氰乙酸甲酯 的英文怎麼說
中文拼音 [yǐsuānjiǎzhǐ]
氰乙酸甲酯
英文
methyl cyanoacetate-
Using ethyl cyanoacetate, triethyl orthoformate and methylhydrazine as main raw materials, the herbicide pyrazosulfuron was prepared through the reactions of substitution, amination, cylclization, diazotization and chlorosulfonation
摘要以氰乙酸乙酯、原甲酸三乙酯和甲肼等為主要原料，通過取代、胺化、環化、重氮化和氯磺化等反應制得了除草劑吡嘧磺隆原料藥。Study on synthesis of 4 - ethyl - 4 ' - cyano - phenyl carboxylic ester
對乙基苯甲酸對氰基苯酚酯的合成研究Test method for isocyanate groups in urethane materials or prepolymers
氨基甲酸乙酯材料或預聚物中異氰酸酯基團的試驗方法A series of 9 - arylpolyhydroacridine derivatives have been synthesized by reaction of arylmethylidenecyanoacetate with dimedone in hoac in the presence of ammonium acetate, and the structures were characterized by ir, and 1hnmr
摘要以芳亞甲基氰乙酸酯和達米酮為原料，以醋酸銨為催化劑在乙酸中反應，合成了一系列的9 -芳基多氫吖啶衍生物，並通過ir ， 1hnmr證實其結構。Standard test method for polyurethane raw materials : determination of apha color in isocyanates
聚氨基甲酸乙酯原材料的標準試驗方法:異氰酸酯apha顏色的測定Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends
文摘:綜述了油基表面活性劑中陰離子表面活性劑（醇硫酸鹽， -磺酸鹽、酰基氰胺、油酸甲酯磺酸鹽等） ，非離子表面活性劑（ apg 、脂肪醇聚氧乙烯烷基醚、烷基聚氧乙烯烷基羥基醚等）的技術進展及今後發展趨勢。Plastics. basic materials for polyurethanes. determination of total chloride in pure and raw isocyanates
塑料製品.聚氨基甲酸乙酯基料.純異氰酸鹽和原異氰酸鹽中總氯含量的測定Code of practice for thermal insulation of roofs externally by means of sprayed rigid polyurethane or polyisocyanurate foam
採用噴塗剛性聚氨基甲酸乙酯和聚異三聚氰脲酸酯泡沫對屋頂外部進行隔熱的實用規程Studies on synthesis of ethyl 4 - cyanobenzoate
對氰基苯甲酸乙酯的合成研究Adhesives - ethyl and methyl cyanoacrylate types 1, 2 and 3
膠粘劑. 1 2和3類型乙基和甲基氰基丙烯酸酯Test method for polyurethane raw materials : determination of acidity in low acidity aromatic isocyanates and polyurethane prepolymers
聚氨基甲酸乙酯原材料試驗方法:低酸性芳族異氰酸鹽酯和聚氨基甲酸乙酯預聚物酸度的測定Standard test method for polyurethane raw materials determination of acidity in low - acidity aromatic isocyanates and polyurethane prepolymers
聚氨基甲酸乙酯原料的標準試驗方法:低酸度芳香異氰酸酯和聚氨基甲酸乙酯預聚物中酸度的測定Plastics. basic materials for polyurethanes. determination of the ratio of 2, 4 and 2, 6 isomers in the toluylene diisocyanate by infra - red spectroscopy
塑料製品.聚氨基甲酸酯塑料.用紅外線光譜法測定二異氰酸二苯乙烯中2 4和2 6異構體的含量Using the orthogonal experimental technique, we studied modified pva by formaldehyde, urea and tdi, and analyzed the influence of synthesis condition to its solid content, viscosity, dissolving rate and crosslinking degree
摘要採用正交實驗方法，研究了甲醛、尿素和甲苯二異氰酸酯對聚乙烯醇的疏水改性，並分析了合成條件對其固含量、黏度、溶出率和交聯度的影響。Test method for polyurethane raw materials : acidity by argentometric determination of hydrolyzable chlorine in monomeric, aromatic isocyanates
聚氨基甲酸乙酯原料試驗方法：測定單體芳香異氰酸酯中的可水解氯的銀鹽定量測定酸度Plastics. primary materials for polyurethanes. determination of chloride hydrolysable in diisocyanate tolylene
塑料製品.聚氨基甲酸乙酯基料.二異氰酸二苯乙烯中水溶氯含量的測定Plastics - basic materials for polyurethanes. determination of the free tolyylenediisocyanate content of prepolymers gas chromatography method
聚氨基甲酸乙酯塑料基材料.預聚合物氣相色譜分析法中游離二異氰酸二苯乙烯含量的測定Workplace air. determination of diphenyl methane 4, 4 ' - di - iso - cyanate - n - 1 - naphthyl ethylenediamine dihydrochloride spectrophotometric method
作業場所空氣中二苯基甲烷二異氰酸酯的鹽酸萘乙二胺分光光度測定方法分享友人