Ethylene Glycol: Ihe na-eme ka kemịkalụ na ihe na-egbochi oyi dị iche iche sie ike
Ubi Ngwa Ndị Dị Mkpa
N'ụlọ ọrụ ụgbọala, ethylene glycol bụ isi ihe na-egbochi oyi. Ọ na-ebelata ebe mmiri na-ajụ oyi, na-egbochi oyi ka ọ ghara ịfụ n'okpomọkụ dị ala, ma na-eme ka ebe ọkụ na-esi, na-egbochi oke ọkụ nke injin. A na-ejikarị ihe mgbochi oyi dabere na ethylene glycol eme ihe n'ọtụtụ ebe na sistemụ oyi nke ụgbọala, gwongworo, na ngwa ụlọ ọrụ mmepụta ihe iji hụ na injin na-arụ ọrụ nke ọma n'okpuru oke okpomọkụ. Na mgbakwunye, ethylene glycol nwere ezigbo nkwụsi ike okpomọkụ na ihe mgbochi nchara, nke nwere ike ịgbatị ndụ ọrụ nke sistemụ oyi.
N'ụlọ ọrụ kemịkalụ, ethylene glycol bụ ihe dị mkpa maka mmepụta organic. A na-eji ya emepụta polyethylene terephthalate (PET), ihe bụ isi maka eriri polyester, resins, na karama plastik. Enwere ike iji Ethylene glycol mepụta ọtụtụ ihe organic, dị ka ethylene glycol ethers, esters, na amines, nke a na-ejikarị eme ihe na ihe mgbaze, mkpuchi, inks, na kemịkalụ eletrọniki.
N'ụlọ ọrụ ọgwụ, a na-eji ethylene glycol eme ihe dị ka ihe mgbaze na ihe etiti. Ọ nwere ike ịgbaze ụfọdụ ihe ọgwụ, na-eme ka nkwụsi ike na ịgbaze nke ọgwụ dịkwuo mma. Na mgbakwunye, enwere ike iji ethylene glycol mepụta ụfọdụ ihe mgbochi ọgwụ, dị ka ethylene glycol ethers na esters, nke nwere ọrụ dị mkpa na mmepụta ọgwụ.
N'ụlọ ọrụ ákwà, a na-eji ethylene glycol emepụta eriri polyester. A maara eriri polyester maka ike dị elu ha, iguzogide iyi, na njigide ọdịdị dị mma, a na-ejikwa ha eme ihe n'uwe, ákwà ụlọ, na ákwà ụlọ ọrụ mmepụta ihe. Ethylene glycol na-arụ ọrụ dị mkpa n'imepụta eriri polyester site na imeghachi omume na terephthalic acid iji mepụta polyethylene terephthalate (PET), nke na-eme ka e nwee eriri polyester dị elu.
N'ụlọ ọrụ eletrọniki, a na-eji ethylene glycol eme ihe dị ka ihe mgbaze na ihe na-eme ka mmiri dị jụụ. Enwere ike iji ya hichaa ihe ndị dị na eletrọniki, wepụ ihe ndị na-adịghị mma na ihe ndị fọdụrụ n'elu. Na mgbakwunye, a na-eji ihe na-eme ka mmiri dị jụụ dabere na ethylene glycol eme ihe na sistemụ oyi nke ngwaọrụ eletrọniki iji nọgide na-enwe okpomọkụ kwụsiri ike n'oge ọrụ dị elu.
N'agbanyeghị ọtụtụ ojiji ya, ethylene glycol na-egbu egbu, ojiji ya na nchekwa ya chọrọ nlezianya nchekwa. Ethylene glycol nwere ụtọ dị ụtọ, mana iri ya nwere ike ibute nsi dị oke njọ, yabụ a ga-echekwa ya nke ọma ka ụmụaka na anụmanụ ghara ịbanye. N'ime mmepụta ụlọ ọrụ mmepụta ihe, ojiji nke ethylene glycol na-emekarị na sistemu mechiri emechi iji belata mmetụta gburugburu ebe obibi.
Nkọwapụta
| Aha Ngwaahịa | Ethylene Glycol | |||||||||
| Usoro Kemịkalụ | C2H6O2 | |||||||||
| Ibu Molekụla | 62.07 g/mol | |||||||||
| Ọdịdị | Mmiri mmiri viscous na-enweghị agba | |||||||||
| Ebe Mgbaze | -13.2℃ | |||||||||
| Isi Mmiri | 197.3℃ | |||||||||
| Njupụta | 1.1132 g/cm³ | |||||||||
| CAS NO | 107 - 21 - 1 | |||||||||
| Koodu HS | 29053100 | |||||||||
| EINECS NO | 203 - 473 - 3 | |||||||||
| Ngwa | A na-eji ya eme ihe maka mmepụta polyester, usoro mgbochi oyi, ihe mgbaze, na imepụta plasticizer | |||||||||
Mpempe akwụkwọ njikwa mma
| Aha Ngwaahịa | Ethylene Glycol | ||||||
| IHE | URU Ọkọlọtọ (%) | Uru Ule (%) | |||||
| Ịdị ọcha,% ≥ | 99.8 | 99.9 | |||||
| Chromaticity (Pt-Co), ≤ | 5 | 5 | |||||
| Njupụta, g/cm3 | 1.1128-1.1138 | 1.1133 | |||||
| Ebe Akọrọ, ℃ ≤ | 199 | 197.4 | |||||
| Mmiri mmiri,% ≤ | 0.1 | 0.05 | |||||
| Asịd (dị ka acetic acid),%≤ | 0.001 | 0.0007 | |||||
| Ígwè (Fe),% ≤ | 0.00001 | 0.000005 | |||||
| Ihe fọdụrụ na uzuoku,% ≤ | 0.001 | 0.0003 | |||||
| Diethylene glycol,% ≤ | 0.10 | 0.01 | |||||
| Aldehyde,% ≤ | 0.0008 | 0.00032 | |||||
Na nchịkọta
Na nchịkọta, ethylene glycol, dị ka ihe dị mkpa sitere na kemịkalụ organic, na-arụ ọrụ dị mkpa n'ọtụtụ ụlọ ọrụ. Ọ bụghị naanị na ọ na-eme ka arụmọrụ na ịdị mma nke ngwaahịa dịkwuo mma kamakwa ọ na-akwado mmepe nke ụlọ ọrụ ọgbara ọhụrụ. Site na ọganihu teknụzụ na-aga n'ihu, atụmanya ojiji maka ethylene glycol ga-adịkwu ukwuu.