Ngwaahịa
Ihe ịchọ mma dị elu Triethanolamine (TEA 85/99) CAS: 102-71-6
Nkọwa ngwaahịa
Nnụnụ triethanolammonium n'ọnọdụ ụfọdụ na-agbaze karịa nnu nke ọla alkali nke enwere ike iji ma ọ bụghị ya, na-ebute ngwaahịa alkaline dị ala karịa ka a ga-eji alkali metal hydroxides mepụta nnu. Ụfọdụ ngwaahịa a na-ahụkarị nke a na-ahụ triethanolamine bụ ude mmiri na-ekpuchi anyanwụ, ihe na-asa ákwà mmiri mmiri, mmiri ịsa efere, ihe nchacha n'ozuzu, ihe nchacha aka, polishes, mmiri na-arụ ígwè, agba, ude ịkpụ na ink obibi.
A na-eji nti ntị nwere triethanolamine polypeptide oleate-condensate, dị ka Cerumenex dị na United States, na-agwọ ọrịa ntị dị iche iche na ọrịa. N'ọgwụ ọgwụ, triethanolamine bụ ihe na-arụ ọrụ nke ụfọdụ eardrops eji agwọ ntị ntị nwere mmetụta. Ọ na-ejekwa ozi dị ka pH balancer n'ọtụtụ ngwaahịa ịchọ mma dị iche iche, sitere na ude na mmiri ara ehi na-asachapụ, lotions anụ ahụ, gels anya, moisturizers, shampoos, ụfụfụ ịkpụ, TEA bụ ntọala siri ike: ihe ngwọta 1% nwere pH nke ihe dịka 10. , ebe pH nke akpụkpọ ahụ na-erughị pH 7, ihe dịka 5.5-6.0. Icha mmiri ara ehi-emulsion ude dabere na TEA dị mma karịsịa n'iwepụ etemeete.
Ihe ọzọ a na-ejikarị TEA eme ihe bụ ihe mgbagwoju anya maka ion aluminum na ngwọta mmiri. A na-ejikarị mmeghachi omume a na-ekpuchi ụdị ion ndị dị otú ahụ tupu mgbagwoju anya titration ya na ndị ọrụ chelating ọzọ dị ka EDTA. Ejikwa TEA na nhazi foto (silver halide). Ndị na-ese foto amateur kwalitere ya dị ka alkali bara uru.
Njirimara
| Usoro | C6H15NO3 | |
| CAS NO | 108-91-8 | |
| ọdịdị | enweghị agba, uzo, mmiri mmiri viscous | |
| njupụta | 1.124 g/cm³ | |
| esi ebe | 335.4 ℃ | |
| flash(ing) ebe | 179 ℃ | |
| nkwakọ ngwaahịa | 225kg iron drum/ISO tank | |
| Nchekwa | Chekwaa n'ebe dị jụụ, ikuku na-eku ume, ebe akọrọ, dịpụrụ adịpụ site na isi ọkụ, ịkwanye na ịkwatu ụgbọ njem kwesịrị ịchekwa dịka ndokwa nke kemịkal na-egbu egbu na-ere ọkụ. | |
* Ihe ndị a bụ naanị maka ntụnye aka. Maka nkọwa, rụtụ aka na COA
Ngwa
| A na-eji ya dị ka emulsifier, huctant, humidifier, thickener, onye na-edozi pH. |
| Ihe na-agwọ ọrịa maka epoxy resin |
N'ime ụlọ nyocha na foto onye na-amu amu
Ihe ọzọ a na-ejikarị TEA eme ihe bụ ihe mgbagwoju anya maka ion aluminum na ngwọta mmiri. A na-ejikarị mmeghachi omume a na-ekpuchi ụdị ion ndị dị otú ahụ tupu mgbagwoju anya titration ya na ndị ọrụ chelating ọzọ dị ka EDTA. Ejikwa TEA na nhazi foto (silver halide). Ndị na-ese foto amateur kwalitere ya dị ka alkali bara uru.
Na holography
A na-eji TEA na-enye nkwalite nghọta na hologram ndị dabeere na ọlaọcha-halide, yana kwa dị ka ihe na-akpata ọzịza iji na-agbagharị hologram. Ọ ga-ekwe omume ịnweta mmụba uche na-enweghị mgbanwe agba site na ikpochapụ TEA tupu squeegee na ihicha.
Na electroless plating
A na-ejikarị TEA eme ihe n'ụzọ dị irè dị ka ihe mgbagwoju anya na plating enweghị electroless.
N'ime ule ultrasonic
A na-eji 2-3% n'ime mmiri TEA mee ihe dị ka onye na-egbochi nchara (mgbochi nchara) na nyocha ultrasonic imikpu.
Na aluminum soldering
Triethanolamine, diethanolamine na aminoethylethanolamine bụ isi ihe na-emekarị mmiri mmiri organic fluxes maka soldering nke aluminum alloys iji tin-zinc na ndị ọzọ tin ma ọ bụ ndu dabeere soft solders.
Uru
Ogo ngwaahịa, oke zuru oke, nnyefe dị mma, ọrụ dị elu O nwere uru karịa amine yiri nke ahụ, ethanolamine, n'ihi na enwere ike iji ntinye uche dị elu maka otu ikike corrosion. Nke a na-enye ndị na-anụcha ihe ohere ihicha hydrogen sulfide na obere amine na-ekesa na obere ike ojiji.
