材料,研究了其性能;運用ftir 、 dmta 、 tem 、 tga等表徵手段,對復合材料的結構進行了研究。
  12. Standard performance specification for vinyl - coated and urethane - coated upholstery fabrics - indoor

    及塗基甲酸酯的室內裝飾織物的標準性能規范
  13. District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene

    區域供暖管道.直埋式熱水供暖網的預絕熱連接的管道系統.聚酯絕熱層和聚外覆層的鋼管組件
  14. The major products includes 1 ) food additives : citric acid & its derivatives, l - lactic acid & its derivatives, msg, starch sugar etc ; 2 ) feed additives : lysine & its salts, corn gluten powder etc ; 3 ) bio - energy : fuel ethanol, bio - diesel etc ; 4 ) biochemical products range : bio - ethylene & its derivatives, poly lactic acid ( pla ) bio - degradable plastics, poly lactic acid polymer fiber fabrics etc

    主要產品有檸檬酸及其鹽類、 l -乳酸及其衍生物、味精、澱粉糖等食品添加劑;賴酸及其鹽類、玉米蛋白粉、基酸蛋白粉等飼料添加劑;燃料醇、生物柴油等生物能源產品;生物及其衍生物、聚乳酸生物可降解塑料、聚乳酸聚酯纖維布料、無毒綠色溶劑、無毒增塑劑等生物化工系列產品。
  15. A polyurethane radical composite material ( pu / p ( vc - vac ) ) was synthesized by reaction of hydroxyl vinyl chloride - acetate copolymer ( p ( vc - vac ) ) and pu

    摘要試驗研究了以羥基化的氯醋酸酯樹脂為改性劑,與聚酯預聚體反應合成聚酯基氯醋樹脂聚酯復合材料。
  16. The synthesis technology of various liquid rubbers with different active group terminated, such as hydroxyl - terminated, carboxyl - terminated, isocyanate - terminated, ami - no - terminated, mercaptan - terminated and various main chains like polybutadiene, polyurethane, polystyrene were reviewed with 23 references

    摘要綜述了端羥基、端羧基、端異氰酸酯基、端基、端巰基等活性端基,以及聚丁二、聚酯、聚苯等不同主鏈結構的液體橡膠的合成技術。
  17. This is attributed to the stabilization of the excited state of intermediate of luminol by the interaction with the positively charged pee modified layer

    荷正電的聚亞胺修飾分子與魯米諾激發態3 -基鄰苯二甲酸陰離子間靜電相互作用而導致的激發態穩定性增加;對魯米諾分子的電化學發光的增強起著關鍵作用。
  18. District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene

    區域供暖管道.直埋式熱水管網用預先絕熱有包覆管層的管道系統.聚基甲酸酯熱絕緣和聚外覆層的鋼管用接頭組件
  19. This product is an excellent lightstability for plastics. it is suitbale for polyalkemer ( especially foodstuffs ), polyvinyl choride, polyamide, abs resin, as resin and polyurethane etc

    本品是塑料製品優良的光穩定劑。適用於聚烴(特別是食品級製品) 、聚氯、聚酰胺、 abs樹脂、 as樹脂和聚酯樹脂等。
  20. In this study, it has been put forward that taking reactive nanometer magnetic fe304 particles as magnetic nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface, then microspheres are activated by thionylchloride, the surface of such magnetic composite microspheres thus produced had reactive acid chloride groups which then react with the free amino groups of the free soluble enzymes to give peptide bonds ( ? o ? h ?,

    本研究首次提出了以納米級磁性fe _ 3o _ 4粒子為核心,苯( st ) ?丙酸( aa )共聚物為高分子殼層,合成了表面帶羧基的磁性高分子復合微球,然後將這種微球用二氯亞碸進行活化處理,在其表面形成了反應性酰氯基團,該基團可以與游離酶的基形成肽鍵,從而將游離酶固定化。
分享友人