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imveliso

I-Diethyltoluenediamine (DETDA) CAS 68479-98-1

Inkcazo emfutshane:

Igama leKhemikhali: iDiethyltoluenediamine

Igama loRhwebo: DETDA

Inombolo ye-CAS: 68479-98-1

 


Iinkcukacha zeMveliso

Iithegi zeMveliso

Ingcaciso yeMveliso

I-Diethyl-toluene-diamine (DETDA), inombolo ye-CAS 68479-98-1 yi-aromatic diamine liquid curing agent, efana ne-Ethacure 100 kunye ne-DETDA 80, ye-polyurea kunye ne-polyurethane (PU).

Njengoko i-chain extender esebenzayo kwizicelo ze-polyurethane, i-DETDA sisisombululo esifanelekileyo esinexabiso eliphantsi kunye neempawu zayo ezintle, ngakumbi kwi-RIM (reaction injection molding) kunye ne-SPUA (Spray Polyurea Elastomer). I-DETDA ivumela ukunyanga i-polyurethane/epoxy ngexesha elifutshane kakhulu, ingenazithintelo ngemizuzwana kwaye itywina umphezulu ngokugqibeleleyo ukukhusela imigangatho, iifacade, uphahla kunye neebhulorho. Eyona nto ingcono kukuba, i-polyurea yohlobo lwe-DETDA igubungela kwaye itywina imiphezulu ethe nkqo kwimizuzwana embalwa ngaphandle kokugoba.

I-DETDA yeyona ndlela ixhaphakileyo yokwandisa iityathanga kwishishini le-polyurethane, ine-viscosity ephantsi, inokuphathwa ngokulula kwaye inobuhlobo nokusingqongileyo. Njengoko ilulwelo, i-DETDA inokucutshungulwa kubushushu begumbi kwaye inyangwe kakuhle. Ngaphezu koko, ii-elastomers zohlobo lwe-DETDA zinamandla aphezulu okumelana ne-MOCA. Okwangoku, kukho ubuthi obuncinci kunye nothuli kwisityalo semveliso xa kuthelekiswa ne-MOCA.

Ngokufanayo nokusetyenziswa kwayo kwi-polyurethane kunye ne-polyurea njengee-ejenti zokupholisa, i-DETDA isetyenziswa njenge-hardener kunye ne-crosslinker kwi-epoxy resins. Amaqela ayo amabini e-amine asabela ngamaqela amane e-epoxy, kwaye enza iziko lokudibanisa elinobushushu obuphezulu kunye ne-bisphenol A. Ngokulungisa idosi, i-DETDA inokubonelela ngempendulo ekhawulezileyo kunye noluhlu lokudibanisa xa ifuna.

Xa kuthelekiswa ne-DMTDA, i-DimethylthioToluene Diamie, akukho vumba libi lesalfure kwaye iimveliso ezigqityiweyo zokuphilisa zinzima xa zineempawu zomzimba ezingcono.

Isicelo

I-DETDA isetyenziswa kakhulu njengesixhobo sokunyanga inkqubo yokutshiza i-polyurethane/polyuria ukhuseleko oluhlala ixesha elide kuzo zonke iindawo. Ngenxa yendlela yayo yokunyanga ngokukhawuleza, i-DETDA isetyenziswa kakhulu kwizixhobo zokwakha nezakhiwo. Sisisombululo esifanelekileyo esifuna ukugqunywa/ukuvalwa okukhawulezileyo, okusebenzayo nokuhlala ixesha elide.

Kwabo basebenza ngokufafaza ii-polyurea coatings, ii-polyurethanes, ii-composites kunye nee-epoxy resins, kuya kuba nzima kuwe ukufumana ezinye izinto ezithatha indawo ye-DETDA ezifanela iimfuno zakho zokucubungula. Isantya sayo sokulungisa esikhethekileyo senza ukuba ibe yeyohlobo olulodwa.

Ngaphezu koko, i-DETDA ikwasetyenziswa njenge-ejenti yokuphilisa/i-crosslinker ye-polyurethane kunye ne-epoxy resin, i-antioxidant ye-epoxy resin, ioyile yemizi-mveliso kunye nezinto zokuthambisa. Ukongeza, i-Diethyl-toluene-diamine isetyenziswa njenge-intermediate kwi-organic synthesis.

Ukupakisha kunye nokugcina

Ukupakisha: 20kg, 200kg/idrama yentsimbi. okanye i-IBC TANK.

Ukugcinwa kunye nokuthuthwa: Kuphephe ukudibana namanzi. Gcina kude nelanga.

Ixesha lokuphelelwa: 12 moths

Inkcazo

Igama lento: I-Diethylmethylbenzenediamine
Inombolo ye-CAS: 68479-98-1
Inombolo ye-EC: 270-877-4
Inombolo yeSikhombisi se-EU: 612-130-00-0
Ubunyulu: 100%
Ifomula yemolekyuli: C11H18N2
Izinto ezisetyenziswayo: I-CAS# 2095-02-5: 2,4-diamino-3,5-diethyltoluene;
I-CAS# 2095-01-4: 2,6-diamino-3,5-diethyltoluene;
Inkangeleko (ubushushu begumbi) ulwelo olucacileyo olutyheli olukhanyayo ukuya koluphuzi
Ubunzima be-molecular 178.28
Iqondo lokubila, ℉ (℃) 555(308)
Uxinano (g/cm3) kwi-68℉ (20℃) 1.02
Iqondo lokuqandisa ℉ (℃)) 15(-9)
I-Flash point, i-TCC, ℉ (℃) 275(135)
Ukuxinana, ii-cPs kwi-20℃ 280
Ukuxinana, ii-cPs kwi-25℃ 155
Ukuhambelana Inyibilika nge-Ethanol, Toluene
Amanzi 1.0
Ilingana ne-epoxy resin 44.3
Ilingana ne-Isocyanate 89.5

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