Ngwaahịa
Adipic acid-eji maka kemịkalụ/organic njikọ/ọgwụ/mmanu mmanu
Nkọwa dị mkpirikpi:
Nọmba CAS:124-04-9
Utu aha China:abụba acid
Aha Bekee:Adipic acid.
Usoro nhazi:
Na-eji
Adipic acid nwere ike nweta mmeghachi omume nnu, mmeghachi omume esterification, mmeghachi omume amidation, wdg, yana enwere ike ijikọ ya na diamines ma ọ bụ glycols iji mepụta polymers dị elu.Adipic acid bụ dicarboxylic acid nke nwere nnukwu uru ụlọ ọrụ mmepụta ihe.Ọ na-arụ ọrụ dị mkpa na mmepụta kemịkalụ, ụlọ ọrụ njikọ organic, ọgwụ, na imepụta mmanu.Adipic acid bụkwa ihe eji eji ọgwụ eme ihe, ịsacha yist, ọgwụ pesticides, nrapado, akpụkpọ anụ sịntetik, ihe na-esiji esiji na ihe na-esi ísì ụtọ.
A na-ejikarị Adipic acid dị ka akụrụngwa maka nylon 66 na plastik injinịa.A na-ejikwa ya maka mmepụta nke ngwaahịa ester dị iche iche.A na-ejikwa ya dị ka akụrụngwa maka polyurethane elastomers yana dị ka acidifier maka nri na ihe ọṅụṅụ dị iche iche.N'elu citric acid na tartaric acid.
Adipic acid bụkwa ihe eji eji ọgwụ eme ihe, ịsacha yist, ọgwụ pesticides, nrapado, akpụkpọ anụ sịntetik, ihe na-esiji esiji na ihe na-esi ísì ụtọ.
Adipic acid nwere uto utoojoo dị nro na nke na-adịte aka, na pH uru na-agbanwe obere na oke ntinye uche.Ọ bụ onye na-achịkwa uru pH ka mma.GB2760-2007 kwuru na oke ojiji nke ngwaahịa a maka ihe ọṅụṅụ siri ike bụ 0.01g/kg;enwere ike iji ya mee ihe maka jelii na jelii ntụ ntụ, na oke ojiji maka jelii bụ 0.01g / kg;mgbe a na-eji jelii ntụ ntụ, enwere ike ịpị ya Gbanwee otutu ka iwelie ojiji.
Adipic acid ma ọ bụ hexanedioic acid bụ ngwakọta organic nwere usoro
(CH2) 4 (COOH) 2.Site na ụlọ ọrụ mmepụta ihe, ọ bụ dicarboxylic acid kachasị mkpa: ihe dị ka ijeri kilogram 2.5 nke ntụ ntụ ọcha a na-emepụta kwa afọ, tumadi dị ka ihe mmalite maka mmepụta naịlọn.Adipic acid na-adịkarịghị eme na okike, mana a maara ya dị ka mgbakwunye nri E355 emepụtara.
Ihe dị ka 60% nke 2.5 ijeri n'arọ nke adipic acid na-emepụta kwa afọ ka a na-eji dị ka monomer maka mmepụta nke naịlọn site na mmeghachi omume polycondensation na hexamethylene diamine na-eme naịlọn 66. Ngwa ndị ọzọ bụ isi na-agụnyekwa polymers;ọ bụ monomer maka mmepụta nke polyurethane na esters ya bụ plasticizers, karịsịa na PVC.
Ngwa
A na-ejikarị Adipic acid dị ka akụrụngwa maka nylon 66 na plastik injinịa.A na-ejikwa ya maka mmepụta nke ngwaahịa ester dị iche iche.A na-ejikwa ya dị ka akụrụngwa maka polyurethane elastomers yana dị ka acidifier maka nri na ihe ọṅụṅụ dị iche iche.N'elu citric acid na tartaric acid.
Adipic acid bụkwa ihe eji eji ọgwụ eme ihe, ịsacha yist, ọgwụ pesticides, nrapado, akpụkpọ anụ sịntetik, ihe na-esiji esiji na ihe na-esi ísì ụtọ.
Adipic acid nwere uto utoojoo dị nro na nke na-adịte aka, na pH uru na-agbanwe obere na oke ntinye uche.Ọ bụ onye na-achịkwa uru pH ka mma.GB2760-2007 kwuru na oke ojiji nke ngwaahịa a maka ihe ọṅụṅụ siri ike bụ 0.01g/kg;enwere ike iji ya mee ihe maka jelii na jelii ntụ ntụ, na oke ojiji maka jelii bụ 0.01g / kg;mgbe a na-eji jelii ntụ ntụ, enwere ike ịpị ya Gbanwee otutu ka iwelie ojiji.
Na ọgwụ:
Ewebatala Adipic acid n'ime mbadamba matriks usoro ntọhapụ a na-achịkwa iji nweta ntọhapụ na-adabereghị pH maka ma ọgwụ acidic na-adịghị ike yana nke na-adịghị ike.E tinyekwala ya na mkpuchi polymeric nke sistemu monolithic hydrophilic iji gbanwee pH intragel, na-ebute ntọhapụ efu nke ọgwụ hydrophilic.Mgbasa na pH intestinal nke enteric polymer shellac ka akọọrọ ka ọ dịkwuo mma mgbe a na-eji adipic acid mee ihe na-emepụta pore na-enweghị emetụta ntọhapụ na mgbasa ozi acidic.Usoro mwepụta ndị ọzọ a na-achịkwa agụnyela adipic acid n'ebumnobi nke ịnweta profaịlụ ntọhapụ n'oge.
N'ime nri:
A na-eji adipic acid pere mpe mana nke dị ukwuu dị ka ihe oriri dị ka ihe na-esi ísì ụtọ na ihe enyemaka gelling.A na-eji ya na ụfọdụ calcium carbonate antacids mee ka ha tart.Dị ka acidulant na ntụ ntụ, ọ na-ezere njirimara hygroscopic na-adịghị mma nke tartaric acid.Adipic acid, nke na-adịghị ahụkebe n'okike, na-emekarị na beets, mana nke a abụghị isi iyi maka azụmahịa ma e jiri ya tụnyere njikọ mmepụta ihe.
Nlekọta nchekwa:
Adipic acid, dị ka ọtụtụ acid carboxylic, bụ akpụkpọ anụ dị nro.Ọ dị obere na-egbu egbu, yana oke ogbugbu na-egbu egbu nke 3600 mg/kg maka oke ọnụ.
Nsogbu gburugburu:
Ejikọtara mmepụta nke adipic acid na mpụta nke N2O, nke nwere ike
griin haus na ihe kpatara mbelata ozone stratospheric.Na ndị na-emepụta adipic acid DuPont na Rhodia (ugbu a Invista na Solvay, n'otu n'otu), emejuputala usoro iji gbanwee nitrous oxide ka ọ bụrụ ngwaahịa na-adịghị mma:
2 N2O → 2 N2 + O2