Uchungechunge lweSilike Si-TPV 2150 luyi-elastomer esekelwe e-vulcanizate abitone-based elastomer, ethuthukiswe kusetshenziswa ubuchwepheshe bokuhambisana. Le nqubo isabalalisa irabha le-silicone yaba yi-SEBS njengezinhlayiya ezinhle, ezisukela ku-1 kuye ku-3 ama-microns ngaphansi kwesibonakhulu. Lezi zinto ezihlukile zihlanganisa amandla, ubulukhuni, nokumelana nokuphikiswa kwe-thermoplastic ngezakhiwo ezifiselekayo ze-silicone, njengokuthamba, umuzwa wokuqina, kanye nokumelana nokukhanya kwe-UV. Ngokwengeziwe, izinto ze-SI-TPV zisebenza kabusha futhi zingasetshenziswa kabusha ngezinqubo zokukhiqiza zendabuko.
I-SI-TPV ingasetshenziswa ngqo njengento eluhlaza, eyenzelwe ngqo ukuthinta okuthentiwe okuthe xaxa kumadivayisi we-elekthronikhi, izingxenye zezimoto, ama-TPE e-TPE izimboni.
Ngaphandle kokusetshenziswa kwayo okuqondile, i-SI-TPV ingasebenza futhi njenge-polymer modifier kanye nesengezo senqubo ama-thermoplastic lastomers noma amanye ama-polymers. Kukhulisa ukuqina, kuthuthukisa ukucubungula, futhi kukhulisa izakhiwo ezingaphezulu. Lapho kuhlanganiswe ne-TPE noma i-TPU, i-SI-TPV ihlinzeka ngemizwa ehlala njalo ebusweni kanye nokuzizwa okumnandi okujabulisayo, ngenkathi futhi kuthuthukisa ukumelana nokwakheka kanye nokumelana ne-abrasion. Yehlisa ubulukhuni ngaphandle kokuthinta kabi izakhiwo zemishini futhi unikeze ukuguga okungcono, okuphuzi, kanye nokuphikiswa kwe-stain. Kungakha futhi ukuqedwa kwe-matte efiselekayo ebusweni.
Ngokungafani nezithasiselo ezijwayelekile ze-silicone, i-SI-TPV ihlinzekwa ngefomu le-pellet futhi icutshungulwa njenge-thermoplastic. Ihlasela kahle futhi ihlangene kulo lonke elase-polymer matrix, ngephoyisa liboshelwe emzimbeni nge-matrix. Lokhu kuqeda ukukhathazeka okufudukayo noma "ukuqhakaza", okwenza i-SI-TPV isixazululo esisebenzayo nesithuthukisayo sokuthola indawo ethambile ye-silky kuma-elastomers athambisa ama-thermoplastic noma amanye ama-polymers. futhi ayidingi ukucutshungulwa okwengeziwe noma izinyathelo zokuhlanganisa.
Uchungechunge lwe-SI-TPV 2150 lunezici zokuthinta okuthambile kwesikhumba okuhlala isikhathi eside, ukungahambisani kahle kwebala, awukho ipulasitiki nethangi elingezwe, futhi akukho zulu ngemuva kokusetshenziswa kwepulasitiki okuyisisekelo, okusetshenziselwa kahle i-silky emnandi uzizwe i-wermoplastic elastomers elastomers.
Ukuqhathanisa imiphumela ye-SI-TPV yesengezo seplastiki yeplastiki ne-polymer ekusebenzeni kwe-TPE
I-SI-TPV isebenza njengezizwe ezintsha zokuguqula nokucutshungulwa kwesengezo kwama-thermoplastic lastomers namanye ama-polymers. Ingahlanganiswa ngama-lastomers ahlukahlukene nobunjiniyela noma amapulasitiki ajwayelekile, njenge-TPE, TPU, SEBS, PP, PE, Cope, EVA, ABS, ne-PVC. Lezi zixazululo zisiza ukuthuthukisa ukusebenza kahle futhi kuthuthukise ukusebenza kokumelana nokuqina kwe-abrasion zezakhi eziqediwe.
Inzuzo esemqoka yemikhiqizo eyenziwe nge-TPE ne-SI-TPV ukuhlanganiswa kabusha kwendawo ethambile ye-silky-tacky izizwa-ngqo okuhlangenwe nakho okuphelele kwabasebenzisi abakulindele noma bagqoke. Lesi sici esiyingqayizivele sakha ububanzi bezicelo ezingaba khona ze-TPE Elastomer izinto ezimbonini eziningi. Ngaphezu kwalokho, okufaka i-SI-TPV njenge-modifier kuthuthukisa ukuguquguquka, ukuqina, nokuqina kwezinto zokwakha i-elastomer, ngenkathi wenza inqubo yokukhiqiza ibiza kakhulu.
Ukulwa nokukhulisa ukusebenza kwe-TPE? I-SI-TPV I-Plastic Addtitives kanye ne-Polymer Modifiers anikezela ngempendulo
Isingeniso Tpes
I-Thermoplastic Elastomers (TPES) ihlukaniswe ngukwakheka kwamakhemikhali, kufaka phakathi ama-thermoplastic olefins (TPE-O), ama-strrenic ama-ponduizates (TPE-O), ama-poldurethastic (v), ama-copolyethanes (i-COPA-U), kanye ne-Copa). Ngenkathi ama-polyurethanes nama-copolyyeters angaba ngaphezulu - izinketho eziningi zokusebenzisa, izinketho ezingabizi kakhulu ezifana ne-TPE-S ne-TPE-V zivame ukuhlinzeka ngokufanele kwezicelo ezingcono.
Ama-TPES ajwayelekile ahlangana ngokomzimba wenjoloba nama-thermoplastics, kepha ama-TPE-vs ahlukile ngokuthola izinhlayiya zenjoloba axhumene ngokwengxenye noma ngokugcwele, ethuthukisa ukusebenza kwawo. I-TPE-VS ifaka amasethi aphansi ukucindezelwa, ukumelana okungcono kwamakhemikhali kanye ne-abrasion, kanye nokuqina kwezinga lokushisa, okwenza balungele ukufaka esikhundleni senjoloba eziMpulweni. Ngokuphambene nalokho, ama-TPES ajwayelekile ahlinzeka ngokuguquguquka okukhulu, amandla aphezulu aphezulu, ukuqina, kanye nokwenza imibala, kubenze balungele imikhiqizo efana nezimpahla zabathengi, ama-elekthronikhi, namadivayisi wezokwelapha. Futhi bahlanganisa kahle ama-substrates aqinile njenge-PC, ABS, okhalweni, ne-nylon, ezuzisa izinhlelo zokusebenza ezithambile.
Izinselelo Nge-TPES
Ama-TPES ahlanganisa ukuqina ngamandla okwenziwa ngomshini kanye nokusebenza, kubenza baguquguquke kakhulu. Izakhiwo zazo zokunwebeka, njengokushintshana kwesethi kanye nokubumbana, zivela esigabeni se-elastomer, ngenkathi amandla ashubile futhi adabula ancike kwingxenye yepulasitiki.
Ama-TPES angacutshungulwa njengama-thermoplastics ajwayelekile emazingeni okushisa aphakeme, lapho angena khona isigaba sokuncibilika, ukuvumela ukukhiqiza okusebenzayo kusetshenziswa imishini yokucubungula ngopulasitiki esebenza kahle. Uhla lokushisa lwabo lokushisa luyaphawuleka futhi, ukunwetshwa kusuka emazingeni okushisa aphansi kakhulu - eduze nendawo yokuguqula ingilazi yesigaba se-elastomer-kuya kumazinga okushisa aphezulu asondela esigabeni sokuncibilikisa.
Kodwa-ke, ngaphandle kwalezi zinzuzo, izinselelo eziningana ziyaqhubeka nokwenza kahle ukusebenza kwama-TPES. Olunye udaba olukhulu ubunzima ekulinganiseni ukuqina ngamandla okwenziwa ngomshini. Ukuthuthukisa impahla eyodwa kuvame ukuza ngezindleko zolunye, okwenza kube yinselele kubakhiqizi ukuthuthukisa ukwakheka kwe-TPE okugcina ukulinganisela okungaguquki kwezici ezifiselekayo. Ngokwengeziwe, ama-TPES atholakala ekulimaleni okufana nokushaywa kanye nokushayisana, okungathinta kabi ukubukeka nokusebenza kwemikhiqizo eyenziwe kulezi zinto zokwakha.