Igama lemveliso:I-ethylene glycol tertiary butyl ether (ETB)
Inombolo ye-CAS:7580-85-0
Ifomula yemolekyuli:C6H14O2
Ubunzima beemolekyuli:118.18
Iimpawu zomzimba nezekhemikhali
I-Ethylene glycol tertiary butyl ether (ETB): Yikhemikhali yendalo, engenambala kwaye ivutha lula kwaye inencasa yemint. Inyibilika kwiintlambululi ezininzi zendalo, inokunyibilikisa i-amino, i-nitro, i-alkyd, i-acrylic kunye nezinye ii-resin. Kwiqondo lobushushu begumbi (25 ° C), inokuxutywa namanzi, ityhefu ephantsi, ukurhawuzelelwa okuncinci. Ngenxa yendalo yayo ekhethekileyo ye-hydrophilic kunye nokukwazi ukunyibilikisa i-fusion, ngoko ke inendlela ebanzi yophuhliso kwicandelo lokukhusela okusingqongileyo kunye namandla amatsha.
| Ukusebenza | Ipharamitha | Ukusebenza | Ipharamitha |
| Uxinano oluhambelanayo (amanzi = 1) | 0.903 | Indawo yokuqala yokubilisa | 150.5℃ |
| Indawo yokuqandisa | <-120℃ | 5% | 151.0℃ |
| Indawo yokutsha (ivaliwe) | 55℃ | I-distillation ye-10% | 151.5℃ |
| Ubushushu bokutsha | 417℃ | Ukuhluzwa kwe-50% | 152.0℃ |
| Uxinzelelo lomphezulu (20 ℃) | 2.63 Pa | I-distillation eyi-95% | 152.0℃ |
| Uxinzelelo lomphunga (20 ° C) | 213.3 Pa | Ubungakanani be-distillate (Vol) | 99.9% |
| Ipharamitha yokunyibilika | 9.35 | Indawo eyomileyo | 152.5℃ |
Ukusetyenziswa:I-ethylene glycol tertiary butyl ether, eyona ndlela iphambili endaweni ye-ethylene glycol butyl ether, ngokuchaseneyo, ivumba eliphantsi kakhulu, ityhefu ephantsi, i-reactivity ephantsi ye-photochemical, njl.njl., ithambile ekucaphukeni kwesikhumba, kunye nokuhambelana kwamanzi, uzinzo lokusasazwa kwepeyinti ye-latex. Ihambelana kakuhle neeresins ezininzi kunye nezinyibilikisi ze-organic, kunye ne-hydrophilicity elungileyo. Ingasetyenziswa kakhulu kwiindawo ezininzi ezifana ne-coating, i-inki, i-cleaner agent, i-fiber wetting agent, i-plasticizer, i-organic synthesis intermediate kunye ne-paint remover. Ukusetyenziswa kwayo okuphambili zezi zilandelayo:
1. Aisinyibilikisi sombala omhlophe: ikakhulu kwiinkqubo zamanzi ezinyibilikayo, ipeyinti yoshishino lwepeyinti yelatex esasazeka ngamanzi. Ngenxa yokuba ixabiso le-HLB le-ETB lisondele kwi-9.0, umsebenzi wayo kwinkqubo yokusasazeka udlala indima njenge-dispersant, i-emulsifier, i-rheological agent kunye ne-cosolvent. Isebenza kakuhle kwipeyinti yelatex, i-colloidal dispersion coating kunye ne-dissolving aqueous resin coating kwiingubo zamanzi. , Kwipeyinti yangaphakathi nangaphandle kwizakhiwo, i-automotive primer, i-color tinplate kunye nezinye iindawo.
2. Pisinyibilikisi asiyonto
2.1Njenge-dispersant. Ukuveliswa kwepeyinti ye-acrylic emnyama ekhethekileyo emnyama kunye nepeyinti ye-acrylic emnyama ekhethekileyo, ipeyinti ye-acrylic idla ngokufuna ixesha elininzi lokugaya i-carbon black pigment ephezulu ukuze kufezekiswe ubuncinci obuthile, kwaye ukusetyenziswa kwe-ETB efakwe i-carbon black enemibala emininzi, ixesha lokusila lingancitshiswa ngaphezu kwesiqingatha, kwaye emva kokugqiba ukubonakala kwepeyinti kuthambile kwaye kuthambile.
2.2Njengesixhobo sokulinganisa i-defoamers, siphucula isantya sokomisa ipeyinti yokusasazeka kwamanzi, ukuguda, ukukhazimla, nokukhawuleza kokunamathela. Ngenxa yesakhiwo sayo se-tert-butyl, sinozinzo oluphezulu lwe-photochemical kunye nokhuseleko, sinokususa imingxuma ye-pinholes yefilimu yepeyinti, amasuntswana amancinci kunye namaqamza. Iingubo eziphuma emanzini ezenziwe nge-ETB zinozinzo oluhle lokugcina, ingakumbi phantsi kweemeko zobushushu obuphantsi ebusika.
2.3Phucula i-gloss. I-ETB esetyenziswa kwipeyinti ye-amino, ipeyinti ye-nitro, ukuthintela ukuveliswa kweempawu ezifana ne-"orange peel", i-gloss yefilimu yepeyinti inyuke nge-2% ukuya kwi-6%.
3. Ii-nk dispersantI-ETB isetyenziswa njengesinyibilikisi se-inki esenziweyo, okanye njenge-dispersant exutyiweyo esetyenziswa kwi-inki zokuprinta, ungayiphucula kakhulu i-rheology ye-inki, uphucule umgangatho wokuprinta ngesantya esiphezulu kunye nokuqaqamba, kunye nokunamathela.
4. Fiarhente yokukhupha i-iberInkampani yase-US Alied-Signal ifikelele kwi-76% yeoyile yeminerali equlethe imicu ye-polyethylene ene-ETB ekhutshiweyo, emva kokukhutshwa kweoyile yeminerali ekhutshiweyo yehle nge-0.15%.
5. Idayi yeTitanium Dioxide phthalocyanineI-Japanese Canon company to Ti (OBu) 4-amino-1,3-isoindoline yesisombululo se-ETB yavuselelwa kwi-130 ℃ emva kweeyure ezi-3, yafumana idayi ye-87% ye-titanium pure Phthalocyanine. Kwaye i-crystalline oxytitanium phthalocyanine eyenziwe nge-titanium oxide enemingxuma kunye ne-ETB ingasetyenziswa njenge-photosensitizer enokuthambekela kakhulu ekukhanyeni kwe-long-wavelength.
6. Ukucoca indlu ngokufanelekileyoI-Asahi Denko enyangiwe nge-propylene oxide kunye nemveliso yempendulo equlethe i-KOH ETB ifumana i-poly propylene oxide mono-t-butyl ether, eyindlela efanelekileyo nesebenzayo yokucoca indlu.
7. Ipeyinti yokulwa nokugqwala i-hydrosolInkampani yeNippon Paint ene-diethyl ether, i-acrylic resin, i-ETB, i-butanol, i-TiO2, i-cyclohexyl ammonium carbonate, i-arhente yokulwa ne-foaming ukulungiselela ipeyinti yokugqwala kwamanzi e-sol enokutshizwa.
8. isithinteli sefilimu yekhabhoni sezinto zerediyokunye ne-ETB njenge-liquid carbon film resistor resistor, umphezulu ogudileyo, inokususa i-pinhole kunye ne-negative phenomena webbing kwaye iphucule ukusebenza kwezixhobo zombane.
9. Isixhobo Sokuncedisa Amafutha
I-ETB ingasetyenziswa njengesinyibilikisi kunye nesiguquli kwi-boiler fuels ezintsha, kungekuphela nje ukuphucula ukusebenza kakuhle kokutsha, kodwa nokunciphisa ukukhutshwa komoya, njengomthombo omtsha wamandla kwii-boilers kunye neenjini ezinkulu zedizili zaselwandle, kukho iimfuno ezingqongqo kokusingqongileyo kunye neenzuzo zomgaqo-nkqubo wezabelo.