Ekucutshungulweni nasekusetshenzisweni kwesikhathi eside kwamapulasitiki, ukuguga kwe-oxidative kuyinkinga eyinhloko evimbela isikhathi sokuphila kanye nokusebenza kwemikhiqizo—ukucubungula ukushisa okuphezulu kuholela kalula ekuwohlokeni kwe-resin, futhi izindawo zangaphandle noma ezishisa kakhulu zingabangela kalula izinkinga ezifana nokuqhekeka, ukuqhekeka, kanye nokuwohloka kombala. Ama-antioxidants, "njengabaqaphi bokuguga" bepulasitiki, angavimbela ukusabela kweketanga le-oxidation emthonjeni wawo. I-Antioxidant 1010, njengomkhiqizo ojwayelekile phakathi kwama-antioxidants e-phenolic, isibe yisithasiselo esithandwayo emikhakheni yepulasitiki ye-PE, PP, ABS, kanye nobunjiniyela ngenxa yokusebenza kwayo okuphezulu, ububanzi bayo, kanye nezici ezinobungani nemvelo. Lesi sihloko sizohlaziya ngokuphelele i-Antioxidant 1010 kusukela ebukhulu bomkhiqizo, izinzuzo eziyinhloko, izinhlelo zokusebenza zemboni, kanye nokukhethwa kwesayensi, sinikeze izinkomba zobungcweti zamabhizinisi ukukhetha ngokunembile izinto zokwakha nokuthuthukisa ukuncintisana komkhiqizo.
I. UkuqondaI-Antioxidant 1010Kungani sekuyinto ebalulwe embonini?
Igama lamakhemikhali le-Antioxidant 1010 yi-pentaerythritol tetrakis(β-(3,5-di-tert-butyl-4-hydroxyphenyl)propionic acid), okuyingxenye yama-antioxidants amakhulu e-phenolic anesisindo esikhulu sama-molecule. Isakhiwo sayo esiyingqayizivele sama-molecule siyinika izakhiwo ezinhle kakhulu ze-antioxidant kanye nokuhambisana, futhi yaziwa ngokuthi "inkosi yama-antioxidants".
1. Indlela Eyinhloko Yokusebenza: Ukuvimbela Ukuguga Okubangelwa Ukukhuluphala Kwegazi Emsukeni Wako
Ingqikithi yokuguga kwe-plastic oxidation iwukusabela kwe-free radical chain. I-Antioxidant 1010 ivimba inqubo yokusabela ngemisebenzi emibili eyinhloko: okokuqala, ibamba ngenkuthalo ama-free radical akhiqizwa ngesikhathi se-oxidation, yakha isakhiwo esizinzile sama-molecule, futhi iqeda ukudluliselwa nokwanda kwama-free radicals; okwesibili, ibopha ama-trace metal ion kumapulasitiki nge-chelation, inciphisa umphumela wokusheshisa we-catalytic wama-metal ion ekusabela kwe-oxidation. Lokhu kuvikelwa okubili kuqinisekisa umphumela wokulwa nokuguga.
2. Izinzuzo Zomkhiqizo Oyinhloko: Izici Eziyinhloko Ezivumelana Nezimo Eziningi
·Ukusebenza kahle kakhulu, ububanzi obubanzi, kanye nokuzivumelanisa nezimo okunamandla: Ingasetshenziswa kabanzi cishe kuzo zonke ipulasitiki ze-thermoplastic ezifana ne-PE, i-PP, i-PVC, i-ABS, i-PA (inayiloni), i-PC, ne-EVA, kanye nerabha yokwenziwa (i-SBR, i-NBR, i-EPDM, njll.). Umkhiqizo owodwa ungahlangabezana nezidingo zokulwa nokuguga zezinhlobo eziningi zepulasitiki.
·Ukuqina kwezinga lokushisa eliphezulu kanye nokumelana okuhle kakhulu nokufuduka:Isisindo sayo esikhulu sama-molecule senza singabi sengozini yokuguquguquka nokubola endaweni yokushisa okuphezulu (160-280℃) yokucubungula ipulasitiki, futhi ihambisana kahle ne-resin. Ngeke isuke noma ishe isuke ngaphakathi komkhiqizo ngesikhathi sokusetshenziswa isikhathi eside, okuqinisekisa umphumela wokulwa nokuguga ohlala isikhathi eside futhi ozinzile.
·Inobungani nemvelo futhi ayinabo ubuthi, futhi ihambisana kahle nemithetho ephezulu:Ayinambala futhi ayinaphunga, futhi ngeke ingcolise ukubukeka kwemikhiqizo yepulasitiki. Ihambisana nezindinganiso zemvelo ze-EU REACH, RoHS kanye ne-domestic GB 9685, futhi ingasetshenziswa ngokuphephile kumapulasitiki okuxhumana nokudla, amapulasitiki ezokwelapha kanye namathoyizi ezingane kanye nezinye izimo ezinezidingo zokuphepha eziphakeme kakhulu.
·Umphumela wokubambisana kanye nezindleko ezingalawuleka:Uma isetshenziswa kanye nama-antioxidant asizayo njenge-168 kanye ne-DLTP, ingakhiqiza umphumela obalulekile wokubambisana, ngomphumela we-antioxidant odlula kakhulu lowo wokusebenzisa wona wodwa, futhi inani elingeziwe liphansi kakhulu (ngokuvamile u-0.1%-0.5%), okungalawula ngempumelelo izindleko zezithasiselo ngenkathi kuthuthukiswa impilo yomkhiqizo.
II. Ukuqaliswa Okunembile: Izimo Ezijwayelekile Zokusetshenziswa Kwemboni Ye-Antioxidant 1010
Imikhiqizo yepulasitiki evela ezimbonini ezahlukene inezidingo ezihluke kakhulu zobuchwepheshe bokucubungula kanye nendawo yokusetshenziswa. I-Antioxidant 1010, ngokuzivumelanisa nezimo kwayo, isungule izixazululo zokusetshenziswa ezivuthiwe ezindaweni eziningana ezibalulekile:
1. Imboni Yezinto Zokupakisha: Ukuqinisekisa Ukuzinza Esitorejini Nasekuthuthweni
Izidingo Eziyinhloko: Ukupakisha ukudla, ukupakisha okusheshayo kanye neminye imikhiqizo kudingeka kugcinwe futhi kuthuthwe isikhathi eside, kusengozini yokuguga ngenxa yezinguquko ekushiseni kwesimo sezulu, futhi kumele kuhlangabezane nezidingo zemvelo nezokuphepha;
Isixazululo Sokusetshenziswa: Inhlanganisela yama-antioxidants 1010 kanye168ingalibazisa ngempumelelo ukuguga kwe-oxidative kwamafilimu okupakisha e-PE/PP kanye namabhokisi okushintsha ukudla, igweme izinkinga ezifana nokuqhekeka kanye nokuba phuzi, ngenkathi ihlangabezana nezindinganiso zokuphepha kokuxhumana kokudla futhi iqinisekisa ikhwalithi yemikhiqizo engaphakathi kwephakheji.
2. Imboni Yepulasitiki Yezimoto: Ukumelana Nokuguga Ngaphansi Kwezimo Zokusebenza Ezinzima
Izidingo Eziyinhloko: Izingxenye zangaphakathi zezimoto (ideshibhodi, amaphaneli eminyango, izindwangu zezihlalo) kanye nezingxenye zangaphandle (amabhampa, izindlu zesibuko sangemuva) kumele zikwazi ukumelana nezimo ezinzima njengokuchayeka ekushiseni okuphezulu kanye namazinga okushisa ashintshanayo nabandayo, futhi kumele zikwazi ukumelana nokuguga, zibe nephunga eliphansi, futhi zikwazi ukumelana nesimo sezulu kakhulu;
Uhlelo Lokusebenza: Izingxenye zangaphakathi zisebenzisa inhlanganisela ye-antioxidant 1010 kanye ne-antioxidant esiza ngephunga eliphansi ukugwema ukukhiqizwa kwephunga ngaphansi kwezimo zokushisa okuphezulu nokuthuthukisa ukumelana nokuguga kokushisa kwemikhiqizo; izingxenye zangaphandle zihlanganiswa ne-antioxidant 1010 kanye ne-ultraviolet absorber326ukumelana kokubili ukushiswa kwe-oxidation kanye nokuguga kwesithombe, kwandise impilo yenkonzo yemikhiqizo ngeminyaka emi-3-5.
3. Imboni yezinto zikagesi kanye nezinto zikagesi: Ukuqinisekisa ukuzinza komsebenzi wesikhathi eside
Izidingo Eziyinhloko: Izindawo zokugcina izinto zikagesi neze-elekthronikhi (izinto ze-ABS/PC) kanye nama-cable sheath (izinto ze-PE/PVC) kudingeka zisetshenziswe isikhathi eside endaweni enokushisa okuphezulu lapho kusebenza khona imishini kagesi, edinga ukumelana nokushisa, ukumelana nokuguga, futhi ingenawo umthelela ekusebenzeni kokushisa kukagesi;
Isixazululo Sokusetshenziswa: Ukwengeza i-antioxidant 1010 kungathuthukisa ukumelana nokuguga kokushisa kwemikhiqizo, kuvimbele igobolondo langaphandle ukuthi lingabi buthakathaka futhi i-cable sheath ingaqhekeki ngenxa yokushisa okuphezulu kwesikhathi eside, futhi kuqinisekise ukuphepha nokuphila kwemishini kagesi.
4. Imboni yepulasitiki yezolimo: Imelana nemisebe ye-ultraviolet yangaphandle enamandla kanye namazinga okushisa aphezulu
Izidingo Eziyinhloko: Amafilimu ezolimo, amapayipi okunisela kanye neminye imikhiqizo ivezwa emisebeni enamandla ye-ultraviolet kanye namazinga okushisa aphezulu ngaphandle isikhathi eside, okwenza kube lula ukuguga nokuwohloka ngokushesha. Kudingeka kube nokuqina okuqinile kakhulu kokulwa nokuguga.
Uhlelo Lokusebenza: Inhlanganisela ye-antioxidant 1010 kanye ne-ultraviolet absorber 531/327ingandisa impilo yefilimu ye-PE yezolimo ibe yiminyaka engu-2-3, imelane ngempumelelo nokuwohloka nokulimala kwamapayipi namafilimu okubangelwa imisebe ye-ultraviolet kanye namazinga okushisa aphezulu, futhi iqinisekise ukuqhubeka kokukhiqizwa kwezolimo.
5. Imboni Yenjoloba Yokwenziwa: Ukuthuthukisa Impilo Yesevisi Yama-Elastomer
Isidingo Esiyinhloko: Imikhiqizo yerabha yokwenziwa (amathayi, izivalo, amapayipi) njenge-SBR (irabha ye-styrene-butadiene), i-NBR (irabha ye-nitrile-butadiene), kanye ne-EPDM (irabha ye-ethylene propylene diene monomer) ithambekele ekulahlekelweni ukunwebeka kanye nokuqhekeka ngenxa ye-oxidation;
Ukusetshenziswa: Ukwengeza i-antioxidant 1010 kungathuthukisa kakhulu ukuzinza kokushisa kanye nezakhiwo zokulwa nokuguga zerabha yokwenziwa. Isibonelo, ukusetshenziswa kwayo kuma-EPDM building sealing strips kungandisa impilo yokukhathala ngokuphindwe kabili, kanti ukusetshenziswa kwayo kumapayipi amelana namafutha e-NBR kungathuthukisa ukumelana nokushisa futhi kwandise impilo yenkonzo cishe ngo-50%.
III. Ukukhethwa Nokusetshenziswa Kwesayensi: Izinto Ezibalulekile Okufanele Zicatshangelwe Nge-Antioxidant 1010
Ukukhetha nokusetshenziswa kahle kwe-antioxidant 1010 kungakhulisa imiphumela yayo yokulwa nokuguga ngenkathi kulawulwa izindleko. Amaphuzu abalulekile alandelayo kufanele acatshangelwe:
·Qondanisa ubuchwepheshe bokucubungula bese ulawula isikhathi sokwengeza:I-Antioxidant 1010 kufanele ifakwe ngokushesha ngangokunokwenzeka ngesikhathi sokuncibilika kwe-resin yepulasitiki ukuqinisekisa ukuthi ihlakazeka ngokulinganayo ku-resin; uma izinga lokushisa lokucubungula lidlula u-260℃, kunconywa ukwandisa inani elingeziwe ngokufanele, noma ukulihlanganisa no-168 ukuze kuthuthukiswe ukuzinza kwezinga lokushisa eliphezulu.
·Lungisa ifomula ngokuya ngendawo yokusetshenziswa:imikhiqizo esetshenziswa ngaphandle idinga ukuhlanganiswa nezifutho ze-ultraviolet, imikhiqizo esetshenziswa ezimweni zokushisa okuphezulu ingakhuphula ngokufanele inani elingeziwe, futhi imikhiqizo yezinga lokuxhumana nokudla kumele ilawule ngokuqinile inani elingeziwe ngaphakathi kobubanzi obuhambisanayo.
Gwema ukuxubana nezinto eziphikisanayo:Akukhuthazwa ukuxubana nezisheshisi zerabha eziqukethe i-sulfur, iziqinisi zensimbi esindayo, njll., ukuze kungathinti umphumela we-antioxidant; uma kudingeka ukuyisebenzisa nezinye izithasiselo, kunconywa ukwenza izivivinyo ezincane ukuqinisekisa ukuhambisana kuqala;
·Ukukhetha okuthandwayo:I-Antioxidant 1010 iyodwa ifaneleka ezimweni zokusebenza ezilula. Ezindaweni eziyinkimbinkimbi (ezinokushisa okuphezulu, ngaphandle, ukusetshenziswa kwesikhathi eside), kunconywa ukusebenzisa uhlelo lwe-compound lwe-1010+168 ukuze kufezwe umphumela wokubambisana ngenkathi kunciphisa inani lezithasiselo ezilodwa futhi kuthuthukiswe ukusebenza kahle kwezindleko.
Ukukhetha i-antioxidant esezingeni eliphezulu engu-1010 kubalulekile ekwandiseni isikhathi sokuphila kwemikhiqizo yepulasitiki, ukuqinisekisa ikhwalithi yomkhiqizo, kanye nokuthuthukisa ukuncintisana emakethe. Uma udinga izixazululo zesicelo se-antioxidant 1010 ezenziwe ngokwezifiso zezigaba ezithile zepulasitiki, noma udinga imingcele yomkhiqizo enemininingwane kanye nolwazi lwesitifiketi semvelo, sicela ukhululeke uku.Xhumana nathi!
Isikhathi sokuthunyelwe: Disemba-29-2025