烷基季銨鹽 的英文怎麼說
中文拼音 [wánjījìǎnyán]
烷基季銨鹽
英文
alkyl quaternary ammonium salts-
Preparation and property of polycation pva
季銨鹽烷基醚化陽離子聚乙烯醇制備及性能At present, sodium bentonite was used as main raw material, and cationic surfactants such as long carbon chain quaternary ammonium salt and alkylamine were used as modifying agents when synthesize organobentonites
目前，制備有機膨潤土所用的原料主要為鈉基膨潤土，所用的插層劑主要是陽離子表面活性劑，如長碳鏈季銨鹽、烷基胺等。Anti - swelling of bentonite re - modified by alkyl quaternary ammonium salts
烷基季銨鹽二次改性膨潤土的防膨性能In the thesis, organic - montmorillonite ( org - mmt ) was obtained by an ion - exchange reaction between ca - montmorillonite ( ca - mmt ) and alkylammonium ion, leading to increase the basal spacing of montmorillonite
本文採用烷基季銨鹽對ca基蒙脫土進行有機化處理，使其成為有機蒙脫土（ org - mmt ） 。O - or n - alkylation was carried out directly by simple heating the mixture of carboxylic acid or amine with quaternary ammonium salt
將羧酸或胺類化合物與季銨鹽進行簡單的混合加熱，便可直接得到o -或n -烷基化產物。Au. the influence of several variables such as gold and cosolvent concentrations, shaking times, the ratio of tdmba and gold on the extraction of gold and the water concentration of the organic phase were studied. while the cosolvent ratio is more than 10 %, in the tdmba system, gold was extracted completely. the gold extraction mechanism was discussed on the bases of water concentrations of organic phases and infrared spectrum. it was found that the aggregation ratio of tdmba and au
等因素對萃取率的影響，並研究了有機相的連續萃取有機相金含量與水含量的關系。結果表明，助溶劑體積比10 %以上時，十四烷基二甲基芐基氯化銨對金具有萃取能力強，平衡時間短的特點。季銨鹽陽離子與au cnIn this thesis, the mesoporous silica was synthesized by using cationic surfactant cetyltrimethyl - amrnonium chloride ( ctab ) as template under strong acid condition, and ctab was extracted by hot ethanol
本文以陽離子表面活性劑? ?十六烷基三甲基季銨鹽（ ctab ）為結構模板劑，在強酸性條件下，合成了介孔氧化硅材料。The ommt used in this study were prepared by replacing na + ions in layered silicates with alkylammonium or alkylphosphonium cations by ion exchange. the two kinds of ommt can be represented by ammo - mmt and pho - mmt
一種為採用烷基季?鹽有機化處理的mmt （ pho - mmt ） ；另一種為採用烷基季銨鹽處理的商品有機土（ ammo - mmt ） 。However, the reserves of calcium bentonite is low and the surfactants are expensive, which bring many difficulties to industrialization. in this paper, an abundant and low cost raw material, calcium bentonite, and several new modifying agents such as compound quaternary ammonium salt with cheap caprolactam or anionic surfactant or silane coupling agent were used to synthesize new - type organobentonites, in the principal of efficient, cheap and simple
作者嘗試以資源十分豐富的鈣基膨潤土為原料，依據高效、廉價、使用簡單的原則，以傳統插層劑季銨鹽為基礎，分別用價格較低的己內酰胺、陰離子表面活性劑、硅烷偶聯劑部分取代季銨鹽作插層劑，來制備新型的有機膨潤土。分享友人