pyrrolidone 中文意思是什麼
pyrrolidone
解釋
吡咯烷酮-
Pvp polyvinyl pyrrolidone series products pvp - p series ethylidene povidone series product pvp - i
聚乙烯吡咯烷酮系列pvp - p -
Pvp polyvinyl pyrrolidone pvp series product pvp - va series
聚乙烯吡咯烷酮pvp系列pvp - va -
Galaph i : galaph i series are water insoluble pvpp or crosslink polyvinyl pyrrolidone crospovidone usp as disintegration for
Galaph i :用於醫藥的水不溶pvpp交聯聚乙烯吡咯烷酮crospovidone -
Galafo croslink - pyrrolidone pvpp for beer applications
用於飲料,啤酒穩定劑的交聯pvpp -
Galaph k is water soluble pvp polyvinyl pyrrolidone powder povidone usp is our key product, this grade
是本公司研製開發的醫藥輔料,產品質量符合美國藥典,歐洲藥典和日本藥典。 -
N - methyl pyrrolidone is colorless clear liquid, has tiny ammoniacal odour ; is a strong polar organic solvent, can dissolve each other with water and general organic solvent by any proportion
-吡咯烷酮為無色或微黃色澄凈液體,有微氨味是一種強極性有機溶劑,可與水和一般有機溶劑以任意比例互溶。 -
Experimental study on interleukin - 12 gene therapy induced by polyvinyl pyrrolidone for micro hepatoma in mouse
12基因治療小鼠肝癌微小病灶的實驗研究 -
The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation, the violet visible spectrophotometer, the laser particle size analyzer and scanning electron microscopy ( sem ). the following aspects of the production technique were carefully studied : 1. the effects of surfactants, poly ( vinyl alcohol ) ( pva ), poly ( vinyl pyrrolidone ) ( pvp ), sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated
本研究的主要內容有以下三個方面: 1 、研究了陰離子表面活性劑、非離子表面活性劑、聚乙烯醇( pva ) 、聚乙烯基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、聚丙烯酸鈉( pa - na )對石墨在水中分散性和穩定性的影響; 2 、研究了分散方法、分散介質、 ph值及羧甲基纖維素鈉( cmc )含量對石墨在水中分散性和穩定性的影響; 3 、研究了聚乙烯醇( pva ) 、聚乙烯基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、聚丙烯酸鈉( pa - na )四種助分散劑與羧甲基纖維素鈉( cmc )復配對石墨在水中分散性和穩定性的影響。 -
Abstract : the photografting polymerization of n - vinyl pyrrolidone ( nvp ) on the surface of ldpe film with photo grafting method was studied and ldpe - g - nvp was chara cterized by ftir qualitatively
文摘:採用一步法和二步法研究了聚乙烯薄膜表面的n -乙烯基吡咯烷酮光接枝反應,並用傅立葉變換紅外光譜儀定性表徵了反應結果。 -
Abstract : large quantities of spheric silver colloidal particles, which were protected by poly vinyl pyrrolidone ( pvp ), can be converted into flake silver powders using photoinduced method
摘要:將銀溶膠用適當的保護劑保護后,置於一定波長的可見光下進行輻照可以得到納米級片狀銀粉。 -
Study on the photochromism of phosphotungstic acid polyviny pyrrolidone nanocomposite films
聚乙烯基吡咯烷酮納米復合膜的光致變色性能 -
Catalytic dehydration of n - hydroxylethyl pyrrolidone on reox and mox doped nnanozro2 catalysts
2催化劑催化羥乙基吡咯烷酮脫水反應研究 -
In order to improve pvp hydrogel material ' s mechanism and penetrability, gamma - ( methylacryloyl - oxy ) propyl - trimethoxysilane ( trademark ) was choosed to modify polyvinyl - pyrrolidone ( pvp ) hydrogels. the synthesis and capability of organic silicon modified pvp hydrogel contact lens material was mainly studied in this article
為了克服水凝膠材料的這些缺點,本文進行有機硅改性pvp水凝膠接觸透鏡材料的合成及性能研究,用有機硅提高水凝膠材料的機械強度的同時提高材料的滲透性能。 -
Use as organic synthetic material : polyvinyl pyrrolidone, polyamide fiber, naofukang and so on
密閉避光低溫,中性或弱堿性條件下儲存。 -
According to the problems in current research, my works have four parts as following : 1. cds nanoparticles were synthesized by surface - modified with thiourea and stabilized by poly ( n - vinyl - 2 - pyrrolidone ) ( pvp ). the results showed that cds nanoparticles, which exhibited significantly quantum size effect and enhanced luminescence, were prepared through the surface modified with thiourea
鑒于目前使用苯硫酚修飾對cds納米粒子的熒光具有強烈的淬滅作用,而硫醇具有較強的毒性,本研究用硫脲作表面修飾劑,以聚乙烯吡咯烷酮( pvp )作穩定劑制備了粒徑分佈較均勻、性能穩定的cds納米粒子。 -
Pvp polyvinyl pyrrolidone series products pvp - p series
聚乙烯吡咯烷酮pvp系列pvp - va -
Pvp polyvinyl pyrrolidone pvp - k series products
聚乙烯吡咯烷酮系列pvp - k -
Pvp polyvinyl pyrrolidone pvp series product pvp - va series - pyrrolidone
乙烯基吡咯烷酮系列pvp - i -
Product description - pyrrolidone is colorless or yellowish clear liquid, has tiny ammoniacal odour ; is a strong polar organic solvent, can dissolve each other with water and general organic solvent by any proportion
物理特性:在室溫下呈無色或淺黃色透明液體,有輕微的氣味,溶於水及各種有機溶劑,極易水解和聚合。 -
Surface modified with polyvinyl pyrrolidone ( pvp ) nanoparticles pbs, cds and pbs / cds systems are fabricated using sol - gel method under different preparation conditions, which has advantages of easy control of stoichiometric, simple equipments and low cost
在第三章,我們採用溶膠凝膠法制備了用同一種修飾劑聚乙烯烷酮( pvp )修飾的pbs納米微粒、 cds納米微粒及pbs cds納米復合體系。
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