過氧乙酰 的英文怎麼說
中文拼音 [guòyǎngyǐ]
過氧乙酰
英文
acetylperoxide-
( 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。Acetyl benzoyl peroxide
乙酰過氧化苯甲酰In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。At last, the quantitive detection for cucumber and greengrocery added certain enhanced insecticides including methamidophos, dimenthoate, acetphate, carbaryl and malathion was performed, and the results showed that the establishment of the quantitive standard could be helpful to estimate the insecticides residue in the samples
並在此基礎上,選用了甲胺磷、氧化樂果、乙酰甲胺磷、毒死蜱、西維因和滅多威作為強化農藥,對添加了一定強化農藥量的黃瓜、青菜進行了定量測定,發現通過標準的建立,可以較真實地反映樣品中的農藥殘留量。The leading products comprise tetra acetyl ethylene diamine ( taed ) ( 10, 000mtyear ), sodium percarbonate ( spc ) ( 20, 000mtyear ), sodium perborate ( spb ) ( 5, 000mtyear ), sodium acetate and solid peracetic acid. the company is located in hangzhou bay fine chemical zone, which is adjacent to the well - known shanghai and ningbo ports and enjoys the geographical advantage as part of the most prosperous yangtzi river delta. it covers a plant area of 600, 000 square meters in shangyu and has its sales headquarter established in the capital city of zhejiang province, hangzhou
系由國家級重點高新技術企業金科科技集團控股發起設立的股份有限公司,創建於2001年5月,地處中國經濟最具活力的長江三角洲地區,杭州灣南岸的杭州灣精細化工園區毗鄰上海港與寧波港,現廠區佔地880苗,擁有員工600餘名,專業生產過碳酸鈉( spc ) 、四乙酰乙二胺( taed )和固體過氧乙酸。Thiourea dioxide, sodium percarbonate, furfuryl alcohol, furfural, thiourea, melamine, 2 - ethyl anthraquinore, titanium dioxide rutile, titanium dioxide anatase, hydroxythyl methyl cellulose, hydr
二氧化硫脲,甲脒亞磺酸, fas紙漿漂白劑,過碳酸鈉,糠醇,糠醛,硫脲,四乙酰乙二胺。The preparation of optically active composite is a promising alternative to obtain a kind of new and competitive sensing membrane for fiber optic sensors, and has attracted the global attention. in this thesis, the modified sol - gel sensing membranes based on fluorescence quenching have been prepared by using tetraethoxysilane ( teos ) and dimthyldimethoxysilane ( dds ) as the main material, formamide as the drying control chemical additive ( dcca ), ru ( phen ) 3cl2 and ru ( bpy ) 3cl2 as the indicator. this kind of membranes is crack - free and has low indicator - leaking rate
本文以四乙氧基硅烷( teos ) 、二甲基二乙氧基硅烷( dds )為主要原料,以甲酰胺為控制乾燥劑,二價釕離子絡合物釕( ) ?聯吡啶( ru ( bpy ) _ 3cl _ 2 )和釕( ) ?菲咯啉( ru ( phen ) _ 3cl _ 2 )為熒光指示劑,採用改進的溶膠凝膠技術,通過添加控制乾燥劑和有機摻雜兩種手段,制備了基於熒光猝滅原理的光纖氧敏感膜。Founded in may in 2001, zhejiang jinke chemicals co., ltd is a specialized manufacturer of daily used chemical raw materials
金科介紹,四乙酰乙二胺,過碳酸鈉,過氧乙酸,過硼,過氧化鈣,過氧化鎂Introduced beer brewing in the process the diacetyl formationmech anism and the influence factor and the control method, from theyeast mold mushroom spawn, the wheat juice component, pass craft and so on oxygen quantity carries on the adjustment, may in the ac tivecontrol beer the diacetyl content, the improvement beer maturity
摘要介紹了啤酒釀造過程中雙乙酰的形成機理及影響因素和控制方法,從酵母菌種、麥汁組分、通氧量等工藝進行調節,可以有效控制啤酒中雙乙酰的含量,改善啤酒的成熟度。In 1980, furchgott and his colleagues presented the first evidence that acetylcholine ( ach ), by acting on endothelial cells, stimulated the release of a relaxing factor ( edrf ) that acted on the preconstricted rabbit thoracic aorta to produce relaxation. a research interest on the endothelium - derived regulation of vascular tone, since then, is on the increase
自1980年furchgott發現乙酰膽堿( acetylcholine , ach )可通過內皮釋放一種舒張因子( edrf ) ,使預先收縮的免主動脈環鬆弛以來,人們對內皮源性血管張力調節機制進行了廣泛的研究,現已證實, edrf便是一氧化氮( no ) 。分享友人