TianJia Ounjẹ Ipilẹṣẹ Olupese Dimethylamide/Dimethylformamide
Lilo:Dimethylamide (DMF) jẹ ohun elo aise kemikali ti o ṣe pataki ati epo ti o ni agbara-giga, ti a lo ni akọkọ ni awọn ile-iṣẹ bii polyurethane, acrylic, pharmaceuticals, awọn ipakokoropaeku, awọn awọ, ẹrọ itanna, ati bẹbẹ lọ Gẹgẹbi fifọ ati oluranlowo imularada ni ile-iṣẹ polyurethane, o kun ti a lo ninu iṣelọpọ ti alawọ sintetiki tutu;Gẹgẹbi agbedemeji oogun sintetiki ni ile-iṣẹ oogun, o jẹ lilo pupọ ni iṣelọpọ ti doxycycline, cortisone, ati awọn oogun sulfonamide;Bi awọn kan epo ni akiriliki okun ile ise, o ti wa ni o kun lo fun gbẹ alayipo gbóògì ti akiriliki awọn okun;Ti a lo ninu ile-iṣẹ ipakokoropaeku lati ṣajọpọ daradara ati awọn ipakokoro ipakokoro oloro kekere;Ti a lo bi iyọdarọ awọ ni ile-iṣẹ dai;Quenching ti tinned irinše ati ninu ti Circuit lọọgan ninu awọn Electronics ile ise;Awọn ile-iṣẹ miiran pẹlu awọn gbigbe ti awọn gaasi eewu, awọn nkanmimu fun crystallization oogun, adhesives, ati bẹbẹ lọ.
Orukọ kemikali: N, N-dimethylacetamide
Dimethylacetamide jẹ pola ti o lagbara ti kii ṣe protonated epo ti o le tu awọn orisirisi agbo ogun ati pe o jẹ aiṣedeede patapata pẹlu omi, ethers, ketones, esters, bbl O ni imuduro igbona giga, resistance hydrolysis kekere, ipata kekere, ati majele kekere.O ni solubility ti o dara fun ọpọlọpọ awọn resini, paapaa resini polyurethane ati resini polyimide, ati pe o le ṣee lo bi epo fun awọn okun sintetiki ti ko gbona, awọn fiimu ṣiṣu, awọn aṣọ, awọn oogun, ati yiyi acrylonitrile.Dimethylacetamide, bi majele kekere, aaye ti o ga, ati polarity giga ti kii ṣe proton epo ati agbedemeji kemikali, ni lilo pupọ ni awọn aaye bii awọn ohun elo sintetiki, awọn oogun, awọn ipakokoropaeku, awọn okun kemikali, iṣelọpọ epo, ati awọn pigments Organic.
Kini awọn lilo akọkọ ti dimethyl formamide?
01ti a lo bi reagent analitikali ati epo fun resini ethylene ati acetylene
02jẹ epo epo ti o dara julọ ti a lo bi epo fun polyurethane, polyacrylonitrile, ati polyvinyl chloride, bakanna bi ohun elo aise fun awọn iyọkuro, awọn oogun, ati awọn ipakokoropaeku bii imidacloprid
03Dimethylformamide kii ṣe ohun elo aise kemikali ti o gbajumo nikan, ṣugbọn tun jẹ epo ti o dara julọ pẹlu ọpọlọpọ awọn lilo.Dimethylformamide jẹ ohun elo ti o dara fun ọpọlọpọ awọn polima giga gẹgẹbi polyethylene, polyvinyl chloride, polyacrylonitrile, polyamide, bbl O le ṣee lo fun yiyi tutu ti awọn okun sintetiki gẹgẹbi awọn okun polyacrylonitrile ati iṣelọpọ ti polyurethane;Ti a lo fun ṣiṣe fiimu ṣiṣu;O tun le ṣee lo bi awọn kan kun yiyọ fun yọ kun;O tun le tu diẹ ninu awọn pigments solubility kekere, fifun wọn ni awọn abuda ti awọn awọ.A lo Dimethylformamide fun isediwon hydrocarbon aromatic, bakanna fun yiya sọtọ ati gbigbapada butadiene lati ida C4 ati isoprene lati ida C5.O tun le ṣee lo bi reagent ti o munadoko fun yiya sọtọ awọn paati hydrocarbon lati paraffin.O ni yiyan ti o dara fun isokan ti isophthalic acid ati terephthalic acid: solubility ti isophthalic acid ni dimethylformamide tobi ju ti o wa ninu terephthalic acid.Iyọkuro iyọkuro tabi crystallization apa kan ni dimethylformamide le ya awọn meji.Ninu ile-iṣẹ petrochemical, dimethyl formamide le ṣee lo bi ohun mimu gaasi fun iyapa ati isọdọtun awọn gaasi.Ninu awọn aati Organic, dimethylformamide kii ṣe lilo pupọ bi epo, ṣugbọn tun jẹ agbedemeji pataki ni iṣelọpọ Organic.O le ṣee lo lati ṣe awọn chlorpyrifos ni ile-iṣẹ ipakokoropaeku;Ni ile-iṣẹ elegbogi, o le ṣee lo lati ṣajọpọ pyrimidine iodide, doxycycline, cortisone, Vitamin B6, iodoside, Qubijing, thiapyrimidine, N-formyl sarcolysin, antineoplastic acid, methoxyaromaine, bianzapine, cyclohexanone nitrourea, hemostfendroxy acid, Fenfurfendrogen , biliveratrol, chlorpheniramine, ati bẹbẹ lọ.Dimethylformamide ṣe ipa katalitiki ni hydrogenation, gbigbẹ, gbigbẹ, ati awọn aati dehalogenation, idinku iwọn otutu lenu ati imudarasi mimọ ọja.
04Titration ojutu ti kii ṣe olomi, epo fun resini ethylene ati acetylene, iṣelọpọ Organic, photometry, ipele iduro chromatography gaasi (o pọju iwọn otutu ti n ṣiṣẹ 50 ℃, kẹmika epo), Iyapa ati itupalẹ ti C2-C5 hydrocarbons, ati agbara lati ya deede, isobutene , cis, ati trans butene.Aloku ipakokoropaeku.Organic kolaginni.Peptide kolaginni.Ti a lo ni ile-iṣẹ fọtoyiya.
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