Diethanolamine nthawi zambiri imawoneka ngati madzi owonekera opanda mtundu kapena kristalo kutentha kwa chipinda, ndipo imakhala ndi fungo lochepa la ammonia.
Makamaka, malo osungunuka a diethanolamine ndi 28℃ ndipo malo owira ndi 268.8℃. Angawoneke ngati madzi owonekera opanda mtundu kutentha kwa chipinda chifukwa cha kusungunuka kwa madzi ndi kuzizira kwambiri.
Kuphatikiza apo, imasakanikirana ndi madzi, methanol, acetone, ndi zina zotero, ndipo imasungunuka pang'ono mu zosungunulira monga benzene, ether, carbon tetrachloride, ndi n-heptane.
Diethanolamine ndi mankhwala achilengedwe omwe amagwiritsidwa ntchito m'njira zosiyanasiyana. Amagwiritsidwa ntchito kwambiri m'magawo ambiri monga mankhwala, zodzoladzola, makampani opanga mankhwala, komanso mankhwala a gasi.
Mu zamankhwala, diethanolamine ingagwiritsidwe ntchito ngati mankhwala ochizira matenda ena a pakhungu monga eczema ndi psoriasis. Njira yake yogwirira ntchito ndikuchepetsa zizindikiro monga kutupa pakhungu ndi kuyabwa mwa kuletsa kutupa ndi kuchulukana kwa maselo a pakhungu.
Mu makampani opanga zodzoladzola, diethanolamine nthawi zambiri imagwiritsidwa ntchito mu zodzoladzola monga zinthu zosamalira khungu ndi zodzoladzola zoteteza ku dzuwa chifukwa cha mphamvu zake zoteteza ku ma antioxidants, kunyowetsa khungu komanso kuletsa ultraviolet. Monga emulsifier ndi pH regulator, imathandiza zinthu kusakanikirana bwino ndikukhalabe zokhazikika, pomwe ikusintha pH ya chinthucho kuti chikhale choyenera khungu.
Mu makampani opanga mankhwala, diethanolamine imagwiritsidwa ntchito kwambiri. Ingagwiritsidwe ntchito ngati choyamwitsa mpweya wa asidi kuti inyamule bwino mpweya woipa monga carbon dioxide ndi hydrogen sulfide mumlengalenga ndikuyeretsa chilengedwe. Nthawi yomweyo, ndi chinthu chofunikira kwambiri popanga zinthu zina zachilengedwe, monga ma surfactants ndi ma polima, ndipo imagwiritsidwa ntchito kwambiri popanga sopo, ma polish, mafuta odzola, zofewetsa, ma surfactants ndi zinthu zina. Kuphatikiza apo, diethanolamine ingagwiritsidwenso ntchito ngati chinthu chofunikira chotulutsa pang'onopang'ono pochizira madzi a boiler komanso ngati chothandizira pa glyphosate ya herbicide.
Kuphatikiza apo, diethanolamine imagwiranso ntchito yofunika kwambiri pakuyeretsa mpweya, makamaka pakupanga mpweya wachilengedwe ndi mafuta, pochotsa mpweya wa acidic monga carbon dioxide ndi hydrogen sulfide kuti mpweya ukhale wabwino. M'mafakitale ophera tizilombo ndi mankhwala, diethanolamine, monga gawo lofunika kwambiri, imatha kukonza kukhazikika ndi kugwira ntchito bwino kwa mankhwala ophera tizilombo ndi mankhwala.
Kawirikawiri, diethanolamine imagwira ntchito yofunika kwambiri m'magawo ambiri chifukwa cha mawonekedwe ake apadera komanso ntchito zake zosiyanasiyana.
Katundu wa Diethanolamine Chemical
Malo osungunuka 28 °C (lit.)
Malo otentha 217 °C/150 mmHg (lit.)
kachulukidwe 1.097 g/mL pa 25 °C (lit.)
kuchuluka kwa nthunzi 3.6 (poyerekeza ndi mpweya)
kupanikizika kwa nthunzi <0.98 atm (100 °C)
chizindikiro cha refractive n20/D 1.477(lit.)
Fp 280 °F
kutentha kosungirako. 2-8°C
kusungunuka kwa H2O: 1 M pa 20 °C, koyera, kopanda mtundu
mawonekedwe a Viscous Liquid kapena Low Melting Solid
Mphamvu Yokoka 1.09
mtundu wa APHA: ≤15
Fungo la ammonia wofatsa; wofooka, wa nsomba; khalidwe lake.
PH 11.0-12.0 (25℃, 1M mu H2O)
pka 8.88 (pa 25℃)
malire ophulika 2.1-10.6%(V)
Kusungunuka kwa Madzi KOSANGANIZIKA
Hygroscopic Yosavuta Kuzindikira
λmax λ: 260 nm Amax: 0.04
λ: 280 nm Amax: 0.02
Merck 14,3107
BRN 605315
Malire a kukhudzana ndi TLV-TWA 3 ppm (~13 mg/m3) (ACGIH).
Dielectric nthawi zonse 2.8 (25 ℃)
Zambiri zamalumikizidwe
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Nthawi yotumizira: Feb-21-2025






