I-Diethanolamine (DEA) - CAS 111-42-2

Iyini i-Diethanolamine?

I-Diethanolamine, evame ukufushaniswa njenge-DEA, i-alkanolamine encibilika emanzini equkethe iqembu lesibili le-amine namaqembu amabili e-hydroxyl. Inombolo yayo ye-CAS ngu-111-42-2.

Ngenxa yokuthi i-DEA ihlanganisa i-amine alkalinity nokusebenza kotshwala, ingasebenza njenge-ejenti enciphisa amandla, emunca i-asidi negesi emaphakathi. Isetshenziselwa ukwelashwa kwegesi, ukukhiqizwa kwe-surfactant, amakhemikhali ensimbi, izithasiselo zikasimende, ama-agrochemical intermediates nezinye izinqubo zokuhlanganisa izimboni.

I-diethanolamine ehlanzekile inephuzu lokuqandisa noma lokuqina elisondele ku-28°C. Ngakho-ke kungase kubonakale njengoketshezi olucacile lwe-viscous, okuqinile okucwebezelayo okumhlophe noma ingxube yoketshezi namakristalu kuye ngezinga lokushisa nokuqukethwe kwamanzi.

I-AOZUN ihlinzeka nge-diethanolamine yezinga lezimboni kumakhasimende aphesheya. Ukucaciswa okufanele kanye nefomu lomkhiqizo kufanele kukhethwe ngokuya ngenqubo yekhasimende, isimo sezulu kanye nezidingo zokulawula.

Ulwazi Lomkhiqizo we-Diethanolamine

Kungani Khetha i-AOZUN Njengomhlinzeki Wakho we-Diethanolamine?

I-AOZUN isekela abathengi bezimboni abadinga ikhwalithi ye-DEA engaguquki, imibhalo yokuthekelisa kanye nokukhethwa komkhiqizo okusekelwe kuhlelo lokusebenza.

Izinzuzo zethu zokuhlinzeka zifaka:

• I-DEA yezinga lezimboni ene-assay elawulwayo

• Ukulawulwa kokungcola kwe-monoethanolamine ne-triethanolamine

• Isitifiketi Sokuhlaziya esiqondene neqoqo

• I-SDS nokusekelwa kwedokhumenti yobuchwepheshe

• Isigubhu, i-IBC nezinye izinketho zokupakisha zingaphansi kokuqinisekiswa

• Usekelo lwesampula lokufaneleka kwekhasimende

• Umuzwa wokuthutha wamazwe ngamazwe

• Usizo lokukhetha amabanga e-DEA amsulwa noma ahlanjululiwe

• Usekelo lwezingxoxo zokucaciswa okuqondene nohlelo lokusebenza

• Amadokhumenti okubuyekezwa kwemakethe yendawo

Sicela unikeze isicelo esihlosiwe, ubumsulwa obudingekayo, umkhawulo wamanzi, ukusetshenziswa konyaka, indawo okuyiwa kuyo kanye nemfuneko yokupakisha lapho ucela ikhotheshini.

Izincazelo ezijwayelekile ze-AOZUN Diethanolamine

Ithebula elilandelayo lisekelwe ebangeni elijwayelekile lezimboni okwamanje elethulwa yi-AOZUN. Ukucaciswa kokuthengisa okugunyaziwe kanye neqoqo le-COA kuza kuqala.

Izinketho zokuhlanzeka okuphezulu noma umswakama oqinile kufanele zikhangiswe kuphela uma ziqinisekiswa yizicaciso ezigunyaziwe ze-AOZUN.

Ngokuhlanganiswa okuzwelayo, ukwakheka okunombala okhanyayo noma amasistimu okwelapha igesi alawulwayo, abathengi bangacela umkhawulo ngamunye wale:

• I-Monoethanolamine

• I-Triethanolamine

• Amanzi

• Umbala we-APHA noma we-Pt-Co

• Insimbi

• Izinsalela

• I-Chloride

• Ama-nitrosamine asele

Ukutholakala kokuhlolwa okwengeziwe kufanele kuqinisekiswe ngaphambi koku-oda.

Reference Physical Properties

Amanani alandelayo ayidatha yereferensi evamile futhi awazona izicaciso zenkontileka.

Amanani angempela angahluka ngobumsulwa, okuqukethwe kwamanzi kanye nendlela yokuhlola.

Kungani I-Diethanolamine Ingaba Iqinile Emazingeni Okushisa Egumbi?

I-High-purity DEA inephuzu lokuqina elisondele ku-28°C. Umkhiqizo ungase ucwebezele ngesikhathi sokugcinwa noma ukuthuthwa lapho izinga lokushisa le-ambient liwela ngaphansi kwalolu banga.

I-Crystallization ayikhombisi ngokuzenzakalelayo ukungcola noma ukwehluleka komkhiqizo.

I-DEA ingahlinzekwa kanje:

• Uketshezi lwe-viscous olucacile noma olunombala omncane

• Uketshezi olucwebezelwe kancane

• I-crystalline mass emhlophe noma emhlophe

Ngaphambi kokudlulisa, i-DEA eqinile ingase idinge ukufudumeza okulawulwayo kusetshenziswa okokusebenza nezinqubo ezigunyazwe uhlelo lokugcina. Ungasebenzisi amalangabi avulekile noma ukushisisa okuqondile okungalawulwa.

Ngemuva kokuncibilika okulawulwayo, okokusebenza kufanele kuxutshwe ngendlela efanele ngaphambi kokuthathwa kwesampula ukuze isampula yokuhlola imele isiqukathi sonke.

I-DEA ehlanzekile vs i-Low-Freeze DEA: Uyini Umehluko?

Abahlinzeki bezentengiselwano bangase banikeze kokubili i-DEA yokuhlanzeka okuphezulu kanye namamaki ahlanjululwe angeqhwa.

I-DEA 90 kanye ne-DEA 99 akufanele ithathwe njengezinto ezithatha indawo yesisindo ngesisindo.

Ngaphambi kokushintsha amabanga, bala:

• Okuqukethwe kwe-DEA okusebenzayo

• Amanzi engeziwe angena ohlelweni

• Umthamo odingekayo wokungathathi hlangothi

• Izimo zokugcina nezimpompa

• Ezomnotho zokuthutha

• Umthelela emvuzweni yokusabela noma ekuhlanganiseni okuqinile

Ukutholakala kwe-AOZUN kwamabanga angafrizi kakhulu kufanele kuqinisekiswe uma ucela ikhotheshini.

Isetshenziselwani i-Diethanolamine?

Ukwelapha Igesi kanye Nokususwa kwe-Acid-Gas

I-DEA isetshenziswa ezinhlelweni ze-amine ezinamanzi ukuze kukhishwe inqwaba yamagesi ane-asidi njenge-carbon dioxide ne-hydrogen sulfide.

Enqubweni evamile yokujikeleza, i-DEA idonsa amagesi e-asidi ku-absorber. Isixazululo se-amine esicebile sibe sesivuselelwa kabusha ukuze sibuyiselwe ohlelweni.

Ukusebenza kuncike kokuthi:

• Ukugxila kwe-DEA

• Ukwakheka kwe-Acid-gas

• Umfutho wegesi

• Izinga lokushisa le-absorber

• Izimo zokukhiqiza kabusha

• Izinga lokujikeleza

• Idizayini yezisetshenziswa

• Ukulawula ukugqwala

• Ukugxila kukasawoti okuzinzile kokushisa

• Ukuphathwa komkhiqizo wokwehliswa

I-DEA akufanele yethulwe endaweni yokwelapha igesi ngaphandle kobunjiniyela bezinqubo, ukubuyekezwa kokugqwala nokuhlola ukuhambisana.

Ama-surfactants kanye ne-Detergent Intermediates

I-DEA isetshenziswa njengesimaphakathi esisebenzayo ekwakhiweni kwama-surfactants akhethiwe, ama-emulsifiers kanye nokuphuma kokunye okunamafutha e-alkanolamide.

Lokhu okuphuma kokunye kungase kube nomthelela:

• I-Emulsification

• Ukuqiniswa kwegwebu

• Ukumanzisa

• Ukuqina

• Ukuhlanza

• Ukuhambisana kwamafutha namanzi

I-DEA ngokuvamile iyikhemikhali emaphakathi kulezi zinhlelo zokusebenza kune-surfactant eqediwe.

Ukunakekela komuntu siqu kanye nokusetshenziswa komkhiqizo womthengi kudinga ukubuyekezwa kokulawula okuqondene nendawo ngoba i-DEA ne-DEA eyinsalela ikhawulelwe noma iphathwa ngendlela ehlukile kuzo zonke izindawo.

I-Metalworking Fluids

I-DEA ingasetshenziswa ekwenziweni kwensimbi njengalokhu:

• Ingxenye engathathi hlangothi

• Umthombo we-alkalinity

• Ingxenye yokulawula ukugqwala

• Usizo lwe-emulsification

• Ikhemikhali eliphakathi nendawo

Abakhiqizi kumele bahlole ukuhambisana namafutha ayisisekelo, ubulukhuni bamanzi, izinsimbi, ama-biocides nezinye izithasiselo.

Ngenxa yokuthi i-DEA iyi-amine yesibili, inhlanganisela yayo nama-nitrites noma amanye ama-nitrosating agents idinga ukunakwa okukhethekile ekwakhekeni kwe-nitrosamine.

Amakhemikhali Osimende Nawokwakha

I-DEA ingasetshenziswa njengengxenye emaphakathi noma esebenzayo kuzinsiza ezikhethiwe zokugaya usimende, izingxube zikakhonkolo kanye nezinhlelo zamakhemikhali okwakha.

Imisebenzi yokwakheka okungenzeka ihlanganisa:

• Ukungathathi hlangothi

• Umnikelo wosizo lokugaya

• Usizo lwenqubo

• Ukusebenzelana nezinye izithasiselo eziphilayo

• Ukusekela ukulungiswa kokusebenza kukasimende

Imiphumela incike kukhemikhali usimende, umthamo kanye nokwakheka okuphelele okungeziwe. Kudingeka ukuhlolwa kwelabhorethri nezitshalo.

Agricultural Chemical Intermediates

I-DEA isetshenziswa ekwenzeni usawoti we-agrochemical okhethiwe, ama-intermediate kanye nokwakhiwa.

Ukusetshenziswa kwesibulala-zinambuzane noma ekwenziweni kwezolimo kudinga ukuthobela ukubhaliswa komkhiqizo osebenzayo kanye nemithetho yezwe okuyiwa kuyo. I-DEA yezimboni ejwayelekile akufanele ichazwe ngokuzenzakalelayo njengesithako esigunyaziwe sesibulala-zinambuzane.

I-Urethane, i-Resin ne-Polymer Chemistry

Ngenxa yokuthi iqukethe i-amine yesibili kanye namaqembu amabili e-hydroxyl, i-DEA ingabamba iqhaza ekuphenduleni okukhethiwe kwe-resin, ukunamathela, i-urethane kanye ne-polymer-intermediate.

Ingase isebenze njenge:

• Isiphakathi esisebenzayo

• Ingxenye yokuguqula iketango

• I-ejenti yokungathathi hlangothi

• Isandulela se-catalyst

• Ibhulokhi yokwakha izithasiselo ezikhethekile

Izinga lokusabela, i-stoichiometry kanye nezakhiwo zokugcina ze-polymer kufanele zisungulwe ngokuhlola.

Amakhemikhali Endwangu, Isikhumba kanye Nezimboni

I-DEA ne-DEA-derived intermediates nazo zisetshenziswa ekukhethweni:

• Izindwangu ezisizayo

• Amakhemikhali okucubungula isikhumba

• Izinhlelo zokudaya nezombala

• Abahlanzi bezimboni

• Izithasiselo zokuthambisa

• Amaphakheji e-Corrosion-inhibitor

• Okukhethekile emulsifiers

Indima ye-DEA iyahluka phakathi kokwakheka, ngakho ukufaneleka kohlelo lokusebenza kufanele kuqinisekiswe umqambi.

I-DEA vs MEA vs TEA vs MDEA

Izifinyezo ze-ethanolamine zidideka kalula. Lawa makhemikhali awawona ama-substitute aqondile.

Umehluko esakhiweni se-amine unomthelela:

• Izinga lokusabela

• Ukukhetha kwe-Acid-gas

• Amandla wokungathathi hlangothi

• Amandla okuvuselela

• Okuqukethwe kwamanzi

• I-Viscosity

• Ukuziphatha kokugqwala

• I-Derivative chemistry

• Amandla we-Nitrosation

Ukukhethwa kufanele kusekelwe ohlelweni oluphelele kunentengo yomkhiqizo kuphela.

Kufanele Abathengi Bakhethe Kanjani Ibanga Le-Diethanolamine?

1. Qinisekisa Ukuhlolwa Okudingekayo

Ukuhlolwa kwe-DEA okuphezulu kuhlinzeka ngezinto ezisebenzayo futhi ngokuvamile kunciphisa inani le-MEA, TEA namanzi angena enqubweni.

Ukuhlanzeka okudingekayo kuncike ekutheni i-DEA isetshenziswa ekwelashweni kwegesi, ukuhlanganiswa noma umkhiqizo owenziwe wezimboni.

2. Beka Imikhawulo Ngayodwana ye-MEA ne-TEA

Umkhawulo ohlanganisiwe we-MEA-plus-TEA ungase wanele ezinhlelweni zokusebenza ezivamile, kodwa izinqubo zokuhlanganiswa ezibucayi zingadinga imikhawulo ephezulu ehlukene.

I-MEA iyasebenza kakhulu kune-DEA, kuyilapho i-TEA inokuthambekela okuhlukile nokuziphatha kokusabela. Imiphumela yabo kufanele ibhekwe ngokuzimela lapho kunesidingo.

3. Chaza Umkhawulo Wamanzi

Amanzi athinta:

• Ukugxila kwe-DEA okusebenzayo

• I-Reaction stoichiometry

• Ukuziphatha okubandayo

• Ukusebenza kahle komkhumbi

• Izinto eziqinile zokwakha

• Ukulungiswa kwesixazululo sokwelashwa ngegesi

Umkhawulo wamanzi ophansi awuhlali ungcono ngaso sonke isikhathi. Amamaki aqanda kancane ngamabomu aqukethe amanzi engeziwe ukuze kuthuthukiswe ukuphatha izinga lokushisa elibandayo.

4. Cacisa Umbala

Umbala ungabaluleka kuma-surfactants anombala okhanyayo, ama-coatings, ama-resin neminye imikhiqizo ezwela ukubukeka.

Abathengi kufanele bachaze indlela yokuhlola kanye nenani eliphezulu le-APHA noma le-Pt-Co kunokucela kuphela 'impahla engenambala.'

5. Cabanga Ngezinga Lokushisa Lesitoreji

I-High-purity DEA ingaqina ezimeni ezijwayelekile ze-warehouse. Abathengi kufanele baqinisekise ukuthi amathangi okugcina, izintambo zokudlulisa, amaphampu kanye nezinqubo zamasampula zingamelana nendlela yayo yokubanda.

6. Buyekeza Ukungcola Okucacisiwe Kwesicelo

Ngokuya ngohlelo lokusebenza, izilawuli ezengeziwe zingabandakanya:

• Insimbi

• I-Chloride

• Izinsalela

• Ukungcola kwe-carbonyl

• Izincibilikisi ezisele

• I-Nitrosamines

• Amanye ama-ethanolamine

Ukuhlolwa kokuhlaziya okwengeziwe kufanele kuvunyelwane ngaphambi kokuthunyelwa.

Kungani Kufanele Kuhlolwe Ingozi Ye-Nitrosamine?

I-DEA iyi-amine yesibili. Ngaphansi kwezimo ezifanele, ama-amine esibili angasabela ngama-agent e-nitrosating ukuze akhe i-N-nitrosamines, kuhlanganise ne-N-nitrosodiethanolamine, evame ukufushaniswa njenge-NDELA.

Imithombo engaba yi-nitrosating ingase ihlanganise:

• Usawoti we-nitrite

• I-Nitrosating preservatives

• I-nitrogen oxides

• Izinto zokusetshenziswa ezingcolile

• Izinqubo ezithile zokusakaza

• Ukungcola okuphambene

• Isitoreji esingalungile noma izinhlanganisela zokwakheka

Ukunciphisa ubungozi kungase kuhlanganise:

• Ukugwema izinhlanganisela ze-nitrite–DEA ezingadingekile

• Ukubuyekeza zonke izithako zokwakhiwa

• Ukulawula ukungcola kwezinto ezingavuthiwe

• Ukuvimbela ukungcoliswa okuphambene

• Ukusebenzisa izilawuli ezifanele zokukhiqiza

• Ukuhlolwa kwe-nitrosamine efanele lapho kudingeka

• Ukubuyekeza imithetho yemakethe yendawo

Umphumela wokuhlola ojwayelekile we-DEA awuqinisekisi ukuthi ukwakheka kokugcina akunawo ama-nitrosamine.

Abakhiqizi bezimonyo, ezemithi, uketshezi lwensimbi nezinye izinhlelo zokusebenza ezizwelayo kufanele baqedele ukuhlolwa kwengozi ye-nitrosamine eqondene nohlelo lokusebenza.

Ingabe I-Diethanolamine Ingasetshenziswa Kwezimonyo?

I-DEA akufanele yethulwe njengezifanele izimonyo emhlabeni wonke.

Ukwelashwa okulawulwayo kuyehluka ngokwamazwe. Kwezinye izindawo, okuhlanganisa ne-European Union, ukusetshenziswa okuqondile kwama-alkanolamine esibili njenge-DEA emikhiqizweni yezimonyo eqediwe kunqatshelwe noma kukhawulelwe. Izithako ezihlobene nazo zingase zibe ngaphansi kokulawulwa okusele kwe-DEA kanye ne-nitrosamine.

I-United States nezinye izimakethe zingasebenzisa izidingo ezihlukene, kodwa abakhiqizi basalokhu benomthwalo wemfanelo wokuphepha komkhiqizo nokuthobela imithetho.

Ngaphambi kokucabangela noma yisiphi isicelo sokunakekelwa komuntu siqu, qinisekisa:

• Izwe okuyiwa kulo

• Imithetho yamanje yezimonyo

• Ukuhlushwa okuhlosiwe kanye nomsebenzi

• Umkhawulo we-DEA oyinsalela

• Ingozi ye-Nitrosamine

• Ukuhlolwa kokuphepha komkhiqizo oqediwe

• Amadokhumenti omphakeli adingekayo

I-AOZUN yezinga lezimboni i-DEA akufanele ichazwe ngokuzenzakalelayo njengebanga lezimonyo, ukudla, imithi noma izinga lokunakekela komuntu siqu.

Ufaneleka Kanjani Umhlinzeki Omusha we-DEA

Isinyathelo 1: Qhathanisa Imininingwane

Buyekeza i-assay, i-MEA, TEA, amanzi, umbala kanye nanoma yikuphi ukungcola okuzwela isicelo.

Isinyathelo sesi-2: Qinisekisa Izindlela Zokuhlola

Hlola ukuthi i-assay inqunywa i-gas chromatography, i-titration noma enye indlela. Imiphumela ekhiqizwa izindlela ezahlukene ingase ingalingani ngokuqondile.

Isinyathelo sesi-3: Hlola Ukubamba Umzimba

Linganisa isimo somkhiqizo, indlela yokuncibilika, ukupompa, ukudluliswa kanye nesampula ngaphansi kwamazinga okushisa okugcina okugcina.

Isinyathelo sesi-4: Qalisa Izivivinyo Zohlelo Lokusebenza

Qhathanisa into entsha nenqwaba yesithenjwa egunyaziwe ekwakhiweni kwangempela noma inqubo.

Kuye ngesicelo, hlaziya:

• Ukuguqulwa kokusabela

• Isidingo sokungathathi hlangothi

• Umbala womkhiqizo

• I-Viscosity

• Ukuzinza kwe-emulsion

• Ukuziphatha kokugqwala

• Ukumuncwa kwegesi nokuvuselelwa kabusha

• Ukuhlunga

• Ukuqina komkhiqizo oqediwe

Isinyathelo sesi-5: Buyekeza Amadokhumenti Okulawula

Qinisekisa ukuthi amadokhumenti ahlanganisa ibhizinisi elingenisayo, izwe okuyiwa kulo, ibanga, uchungechunge lokuhlinzeka kanye nesicelo esihlosiwe.

Isinyathelo 6: Gunyaza Amaqoqo Amaningi

Lapho ukufana kweqoqo kubalulekile, hlola indawo yokukhiqiza engaphezu kweyodwa ngaphambi kokugunyazwa okugcwele kwezohwebo.

Izinketho Zokupakisha Nokunikezela

I-DEA ingahlinzekwa nge:

• Izigubhu zensimbi

• Izigubhu ezinemigqa ehambisanayo

• Iziqukathi eziningi ezimaphakathi

• Ama-Isotank noma ubuningi benqwaba, ngokuya ngokutholakala

Isisindo esiqondile esiqondile, impahla yesiqukathi kanye nokutholakala kwenqwaba kufanele kuqinisekiswe kwikhotheshini.

Ukupakishwa kufanele kufane ne-alkaline, impahla ye-hygroscopic kanye nesitoreji esilindelekile namazinga okushisa okuhamba.

Isitoreji Nokuphatha

Gcina i-DEA:

• Ezitsheni ezihambisanayo ezivalwe ngci

• Endaweni epholile, eyomile futhi enomoya omuhle

• Kude nama-asidi aqinile

• Kude nama-oxidizing agents aqinile

• Kude nama-nitrites namanye ama-nitrosating agents

• Ivikelwe emswakameni kanye nokuchayeka emoyeni okungadingekile

• Ngaphansi kwemibandela eshiwo ku-AOZUN SDS yamanje

I-DEA ikwazi ukumunca amanzi kanye ne-carbon dioxide emoyeni. Gcina iziqukathi zivaliwe lapho okokusebenza kungadluliswa.

Uma into iqina, sebenzisa isistimu yokushisisa elawulwayo egunyazwe isiqukathi nokufakwa. Gwema amalangabi avulekile, ukushisa okweqile kwendawo kanye nezinto zokushisisa ezingagunyaziwe.

Amathangi okugcina, amaphampu, ama-seal, ama-gaskets kanye nemigqa yokudlulisa kufanele kukhethwe ngemva kokubuyekezwa kokuhambisana kwezinto.

Ukuphatha Okuphephile

I-DEA iyikhemikhali eyingozi yezimboni. Ngokuya ngendawo kanye nebanga, izingozi ezisebenzayo zingabandakanya:

• Imiphumela eyingozi uma igwinywe

• Ukucasuka kwesikhumba

• Umonakalo omkhulu wamehlo

• Imiphumela emibi engaba khona evela ekuvezweni okuphindaphindiwe

• Izingozi zemvelo ngaphansi kwezinhlelo ezithile zokuhlukanisa

Izilawuli ezinconyiwe zendawo yokusebenza zifaka:

• Amagilavu ​​amelana namakhemikhali

• Izingubo zokuzivikela

• Izibuko ze-Chemical Splash

• Ukuvikelwa kobuso lapho ukuchaphazeka kungenzeka khona

• Ukungenisa umoya ofanele

• Ukudlulisa okuvaliwe lapho kusebenza khona

• Ukugeza amehlo okuphuthumayo nokufinyelela eshaweni ephephile

• Ukuqeqeshwa kwabasebenzi

• Izinqubo zokuphatha ukuchitheka nodoti

Gwema inkungu yokuphefumula noma i-aerosol. Ungadli, ungaphuzi noma ungabhemi ezindaweni zokuphatha.

Hlala uthintana ne-AOZUN SDS yezwe lamanje. Leli khasi lomkhiqizo alithathi indawo Yeshidi Ledatha Yezokuphepha.

Ukucatshangelwa Kokulawula Nokuhambisana

Ngaphambi kokuthenga i-DEA, qinisekisa:

• Ukubhaliswa kwamakhemikhali ezwe okuyiwa kulo

• FIKELA ukuhlinzekwa lapho kufanele khona

• Isimo sokusungula sendawo

• Izidingo zokuchayeka emsebenzini

• Imikhawulo yokusetshenziswa okuhlosiwe

• Imikhawulo yezimonyo noma yomkhiqizo womthengi

• Izilawuli ze-Nitrosamine

• Izidingo zokuhamba

• Izibopho zokumosha nokukhipha

Ukubhaliswa kwezinga le-substance akubandakanyi ngokuzenzekelayo wonke umuntu ongenisa ngaphandle, uchungechunge lokunikezela, amathani onyaka noma ukuphela kokusetshenziswa.

Imaphi Amadokhumenti Okufanele Umhlinzeki We-DEA Ahlinzeke?

Ngokuya nge-oda nendawo oya kuyo, abathengi bangacela:

• Isitifiketi Sokuhlaziya esiqondene neqoqo

• Ishidi Ledatha Yezokuphepha

• Ishidi Ledatha Yezobuchwepheshe

• I-invoyisi yezentengiso

• Uhlu lokupakisha

• Idokhumenti yezwe lendabuko

• Amadokhumenti ezokuthutha

• Isitatimende sokulawula noma sokusungula

• Ulwazi oluhlobene ne-REACH lapho kufanele khona

• Isitatimende sokukhiqiza noma sokuhlinzeka

• Isitatimende seNitrosamine noma idatha yokuhlola, uma ikhona futhi idingeka

• Ulwazi olwengeziwe lokungcola lwezicelo ezifanelekayo

Ukutholakala kwedokhumenti kanye nobubanzi kufanele kuqinisekiswe ngaphambi kokufaka i-oda.

Ulwazi Oludingekayo Ukuze Ikhotheshini Enembayo

Sicela unikeze:

• Igama lomkhiqizo kanye nenombolo ye-CAS

• Kudingeka ukuhlolwa kwe-DEA

• Imikhawulo ephezulu ye-MEA neye-TEA

• Ubuningi bokuqukethwe kwamanzi

• Umkhawulo wombala odingekayo

• Ibanga elidingekayo noma ukuhlanjululwa

• Isicelo esihlosiwe

• Inani elidingekayo

• Ukusetshenziswa konyaka okulinganiselwe

• Okuncanyelwayo kokupakisha

• Imbobo okuyiwa kuyo noma ikheli lokulethwa

• I-Incoterm edingekayo

• Izidingo zokulawula kanye nemibhalo

• Imfuneko yesampula

Imibuzo Evame Ukubuzwa Nge-Diethanolamine

Iyini i-diethanolamine?

I-Diethanolamine iyi-alkanolamine yesibili equkethe iqembu elilodwa le-amine namaqembu amabili e-hydroxyl. Inombolo yayo ye-CAS ithi 111-42-2 futhi ifomula yayo yamangqamuzana ithi C4H11NO2.

I-DEA isetshenziselwa ini ngokuyinhloko?

I-DEA isetshenziswa kakhulu ekwelashweni kwegesi, ukukhiqizwa kwe-surfactant kanye ne-emulsifier, ukwakhiwa kwensimbi, izithasiselo zikasimende, i-agrochemical intermediates kanye nokuhlanganiswa kwamakhemikhali ezimbonini.

Ingabe i-DEA iwuketshezi noma iqinile?

Kungaba noma. I-DEA ehlanzekile iqina cishe ku-28°C, ngakho isimo sayo somzimba sincike ekushiseni kwesitoreji, ubumsulwa kanye nokuqukethwe kwamanzi.

Ingabe i-DEA ecwebezelayo isho ukuthi umkhiqizo unesici?

Cha. I-Crystallization ingaba ushintsho oluvamile lomzimba lapho i-DEA yokuhlanzeka okuphezulu igcinwa ngaphansi kwendawo yayo yokuqandisa. Ukufudumala okulawulwayo kungase kubuyisele esimweni soketshezi.

Uyini umehluko phakathi kwe-DEA 99 ne-DEA 90?

I-DEA 99 iqukethe cishe u-99% noma ngaphezulu i-diethanolamine kanye namanzi amancane uma kuqhathaniswa. I-DEA 90 ngokuvamile iqukethe cishe u-90% we-DEA kanye namanzi acishe abe ngu-10% ukuze kuthuthukiswe ukuphatha izinga lokushisa eliphansi.

Ingabe i-DEA iyancibilika emanzini?

Yebo. I-Diethanolamine ihlangana ngokuphelele namanzi.

Ingabe i-DEA iyafana ne-MDEA?

Cha. I-DEA i-diethanolamine, i-amine yesibili enenombolo ye-CAS 111-42-2. I-MDEA i-methyldiethanolamine, i-amine ephakeme enenombolo ye-CAS 105-59-9.

Ingabe i-DEA ingakwazi ukususa i-carbon dioxide ne-hydrogen sulfide?

I-DEA isetshenziswa ezinhlelweni zobunjiniyela ze-amine ezinamanzi ukuze kususwe inqwaba ye-CO2 ne-H2S. Ukufaneleka kwayo kuncike ekubunjweni okuphelele kwegesi kanye nomklamo wenqubo.

Ingabe i-DEA ingakha ama-nitrosamine?

I-DEA ingakha ama-nitrosamine uma ivezwe kuma-agent afanelekayo e-nitrosating. Abaqulunqi kufanele bagweme inhlanganisela ye-nitrite engahambelani futhi baqedele ukuhlolwa kwengozi okuqondene nohlelo lokusebenza.

Ingabe i-DEA yezimboni izilungele izimonyo?

Hhayi ngokuzenzakalelayo. Ukusetshenziswa okuqondile kwe-DEA kunqatshelwe noma kukhawulelwe ezimakethe zezimonyo ezithile, futhi izithako ezihlobene zingase zibe ngaphansi kwemikhawulo eyinsalela ye-DEA kanye ne-nitrosamine.

Yibuphi ubumsulwa obunikezwa yi-AOZUN?

Ukucaciswa kwezimboni okujwayelekile kwamanje kwe-AOZUN kufakwa ohlwini lokuqukethwe kwe-DEA okungenani okungu-99.0%. Ukucaciswa kokugcina kwenkontileka neqoqo le-COA kufanele kuqinisekiswe ngaphambi koku-oda.

I-DEA kufanele igcinwe kanjani?

Kugcine ezitsheni ezihambisanayo ezivalekile ngci endaweni eyomile, engenamoya, kude nama-acids, ama-oxidizers, ama-nitrites nezinye izinto zokufaka i-nitrosating. Cabangela ukushisisa okulawulwayo uma amazinga okushisa asendaweni engase abangele ukuqina.

Ingabe i-AOZUN inganikeza isampula kanye ne-COA?

Ukutholakala kwesampula nemibhalo kungaqinisekiswa ngokwenani, indawo okuyiwa kuyo kanye nohlelo oluhlosiwe. Nikeza imininingwane yakho edingekayo lapho uthumela umbuzo.

Cela Isampula ye-Diethanolamine noma Ikhotheshini

I-AOZUN ihlinzeka nge-diethanolamine yezinga lezimboni, i-CAS 111-42-2, yokwelapha igesi, ukukhiqizwa kwe-surfactant, ukusebenza kwensimbi, amakhemikhali okwakha kanye nokuhlanganiswa kwezimboni.

Xhumana ne-AOZUN ngobumsulwa bakho obudingekayo, umkhawulo wamanzi, isicelo, ubungako, ukupakisha kanye nendawo oya kuyo ukudiliva. Ithimba lethu lizoqinisekisa izinga elitholakalayo, imibhalo yeqoqo, ukutholakala kwesampula kanye nemibandela yokuthengisa.