Ethylene Glycol: Nnuru a Wɔde Di Dwuma Pii ne Nea Ɛko Tia Nwini
Nnwuma Titiriw a Wɔde Di Dwuma
Wɔ kar adwumayɛ mu no, ethylene glycol yɛ ade titiriw a ɛwɔ antifreeze mu. Ɛbrɛ nsuo a ɛyɛ nwini no ase, na ɛmma nsuo a ɛma onwini nnyɛ nwini wɔ ɔhyew a ɛba fam mu, na ɛma nsuo a ɛbobɔ no kɔ soro, na ɛmma engine no nnyɛ hyew dodo. Wɔde nnuru a ekum nwini a wɔde ethylene glycol ayɛ di dwuma kɛse wɔ kar, lɔre, ne mfiridwuma mu nnwinnade a ɛma onwini yɛ mu na ama engine no ayɛ adwuma sɛnea ɛsɛ wɔ ɔhyew a ano yɛ den mu. Bio nso, ethylene glycol wɔ ɔhyew a ɛma ɛyɛ den yiye na esiw nsɛe ano, na ebetumi ama onwini nhyehyɛe ahorow no nkwa nna atrɛw.
Wɔ nnuruyɛ mu no, ethylene glycol yɛ ade a ɛho hia a wɔde yɛ nneɛma a nkwa wom. Wɔde yɛ polyethylene terephthalate (PET), ade titiriw a wɔde yɛ polyester nhama, resins, ne plastic nkotoku. Wobetumi nso de ethylene glycol ayɛ nneɛma ahorow a ɛwɔ abɔde mu te sɛ ethylene glycol ethers, esters, ne amines, a wɔde di dwuma kɛse wɔ nnuru a wɔde siw ano, nneɛma a wɔde kata so, ink, ne ɛlɛtrɔnik nnuru mu.
Wɔ nnuruyɛ mu no, wɔde ethylene glycol di dwuma sɛ ade a wɔde siw ano ne nea wɔde hyɛ ntam. Ebetumi apete nnuru no mu nneɛma bi, na ama nnuru no agyina pintinn na atumi afra mu yiye. Bio nso, wobetumi de ethylene glycol ayɛ nnuru bi a ɛwɔ ntam, te sɛ ethylene glycol ethers ne esters, a ɛwɔ dwumadie a ɛho hia wɔ nnuru a wɔyɛ mu.
Wɔ ntama adwuma mu no, wɔde ethylene glycol na ɛyɛ polyester nhama. Wonim polyester nhama sɛ ɛyɛ den kɛse, ɛtumi nsɛe, na ɛtumi kɔ so tra hɔ yiye, na wɔde di dwuma kɛse wɔ ntade, ofie ntama, ne mfiridwuma mu ntama mu. Ethylene glycol di dwuma titiriw wɔ polyester nhama a wɔyɛ mu denam terephthalic acid a ɛne no yɛ adwuma ma ɛyɛ polyethylene terephthalate (PET), na ɛma wonya polyester nhama a ɛyɛ papa.
Wɔ ɛlɛtrɔnik mfiri mu no, wɔde ethylene glycol di dwuma sɛ ade a wɔde siw ano ne nea wɔde yɛ onwini. Wobetumi de asiesie ɛlɛtrɔnik nneɛma, na wɔayi efĩ ne nneɛma a aka wɔ soro no afi hɔ. Bio nso, wɔde nsuonwini a wɔde ethylene glycol ayɛ di dwuma wɔ ɛlɛtrɔnik mfiri ahorow a ɛma ɔhyew no mu na ama ɔhyew no akɔ so ayɛ nea ɛyɛ den bere a wɔde adesoa kɛse reyɛ adwuma no.
Ɛmfa ho sɛ wɔde di dwuma wɔ mmeae pii no, ethylene glycol yɛ awuduru, na sɛnea wɔde di dwuma ne sɛnea wɔkora so no hwehwɛ sɛ wɔyɛ ahobammɔ ho nhyehyɛe a emu yɛ den. Ethylene glycol yɛ dɛ dɛ, nanso sɛ wowe a, ebetumi ama awuduru a emu yɛ den aba, enti ɛsɛ sɛ wɔkora so yiye na amma mmofra ne mmoa antumi ankɔ mu. Wɔ mfiridwuma mu nneɛma a wɔyɛ mu no, ethylene glycol a wɔde di dwuma no taa ba wɔ nhyehyɛe ahorow a wɔato mu mu na ama nneɛma a atwa yɛn ho ahyia no so nkɛntɛnso ketewaa bi.
Nsɛm a Wɔakyerɛkyerɛ mu
| Aguade no Edin | Ethylene Glycol a wɔde yɛ nneɛma | |||||||||
| Nnuru a Wɔde Yɛ Nnuru | C2H6O2 na ɛwɔ hɔ | |||||||||
| Molekyul Mu Mu duru | 62.07 g/mol na ɛyɛ adwuma | |||||||||
| Mmaeɛ | Nsu a ɛyɛ nwini a enni kɔla | |||||||||
| Nsuo a Ɛyɛ Nwene | -13.2°C na ɛwɔ hɔ | |||||||||
| Boiling Point a Ɛwɔ Hɔ | 197.3°C na ɛwɔ hɔ | |||||||||
| Muduro | 1.1132 g/cm3 na ɛwɔ hɔ | |||||||||
| CAS NO | 107 - 21 - 1. Nkyem | |||||||||
| HS Mmara no | 29053100 na ɛwɔ hɔ | |||||||||
| EINECS NO | 203 - 473 - 3. Nkyem | |||||||||
| Abisadeɛ | Wɔde yɛ polyester, antifreeze formulation, solvent, ne plasticizer a wɔyɛ | |||||||||
Quality Control Krataa
| Aguade no Edin | Ethylene Glycol a wɔde yɛ nneɛma | ||||||
| ADEƐ | STANDARD NSƐM (%) . | SƆHWƐ BALUE (%) . | |||||
| Ahotew,% ≥ | 99.8 | 99.9 | |||||
| Nkɔmmɔbɔ (Pt-Co),≤ | 5. 5. | 5. 5. | |||||
| Nneɛma a ɛyɛ den,g/cm3 | 1.1128-1.1138 na ɛwɔ hɔ | 1.1133 na ɛwɔ hɔ | |||||
| Nsuo a Ɛyɛ Dry,°C ≤ | 199 na ɛwɔ hɔ | 197.4 | |||||
| Nsuo a ɛwɔ mu,% ≤ | 0.1.1 | 0.05 na ɛwɔ hɔ | |||||
| Acidity(sɛ acetic acid),%≤ | 0.001 na ɛwɔ hɔ | 0.0007 na ɛwɔ hɔ | |||||
| Dade(Fe),% ≤ | 0.00001 na ɛwɔ hɔ | 0.000005 na ɛwɔ hɔ | |||||
| Nsuo a Ɛyɛ Nsuo a Ɛka,% ≤ | 0.001 na ɛwɔ hɔ | 0.0003 na ɛwɔ hɔ | |||||
| Diethylene glycol,% ≤ na ɛwɔ hɔ | 0.10 na ɛwɔ hɔ | 0.01 na ɛwɔ hɔ | |||||
| Aldehyde,% ≤ na ɛwɔ hɔ | 0.0008 na ɛwɔ hɔ | 0.00032 na ɛwɔ hɔ | |||||
Sɛ yɛbɛbɔ no mua a
Sɛ yɛbɛbɔ no mua a, ethylene glycol, sɛ́ nnuru a ɛho hia a wɔde yɛ nnuru a wɔde yɛ nneɛma a nkwa wom no di dwuma titiriw wɔ nnwuma pii mu. Ɛnyɛ sɛ ɛma nneɛma a wɔyɛ no yɛ adwuma yiye na ɛyɛ papa nko, na mmom ɛboa ma nnɛyi nnwuma nya nkɔso nso. Sɛ mfiridwuma mu nkɔso kɔ so a, anidaso a ɛwɔ hɔ sɛ wɔde ethylene glycol bedi dwuma no bɛtrɛw kɛse mpo.