Mai ƙera Farashi Mai Kyau N-VINYL PYRROLIDONE (NVP) CAS 88-12-0

Ana amfani da NVP ne musamman wajen samar da polyvinylpyrrolidone, wanda ake amfani da shi sosai a fannin likitanci, sinadarai na yau da kullun da kuma masana'antar abinci.

1. Ana amfani da shi sosai a fannin kayan kwalliya, sabulun wanki, magani, kayan da ke rage tasirin haske da sauran fannoni.

2. Don gels na gyaran gashi, magungunan kashe ƙwayoyin cuta na kantin magani, da sauransu.

Tsarin shirya N-ethylene pheasone, gami da matakai masu zuwa: 1. Masu haɓaka bushewar iska na shirya mai haɓaka bushewar iska sun ƙunshi azurfa sulfate, sodium aluminum silicate, farin gawayi baƙi, amproof, da multi-oxide. Kashi shine: 0.5: 5: 3: 5: 10; Daga cikinsu, multi-oxides sune gauraye biyar na oxidation guda biyar -钒 da oxide, tin oxide, sex oxide, da manganese dioxide; Cakuda ne na oxidation dioxide guda biyar da oxide, oxidation guda biyar -钒 da tin oxide, oxidation guda biyar -钒 da manganese oxide da manganese dioxide. Cakuda na oxidation dioxide na bakwai shine 0.2: 1: 2: 1. Matakan samar da masu haɓaka bushewar iska sune: haɗa azurfa sulfate, amproof, da multi-oxides a cikin rabo, sannan ƙara sau 1 na ruwan da aka tace, daidaita ƙimar pH na sulfuric acid da ruwan ammonia zuwa 6.5 zuwa 7, sannan ƙara sodium silicine da sodium siliconate kuma daidai gwargwado. Gawayi fari baƙi ne, an dumama shi kuma an motsa shi don ya zama ruwan da aka saba; a zuba a cikin ruwan wanka sannan a narkar da maganin ya bushe, ya bushe a zafin 100-120 ° C na tsawon awanni 6 zuwa 8, sannan a gasa na tsawon awanni 3 zuwa 5 a zafin 400 ~ 450 ° C. 2. Shirya N-hydroxyethylpylpyline (NHP) 1) A haɗa γ-butanol, ethanol ɗaya, da ammonia a rabo na 1.2: 1: 0.2, kuma ya yi aiki a 0.5MPa da 40 ° C., A yi tsaka-tsaki; 2) A ƙara sieve na kwayoyin halitta na 0.1WT% da 0.1WT% na dilateyl dihal ether don ƙara zafin jiki zuwa 180 ° C don ya bushe da awanni 12 a cikin yanayin da aka riƙe; abin da aka bayyana kamar yadda aka bayyana; me aka ambata? Sieve na kwayoyin halitta shine sieve na kwayoyin halitta na 10xchemicalbook ko sieve na kwayoyin halitta na 13X. An zaɓi wannan hanyar a matsayin sieves na kwayoyin halitta guda 10; 3) distillation na decompression, injin yana da 0.095MPa, kuma yana tattara distillation na wurin tafasa na 210 zuwa 216 ° C. Pyrodorrone; 3. Amsar bushewar N-hydroxyetylpinol don yin maki distillation da aka samu a cikin shirya N-hydroxyethylpinols cikin tururi, wanda aka haɗa da iskar alkaline, iskar acetylene, da nitrogen don samun cakuda kayan gas. Rabon gauraye shine 1: 0.5: 0.1: 0.1; Yi cakuda kayan gas ɗin a ƙarƙashin yanayin reactor na gado mai tsayayyen na mai kara kuzari a zafin jiki na 350 ° C, matsin lamba na 0.01MPa da saurin iskar gas na 50-300H-1, da kuma bushewar ruwa a cikin reactor na gado mai tsayayyen. Ana dumama mai kara kuzari zuwa 390 ° C. Bayan amsawar bushewar ruwa ta kai ma'auni, ana fitar da samfurin N-ethylene cephalopicone (NVP) daga reactor na gado mai tsayayyen. Iskar alkaline aƙalla ɗaya ne daga ammonia, methylemine, dihamine, trothalmine, da ethimine. An ɗauki hanyar nazarin chromatography na gas, bisa ga γ-buthite a matsayin ma'aunin ciki, ethanol a matsayin abubuwan narkewa, an yi nazarin samfurin cheedone na N-ethylene da aka shirya ta wannan hanyar, an ƙididdige ƙimar juyawar NHP, zaɓin NVP, kuɗin shiga na NVP, daga ciki akwai matakin lokacin iskar gas, daga ciki akwai matakin lokacin iskar gas, daga ciki akwai matakin lokacin lokaci na iskar gas, daga ciki akwai yanayin gwajin Chromatographic: na'urar gano TCD, ginshiƙin bakin ƙarfe, maganin gyaran dilate na poly acetic glycol tannite, an ɗora nitrogen, silicanerization 102 farin bambanci, zafin ɗakin gasification 280 ° C, zafin TCD na gano TCD 165 ° C, ginshiƙai, ginshiƙai, ginshiƙai. Zafin jiki na 190 ° C; an ƙididdige shi ta hanyar nazarin chromatography na gas: ƙimar juyawar NHP na 92.8%, zaɓin NVP 91.5%, da kuma kuɗin shiga na NVP na 85.6%.