I-TEDA Catalyst: Iipropati, Usetyenziso kunye neSikhokelo sabaNiki
I-catalyst ye-TEDA, eyaziwa ngokwekhemikhali njenge-triethylenediamine (CAS 280-57-9), ibalulekile kwimveliso ye-polyurethane foam. I-Triethylenediamine isebenza njenge-catalyst, ikhawulezisa zombini ii-gelling kunye nee-blowing reactions. I-MOFAN TEDA ivelele njenge-catalyst esebenza kakhulu, inika ubumsulwa bekristale kwii-foams eziguquguqukayo, eziqinileyo, neziguquguqukayo kancinci, kunye neengubo. Iingcali zoshishino kunye nabasandula ukufika bayazuza ngokuqonda iipropati zayo kunye neendlela zokubonelela.
Impembelelo ye-triethylenediamine kwindalo ibandakanya:
- Ii-catalysts ezisekelwe kwi-amine zinciphisa ubuthi xa zithelekiswa neekhompawundi ze-tin.
- Zikhupha iikhompawundi eziphilayo eziguquguqukayo kwaye zinokungcolisa amanzi angaphantsi komhlaba.
- Iikhatalyst ezintsha ezisekelwe kwibhayoloji zijolise ekuphuculeni ukubola kwezinto eziphilayo.
Izinto ezibalulekileyo ekufuneka ziqwalaselwe
I-TEDA catalyst ikhawulezisa ukusabela kwimveliso ye-polyurethane foam, iphucula ukusebenza kakuhle kunye nomgangatho we-foam.
Khetha i-TEDA ecocekileyo kakhulu evela kubathengisi abathembekileyo ukuqinisekisa iziphumo ezihambelanayo kunye neempawu ezifanelekileyo zefoam.
Ukuphathwa ngokufanelekileyo kunye nokugcinwa kwe-TEDA catalyst kubalulekile kukhuseleko kunye nokusebenza kakuhle kwemveliso.
Ukudibanisa i-TEDA nezinye izinto ezibangela ukonakala kunokuphucula ukusebenza kwe-foam kwaye kunciphise iziphene eziqhelekileyo kwimveliso.
Ukuqondaiipropati kunye nokusetyenziswa kwe-TEDAinceda abavelisi ukuba baphucule ukwenziwa kwe-foam yabo.
Iipropati ze-TEDA Catalyst
Ulwakhiwo lweKhemikhali
I-Triethylenediamineyimolekyuli encinci yendalo eyinxalenye yosapho lwe-amine. Idla ngokusetyenziswa njenge-catalyst ye-polyurethane amine. Ulwakhiwo luqulathe ii-athomu zekhabhoni ezintandathu kunye nee-athomu ze-hydrogen ezilishumi elinambini, ezidityaniswe nee-athomu ezimbini ze-nitrogen. Olu lungiselelo lunika imolekyuli indlela yayo yokwenza izinto eyahlukileyo ekuveliseni i-foam. Ifomyula yekhemikhali kunye nobunzima bemolekyuli kuboniswe kwitheyibhile engasezantsi:
| Ipropati | Ixabiso |
|---|---|
| Ifomula yeKhemikhali | C6H12N2 |
| Ubunzima beMolekyuli | 112.17 g/mol |
I-Triethylenediamine isebenza njengebhulorho phakathi kwezinto ze-isocyanate kunye ne-polyol. Inceda ekuqaliseni iintshukumo ezenza i-polyurethane foam.
Iimpawu zomzimba
I-Triethylenediamine ibonakala njengekristale emhlophe okanye i-yellow solid ekhanyayo. Inyibilika kakhulu emanzini, nto leyo eyenza kube lula ukuyixuba kwiifomyula ze-polyurethane. Iqondo lokunyibilika liqala kwi-156 ukuya kwi-160 °C, kwaye iqondo lokubila liyi-174 °C. Ezi mpawu zivumela i-catalyst ukuba ihlale izinzile ngexesha lokuveliswa kwe-foam. Ubumsulwa be-MOFAN TEDA buyi-99.50% ubuncinane, okuqinisekisa iziphumo ezihambelanayo ekuvelisweni. Imveliso idla ngokupakishwa kwiidrama ezingama-25 kg, kodwa ukupakishwa okwenziwe ngokwezifiso kuyafumaneka kwiimfuno ezahlukeneyo.
| Ipropati | Ixabiso |
|---|---|
| Inkangeleko | I-crystalline eqinileyo emhlophe/etyheli ekhanyayo |
| Indawo yokunyibilika | 156-160 °C |
| Indawo yokubilisa | 174 °C |
| Ukunyibilika Emanzini | Igqwesile |
| Ubunyulu (%) | 99.50 imizuzu. |
| Ukupakisha | Iidrama ezingama-25 kg okanye ezenziwe ngokwezifiso |
Ukunyibilika kweTriethylenediamine kunye nobunyulu obuphezulu kwenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo zepolyurethane.
Ukusebenza kwiMveliso yeFoam yePolyurethane
I-Triethylenediamine sisincedisi esiphambili kwimveliso ye-polyurethane foam. Ikhawulezisa zombini ii-gelling kunye nee-blowing reactions. I-gelling reaction idibanisa ii-isocyanate kunye nee-polyol molecules, zenze isakhiwo se-foam. I-blowing reaction idala amaqamza egesi, andisa i-foam. I-Triethylenediamine inika i-reactivity ekhawulezayo, ngamaxesha ekhrimu emizuzwana emi-3-5 kunye namaxesha okunyuka emizuzwana engama-30-40. Esi santya sibalulekile kwizicelo ze-foam ezibunjiweyo. I-catalyst iphucula amandla okuthwala umthwalo kwaye ilinganisela ubukhulu besikhumba kunye nokuthamba okuphambili. Isebenza kakuhle kwi-polyether kunye ne-polyester polyols, ithintela ukwahlukana kwesigaba. I-Triethylenediamine ixabisa kancinci, okwenza ukuba ibe lukhetho oludumileyo kwimveliso ye-polyurethane ephezulu.
Iingxaki eziqhelekileyo kwimveliso yefoam ziquka ukudilika, ukuqhekeka, ukungafezeki komphezulu, ukutshintsha koxinano, kunye neeseli ezivaliweyo. I-Triethylenediamine inceda ukujongana nezi ngxaki ngokubonelela ngomsebenzi olinganiselayo. Umzekelo, ukwandisa i-gelling catalyst kunokuthintela ukudilika, ngelixa ukwenza ngcono ukuxuba kunye nolawulo lobushushu kunokunciphisa ukutshintsha koxinano.
Icebiso: Ukudibanisa i-triethylenediamine nezinye izinto ezibangela i-amine, ezifana ne-MOFAN A1, kunokuphucula ukusebenza kweendleko kunye nomgangatho we-foam.
Ukhuseleko kunye noLawulo
I-Triethylenediamine ihlelwa njengesixhobo esiqinileyo esinokutsha. Inokubangela ukurhawuzelelwa lusu kunye nomonakalo omkhulu emehlweni. Ukuphathwa ngokukhuselekileyo kubalulekile kwiindawo zoshishino. La manyathelo alandelayo okhuseleko anceda ekukhuseleni abasebenzi nasekugcineni umgangatho wemveliso:
- Nxiba iiglasi zokhuseleko eziqinileyo kunye neeglavu ezenziwe ngerabha ye-nitrile.
- Sebenzisa isuti epheleleyo ekhusela kwiikhemikhali.
- Kuphephe ukuphefumla umphunga okanye inkungu.
- Gcina izikhongozeli zivaliwe kakuhle.
- Gcina kwindawo eyomileyo, epholileyo, nengena umoya kakuhle, kungcono ukuba uyigcine kwisitya sentsimbi esingaphandle.
- Gcina kude nemithombo yobushushu kunye nezixoxisi.
Ukuba kuvela ingozi, yiya emoyeni omtsha, hlamba ulusu ngesepha namanzi, uze uhlambe amehlo ubuncinane imizuzu eli-15. Musa ukugabha ukuba uginyiwe. Kwimililo, sebenzisa i-water spray, i-foam engangenisi utywala, i-dry chemical, okanye i-carbon dioxide. Soloko uqhagamshelana nogqirha ukuze ufumane uncedo lokuqala.
Qaphela: Ukugcinwa nokuphathwa kakuhle kwe-triethylenediamine kuqinisekisa ukhuseleko kunye nokugcina ukusebenza kakuhle kwe-catalyst kwimveliso ye-polyurethane foam.
Izicelo kwiPolyurethane Foam
Iintlobo zePolyurethane Foam
I-Triethylenediamine isetyenziswa kakhuluekwenzeni iifoam ze-polyurethane ezahlukeneyo. Iifoam ze-polyurethane eziguquguqukayo zixhaphakile kwifenitshala, kwiibhedi, nakwiindawo zokuhlala zeemoto. Iifoam ze-polyurethane eziqinileyo zisetyenziselwa iiphaneli zokufudumala, iifriji, kunye nezixhobo zokwakha. Iifoam eziguquguqukayo zisebenza ngaphakathi kweemoto kunye nokupakisha. Iifoam ze-elastomeric zifumaneka kwiintsika zezihlangu kunye nee-gaskets zemizi-mveliso. I-MOFAN TEDA ibonisa ukuguquguquka ngokusebenza ngokufanelekileyo kuzo zonke ezi zicelo. I-catalyst ikwaxhasa ii-polyurethane coatings, ezikhusela umphezulu kwaye zonyusa ukuqina.
Abavelisi bakhetha i-triethylenediamine ngenxa yokukwazi kwayo ukuziqhelanisa neentlobo ezahlukeneyo ze-foam. Le catalyst iqinisekisa ulwakhiwo lweseli oluhambelanayo kunye neempawu zoomatshini. Oku kuguquguquka kwenza ukuba ibe lukhetho olukhethwayo kwi-foam ekwaziyo ukumelana nobunzima kunye nemveliso ye-foam eqhelekileyo.
Indima ye-TEDA Catalyst kuMgangatho weFoam
I-Triethylenediamine isebenza njenge-polyurethane amine catalyst. Ikhawulezisa zombini ii-gelling kunye nee-blowing reactions ngexesha lokuveliswa kwe-foam. I-gelling reaction idibanisa ii-isocyanate kunye nee-polyol molecules, zenze ulwakhiwo lwe-foam. I-blowing reaction idala amaqamza egesi, yandisa i-foam kwaye imisele uxinano lwayo.
I-TEDA catalyst inika ukukhawulezisa okuphindwe kabini, okuvumela ulawulo olungcono lokunyanga. Olu lawulo luchaphazela isakhiwo seseli yefoam kunye neempawu zoomatshini. Abavelisi bafumana amafoam asemgangathweni ophezulu anomthamo ophucukileyo wokuthwala umthwalo kunye nobukhulu besikhumba obulinganiselayo kunye nokuthamba kwentloko. I-Triethylenediamine isebenza kakuhle kunye ne-polyether kunye ne-polyester polyols, ithintela ukwahlukana kwesigaba kwaye iqinisekisa umgangatho wefoam ofanayo.
I-catalyst ibalulekile ekuveliseni amagwebu e-polyurethane aguquguqukayo, aqinileyo, kwaye aguquguquka kancinci. Inceda ukuphucula iipropati ze-foam kwizicelo ezithile. Umzekelo, igwebu elinamandla aphezulu lizuza ngokuthamba okuphuculweyo kunye nentuthuzelo, ngelixa amagwebu e-polyurethane aqinileyo efumana ubushushu obuphuculweyo kunye namandla.
Ingcebiso:Ukusebenzisa i-triethylenediamine kwifomyula ye-foam kunceda ekuthinteleni iziphene eziqhelekileyo ezifana nokuwa, ukuqhekeka, kunye nokuguquguquka kobuninzi.
Amanqanaba okusetyenziswa kunye nokuhlanganiswa kwenkqubo
I-Triethylenediamine idityaniswe kwimigca yemveliso ye-polyurethane kusetyenziswa iindlela ezichanekileyo. Abavelisi badibanisa i-amine catalyst nezinye izinto ukuze bafumane iipropati ze-foam ezifunekayo. Inqanaba lokusetyenziswa eliqhelekileyo liqala kwi-0.1 ukuya kwi-1.0 yeenxalenye ngekhulu leenxalenye ze-polyol (pphp). Ukulungiswa kufuna uvavanyo kunye novavanyo ukuze kuhambelane neemfuno ze-foam.
Itheyibhile engezantsi ibonisa iindlela ezicetyiswayo zokudibanisa iinkqubo kwiintlobo ezahlukeneyo zefoam:
| Uhlobo lweFoam | Izixhobo zeCatalyst | Ezona mpawu |
|---|---|---|
| Igwebu elinamandla okunyamezela okuphezulu (HR) | Umxube we-TEDA, i-DMCHA, kunye ne-DMAEEA | Ukuqina okugqwesileyo kunye nentuthuzelo; ilungiselelwe ukwenziwa kwakhona kunye nokuhamba kwamanzi. |
| I-PU Foam eqhelekileyo eguquguqukayo | Inkqubo ye-composite catalyst elinganisiweyo ene-TEDA kunye ne-DMCHA | Ilungisa ubulukhuni kunye noxinano; ilungisa kakuhle ii-amine ratios ukuze ifumane iimpawu ezifunekayo. |
| Inqanaba le-Amine Catalyst eliqhelekileyo | Ngokwesiqhelo isusela kwi-0.1 ukuya kwi-1.0 yeenxalenye ngeenxalenye ezilikhulu ze-polyol (pphp) | Iyahluka ngokusekwe kwiimpawu zefoam; ifuna ukwenziwa ngcono ngovavanyo kunye novavanyo. |
Ukuhambelana kweTriethylenediamine neepolyol ezahlukeneyo kuvumela abavelisi ukuba balungise iindlela zefoam. Le catalyst ixhasa zombini iinkqubo zepolyether kunye nepolyester, nto leyo eyenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo zepolyurethane. I-MOFAN TEDA inikezela ngokusebenza okuthembekileyo kunye neziphumo ezihambelanayo, ezibalulekileyo kwimveliso yemizi-mveliso.
Phawula:Ukuhlanganiswa ngokufanelekileyo kwe-triethylenediamine kuqinisekisa umgangatho ophezulu we-foam kunye nemveliso esebenzayo.
Isikhokelo soMboneleli weTEDA Catalyst
Imigaqo yokukhetha ababoneleli
Ukukhetha umthengisi ofanelekileyo we-triethylenediamine kubalulekile ukuze imveliso ibe semgangathweni oqhubekayo. Abavelisi kufuneka bajonge ababoneleli ababonelela ngeemveliso ezicocekileyo kakhulu kunye nenkonzo ethembekileyo. Itheyibhile engezantsi ichaza iikhrayitheriya eziphambili ekufuneka ziqwalaselwe:
| Iikhrayitheriya | Iinkcukacha |
|---|---|
| Iinkcukacha zobugcisa | Ubuncinci bobumsulwa be-99% buqinisekisa i-reaction kinetics ethembekileyo. Izatifikethi zohlalutyo (CoA) zebhetshi nganye zibalulekile. Qinisekisa ukuba imo ebonakalayo iyahambelana nezixhobo zakho zokulinganisa. Isatifikethi se-ISO 9001 siyathandwa. |
| Ukuthembeka koMthengisi | Ababoneleli abanamava eminyaka eliqela banikezela ngozinzo oluthe kratya. Jonga ubungakanani beodolo yabo encinci kwaye uphinda ireyithi yeodolo. Ukupakisha kwiidrama ezivaliweyo kunye namaxesha okukhokela athembekileyo kubalulekile. |
| Iingqwalasela zeendleko | Bala iindleko zizonke, kuquka ezothutho kunye nokugcina. Khangela amaxabiso ahlukeneyo kwiiodolo ezinkulu. Inkxaso yobugcisa kunye nomxube owenziwe ngokwezifiso zingongeza ixabiso. |
Ingcebiso:Soloko ucela isatifikethi sohlalutyo kwaye uqinisekise ukuthembeka kokupakishwa ngaphambi kokuba wamkele ukuthunyelwa.
Ababoneleli kunye neeBrands eziphambili
Iinkampani ezininzi zibonelela nge-triethylenediamine kwizicelo ze-polyurethane. I-MOFAN ivelele njengomthombo othembekileyo we-TEDA catalyst, inikezela ngeemveliso ezisebenza kakuhle nezisemgangathweni ofanayo. Abanye ababoneleli abadumileyo baquka:
| Igama leKhampani | Indawo | Indawo yoGxilo |
|---|---|---|
| MOFAN | iTshayina | I-catalyst ye-TEDA ecocekileyo kakhulu |
| I-Tosoh Corporation | ITokyo, eJapan | Ii-amine catalysts ze-polyurethane foams |
| I-Shandong Dongda Chemical Industry Co., Ltd. | IZibo, eTshayina | Ii-amine catalysts ze-polyurethane |
I-MOFAN TEDA inika iingenelo ezifana nevumba eliphantsi, ukufiphala okuncinci, kunye nempembelelo entle kwindalo xa kuthelekiswa nezinye iimpawu. Ezi mpawu ziyenza ibe lukhetho olukhethwayo kwifoam ekwaziyo ukumelana nobushushu obuphezulu kunye nezinye izicelo ezifuna amandla.
Ukufunyanwa kwezinto kunye noQinisekiso loMgangatho
Ukufunyanwa okuthembekileyo kwe-triethylenediamine kuqinisekisa imveliso egudileyo. Abavelisi kufuneka bavavanye ubunyani bomthengisi ngokujonga iziqinisekiso ze-ISO kunye nokuphonononga impendulo yabathengi. Iindlela zokupakisha, ezifana needrama ezingama-25 kg, zinceda ukugcina umgangatho wemveliso ngexesha lokuthuthwa nokugcinwa. I-MOFAN ibonelela ngenkxaso yokupakisha eguquguqukayo kunye neyobuchwephesha, enceda abathengi ukuba basebenzise kakuhle i-catalyst. Soloko uqinisekisa inombolo yebhetshi yemveliso kwaye ucele amaxwebhu okulandelelwa.
Phawula:Umgangatho ohlala uhleli kunye nenkxaso enamandla yabathengisi zizinto ezibalulekileyo kwimveliso ye-polyurethane foam ephumelelayo.
I-catalyst ye-teda idlala indima ebalulekileyo ekubumbeni umgangatho kunye nokuqina kweemveliso ze-polyurethane foam. Ukuphathwa ngononophelo kunye nokukhetha ababoneleli ngononophelo kunceda ukulawula ixesha le-gelation kunye nolwakhiwo lwe-foam, ezichaphazela ubungakanani kunye nokusasazwa kweseli. Ezi zinto zixhasa ukusebenza kwexesha elide kwaye zinciphisa iziphene. Ukukhetha imveliso ethembekileyo efana ne-MOFAN TEDA kuqinisekisa ukuba abavelisi bafumana iziphumo ezihambelanayo kunye nee-foam ezikumgangatho ophezulu kwiintlobo ngeentlobo zezicelo.
FAQ
Q.Isetyenziselwa ntoni i-TEDA catalyst?
Isincedisi seTEDAikhawulezisa ukusabela kwimveliso ye-polyurethane foam. Abavelisi bayisebenzisela ukwenza amagwebu aguquguqukayo, aqinileyo, kwaye aguquguquka kancinci. Ikwanceda ekwenzeni iingubo ze-polyurethane zokugquma umphezulu.
Q.I-TEDA catalyst kufuneka igcinwe njani?
Gcina i-TEDA catalyst kwindawo epholileyo, eyomileyo, nengena umoya kakuhle. Yigcine kude nobushushu kunye nezixobisi. Sebenzisa izikhongozeli zentsimbi ngaphandle ukuze ukhuseleke ngakumbi.
Q.Ingaba i-TEDA catalyst ikhuselekile ukuyiphatha?
I-TEDA catalyst inokubangela ukurhawuzelelwa lusu kunye nomonakalo omkhulu emehlweni. Abasebenzi kufuneka banxibe iiglavu kunye neeglasi. Kuphephe ukuphefumla umphunga.
Landela rhoqo izikhokelo zokhuseleko xa usebenzisa iikhemikhali.
Q.Ziziphi iindlela zokupakisha ezinikezelwa yi-MOFAN TEDA?
I-MOFAN TEDA iza ngeedrama ezinobunzima obuyi-25 kg. Iipakethe ezenziwe ngokwezifiso ziyafumaneka kwiimfuno ezizodwa.
| Uhlobo lokuPakisha | Ubunzima |
|---|---|
| Igubu | 25 kg |
| Yenza ngokwezifiso | Njengoko kufuneka |
Q.Ngaba i-TEDA catalyst ingasetyenziswa kunye nee-polyols ezahlukeneyo?
Ewe. I-TEDA catalyst isebenza ne-polyether kunye ne-polyester polyols. Oku kuhambelana kunceda abavelisi ukuba bafikelele kwiimpawu ze-foam ezifunwayo ngaphandle kokwahlulwa kwesigaba.
Ixesha leposi: Julayi-27-2026