ngwaahịa

Okwu ndị yiri ya na Bekee

Ethylene glycol, 1, 2-ethylenediol, EG maka mkpụmkpụ

njirimara kemịkalụ

Usoro kemịkalụ: (CH2OH)2 Ibu molekul: 62.068 CAS: 107-21-1 EINECS: 203-473-3 [5 Ebe ịgbaze: -12.9 ℃ Ebe esi mmiri: 197.3 ℃

Okwu mmeghe na atụmatụ ngwaahịa

CH2OH 2, nke bụ diol kachasị mfe. Ethylene glycol bụ mmiri mmiri na-enweghị agba, na-enweghị isi, na-atọ ụtọ nke na-adịghị egbu anụmanụ. Ethylene glycol nwere ike ịgbaze na mmiri na acetone, mana ọ na-agbaze na ethers dị obere. A na-eji ya dị ka ihe mgbaze, ihe mgbochi oyi na ihe eji emepụta polyester. Polymer nke ethylene glycol, polyethylene glycol (PEG), bụ ihe na-akpali mgbanwe usoro ma a na-ejikwa ya na njikọ mkpụrụ ndụ.

jiri

A na-ejikarị ya eme polyester, polyester, resin polyester, ihe na-amịkọrọ mmiri, plastik, ihe na-arụ ọrụ n'elu, eriri sịntetik, ihe ịchọ mma na ihe mgbawa, a na-ejikwa ya dị ka ihe mgbaze maka agba, ink, wdg., nkwadebe nke ihe na-egbochi ink, ihe na-eme ka mmiri ghara ịdị n'ime injin, ihe na-eme ka mmiri ghara ịdị n'ime gas, resin nrụpụta, enwere ike iji ya mee ihe maka cellophane, eriri, akpụkpọ anụ, ihe na-eme ka mmiri ghara ịdị n'ime ya. Ọ nwere ike imepụta resin sịntetik PET, eriri PET nke bụ eriri polyester, obere karama PET maka ime karama mmiri mineral na ndị ọzọ. Ọ nwekwara ike imepụta resin alkyd, glyoxal, wdg, nke a na-ejikwa dị ka ihe na-egbochi ink. Na mgbakwunye na iji ya dị ka ihe na-egbochi ink maka ụgbọala, a na-ejikwa ya maka ibuga ikike oyi ụlọ ọrụ mmepụta ihe, nke a na-akpọkarị refrigerant na-ebu ibu, a pụkwara iji ya dị ka ihe na-eme ka mmiri ghara ịdị n'ime ya dị ka mmiri.
Ngwaahịa usoro Ethylene glycol methyl ether bụ ihe mgbaze organic dị elu, dị ka ink mbipụta, ihe nhicha ụlọ ọrụ mmepụta ihe, mkpuchi (agba nitro fiber, varnish, enamel), efere mkpuchi ọla kọpa, ihe mgbaze mbipụta na agba na ihe mgbaze; Enwere ike iji ya dị ka ihe eji emepụta ihe maka ngwaahịa kemịkalụ dịka ihe mgbochi nje, ihe mgbaze ọgwụ na mmiri brek sịntetik. Dị ka electrolytes maka capacitors electrolytic, ihe mgbaze fiber kemịkalụ maka agba tanning, wdg. Ejiri ya dị ka ihe enyemaka ákwà, ihe mgbaze mmiri sịntetik, yana fatịlaịza na ntụcha mmanụ na mmepụta ihe eji emepụta ihe ndị na-emepụta desulfurizer.
A ga-amarịrị Ethylene glycol mgbe ejiri ya dị ka ihe na-ebu mmiri mmiri:
1. Ebe oyi na-agbanwe ka ethylene glycol dị na mmiri mmiri. Mgbe ntinye ahụ dị n'okpuru 60%, ebe oyi na-ebelata ka ntinye nke ethylene glycol dị na mmiri mmiri na-abawanye, mana mgbe ntinye ahụ gafere 60%, ebe oyi na-abawanye ka ntinye nke ethylene glycol na-abawanye, viscosity na-abawanye ka ntinye ahụ na-abawanye. Mgbe ntinye ahụ ruru 99.9%, ebe oyi ya na-arị elu ruo -13.2℃, nke bụ ihe dị mkpa mere na enweghị ike iji antifreeze concentrated (antifreeze mother liquid) ozugbo, ọ ghaghịkwa ịdọta uche onye ọrụ.
2. Ethylene glycol nwere otu hydroxyl, nke a ga-eme ka ọ bụrụ glycolic acid wee bụrụ oxalic acid, ya bụ, glycolic acid (oxalic acid), nke nwere otu carboxyl abụọ, mgbe ọ na-arụ ọrụ na 80-90 ℃ ruo ogologo oge. Oxalic acid na ihe ndị sitere na ya na-emetụta sistemụ akwara etiti, wee bụrụ obi, wee bụrụ akụrụ. Ethylene glycol glycolic acid, na-akpata nchara na ntapu nke akụrụngwa. Ya mere, n'ịkwadebe ihe mgbochi oyi, a ga-enwerịrị ihe nchekwa iji gbochie nchara, aluminom na nhazi nke nha.

ngwugwu na njem

B. Enwere ike iji ngwaahịa a,,25KG,200KG,1000KGBAERRLS.
C. Debe ihe mkpuchi n'ime ụlọ ebe dị jụụ, kpọrọ nkụ, ikuku na-abatakwa n'ime ya. A ga-emechi ihe mkpuchi ahụ nke ọma mgbe ejiri ya mee ihe ọ bụla tupu ejiri ya.
D. A ga-emechi ngwaahịa a nke ọma n'oge njem iji gbochie mmiri, alkali na asịd siri ike, mmiri ozuzo na ihe ndị ọzọ na-adịghị ọcha ịgwakọta.