tse ding

Lihlahisoa

Tetraethylenepentamine CAS No. 112-57-2

Tlhaloso e Khutšoanyane:

Ntle le ho sebelisoa e le solvent, e sebelisoa haholo ho etsa epoxy resin e folisang mocheso oa kamore, oli kapa li-additives tsa oli e tlotsang, demulsifier ea oli e tala, dispersant ea ho hloekisa oli, accelerator ea rabara, khase ea asiti le lidae tse fapaneng le li-resin tse sebelisoang e le li-solvents. , li-saponification agents, li-hardener, li-additives tse se nang cyanide, li-resin tsa polyamide, li-resin tsa cation le liphahlo tse tsoetseng pele tse sireletsang.


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso ea Sehlahisoa

Diethanolamine, e atisang ho khutsufatsoa joalo ka DEA kapa DEOA, ke motsoako oa tlhaho o nang le foromo HN(CH2CH2OH)2. Diethanolamine e hloekileng ke ntho e tiileng e tšoeu mochesong oa kamore, empa litšekamelo tsa eona tsa ho monya metsi le ho ba supercool ho bolelang hore hangata e kopana le mokelikeli o se nang 'mala, oa viscous. Diethanolamine ke polyfunctional, ke amine ea bobeli le diol. Joalo ka li-amine tse ling tsa manyolo, diethanolamine e sebetsa joalo ka setsi se fokolang. E bonts'a sebopeho sa hydrophilic sa lihlopha tsa bobeli tsa amine le hydroxyl, DEA e qhibiliha ka metsing. Li-Amide tse lokiselitsoeng ho tloha DEA hangata le tsona li na le hydrophilic. Ka 2013, k'hemik'hale e ile ea khethoa ke Mokhatlo oa Machaba oa Lipatlisiso ka Kankere e le "mohlomong e ka bakang kankere ho batho".

Thepa

Foromo C8H23N5
CAS NO 112-57-2
ponahalo mokelikeli o se nang 'mala, o bonaletsang, oa viscous
tekano 0.998 g/cm³
ntlha e belang 340 ℃
flash(ing) ntlha 139℃
phutheloana moropa/ ISO Tanka
Polokelo Boloka sebakeng se pholileng, se nang le moea o pholileng, se omileng, se arohaneng le mohloli oa mollo, lipalangoang tsa ho palamisa le ho laolla li lokela ho bolokoa ho latela litokisetso tsa lik'hemik'hale tse chefo tse tukang.

* Liparamente ke tsa litšupiso feela. Bakeng sa lintlha, sheba COA

Kopo

Haholo-holo e sebelisoa ha ho etsoa resin ea polyamide, resin ea phapanyetsano ea cation, li-additives tsa oli tse tlotsang, li-additives tsa oli ea mafura, joalo-joalo, e ka sebelisoa e le epoxy resin e phekolang, rabara vulcanization accelerator.

Diethanolamine e sebelisoa mekelikeli ea tšepe bakeng sa ho seha, ho hatakela le ho bolaea e le ntho e thibelang ho bola. Ha ho etsoa li-detergents, li-cleaners, li-solvents tsa masela le maro a sebetsang ka tšepe, diethanolamine e sebelisetsoa ho fokotsa acid le ho beha mobu. DEA ke ntho e ka tenehang letlalo ho basebetsi ba matlafatsoang ke ho pepesehela maro a entsoeng ka tšepe a thehiloeng metsing. Phuputso e 'ngoe e bontšitse hore DEA e thibela ho kenngoa ha choline ho lesea la litoeba, e leng ntho e hlokahalang bakeng sa nts'etsopele ea boko le tlhokomelo; maemo a neng a le "ka tlase haholo ho tse amanang le nts'etsopele ea boko bo ferekaneng ho toeba". Phuputsong ea toeba ea ho pepeseha ho sa foleng ha DEA e hulelitsoeng maemong a phahameng (ka holimo ho 150 mg/m3), DEA e ile ea fumanoa e susumetsa liphetoho tsa boima ba 'mele le litho. liphetoho tsa kliniki le tsa histopathological, e leng sesupo sa mali a bonolo, sebete, liphio le testicular systemic toxicity.

DEA ke ntho e ka 'nang ea halefisa letlalo ho basebetsi ba hlokomelisoang ke ho pepesehela maro a entsoeng ka tšepe a thehiloeng metsing.Phuputso e 'ngoe e bontšitse hore DEA e thibela ho litoeba tsa masea ho monya ha choline, e leng ntho e hlokahalang bakeng sa nts'etsopele le tlhokomelo ea boko;[8] leha ho le joalo, thuto ho batho. e entse qeto ea hore phekolo ea dermal bakeng sa khoeli ea 1 ka lotion ea letlalo e fumanehang khoebong e nang le DEA e ile ea fella ka maemo a DEA a neng a le "tlaase haholo ho tse amanang le nts'etsopele ea boko bo ferekanyang ho mouse". Phuputsong ea litoeba ea ho pepesehela ho sa foleng ha DEA e hulelitsoeng ka holimo (ka holimo ho 150 mg / m3), DEA e fumanoe e susumetsa liphetoho tsa boima ba 'mele le litho tsa' mele, liphetoho tsa kliniki le tsa histopathological, tse bontšang mali a fokolang, sebete, liphio le testicular systemic toxicity. Phuputso ea 2009 e fumane hore DEA e na le chefo e matla, e sa foleng le e sa foleng bakeng sa mefuta ea metsing.

Molemo

Boleng ba sehlahisoa, bongata bo lekaneng, ho fana ka katleho, boleng bo phahameng ba tšebeletso E na le molemo ho feta amine e tšoanang, ethanolamine, ka hore ho ka sebelisoa khatello e phahameng bakeng sa matla a tšoanang a kutu. Sena se lumella lihloekisi ho hohla hydrogen sulfide ka sekhahla se tlase sa amine se potolohang ka tšebeliso e fokolang ea matla ka kakaretso.


  • E fetileng:
  • E 'ngoe: