izinto eziphambili Irabha ye-HTBN ye-Hydroxy-terminated nitrile butadiene
Irabha ye-Hydroxy-Terminated Liquid Nitrile Butadiene Rubber (HTBN) sisixhobo esisebenziseka lula nesisebenza kakuhle esisetyenziswa kumashishini ahlukeneyo ngenxa yeempawu zaso ezibalaseleyo.
I-HTBN luhlobo lwerabha ye-nitrile engamanzi equlathe amaqela asebenzayo e-hydroxyl eziphelweni zeetyathanga zayo ze-polymer, nto leyo eyenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo.
Eli nqaku liza kuphonononga ukusetyenziswa, iimpawu, kunye neenzuzo ze I-HTBN kumashishini ahlukeneyo.
Enye yezona nzuzo ziphambili ze I-HTBN i-polymer yindlela yayo yokumelana neoyile, amafutha kunye neekhemikhali, nto leyo eyenza ukuba ibe yeyona nto ifanelekileyo yokwenza izitywini, ii-gasket kunye nee-O-rings
kwimizi-mveliso yeemoto kunye neenqwelo-moya. Ukukwazi kwayo ukumelana neemeko ezinzima zokusingqongileyo kunye nobushushu obuphezulu kwenza ukuba ibe lukhetho olukhethwayo kwiizicelo
apho izinto zerabha zemveli zinokungaphumeleli khona.
Kwishishini lokwakha, I-HTBN Irabha isetyenziswa ekuveliseni izinto zokuncamathelisa, izinto zokugquma, kunye nezinto zokutywina ngenxa yeempawu zayo zokuncamathelisa ezibalaseleyo kunye nokumelana nemozulu.
Ukuguquguquka kwayo kunye nokuqina kwayo kuyenza ibe yinxalenye ebalulekileyo ekuqulunqweni kwezixhobo zokwakha ezisebenza kakuhle ezinokumelana nobunzima bokubonakala ngaphandle.
Ngaphezu koko, I-HTBN Isetyenziswa kakhulu ekuveliseni iipayipi zoshishino, iibhanti zokuhambisa, kunye nezinye iimveliso zerabha apho ukuguquguquka, ukumelana nokukrweleka, kunye nokuhambelana kweekhemikhali kubalulekile. Ukudibana kwayo okwahlukileyo kweempawu kuyenza ibe lukhetho oluhle kakhulu kwizicelo ezifuna ukusebenza ixesha elide kunye nokuthembeka.
Kwicandelo lezonyango, I-HTBN Isetyenziswa ekuveliseni izixhobo zonyango, ezifana nee-catheters kunye neetyhubhu, ngenxa yokuba iyahambelana ne-biocompatibility kunye nokuxhathisa ulwelo lomzimba.
ukugcina iimpawu zayo zomzimba xa idibana nolwelo lomzimba kuyenza ibe yinto ekhuselekileyo nethembekileyo kwiimfuno ezibalulekileyo zonyango.
Ngaphezu koko, I-HTBN ikwasetyenziswa ekuveliseni iiglavu ezikhethekileyo zokusetyenziswa ngamakhemikhali nakwimizi-mveliso, inika ukhuseleko kwiindidi ezahlukeneyo zeekhemikhali kunye nezinyibilikisi.
Ukuxhathisa kwayo ukungena nokuwohloka kwezinto eziyingozi kuyenza ibe yinto ebalulekileyo ekuqinisekiseni ukhuseleko lwabasebenzi kumashishini ahlukeneyo.
Iimpawu ezikhethekileyo ze I-HTBN Kwakhona yenza ukuba ifaneleke ukusetyenziswa ekuqulunqweni kweengubo ezikhethekileyo kunye neepeyinti, apho inamathela khona, iguquguquka, kunye neempawu zokumelana neekhemikhali.
zixatyiswa kakhulu. Amandla ayo okuphucula ukusebenza kunye nokuqina kweengubo zenza ukuba ibe lukhetho olukhethwayo kwizicelo ezifuna amandla kwiimoto, elwandle, nakwizithuthi.
amacandelo emizi-mveliso.
Ukuqukumbela, irabha ye-Hydroxy-Terminated Liquid Nitrile Butadiene (I-HTBN) sisixhobo esiguquguqukayo nesisebenza kakuhle esisetyenziswa kakhulu kumacandelo amaninzi emizi-mveliso.
Iimpawu zayo ezikhethekileyo, kuquka ukumelana neoyile, amafutha, iikhemikhali kunye nokuguquguquka kwemozulu, zenza ukuba ibe yinto ebaluleke kakhulu kwizicelo apho ihlala ixesha elide, iguquguqukayo, kwaye ithembekile.
zibaluleke kakhulu. Njengoko ubuchwepheshe kunye nophuhliso luqhubeka nokukhuthaza imfuno yezixhobo ezisebenza kakuhle, kulindeleke ukuba i-HTBN idlale indima ebaluleke ngakumbi ekuhlangabezaneni
iimfuno ezitshintshayo zamashishini ahlukeneyo.
Singabathengisi abaphambili be I-HTBN kunye nezinye izinto ezinxulumene ne-polymer eziphambili eTshayina, iinkcukacha zemveliso zilandelayo.
| INTO | I-HTBN-1 | I-HTBN-2 |
| Ixabiso leHydroxyl, wt% | 0.8 - 1.2 | 0.8 - 1.2 |
| Ukuxinana (40℃,Pa.S) | ≤10 | ≤30 |
| Ukufuma,% ≤ | 0.05 | 0.05 |
| Umxholo we-Acrylonitrile, % | 10 - 18 | 20 - 28 |
| Ubunzima be-molecular | 2000 - 3000 | 2000 - 3000 |
| * Ukongeza: Singaphanda size siphuhlise naluphi na uhlobo olutsha lwe-HTBN ngokwemfuno ekhethekileyo yabathengi bethu. | ||
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