N-Methyl pyrrolidone (NMP), molecular usoro: C5H9NO, English: 1-methy-2-pyrmolidinone mmiri, na-enweghị isi na mmiri ọ bụla, actoned hydrocarbons na organic ndị ọzọ Sọlọọgụ, ihe fọrọ nke nta ka ọ bụrụ sọlị niile zuru ezu kemịkal 204 ℃, Flash Point 91 ℃, Hygmoscopic, nkwụsi ike, enweghị corrosion na carbon ígwè, aluminom, ntakịrị ọla kọpa. O nwere uru viscosity dị ala, ezigbo kemịkal, oke polarity, dị ala, na ezighị oke na mmiri na-enweghị njedebe na ọtụtụ ndị na-eme ihe mgbaze na ọtụtụ ihe mgbaze. Ngwaahịa a bụ ọgwụ dị nro, ikike ịkwado itinye ikuku na ikuku bụ 100ppm.
Olu na nkwụsi ike:
1. Mmiri na-enweghị agba, ekpomeekpo amonia, oke mma nke ngwaahịa a. Enwere ike ịkpụ ya na mmiri, soluble n'ọtụtụ ahịhịa dị ka ether na acetone. Ọ nwere ike igbari ihe ka ọtụtụ organic ogige, polaganic ogige, mmanụ eke na polymen.
2. Akụrụngwa kemịkal: dịtụ mma na ndọpụ ngwọta. Mgbe 8 awa nke 4% nke sodium hydroxide ngwọta, 50% ~ 70% nke hydrolysis mere. Hydrolysis na-aputa ihe na ngere ma mepụta nke 4-meth aminocyl. N'ihi mmeghachi omume nke Cymbal Borge, ọ nwere ike ịmepụta Ketone ma ọ bụ sulfjerdoline.
3. Na ịdị adị nke alkaline camilysts, ọ nwere mmetụta nke Olif, na mmeghachi omume alkolated na-eme na nke atọ. N-Methyyyyyyyyyyyyy bụ ike alkaline ma nwee ike iwepụta nnu hydrochloride. Ejiri nnu nnu sie ike, dị ka ikpo oku na Nickel Bromide ruo 150 ℃, na-ewepụta nibr2 (C5H9ON) 3, na nsị nke 105 ℃.
Usoro imeputa:A na-enweta mmeghachi omume site na γ-ortyhochrodittes na methylemine. Nzọụkwụ mbụ nke mmeghachi omume ahụ bụ imepụta abụba 4-methyl-nkpu maka γ-orythlor, na nzọụkwụ nke abụọ, na nzọụkwụ nke abụọ, na nzọụkwụ nke abụọ. Enwere ike ịme mmeghachi omume abụọ ahụ n'usoro na tubà. The γ-Ma-20: 1.15, nrụgide bụ ihe dị ka 6MPA, na ọnọdụ okpomọkụ bụ 250 Celsius. Ọnụ ego ego ahụ bụ 90%. Ọ bụrụ na Kettle anti-Chemicalbook na-arụpụta, ego nke methylmine bụ 1.5-2.5 ugboro oge usoro iwu ahụ, na-eji nkwadebe ụlọ nyocha dị ka ọmụmaatụ. N'etiti 500ml hydrodower, 2mol γ-bustutone na 4 Mmiri mmiri na-agbakwunye ka emechie ya ma kpoo ya mechie na 280 Celsius C maka 4H. Mgbe obi jụrụ, wepụta methamine, distillation, na-anakọta 201-202 Celsist C isi ihe, na-enweta 180g nke ngwaahịa, na ego ga-abụ ihe dị ka 90%. Okike akụrụngwa (n'arọ / g) γ-orthhoboretin 980 methyline (40%) 860.
Ọrụ na nchekwa:
1. Usoro Nchekwa
Storelọ ahịa n'okpuru gas akọrọ, debe akpa ahụ, ma na-echekwa na ebe dị jụụ na nkụ.
2. Ọrụ na-eme ihe
Zere ikpughe: Ikwesiri inweta nduzi puru iche tupu ojiji. Zere ịkpọtụrụ anụahụ na anya. Zere iku mmanya na anwụrụ ọkụ. Abiala isi iyi. -Anaghị ese anwụrụ. Mee ihe iji gbochie mkpokọta static.
3. Cheta nchekwa
Enwere ebe dị jụụ na nchekwa. Debe akpa ahụ ma chekwaa ebe a kpọrọ nkụ. A ga-eji nlezianya kaa akara ma debe ọnọdụ kwụ ọtọ iji gbochie mkpọka. Mkpochapu nchekwa nke nchekwa na-emetụta iru mmiri.
Nkwakọ ngwaahịa: 200kg / drum
Oge post: Mar-27-2023