Tetrahydfuran

Tetrahydfuran, ndebiri nke a, bụ onyinye heterocyclic ogige. So na klaasị ether, bụ ihe egwu dị egwu na-eme ka ngwaahịa a na-eme ngwa ngwa.

Tetrahydfuran bụ otu n'ime etrers polar polar siri ike. A na-eji ya dị ka onye na-ajụ amị polvant na mmeghachi omume kemịkalụ na mmịpụta. Ọ bụ mmiri mmiri na-enweghị agba na ụlọ okpomọkụ ma nwee isi yiri nke ahụ. Na mmiri, ethanol, ethetone, acetone, akwụkwọ kemịkalụ Benzene na ndị ọzọ na-edozi somecuc, nke a maara dị ka "ihe na-agba mbọ" Universal ". Na ụlọ okpomọkụ na mmiri nwere ike ịdị na-eziga nke ọma, ụfọdụ azụmaahịa na-akwadoghị bụ iji ihe a na Tetrahydfuran mmiri res respositen. N'ihi ọchịchọ nke thf iji mepụta peroxides na nchekwa, a na-agbakwunye na antioxidant BHT na ngwaahịa mmepụta ụlọ ọrụ. Ọdịnaya mmiri ≦ 0.2%. O nwere njirimara nke oke mma, oke esi na ezigbo mmiri.

Ngwongwo kemịkal:mmiri na-enweghị atụ na-enweghị isi. Agwakọtara na mmiri, mmanya, ketone, Benzene, Ester, EES, na hydrocarbons.

Ngwa bụ isi:

1.

Tetrahydrofun n'onwe ya nwere ike ịbụ polycontion (site na congymentalization-spymermerization) n'ime polytetramethyylene ether Diol diolonan homopolopyl. Ptmeg na toluene diisocyanate (TDI) nke eji iyi iguzogide, na-eguzogide, arụmọrụ dị ala, ike nke roba pụrụ iche; A kwadebere ihe polyester polyester na-agbanwe agbanwe na duethylthalate na 1, 4-boonediol. PTMEG nwere oke molecular nke 2000 na p-phenyl) diosocyanate (MDI) iji mee ka eriri polyurtethanite), roba pụrụ iche na ebumnuche pụrụ iche na-ekpuchi akụrụngwa. Ojiji kachasị mkpa iji TTF bụ maka mmepụta PTMEG. Dị ka ọnụ ọgụgụ siri ike, ihe dị ka 80% nke THF zuru ụwa ọnụ maka mmepụta PTMEG, yana PTMEG bụ maka mmepụta nke eriri nke spandex.

2. Nsogbu nwere arụmọrụ dị mma:

Tetrahydrofun bụ nke a na-ejikarị ihe na-eme ihe ziri ezi, ọkachasị adabara maka PVC, polyvidosive chloride na igwe na-acha uhie uhie nwere ike ịbụ nchịkwa nke aluminom Ọkpụkpụ ọkpụrụkpụ na-enwu. Sọlị mkpuchi maka mkpuchi tebụl, nhicha nke PVC, na-ewepu PVC ihe nkiri, a na-ejikarị mkpuchi mkpuchi, na-ejikọ ya, na-echebe ya, na-ewepu ya na ndị ọrụ ọgwụgwọ maka akpụkpọ anụ ahụ.

3

Maka mmepụta nke tetrahydroophopene, 1.4- Dichlorothane, 2.3- Dichlorotetrahydrofurrahydrofun, Valerolactone, Ọyl Laccone na Pyrolidone. N'ime ụlọ ọrụ ọgwụ, a na-eji ya na njikọta nke ụkwara, rifomycin, progestestone na ọgwụ hormone. Tetrahydrohiol na-emepụta ya site na ọgwụgwọ na-aga n'ihu na mmanụ ọkụ na mmanụ mmanụ (njirimara njirimara), ma bụkwa isi ihe na-eme ihe na ụlọ ọrụ ọgwụ.

4. Ojiji ndị ọzọ:

Chromatograph chromatograon chromatonic (gel permeatoon chè) Mba na-abawanye, ọchịchọ nke Tetrahydrofun na-egosikwa usoro uto dị ngwa ngwa.

Ihe egwu:Tetrahydrofun bụ mmiri mmiri nke nwere obere flash, nke ukwuu na-ere ọkụ, ebe mgbapụta nwere ike ịpụta ngwakọta na ikuku, ihe dị ka 1.5% ~ 12% (nsị olu), na mgbakasị ahụ. Ọdịdị ya dị oke mma bụkwa ihe nchekwa nchekwa. Nchebara nchekwa kachasị ukwuu na THFS bụ usoro ngwa ngwa peruxic na-agbawa ma ọ bụrụ na ikuku. Iji belata ihe egwu a, a na-agbakwunye thfs dị na mbụ na-agbakwunye ya na 2, 6-datyp-crol (bht) iji gbochie mmepụta nke organic peruxic peroxic peroxic. N'otu oge ahụ, a gaghị akpọnwụ na-akpọnwụ n'ihi na mkpụrụ osisi organic peroxic ga-etinye uche na ebe distillaue.

Arụ Ọrụ Arụ Ọrụ:Emechiri emechi, ikuku ikuku. A ga-azụrịrị ndị ọrụ aka ọzụzụ pụrụ iche ma na-anọgide na-anọgide na-arụ ọrụ. A na-atụ aro ya na ndị na-arụ ọrụ na-eyi nzacha gas nzacha gas (iko nchekwa nchekwa, uwe mgbochi, na mmanụ ọkụ na-eguzogide mmanụ. Na-apụ n'ọkụ, isi iyi ọkụ, enweghị ise siga n'ebe ọrụ. Jiri usoro ikuku na akụrụngwa. Gbochie uzuzu site na iwepu ikuku ebe oru. Zere kọntaktị na ehihidint, acids na ntọala. A ga-achịkwa ọnụego a na-asọpụta n'oge ndochi, ma enwere ngwaọrụ na-egbochi iji gbochie mkpokọta eletrik. Mgbe ejikwa ya, a ga-eme ka à ga-ebugharị ya, a ga-eme ya iji gbochie mmebi nke ịkwakọba na akpa. Kwadebere ngwa dịgasị iche iche dabara adaba na akụrụngwa ọkụ na akụrụngwa mgbanyụ ọkụ. Akpa tọgbọ chakoo nwere ike ịnwe ebe na-emerụ ahụ.

Nchekwa nchekwa:Ọ na-abụkarị ihe eji eme ihe. Chekwaa na ụlọ nkwakọba ihe dị jụụ. Zere ọkụ na ọkụ. Ọnọdụ okpomọkụ nke ụlọ nkwakọba ihe ekwesịghị gafere 30 ℃. A ga-akara ngwugwu ahụ ma ọ bụghị na ikuku. Ekwesịrị ịchekwa ya iche na oxidizers, acids na ntọala, ma ekwesịghị ịgwakọta. A nabatara ọkụ ọkụ na akụrụngwa mkpuchi mkpuchi. Ejila ngwa ọrụ na ngwaọrụ ndị na-adịkarị ọkụ. A ga-enwerịrị mpaghara nchekwa ahụ nwere ngwa ọrụ mberede na akụrụngwa dabara adaba.

Nkwakọ ngwaahịa: 180kg / Drum