Olupese Iye Didara N-VINYL PYRROLIDONE (NVP) CAS 88-12-0
Awọn itumọ ọrọ sisọ
1-VINYL-2-PYRROLIDINONE,99+%;N-Vinyl-2-pyrrolidone,iduroṣinṣin pẹlu Kerobit;N-Vinyl-2-pyrrolidone,iduroṣinṣin,98%Kemikali;N-VINYL-2-PYRROLIDINONE;N-VINYL-2- PYRROLIDONE; N-VINYLPYRROLIDONE; N-VINYLBUTYROLACTAM; 1-ethenyl-2-pyrrolidinon
Awọn ohun elo ti NVP
NVP jẹ lilo akọkọ lati ṣe agbejade polyvinylpyrrolidone, eyiti o jẹ lilo pupọ ni awọn aaye oogun, kemikali ojoojumọ ati ile-iṣẹ ounjẹ.
1. Ti a lo ni lilo pupọ ni awọn ohun ikunra, awọn ohun-ọgbẹ, oogun, awọn ohun elo ti o ni itara ati awọn aaye miiran
2. Fun awọn gels iselona irun, awọn disinfectants ile elegbogi, ati bẹbẹ lọ.
Ilana igbaradi ti N-ethylene pheasone, pẹlu awọn igbesẹ wọnyi: 1. Awọn ohun elo ti a ti sọ dihydrated ti igbaradi ti awọn ohun elo ti a ti sọ dihydrated ni sulfate fadaka, iṣuu soda aluminiomu silicate, dudu eedu funfun, amproof, ati olona-oxide.Iwọn naa jẹ: 0.5: 5: 3: 5: 10;Lara wọn, awọn multi-oxides ni awọn apapo marun ti oxidation marun meji -钒 ati oxide, tin oxide, ibalopo oxide, ati manganese oloro;O jẹ adalu marun ifoyina oloro ati oxide, marun ifoyina meji -钒 ati tin oxide, marun ifoyina meji -钒 ati manganese oxide ati manganese oloro.Adalu ti oloro-oxidation keje jẹ 0.2: 1: 2: 1. Awọn igbesẹ iṣelọpọ ti awọn olutọpa ti o gbẹ jẹ: dapọ imi-ọjọ fadaka, amproof, ati multi-oxides ni iwọn, lẹhinna fi awọn akoko 1 iwọn didun omi ti a ti sọ distilled, ṣatunṣe pH. iye sulfuric acid ati omi amonia si 6.5 si 7, ati lẹhinna fi iṣuu soda silicine ati silikoni soda ati ni ibamu si awọn iwọn.Eedu funfun jẹ dudu, kikan ati ki o ru lati ṣe ojutu iṣọkan;aruwo ninu omi wẹ ati ki o condense ojutu lati gbẹ, gbẹ ni 100-120 ° C fun 6 to 8h, ati ki o beki fun 3 to 5h ni 400 ~ 450 ° C. 2. Igbaradi ti N-hydroxyethylpylpyline (NHP) 1) Illa γ-butanol, ethanol kan, ati amonia ni ipin ti 1.2: 1: 0.2, ati awọn idahun ni 0.5MPa ati 40 ° C., Ṣe agbedemeji;2) Ṣafikun sieve molikula ti 0.1WT% ati 0.1WT% ti dilateyl dihal ether lati mu iwọn otutu pọ si 180 ° C lati jẹ ki o gbẹ nipasẹ 12h ni ipo idaduro;ohun ti a ṣe apejuwe bi a ti ṣalaye;kini a mẹnuba?Awọn molekula sieve ni 10xchemicalbook molikula sieve tabi 13X molikula sieve.Yi ọna ti a ti yan bi 10x molikula sieves;3) distillation decompression, igbale jẹ 0.095MPa, o si gba distillation ti aaye farabale ti 210 si 216 ° C. Pyrodorrone;3. Iṣe gbigbẹ gbigbẹ ti N-hydroxyetylpinol lati ṣe iṣiro distillation ti a gba ni igbaradi ti N-hydroxyethylpinols sinu nya, ti a dapọ pẹlu gaasi ipilẹ, awọn gaasi acetylene, ati nitrogen lati gba apapo ohun elo aise gaseous.Ipin idapọ jẹ 1: 0.5: 0.1: 0.1;Ṣe adalu ohun elo aise gaseous labẹ ipo ti riakito ibusun ti o wa titi ti ayase ti o gbẹ ni iwọn otutu ti 350 ° C, titẹ 0.01MPa ati iyara gaasi ti 50-300H-1, ati gbigbẹ ti gbígbẹ ni ti o wa titi Awọn olutọpa ibusun Awọn ayase ti wa ni kikan si 390 ° C. Lẹhin ti ifajẹ gbigbẹ ti de iwọntunwọnsi, ọja N-ethylene cephalopicone (NVP) ti yọkuro lati inu riakito ibusun ti o wa titi.Awọn gaasi ipilẹ jẹ o kere ju ọkan ninu amonia, methylemine, dihamine, trothalmine, ati ethimine.Gba ọna itupalẹ chromatography gaasi, ti o da lori γ-butthite bi boṣewa inu, ethanol bi awọn olomi, ṣe atupale ọja N-ethylene cheedone ti a pese sile nipasẹ ọna yii, ṣe iṣiro oṣuwọn iyipada NHP, yiyan yiyan NVP, wiwọle NVP, eyiti eyiti ipele ipele gaasi ipele alakoso, ti eyi ti gaasi alakoso alakoso alakoso, ti ipele ipele gaasi jẹ awọn ipo idanwo Chromatographic: Oluwari TCD, iwe irin alagbara, poly acetic glycol tannite dilate fixing solution, nitrogen ti kojọpọ, silicanerization 102 funfun itansan, gasification yara otutu 280 ° C, TCD oluwari otutu 165 ° C, awọn ọwọn, awọn ọwọn, awọn ọwọn Iwọn otutu ti 190 ° C;ṣe iṣiro nipasẹ itupalẹ ti kiromatografi gaasi: Oṣuwọn iyipada NHP ti 92.8%, yiyan yiyan NVP 91.5%, ati wiwọle NVP ti 85.6%.
Sipesifikesonu ti NVP
Apapo | Sipesifikesonu |
Ifarahan | Ko Liquid kuro |
Mimo | ≥99.5% |
Ọrinrin (WT%, KF) | ≤0.2% |
2-Pyrrodine | ≤0.2% |
Iye PH (10% ninu omi) | 7-10 |
Ìwọ̀n (D420g/ml) | 1.03-1.05 |
Àwọ̀ (Hazen) | ≤20 |
Iṣakojọpọ ti NVP
200kg / ilu
Ibi ipamọ yẹ ki o wa ni itura, gbẹ ati ventilate.