Udidi lwezinto zeglavu ze-nitrile lwahlulwe ngokubanzi ngokobunyulu bezinto ezikrwada, iipropati zomzimba, iteknoloji yokucubungula kunye neendawo ezifanelekileyo, njl. Iindlela eziqhelekileyo zokwahlulahlula zezi zilandelayo:
I. Yahlulwe ngokwendlela izinto eziluhlaza ezicocekileyo nezingcolileyo ezicocekileyo ezicocekileyo ngayo
- Iiglavu ze-nitrile zezinga loshishino
◦ Umxholo werabha ye-nitrile kwizinto ezikrwada uphantsi kakhulu (ngesiqhelo yi-60%-80%), kuza kongezwa ezinye izinto zokugcwalisa, izithambisi kunye nezinye izongezo, kwaye umxholo wokungcola (umz. ii-ion zesinyithi, ii-monomers ezisele) uphezulu.
◦ Ifanelekile kwiimeko zemizi-mveliso ngokubanzi (umz. ukugcinwa koomatshini, ukucoca), kunye neemfuno ezisisiseko zokumelana nokurhawuzelelwa, ukumelana neoyile kunye nokungcola, kodwa akukho mfuneko iphezulu yococeko, umngcipheko wokunganyamezelani, njl.njl.
- Iiglavu zeNitrile zezonyango/zokutya ezikumgangatho ophezulu
◦ Ubunyulu obuphezulu berabha ye-nitrile (≥80%), ulawulo olungqongqo kwiintlobo kunye nomthamo wezongezo, akukho zongezo zibangela umhlaza, kunye nomxholo wokungcola ophantsi kakhulu (umz. izinto ezikhutshwayo, ii-microbial indexes ezihambelana nemigangatho efanelekileyo, njengeemfuno zesatifikethi se-US FDA, i-EU CE).
◦ Ukuhambelana ngcono kwezinto eziphilayo, akukho lula ukukubangela ukuba ube nee-allergies, kufanelekile xa kuhlolwa ngonyango, ekulungisweni kokutya nakwezinye iimeko ezineemfuno eziphezulu zococeko nokhuseleko.
Okwesibini, ngokwezalathisi zokusebenza ngokomzimba
- Iiglavu ze-nitrile ezinamandla aqhelekileyo
◦ Amandla okukrazula adla ngokuba phakathi kwe-15-25kN/m, amandla okutsalwa yi-10-20MPa, ubude obuyi-400%-600%, alungele ukusetyenziswa kokukhanya kwemihla ngemihla (umz. imisebenzi yasekhaya, umsebenzi wemizi-mveliso ongasebenzi ngamandla aneleyo).
- Iiglavu ze-nitrile ezinamandla aphezulu
◦ Amandla okukrazula ≥25kN/m, amandla okutsalwa ≥20MPa, ukunwebeka ≥600%, ezinye iimveliso zilungiswa ngefomula (umz. ukwandisa uxinano oludibanisayo) okanye uyilo lokutyeba, ukumelana nokukrazula kunye nokumelana nokubhoboza kuphuculwe kakhulu, kufanelekile kwimisebenzi enamandla amakhulu efana nokwakha, ukwenziwa kweemoto kunye neshishini leekhemikhali.
III. Yahlulwe ngumsebenzi okhethekileyo kunye nenkqubo
- Iiglavu ze-nitrile ezingenamgubo
◦ Susa umgubo ngenkqubo efana nonyango lwe-electron microscope, ukuhlamba nge-chlorine, njl.njl. ukuze uphephe ukungcola kothuli kunye nomngcipheko wokunganyamezelani, usebenzisa umgangatho ophezulu wezinto ezibonakalayo, ezisetyenziswa rhoqo kwiimeko ezicocekileyo ezifana nezonyango, izixhobo ze-elektroniki, ilabhoratri, njl.njl.
- Iiglavu ze-nitrile ezinganyangekiyo ngamakhemikhali
◦ Sebenzisa irabha ye-nitrile equlathe umxholo ophezulu we-acrylonitrile (umxholo we-acrylonitrile ongu-30%-40%, umxholo uphezulu, kokukhona ukumelana neoyile kunamandla), ukumelana ngcono nezinyibilikisi eziphilayo, ii-asidi kunye ne-alkalis kunye nezinye iikhemikhali, zezona zibalulekileyo kwizixhobo zomgangatho wokhuseleko lobuchwephesha.
- Iiglavu ze-nitrile ezingasebenziyo/eziqhubayo
◦ Yongeza i-arhente echasene ne-static okanye izinto eziqhuba umbane, ulawulo lokumelana nomphezulu kwi-10⁶-10¹¹Ω (i-antistatic) okanye i-10⁴-10⁶Ω (i-conductive), efanelekileyo kwimveliso ye-elektroniki, ii-semiconductors kunye nezinye iimeko zokuchaneka kwe-static-sensitive, umgangatho wezinto kufuneka uhlangabezane nomgangatho we-antistatic (njenge-ISO 14644).
Okwesine, ngokwecandelo lesiqinisekiso somgangatho weshishini – Ukuthobela imigangatho yezonyango (efana ne-EN 455, i-ASTM D6319): kufuneka uphumelele uvavanyo lweentsholongwane, uvavanyo lwe-cytotoxicity, njl.njl., iimfuno zomgangatho wezinto zingqongqo, ukuqinisekisa ukhuseleko lokudibana nomzimba womntu okanye izixhobo zonyango. – Ukuthobela imigangatho yokunxibelelana kokutya (umz. FDA 21 CFR 177.2600): Izongezo eziyingozi azivumelekanga, kwaye ukumelana nokufuduka kwezinto kuyahlangabezana nomgangatho, kufanelekile ukudibana ngqo nokutya. – Ukuthobela imigangatho yokhuseleko lweshishini (umz. EN 374, ANSI/ISEA 105): ukugxila ekumelaneni neekhemikhali, ukumelana nokukrweleka, ukumelana nokubhobozwa, njl.njl., kwaye kwahlulwahlulwa ngokwamanqanaba (umz. amanqanaba okumelana nokukrweleka kwiNqanaba 1-5) ngokweemfuno ezahlukeneyo zeshishini. Ukushwankathela, umgangatho wezinto zeglavu ze-nitrile luphawu olupheleleyo “lobunyulu, ukusebenza kunye nokhuseleko”: umgangatho weshishini ugxile ekuqineni okusisiseko, umgangatho wezonyango/wokutya ugxininisa ubunyulu kunye nokhuseleko, kwaye umgangatho womsebenzi okhethekileyo uqinisa ukusebenza kobungcali kwiindawo ezithile. Xa ukhetha, kuyimfuneko ukufanisa umgangatho weemveliso ohambelanayo ngokwemigangatho yokusetyenziswa (umz. ucoceko, ukhuseleko, i-anti-static, njl.njl.).
Ixesha leposi: Juni-26-2025