Igama Lomkhiqizo:I-Ethylene glycol tertiary butyl ether (ETB)
Inombolo ye-CAS:7580-85-0
Ifomula yama-molecule:C6H14O2
Isisindo sama-molecule:118.18
Izakhiwo zomzimba nezamakhemikhali
I-Ethylene glycol tertiary butyl ether (ETB): I-organic chemical material, engenambala futhi esobala evuthayo enokunambitheka kwe-mint. Incibilika ezinyibilikisini eziningi eziphilayo, ingancibilikisa i-amino, i-nitro, i-alkyd, i-acrylic nezinye izinhlayiya. Ezingeni lokushisa legumbi (25 ° C), ingaxutshwa namanzi, ubuthi obuphansi, ukucasuka okuncane. Ngenxa yemvelo yayo ehlukile ye-hydrophilic kanye nekhono lokuncibilikisa i-fusion, ngakho-ke inomkhuba obanzi wentuthuko emkhakheni wezingubo zokuvikela imvelo kanye namandla amasha.
| Ukusebenza | Ipharamitha | Ukusebenza | Ipharamitha |
| Ubuningi obuhlobene (amanzi = 1) | 0.903 | Iphuzu lokuqala lokubilisa | 150.5℃ |
| Indawo yokuqandisa | <-120℃ | 5% | 151.0℃ |
| Indawo Yokusha (ivaliwe) | 55℃ | Ukuhluzwa okungu-10% | 151.5℃ |
| Izinga lokushisa lokushisa | 417℃ | Ukuhluzwa okungu-50% | 152.0℃ |
| Ukuqina kobuso (20 ℃) | 2.63 Pa | Ukuhluzwa okungu-95% | 152.0℃ |
| Umfutho womusi (20 ° C) | 213.3 Pa | Inani le-distillate (Vol) | 99.9% |
| Ipharamitha yokuncibilika | 9.35 | Indawo eyomile | 152.5℃ |
Ukusetshenziswa:I-ethylene glycol tertiary butyl ether, enye indlela eyinhloko esikhundleni se-ethylene glycol butyl ether, ngokuphambene nalokho, iphunga eliphansi kakhulu, ubuthi obuphansi, ukusebenza okuphansi kwe-photochemical, njll., ukucasuka okuncane esikhumbeni, kanye nokuhambisana namanzi, ukuqina kokusabalala kopende we-latex. Ukuhambisana okuhle nama-resin amaningi kanye nezinyibilikisi eziphilayo, kanye nokuphilizeka okuhle kwamanzi. Ingasetshenziswa kabanzi emikhakheni eminingi efana nokugqoka, uyinki, i-ejenti yokuhlanza, i-ejenti yokumanzisa i-fiber, i-plasticizer, i-organic synthesis intermediate kanye ne-paint remover. Ukusetshenziswa kwayo okuyinhloko kungokulandelayo:
1. Ai-solvent yokumboza u-queous: ikakhulukazi izinhlelo zamanzi ezinyibilikayo, upende wemboni yopende we-latex ohlakazeka ngamanzi. Ngenxa yokuthi inani le-HLB le-ETB liseduze no-9.0, umsebenzi walo ohlelweni lokuhlakaza udlala indima njenge-dispersant, i-emulsifier, i-rheological agent kanye ne-cosolvent. Isebenza kahle ngopende we-latex, i-colloidal dispersion coating kanye ne-aqueous resin coating ezingxenyeni zamanzi. , Ngopende wangaphakathi nowangaphandle ezakhiweni, i-primer yezimoto, i-color tinplate kanye neminye imikhakha.
2. Pakuyona i-solvent
2.1Njenge-dispersant. Ukukhiqizwa kopende olukhethekile olumnyama nolumnyama olumnyama olukhethekile lwe-acrylic, upende we-acrylic ngokuvamile udinga isikhathi esiningi ukuze ugaye i-carbon black enombala ophezulu ukuze kufezwe ubuncane obuthile, kanye nokusetshenziswa kwe-ETB efakwe i-carbon black enombala ophezulu, isikhathi sokugaya singancishiswa ngaphezu kwesigamu, futhi ngemva kokuqeda ukubukeka kopende kubushelelezi futhi kubushelelezi.
2.2Njenge-ejenti yokulinganisa, ithuthukisa isivinini sokomisa upende wokusabalala kwamanzi, ukushelela, ukucwebezela, nokuqina kokunamathela. Ngenxa yesakhiwo sayo se-tert-butyl, inamandla aphezulu okuqina kwe-photochemical kanye nokuphepha, ingasusa ama-pinholes efilimu yopende, izinhlayiya ezincane kanye nama-bubbles. Izembozo zamanzi ezenziwe nge-ETB zinokuqina okuhle kokugcina, ikakhulukazi ngaphansi kwezimo zokushisa eziphansi ebusika.
2.3Thuthukisa ukucwebezela. I-ETB esetshenziswa kupende we-amino, upende we-nitro, ukuvimbela ukukhiqizwa kwezimpawu ezifana ne-"orange peel", ukucwebezela kwefilimu yopende kwanda ngo-2% kuya ku-6%.
3. Ii-nk dispersantI-ETB esetshenziswa njenge-inki solvent eyenziwe, noma njenge-dispersant ehlanjululwe esetshenziswa kuma-inki okunyathelisa, ungayithuthukisa kakhulu i-rheology ye-inki, ithuthukise ikhwalithi yokunyathelisa okusheshayo kanye nokucwebezela, ukunamathela.
4. Fi-ejenti yokukhipha i-iberInkampani yase-US Alied-Signal ifinyelele ku-76% wamafutha amaminerali aqukethe imicu ye-polyethylene enokukhishwa kwe-ETB, ngemuva kokukhishwa kwamafutha e-fiber amaminerali ehle ngo-0.15%.
5. Idayi ye-phthalocyanine ye-Titanium DioxideI-Japanese Canon company to Ti (OBu) 4-amino-1,3-isoindoline yesisombululo se-ETB yavuselelwa ku-130 ℃ amahora ama-3, kwatholakala udayi we-titanium Phthalocyanine omsulwa ongu-87%. Futhi i-crystalline oxytitanium phthalocyanine eyenziwe nge-titanium oxide phthalocyanine enezimbobo kanye ne-ETB ingasetshenziswa njenge-photosensitizer ethinta izithombe ezwela kakhulu ekukhanyeni kwe-long-wavelength.
6. Ukuhlanza indlu okusebenzayoI-Asahi Denko ephathwe nge-propylene oxide kanye nomkhiqizo wokusabela oqukethe i-KOH ETB ithola i-poly propylene oxide mono-t-butyl ether, okuyi-cleaner yasekhaya efanelekile futhi esebenza kahle.
7. Upende ovimbela ukugqwala i-hydrosolInkampani Yokupenda ye-Nippon ene-diethyl ether, i-acrylic resin, i-ETB, i-butanol, i-TiO2, i-cyclohexyl ammonium carbonate, i-anti-foaming agent yokulungiselela upende wokugqwala kwamanzi ashisayo ongasetshenziswa.
8. isithambisi sefilimu yekhabhoni sezingxenye zomsakazonge-ETB njengokumelana nama-resistors efilimu ye-carbon ewuketshezi, indawo ebushelelezi, ingasusa i-pinhole kanye ne-negative phenomena webbing futhi ithuthukise ukusebenza kwezingxenye zikagesi.
9. Isisekeli sikaphethiloli
I-ETB ingasetshenziswa njenge-solvent kanye ne-modifier kumafutha amasha e-boiler, hhayi nje kuphela ukuthuthukisa ukusebenza kahle kokushisa, kodwa futhi nokunciphisa ukukhishwa kwegesi, njengomthombo omusha wamandla wama-boiler kanye nezinjini ezinkulu ze-diesel zasolwandle, kunezidingo eziqinile zemvelo kanye nezinzuzo ze-dividend yenqubomgomo.