苯酐 的英文怎麼說
中文拼音 [běngān]-
Test method for acid number of styrene - maleic anhydride resins
苯乙烯-馬來酐樹脂酸值的試驗方法Suitable anhydrides for use in this process include phthalic, maleic, and succinic.
適用於本法的酸酐有苯二甲酸,馬來酸及琥珀酸的酸酐。Exothermic reaction can be reduced by adding hexahydrophthalic anhydride to the phthalic anhydride.
用六氫化鄰苯二酸酐加入到鄰苯二酸酐中,可使其放熱反應減慢。Preparation of isomerized methyl tetrahydrophthalic anhydride
異構化甲基四氫苯酐的研製Health standard for phthalic anhydride in the air of workplace
車間空氣中鄰苯二甲酸酐衛生標準Tao feng changzhou chemical company located in the jiangsu international plastics city, is in changzhou city, the river additives ltd. and jurong city tao reagent production plant product sales window, the major products : toluene, pure benzene, xylene, n - octanol, ethyl acetate, acetic acid small fat, silicone oil, aniline, poly - succinimide, benzene triazole derivatives, isopropanolamine, ethanolamine, alkylation two aniline, scale inhibitor, promoting agents, antioxidants, ppd, defoamer, metal deactivator, hx - 3308 scale and corrosion inhibitor, hx03 - 12 diesel flow improver, parathion octyl - zinc chloride bridge acid, chlorine bridge anhydride, chlorobenzene, double - dicyclopentadiene, norbornene anhydride
常州濤峰化工有限公司座落在江蘇國際塑化城,是常州市夏溪助劑有限公司和句容市龍濤試劑廠生產的產品的銷售窗口,主要經營產品:甲苯、純苯、二甲苯、辛醇、乙酸乙脂、乙酸丁脂、硅油、二苯胺、雙聚丁二酰亞胺、苯三唑衍生物、異丙醇胺、乙醇胺、烷基二苯胺、防垢劑、促進劑、抗氧劑、降凝劑、消泡劑、金屬鈍化劑、 hx - 3308阻垢緩蝕劑、 hx03 - 12柴油流動改進劑、硫磷丁辛基鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。Styrene - maleic anhyride materials, specification for
苯乙烯-馬來酐材料規格Standard specification for styrene - maleic anhydride materials
苯乙烯順式丁烯二酸酐材料標準規范Experimental determination of the rate of hydrolysis for phthalic anhydride
苯酐水解速率實驗測定Chemical reagent. o - phthalic anhydride
化學試劑.鄰苯二甲酸酐A pour point depressant ( ppd ) for improving the cold fluidity of diesel oils was studied
摘要對柴油降凝劑進行了研究,降凝劑為苯乙烯、順丁烯二酸酐及正十八胺三元共聚物。With phosphato - tungstic acid as catalyst and phosphoric acid as dehydrant, n - phenylmaleimide was prepared from aniline and maleic anhydride by two - step method. the yield was 88. 7 % and the purity was 98. 2 %
以順酐和苯胺為原料,磷鎢酸作催化劑,磷酸作脫水劑,採用兩步法制得n -苯基馬來酰亞胺,得到最佳反應工藝條件,產品收率為88 . 7 % ,純度為98 . 2 % (質量分數) 。The amidation and esterification of different cyclic anhydrides with aniline and phenol gave different major products, and the routes were optimized
摘要研究了環酐與苯胺和苯酚的酰胺化及酯化反應,優化了酰胺化及酯化反應條件。The subsidiary company, yongan fuhuaxian articles supply factory, can produce 191 serial unsaturated polyester resin which is a clear and heavy - bodied liquid. it is made by the method of the solvation of linear unsaturated polyester resin, which is condensated and polymerized after the esterification of biatomic acid and diatomic alcohol, into phenylethylene solvent, which is a crosslinking active monomer
所屬子公司永安市福化纖用品廠生產的191系列不飽和聚脂樹脂,系由二元酸酐和二元醇及其縮合物經酯化反應,縮聚成線性不飽和聚酯樹脂,然後經具有交聯作用的活性單體溶劑苯乙烯所溶解而配製成的透明粘稠液體。Changzhou boda fine chemistry co., ltd ( parent company ) since 1986
主要業務:偏苯三酸酐( tma )生產- test method for color of maleic anhydride and phthalic anhydride in the molten state and after heating platinum - cobalt scale
熔融狀態下和加熱后順酐和苯酐顏色的試驗方法Xinchun, carbon 9, plastic fertilizer, bengan, and chemical products
辛醇、碳九、塑料助劑、苯酐、化工產品。I plant production bengan, is an important organic chemical raw materials, mainly for the production of plastic plasticizer, alkyd resins, dyes, unsaturated resins and certain medicines and pesticides
我廠生產苯酐,是一種重要的有機化工原料,主要用於生產塑料增塑劑、醇酸樹脂、染料、不飽和樹脂以及某些醫藥和農藥。A process approaching 3 - and 4 - chlorophthalic anhydride in high purity via chloriation of o - xylene, oxidation of monochloro - o - xylene by air in gas phase, and separation of 3 - and 4 - chlorophthalic anhydride afterwards by distillation is described
摘要介紹由鄰二甲苯氯代,再經空氣氧化及異構體分離合成氯代苯酐中試規模的合成路線。Of shi jiazhuang bailong chemical co. ltd. on one hand, it compares the evaluating results of using the above - mentioned model with the results of project feasibility researching report to determine whether the feasibility researching is objective, fairness and scientific or not. on other hand, it summarizes the experience and the existed defectiveness to put forward some useful suggestion for the manager of enterprise, and all of these can improve and enhance the power of scientific - decision in project investment and management and provide some beneficial enlightenment for the further development of the company
並利用該模型對石家莊白龍化工股份有限公司的「 3萬噸年鄰法苯酐」的技術改造項目進行技術經濟評價,一方面把分析結果與可行性研究報告中的進行對比,確定項目可行性研究是否公正、客觀、科學;另一方面總結項目執行中存在的問題,為企業經營者提出一些建設性意見,有利於進一步改善和提高項目投資和生產經營的科學決策水平,為公司以後的發展提供有益的啟示。分享友人