順酐 的英文怎麼說
中文拼音 [shùngān]
順酐
英文
maleic anhydride-
Standard specification for styrene - maleic anhydride materials
苯乙烯順式丁烯二酸酐材料標準規范Standard specification for maleic anhydride
順丁烯二酐標準規范Materials and articles in contact with foodstuffs - plastics substances subject to limitation - determination of maleic acid and maleic anhydride in food simulants
和食品接觸的材料和物品.受限制的塑料物質.食品模擬物中馬來酸和順式丁烯二酸酐的測定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。Magnesium oxide talc maleic anhydride chemical dyes richchem inc. manufacture export follow : maleic anhydride, phthalic anhydride, magnesium chloride, magnesium sulphate, talc, brucite, dead burnt magnesite, caustic calcined magnesite, magnesium oxide, magnesium hydroxide, magnesium carbonate, fused magnesia, saponite
本公司主要產品有：鎂砂輕砂鎂砂中檔鎂高檔鎂純堿，氯化銨，順酐，高鈣合成砂造渣球噴補料熱態補料耐火澆注料轉爐濺渣護爐改性不定型耐火材料等產品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） 。Effects on properties of nr / sbr / pa66 compound of modified rubber such as enr - 50, mg49, epdm - g - mah and nr - g - mah were investigated, besides utilizing pretreated short fiber and adhesive agents, so as to improve the adhesion on the surface between rubber and short pa66 fiber. first, mah grafted nr was made by myself using brabender plasticord from south china university of technology, while other modified rubber was procured from certain organizations
重點研究了環氧化天然橡膠（ enr - 50 ） 、甲基丙烯酸甲酯接枝天然橡膠（ mg49 ） 、三元乙丙橡膠接枝馬來酸酐（ epdm - g - mah ）及順酐化天然橡膠（ nr - g - mah ）等改性橡膠對sfrc性能的影響。Maleic anhydride is a white needle - like, briquette or flaky crystalline with irritant odour and sour, inflammable and sublimating. it can be freely dissolved in water to form maleic acid. it has a specific density of 1. 480, a melting point of 52. 85
順酐（又稱馬來酸酐）為無色針狀或片狀結晶，有刺激性氣味與酸味，易燃，升華，易溶於水生成順丁烯二酸，相對密度為1- 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This paper present the investigation of catalytic activities of strong acid cation exchange resin, perfluoro sulfonic acid resin and solid super acid to the esterification of maleic anhydride. the optimal technical condition were found using d001 - cc cation resin
研究了強酸性陽離子交換樹脂等幾個固體酸催化劑對順酐乙酯化反應的催化活性.選擇了用陽離子交換樹脂為催化劑的最佳工藝條件In this paper some discussion of relative researchs about maleic anhydride synthesis and it ' s ramification are given. these researchs are of important significance for our chemical industry to get out of difficult position and have a long - term development
本文綜述了順酐合成工藝的發展概況及順酐下游產品的開發與利用，對國內圍繞順酐合成及其衍生物的相關研究課題做了討論，這些課題對我國有機化工行業的長遠發展有著重要的意義。Sampling and handling naphthalene, maleic anhydride and phthalic anhydride
萘，順丁烯二酐，苯三甲酸酐的抽樣和處置方法Maleic anhydride min
順丁烯二酐Chemical reagent. maleic anhydride
化學試劑.順丁烯二酸酐分享友人