Ethylene Glycol: Kiimiko iyo Wakiil Ka-hortagga Qaboojiyaha oo Ujeeddo Badan leh
Goobaha Codsiga ee ugu Muhiimsan
Warshadaha baabuurta, ethylene glycol waa qayb muhiim ah oo ka mid ah ka hortagga qabowga. Waxay hoos u dhigtaa barta barafka ee biyaha, waxayna ka hortagtaa in qaboojiyaha uu barafoobo heerkulka hooseeya, waxayna kor u qaadaa barta karkaraya, taasoo ka hortagaysa kulaylka matoorka. Ka hortagga qabowga ku salaysan Ethylene glycol ayaa si weyn loogu isticmaalaa nidaamyada qaboojinta ee baabuurta, gawaarida xamuulka qaada, iyo qalabka warshadaha si loo hubiyo shaqada caadiga ah ee matoorka heerkulka daran. Intaa waxaa dheer, ethylene glycol wuxuu leeyahay sifooyin wanaagsan oo xasillooni kuleyl iyo xakameyn daxaleed, taas oo kordhin karta cimriga adeegga nidaamyada qaboojinta.
Warshadaha kiimikada, ethylene glycol waa walax ceeriin ah oo muhiim u ah isku-darka dabiiciga ah. Waxaa loo isticmaalaa in lagu soo saaro polyethylene terephthalate (PET), oo ah walaxda ugu weyn ee ceeriin ee fiilooyinka polyester-ka, resins-ka, iyo dhalooyinka balaastikada ah. Ethylene glycol waxaa sidoo kale loo isticmaali karaa in lagu sameeyo noocyo kala duwan oo isku-dhafan oo dabiici ah, sida ethylene glycol ethers, esters, iyo amines, kuwaas oo si weyn loogu isticmaalo dareerayaasha, dahaarka, khad, iyo kiimikooyinka elektaroonigga ah.
Warshadaha dawooyinka, ethylene glycol waxaa loo isticmaalaa dareere iyo dhexdhexaad. Waxay milmi kartaa qaybaha daawada qaarkood, iyadoo hagaajinaysa xasilloonida iyo milmida daawooyinka. Intaa waxaa dheer, ethylene glycol waxaa loo isticmaali karaa in lagu sameeyo dhexdhexaadiyeyaasha dawooyinka qaarkood, sida ethylene glycol ethers iyo esters, kuwaas oo leh codsiyo muhiim ah oo ku saabsan isku-darka daawada.
Warshadaha dharka, ethylene glycol waxaa loo isticmaalaa in lagu soo saaro fiilooyinka polyester-ka. Fiilooyinka polyester-ka waxaa loo yaqaanaa xooggooda sare, iska caabbinta xirashada, iyo ilaalinta qaabka wanaagsan, waxaana si weyn loogu isticmaalaa dharka, dharka guriga, iyo dharka warshadaha. Ethylene glycol wuxuu door muhiim ah ka ciyaaraa soo saarista fiilooyinka polyester-ka isagoo la falgalaya aashitada terephthalic si uu u sameeyo polyethylene terephthalate (PET), taasoo keenta fiilooyin polyester tayo sare leh.
Warshadaha elektaroonigga, ethylene glycol waxaa loo isticmaalaa dareere iyo qaboojiye ahaan. Waxaa loo isticmaali karaa in lagu nadiifiyo qaybaha elektaroonigga ah, iyadoo laga saarayo wasakhda dusha sare iyo haraaga. Intaa waxaa dheer, qaboojiyeyaasha ku salaysan ethylene glycol ayaa loo isticmaalaa nidaamyada qaboojinta ee aaladaha elektaroonigga ah si loo ilaaliyo heerkulka deggan inta lagu jiro hawlgalka culayska badan.
Iyadoo ay jiraan noocyo badan oo loo isticmaalo, ethylene glycol waa sun, isticmaalkeeda iyo kaydinteedana waxay u baahan yihiin taxaddarro ammaan oo adag. Ethylene glycol wuxuu leeyahay dhadhan macaan, laakiin cunistiisu waxay sababi kartaa sumeyn daran, sidaa darteed waa in si habboon loo kaydiyaa si looga hortago in carruurta iyo xayawaanku ay galaan. Wax soo saarka warshadaha, isticmaalka ethylene glycol wuxuu caadi ahaan ka dhacaa nidaamyada xiran si loo yareeyo saameynta deegaanka.
Tilmaamaha
| Magaca Badeecada | Ethylene Glycol | |||||||||
| Qaaciddada Kiimikada | C2H6O2 | |||||||||
| Miisaanka Molekulerka | 62.07 g/mol | |||||||||
| Muuqaalka | Dareere aan midab lahayn oo dareere ah | |||||||||
| Barta Dhalmada | -13.2℃ | |||||||||
| Barta Karkarinta | 197.3℃ | |||||||||
| Cufnaanta | 1.1132 g/cm³ | |||||||||
| Lambarka CAS | 107 - 21 - 1 | |||||||||
| Koodhka HS | 29053100 | |||||||||
| Lambarka EINECS | 203 - 473 - 3 | |||||||||
| Codsiga | Waxaa loo isticmaalaa soo saarista polyester-ka, qaacidada ka hortagga qabowga, dareeraha, iyo soo saarista balaastikada | |||||||||
Xaashida Xakamaynta Tayada
| Magaca Badeecada | Ethylene Glycol | ||||||
| SHAYGA | QIIMAHA CAADIGA AH (%) | QIIMAHA TIJAABADA (%) | |||||
| Nadiifnimo,% ≥ | 99.8 | 99.9 | |||||
| Chromaticity (Pt-Co), ≤ | 5 | 5 | |||||
| Cufnaanta, g/cm3 | 1.1128-1.1138 | 1.1133 | |||||
| Barta Qallalan, ℃ ≤ | 199 | 197.4 | |||||
| Qoyaan,% ≤ | 0.1 | 0.05 | |||||
| Aashitada (sida aashitada acetic),%≤ | 0.001 | 0.0007 | |||||
| Birta (Fe),% ≤ | 0.00001 | 0.000005 | |||||
| Haraaga uumiga,% ≤ | 0.001 | 0.0003 | |||||
| Diethylene glycol,% ≤ | 0.10 | 0.01 | |||||
| Aldehyde,% ≤ | 0.0008 | 0.00032 | |||||
Marka la soo koobo
Marka la soo koobo, ethylene glycol, oo ah walax muhiim ah oo kiimiko dabiici ah, ayaa door muhiim ah ka ciyaarta warshado badan. Ma aha oo kaliya inay kor u qaaddo waxqabadka iyo tayada wax soo saarka laakiin sidoo kale waxay taageertaa horumarinta warshadaha casriga ah. Iyada oo la marayo horumarka tignoolajiyada ee joogtada ah, rajada codsiga ee ethylene glycol ayaa sii ballaaran doonta.