( 2 ) in ( no3 ) 3 was dissolved in acetylacetone in the mol ratio of l : 3. they were mixed for about 3 hours to obtain acetylacetone salts. then glycol methyl aether was added in the ratio of 1 : 40 to obtain indium oxide sol. sncl4 was dissolved in glycol methyl aether and then added into the indium oxide sol to prepare transparent and stable ito sol
( 2 )通過將銦的無機鹽硝酸銦與乙酰丙
酮按摩爾比1 : 3 ,混合攪拌3h左右得到銦的乙酰丙
酮鹽,然後按一定摩爾比加入乙二醇獨甲
醚溶液,混合攪拌制得氧化銦溶膠,再將一定量的sncl _ 4溶入乙二醇獨甲
醚,摻入氧化銦溶膠制得透明穩定的摻錫氧化銦溶膠( ito溶膠) ,該溶膠性能穩定,易於成膜。
Hydrochloric acid afghanistan ; argentina ; bangladesh ; bolivia
丙
酮;乙
醚;鹽酸
Synthesis and characterization of poly aryl ether ether ketone ketone
聚芳
醚醚酮酮的合成與表徵
Preparation of the salt forms of sulfonated poly aryl ether ketone ketone
聚
醚酮酮磺酸鹽的制備
This product had strong property of separation and recovery of organic dissolvent and vapour, such as ether, ketone, alcohol, thf, dichlorotetra, chlorolform, narkosid, carbon disulfide disulphide, carbon, benzol, gasoline oil, etc
對
醚類、
酮類、醇類、四氫呋喃、二氯四烷、三氯甲烷、三氯乙烯、二硫化碳、苯、甲苯、甲酰、汽油及含汞、含氟烴類有機溶劑和有機蒸氣有很強的分離、回收性能。
Poly phthalazinone ether nitrile ketone for enamel wire
雜萘聯苯結構聚
醚腈
酮漆包線的制備和性能
Two kinds of flavonoids in water extracts, water - extraction and alcohol precipitation, alcohol extracts were found by paper chromatography. they were separated and purified by thin - layer chromatography, one of which was primarily identified by uv as 4 ", 5 - dihydroxy - flavonol etherification or 4 ", 5, 8 - trihydroxy - flavonol etherification
水提物、水提醇沉物、醇提物等3種提取物紙層析結果顯示有兩種黃
酮類化合物,經薄層層析分離純化,並進行紫外光譜分析,初步測定其中一組分為4 , 5 -二羥基黃
酮醇
醚或4 , 5 , 8 -三羥基黃
酮醇
醚。
Hydrophilic modification of poly phthalazinone ether nitrile ketone s containing heterocycle moiety
含雜環聚芳
醚腈
酮的親水改性
Taurine, a kind of nonprotein aminophenol and white acicular crystal, smell - less, sourish and innoxious. it is widely consisted in organisms and also a aminophenol with special physiological function
為白色針狀結晶、無臭、味微酸,溶於水,不溶於乙醇、乙
醚和丙
酮,無任何毒副作用。
Extracting oat oil with aceton, petrobenzine, ethano - aceton and n - hexne from oat, determining quality of physical and chemic about acidity value, iodic value, saponification value, unsaponification, colour and melting point, analysis on composition of fatty acid on oat oil
摘要分別以乙
醚、丙
酮、丙
酮乙醇、正己烷對燕麥進行萃取,對所得油脂進行酸價、碘價、皂化值、不皂化物、色澤、熔點等理化性質的測定,同時對燕麥油的脂肪酸組成進行分析。
Synthesis and characterization of poly aryl ether - ketone s containing bis o - methyl moiety
雙鄰位甲基取代的聚芳
醚酮合成與表徵
Study of hydroxylation of poly ether sulfone keton containing the phthalazinone moiety copolymer
含氮雜環聚
醚碸
酮的羥基化改性
Synthesis and characterization of several novel soluble methyl - substituted poly aryl ether ketone ether sulfone ether ketone s
幾種甲基取代的新型可溶性聚芳
醚酮醚碸
醚酮的合成與表徵
A simple and efficient new method for the synthesis of aryl aroyldiazenes
新型甲基取代的聚芳
醚酮醚碸
醚酮無規共聚物的合成與表徵
Standard specification for polyetherketoneetherketoneketone pekekk resins for surgical implant applications
外科植入用聚
醚酮醚二
酮樹脂的標準規范
Peek standard specification for polyetheretherketone resins for surgical implant applications
外科植入物用聚
醚酮醚
Paek standard specification for polyaryletherketone resins for surgical implant applications
外科植入用復芳基
酮醚
Amp equation is extended from the estimation of vapor pressure to of the oxygenated hydrocarbons to calculate such oxidates as 34 substances of alkanes, and 54 substances, including alcohols, ketones, ethers, etc. the contribution values are obtained by correlation
將amp方程估算蒸氣壓擴展到含氧化合物,對34種烷烴和醇、
酮、
醚類54種含氧化物進行了計算,回歸出基團貢獻參數。
Synthetizing bromoacetylic benzo - 15 - crown - 5 and biscrown of keto - ether type
溴乙酰苯並15冠5和酮醚型雙冠醚的合成