Hauv cov tshuaj lom neeg zoo thiabtshuaj surfactantkev lag luam saw,alkyl dimethyl tertiary aminesua haujlwm ua cov khoom siv nruab nrab txuas cov txheej txheem upstream thiab downstream. Cov khoom tseem ceeb ntawm cov khoom downstream suav nrog amine oxides, betaine amphoteric surfactants thiab cationic quaternary ammonium ntsev—xws li kev ua npuas dej, thickening, emulsification, wetting thiab bactericidal kev ua tau zoo—yog qhov tseem ceeb txiav txim siab los ntawm kev faib cov saw hlau carbon, kev huv si thiab kev ruaj khov zoo ntawm cov khoom noj khoom haus tertiary amine. Kev hloov pauv me ntsis hauv qhov sib piv ntawm cov saw hlau carbon tuaj yeem ua rau muaj ntau yam teeb meem ntawm kev tsim khoom, xws li ua npuas dej tsis ruaj khov ntawm cov khoom tiav, kev faib ua pawg, lub neej txee luv dua thiab nce ntxiv los ntawm-cov khoom.
Shanghai Qixuan Chemical Technology Co., Ltd. muaj kev paub dhau los hauv kev muab cov khoom siv surfactant raw. Rau cov neeg siv khoom thoob plaws kev ntxuav tshuaj txhua hnub, asphalt emulsification, industrial additives, kev kho dej thiab lwm yam lag luam, peb qhia **DMA246 sib xyaw alkyl dimethyl tertiary amine**. Nrog rau kev tswj hwm nruj ntawm cov pa roj carbon saw thiab kev tswj hwm kev ua qias tuaj, cov khoom no xa cov nqi pheej yig.-cov khoom siv raw khoom zoo rau ntau yam xwm txheej surfactant synthesis.
DMA246 yog ib qho sib xyaw ua ke ntawm dodecyldimethylamine, tetradecyldimethylamine thiab hexadecyldimethylamine. Nws cov khoom sib xyaw ua ke raug tswj hwm zoo: Dodecyldimethylamine (C12DMA, CAS: 112-18-5) suav txog 54.0 ~ 62.0%; Dimethyl (tetradecyl) amine (C14DMA, CAS: 112-75-4) suav txog 32.0 ~ 38.0%; Hexadecyldimethylamine (C16DMA, CAS: 112-69-6) suav txog 5.0 ~ 9.0%. Nws cov nqi amine tag nrho nyob ruaj khov nyob ib puag ncig 246 mgKOH / g, uas lub npe khoom DMA246 pib los ntawm.
Cov khoom no muaj cov tertiary amine ntau, nrog rau cov amine thawj thiab theem nrab tsis huv thiab cov dej noo tsawg. Nws txo qhov feem pua ntawm cov tshuaj tiv thaiv sab nraud thaum cov neeg siv khoom siv.'quaternization, oxidation thiab amphoterization synthesis, thiab txo cov teebmeem tsis zoo ntawm los ntawm-cov khoom lag luam ntawm cov xim thiab tsw ntawm cov khoom tiav lawm. Thaum kub ib puag ncig, nws zoo li cov kua roj tsis muaj xim pob tshab, tsis yaj hauv dej tab sis sib xyaw nrog ethanol thiab hydrocarbon organic solvents. Nws pab txhawb kev pub khoom thiab kev thauj mus los hauv cov kav dej, thiab hloov kho rau ob qho tib si tas mus li thiab cov khoom siv sib xyaw ua ke.
Ntau tus neeg tsim qauv ntsib cov kev txwv kev ua tau zoo thaum xaiv cov tertiary amine intermediates nrog cov saw hlau carbon: ntshiab C12 tertiary amine xa cov foaming muaj zog tab sis cov nyhuv thickening tsis muaj zog, thaum ntev-saw C16 tertiary amine muaj cov thickening zoo heev tab sis tsis txaus foaming zog thiab pluag qis-kub fluidity. DMA246 txais yuav cov saw hlau carbon ua ke uas tswj los ntawm C12, ntxiv los ntawm C14 thiab me me ntawm C16. Nws txawj sib npaug lub peev xwm ua npuas dej, kev ua haujlwm tuab thiab qis-kev ruaj khov ntawm qhov kub thiab txias, rhuav tshem cov teeb meem kev ua tau zoo ntawm ib qho xwb-cov pa roj carbon-cov saw hlau tertiary amines thiab khaws cia qhov chaw hloov kho ntau dua rau kev tsim cov qauv.
Hauv cov tshuaj txhua hnub thiab cov khoom siv tu vaj tse, DMA246 ua haujlwm ua cov khoom noj khoom haus zoo tshaj plaws rau kev tsim cov amine oxides thiab alkyl betaine amphoteric surfactants. Amine oxides synthesized ntawm oxidation reaction yog dav siv rau hauv cov tshuaj ntxuav tais diav, tawv-Cov tshuaj ntxuav nto, tshuaj zawv plaub hau, tshuaj ntxuav lub cev thiab tshuaj ntxuav ntsej muag. Cov feem C12 muab cov qauv nrog lub zog ua npuas ncauj zoo heev, tsim cov npuas nplua nuj, zoo thiab cov tshuaj ntxuav muaj zog kom tshem tawm cov roj thiab cov av protein. Cov feem C14 thiab cov feem me me C16 ua kom lub cev tuab dua, txo cov tshuaj ntxiv thiab txhim kho kev kam rau cov dej tawv.
Hauv cov txheej txheem ntxuav me me, amine oxides thiab betaines uas tau los ntawm DMA246 muaj qhov tsis tshua muaj kev khaus thiab kev sib raug zoo ntawm cov qauv. Lawv tuaj yeem sib xyaw nrog cov tshuaj surfactants nonionic thiab anionic los tsim cov txheej txheem ntxuav me me. Cov khoom kawg tiv taus kev faib ua pawg hauv qab qis-cia khoom kub nrog me ntsis viscosity fluctuation, ua tau raws li cov txee nruj-cov kev cai ruaj khov los ntawm cov chaw tsim tshuaj txhua hnub. Rau cov khoom hnyav-cov tshuaj ntxuav roj rau cov chav ua noj thiab ntau yam khoom noj-lub hom phiaj nyuaj-Cov tshuaj ntxuav nto, lub kaw lus no ua rau emulsification thiab kev sib kis ntawm cov roj stains thaum ua kom cov ua npuas ncauj tswj tau kom haum rau ntau qhov kawg-siv cov xwm txheej ntxuav.
Hauv cov ntaub ntawv tsim kev, DMA246 ua haujlwm ua tus neeg nruab nrab tseem ceeb rau kev tsim cov asphalt emulsifier. Tom qab kev hloov kho quaternization, DMA246 tsim cov cationic asphalt emulsifiers uas haum rau nruab nrab-teeb tsa thiab qeeb-teeb tsa cov txheej txheem asphalt emulsion. Cov qauv sib xyaw ua ke C12/C14/C16 carbon saw hlau ua kom zoo dua cov hydrophilic-Tus nqi lipophilic balance (HLB) ntawm cov emulsifiers, txhim kho qhov kev ruaj khov ntawm cov dej ntws ntawm asphalt droplets hauv dej, ncua lub sijhawm khaws cia asphalt emulsion thiab txo cov kev pheej hmoo ntawm kev tso dej thiab demulsification thaum lub sijhawm khaws cia.
Hauv kev siv engineering xws li txias sib tov asphalt, slurry seal thiab micro-surfacing, emulsifiers los ntawm DMA246 txhim kho qhov adhesion ntawm asphalt thiab aggregates, txhim kho lub zog thiab dej puas tsuaj tiv thaiv ntawm cov tsim pavement, thiab txhawb nqa ambient-kev tsim kho kub kom txo kev siv zog tsim kho thiab txo cov nqi project. Piv nrog asphalt emulsifiers npaj los ntawm ib qho-cov pa roj carbon-Cov amines tertiary saw, DMA246 derivatives qhia tau tias muaj kev ua haujlwm emulsion ruaj khov dua nyob rau hauv qhov kub thiab txias sib txawv thaum lub sijhawm tsim kho thiab ua kom lub qhov rais tsim kho dav dua.
Cov khoom siv ntxiv rau kev lag luam thiab kev kho dej yog lwm qhov chaw siv loj ntawm DMA246. Cov ntsev ammonium quaternary uas tsim los ntawm quaternization ntawm DMA246 tuaj yeem siv ua cov tshuaj ua kom cov ntaub mos, cov tshuaj tua kab mob thiab cov tshuaj tiv thaiv xeb hlau. Hauv kev ua tiav cov ntaub, cov khoom quaternized adsorb rau ntawm cov nplaim fiber, txo qhov sib txhuam ntawm cov fibers thiab muab cov khoom mos thiab cov khoom tiv thaiv zoo rau cov ntaub. Hauv cov dej txias thiab cov dej tsim los ntawm cov roj av, lawv tswj kev loj hlob ntawm cov kab mob me me thiab tsim cov zaj duab xis tiv thaiv adsorbed ntawm cov hlau carbon thiab lwm yam hlau kom qeeb cov khoom siv xeb.
Tsis tas li ntawd, DMA246 tuaj yeem siv rau hauv kev tsim cov neeg sawv cev ntawm cov ntxhia dej, cov neeg sawv cev tso roj hmab thiab cov tshuaj chiv tiv thaiv-Cov neeg sawv cev ua caking. Nws cov saw alkyl ntev xa cov haujlwm interfacial zoo los ua kom tau raws li qhov xav tau kev txhim kho ntxiv thoob plaws ntau qhov kev lag luam niche.
Ua tus neeg muag khoom siv raw, Shanghai Qixuan Chemical Technology nkag siab tag nrho cov kev xav tau tseem ceeb ntawm cov neeg siv khoom tshuaj zoo: batch-to-Kev sib xws ntawm cov khoom, kev muab khoom ruaj khov thiab kev txhawb nqa cov kev pabcuam kev txawj ntse. Txhua pawg ntawm DMA246 raug xa nrog daim ntawv qhia kev xeem tag nrho. Kev faib cov saw hlau carbon, tus nqi amine thiab cov cim qhia txog kev tsis huv raug tswj hwm hauv cov qib teev tseg kom tsis txhob muaj kev hloov pauv ntawm cov khoom tiav los ntawm cov khoom siv raw. Kev txhawb nqa los ntawm cov saw hlau laus, peb muab kev pabcuam ruaj khov hauv 160 kg hlau nruas. SDS, TDS thiab REACH cov ntaub ntawv muaj rau cov neeg siv khoom kom ua tau raws li cov kev cai rau kev sau npe khoom, kev tswj hwm kev nyab xeeb thiab kev tshaj tawm kev lis kev cai.
Peb pab neeg ua haujlwm muaj kev txawj ntse tob hauv cov thev naus laus zis surfactant. Peb muab kev txhawb nqa rau cov neeg siv khoom rau cov txheej txheem tsim cov khoom siv DMA246, suav nrog kev ua kom zoo dua qub, kev hloov kho qhov sib piv ntawm cov khoom noj thiab kev kho cov tshuaj tiv thaiv rau cov kab mob amine oxide, betaine thiab quaternary ammonium ntsev. Peb pab cov neeg siv khoom luv luv cov voj voog tsim khoom tshiab, ua kom zoo dua cov txheej txheem tsim khoom thiab txo cov khoom siv raw. Cov chaw tsim khoom ntawm cov tshuaj txhua hnub, cov tshuaj asphalt emulsifiers, cov khoom siv ntxiv rau kev lag luam thiab cov tshuaj kho dej tuaj yeem tsim cov khoom sib txawv raws li DMA246 thiab tsim kom muaj txiaj ntsig zoo hauv kev sib tw ua lag luam hnyav.
Kev lag luam surfactant hauv tsev tseem niaj hnub nce mus rau ntsuab thiab siab-kev txhim kho kev ua tau zoo. Cov neeg siv khoom kawg hauv qab no tab tom tsa cov kev xav tau rau kev ntshiab ntawm cov khoom siv raw, kev ruaj khov ntawm cov khoom thiab tag nrho cov nqi. Ib qho-cov pa roj carbon-cov saw hlau tertiary amines qhia txog qhov tsis muaj zog ntawm kev ua tau zoo hauv qee cov qauv sib xyaw. Qhov sib txawv, DMA246, ntau yam-Cov pa roj carbon sib xyaw ua ke tertiary amine intermediate, tab tom tshwm sim ua ib qho kev xaiv zoo rau ntau tus neeg tsim qauv vim yog kev ua tau zoo sib npaug thiab kev hloov pauv dav dav.
DMA246 sib xyaw alkyl dimethyl tertiary amine tsis yog ib qho yooj yim sib xyaw ntawm cov saw hlau sib txawv. Nws yog ib qho khoom siv nruab nrab-ua rau cov ntawv thov surfactant downstream. Nws sib npaug ntau yam khoom sib txuas xws li foaming, thickening, emulsification thiab wetting, thiab hloov kho rau ntau yam kev lag luam suav nrog kev ntxuav tshuaj txhua hnub, cov ntaub ntawv tsim kho txoj kev thiab kev kho dej hauv kev lag luam. Rau cov chaw tsim khoom surfactant, lub qhov dej-Cov khoom noj khoom haus tertiary amine uas sib npaug thiab ruaj khov ua rau txo qhov nyuaj ntawm kev tsim cov tshuaj thiab nthuav cov ciam teb ntawm daim ntawv thov khoom.
Shanghai Qixuan Chemical Technology Co., Ltd. yuav tsom mus rau cov khoom siv tseem ceeb ntawm cov khoom siv surfactant, txuas ntxiv nplua nuj peb cov khoom lag luam thiab ua raws li ob qho tib si.-Lub tswv yim tsav ntawm kev muab khoom ruaj khov ntxiv rau cov kev pabcuam kev tshaj lij. Peb yuav ua haujlwm tes ua ke nrog cov neeg koom tes thoob ntiaj teb los tshawb nrhiav cov peev xwm siv ntawm tertiary amine intermediates, tsim kom muaj ntau dua-kev ua tau zoo, tus nqi-cov surfactants zoo thiab ua kom muaj zog-kev txhim kho zoo ntawm kev lag luam tshuaj lom neeg zoo.
Lub sijhawm tshaj tawm: Cuaj hlis-24-2026