Izindaba

Ipayipi lepulasitiki liyinto evamile yamapayipi esetshenziswe kabanzi emikhakheni eminingi ngenxa yepulasitiki yayo, izindleko eziphansi, i-lightweight, kanye nokumelana nokugqwala.Okulandelayo yizinto ezimbalwa ezijwayelekile zamapayipi epulasitiki kanye nezindawo zokusebenzisa kwazo nezindima:

Ipayipi le-PVC:Ipayipi le-polyvinyl chloride (PVC) ingenye yezinto ezisetshenziswa kakhulu zamapayipi futhi ingasetshenziselwa amanzi, igesi, indle, ukuhanjiswa kwezimboni, njll. Ipayipi le-PVC linokumelana nokugqwala, ukumelana nokucindezela, ukuvalwa kahle, intengo ephansi, njalonjalo.

Ipayipi le-PE:Ipayipi le-polyethylene (PE) liphinde libe yinto evamile yamapayipi, ikakhulukazi asetshenziswa emanzini, igesi, indle, njll. Ipayipi le-PE linokumelana nomthelela, ukumelana nokugqwala, ukuguquguquka okuhle, njalonjalo.

Ipayipi le-PP-R:ipayipi le-polypropylene random copolymer (PP-R) lingasetshenziselwa izinhlelo zokuhlinzeka ngamanzi angaphakathi, ukufudumeza phansi, isiqandisi, njll. Ipayipi le-PP-R linokumelana nezinga lokushisa eliphezulu, i-asidi, nokumelana ne-alkali, akulula ukukala, ngakho-ke. ku.

Ipayipi le-ABS:Ipayipi le-ABS liyipayipi elingazweli, elingagqwali, elisetshenziswa kakhulu ekuhlanzeni indle, indle yasekhishini, neminye imikhakha.

Ipayipi le-PC:ipayipi le-polycarbonate (PC) linamandla aphezulu, ukukhanya okuphezulu, nezinye izici, futhi lingasetshenziswa emigwaqweni emikhulu, emigudu, emigwaqweni engaphansi, nakwezinye izindawo zokwakha.

Ipayipi le-PA:ipayipi le-polyamide (PA) lisetshenziswa kakhulu emkhakheni womoya, uwoyela, amanzi, nezinye izinto zokuhamba eziwuketshezi.Ipayipi le-PA alikwazi ukugqwala, alikwazi ukumelana nokushisa, alikwazi ukumelana nokucindezela, nezinye izici.

Izinto ezihlukene zamapayipi epulasitiki zifanelekile emikhakheni ehlukene.Ngokuvamile, amapayipi epulasitiki anezinzuzo zokuba angasindi, izindleko eziphansi, ukumelana nokugqwala, ezilungele ukwakhiwa, njll., futhi kancane kancane athathe indawo yamapayipi ensimbi yendabuko, futhi adlale indima ebaluleke kakhulu ekwakhiweni kwesimanje.

Kodwa-ke, ezinye izinkinga ezivamile zingase zihlangane ngesikhathi sokukhiqizwa nokucubungula amapayipi epulasitiki, okuhlanganisa:

Ukuncibilika okungekuhle:ezinye izinto zokusetshenziswa zepulasitiki enqubweni yokucubungula, ngenxa yesakhiwo seketango lamangqamuzana nezinye izici, zingase ziholele ekuncibilikeni okumpofu kokuncibilika, okuholela ekugcwalisweni okungalingani enqubweni yokubunjwa kwe-extrusion noma umjovo, ikhwalithi yendawo engagculisi, nezinye izinkinga.

Ukungaqini kahle kwe-dimensional:ezinye zezinto zokusetshenziswa zepulasitiki ekucutshungulweni nasekupholiseni inqubo yokuncipha, okuholela kalula ekuzinzeni okungekuhle komkhiqizo oqediwe, noma ngisho nokuguqulwa nezinye izinkinga.

Ikhwalithi yendawo engeyinhle:Enkambweni yokubunjwa kwe-extrusion noma umjovo, ngenxa yokuklama okungenangqondo kwesikhunta, ukulawulwa okungalungile kokushisa okuncibilika, njll., kungase kuholele ekushiyekeni okufana nokungalingani, ama-bubbles, iminonjana, njll ebusweni bemikhiqizo eqediwe.

Ukumelana nokushisa okungekuhle:ezinye izinto zokusetshenziswa zepulasitiki zivame ukuthamba futhi ziwohloke emazingeni okushisa aphezulu, okungase kube inkinga ekufakweni kwamapayipi adinga ukumelana nezimo ezishisa kakhulu.

Amandla okuqina anganele:ezinye izinto zokusetshenziswa zepulasitiki azinawo amandla aphezulu ngokwazo, okwenza kube nzima ukuhlangabezana nezidingo zamandla aqinile kwezinye izinhlelo zokusebenza zobunjiniyela.

Lobu bunzima ngokuvamile bungaxazululwa ngokuthuthukisa ukwakheka kwezinto ezingavuthiwe, ukuthuthukisa amasu okucubungula, nokuthuthukisa ukwakheka kwesikhunta.Ngesikhathi esifanayo, kungenzeka futhi ukwengeza ama-agent akhethekile okuqinisa, ama-fillers, ama-lubricant, nezinye izingxenye ezisizayo ukuze kuthuthukiswe ukusebenza kokucubungula kwamapayipi epulasitiki kanye nekhwalithi yomkhiqizo ophelile.Iminyaka eminingi, i-PPA (Polymer Processing Additive) izinsiza zokucubungula i-fluoropolymer ziye zakhethwa iningi labakhiqizi bamapayipi njengezithambisi.

I-PPA (Polymer Processing Additive) izithasiselo ze-fluoropolymer zokucubungula ekukhiqizeni amapayipi zisetshenziselwa ikakhulukazi ukuthuthukisa ukusebenza kokucubungula, ukuthuthukisa ikhwalithi yemikhiqizo eqediwe, nokunciphisa izindleko zokukhiqiza.Imvamisa iba khona ngendlela yamafutha, futhi inganciphisa ngempumelelo ukumelana nokungqubuzana, futhi ithuthukise ukuncibilika kwe-fluidity nokugcwaliswa kwepulasitiki, ngaleyo ndlela ithuthukise ukukhiqiza kanye nekhwalithi yomkhiqizo kunqubo yokukhipha noma yokubumba umjovo.

Emhlabeni jikelele, i-PFAS nayo isetshenziswa kabanzi ezinhlelweni eziningi zezimboni nezabathengi, kepha ubungozi bayo obungaba khona emvelweni nempilo yabantu bubangele ukukhathazeka okusabalele.Nge-European Chemicals Agency (ECHA) yenza okusalungiswa kwemikhawulo ye-PFAS kube sesidlangalaleni ngo-2023, abakhiqizi abaningi sebeqala ukubheka ezinye izindlela zezinsiza zokucubungula ze-PPA fluoropolymer.

Ukusabela ezidingweni zemakethe ngezisombululo ezintsha——I-SILIKE IqalisaI-PFAS-Free Polymer Processing Aid (PPA)

Ukusabela kumkhuba wezikhathi, ithimba le-R&D le-SILIKE litshale umzamo omkhulu ekuthuthukiseniI-PFAS-free polymer processing aids (PPAs)kusetshenziswa izindlela zakamuva zobuchwepheshe kanye nokucabanga okusha, okwenza umnikelo omuhle ekuvikelweni kwemvelo kanye nentuthuko esimeme.

I-SILIKE Fluorine-Free PPAigwema ubungozi bemvelo nempilo obuhambisana nezinhlanganisela ze-PFAS zendabuko ngenkathi iqinisekisa ukusebenza kokucubungula kanye nekhwalithi yezinto.I-SILIKE Fluorine-Free PPAayihambisani kuphela nemikhawulo ye-PFAS esalungiswa eshicilelwe yi-ECHA kodwa futhi inikeza enye indlela ephephile nethembekile yezinhlanganisela ze-PFAS zendabuko.

I-SILIKE Fluorine-Free PPAi-PFAS-free polymer processing aid (PPA) evela ku-SILIKE.Isengezo siwumkhiqizo we-polysiloxane owenziwe nge-organically osebenzisa umphumela omuhle kakhulu wokuqala wokugcobisa we-polysiloxanes kanye ne-polarity yamaqembu aguquliwe ukuze athuthele futhi enze izinto zokusebenza ngesikhathi sokucubungula.

I-SILIKE Fluorine-Free PPA ingaba indawo ephelele yezinsiza zokucubungula ze-PPA ezisekelwe ku-fluorine.Ukwengeza inani elincaneI-SILIKE Fluorine-Free PPA SILIMER 5090,I-SILIMER 5091ingathuthukisa ngempumelelo uketshezi lwe-resin, ukucutshungulwa, ukugcotshwa, kanye nezakhiwo zangaphezulu ze-plastic extrusion, isuse ukuqhekeka kokuncibilika, ithuthukise ukumelana nokuguga, inciphise i-coefficient of friction, futhi ithuthukise isivuno kanye nekhwalithi yomkhiqizo ngenkathi ihambisana nemvelo futhi iphephile.

Indima yeI-SILIKE Fluorine-Free PPA SILIMER 5090ekwenzeni amapayipi epulasitiki:

Ukuncishiswa kobubanzi bangaphakathi nangaphandleumehluko: Enqubweni ye-extrusion yamapayipi, ukuhambisana kwama-diameter angaphakathi nangaphandle kubaluleke kakhulu.Ukwengezwa kweI-SILIKE Fluorine-Free PPA SILIMER 5090inciphisa ukungqubuzana phakathi kokuncibilika kanye ne-die, inciphisa umehluko we-diameter yangaphakathi nangaphandle, futhi iqinisekise ukuzinza kobukhulu bepayipi.

Ukuqedwa kwendawo okuthuthukisiwe:I-SILIKE Fluorine-Free PPA SILIMER 5090ithuthukisa ngempumelelo indawo engaphezulu yepayipi, futhi inciphise ukucindezeleka kwangaphakathi kanye nezinsalela ezincibilikayo, okuholela endaweni yepayipi ebushelelezi enama-burrs ambalwa namabala.

Ukuthambisa okuthuthukisiwe:I-SILIKE Fluorine-Free PPA SILIMER 5090kunciphisa ukuncibilika kwe-viscosity yamapulasitiki futhi kuthuthukise ukuthambisa kwenqubo, okwenza kube lula ukugeleza nokugcwalisa isikhunta, ngaleyo ndlela kwandise ukukhiqiza kuzinqubo zokubumba ze-extrusion noma umjovo.

Ukuqedwa kokuqhekeka kokuncibilika:Ukwengezwa kweI-SILIKE Fluorine-Free PPA SILIMER 5090inciphisa i-coefficient of friction, inciphisa i-torque, ithuthukise ukugcoba kwangaphakathi nangaphandle, iqede ngokuphumelelayo ukuphuka kwe-ncibilika, futhi yandise impilo yesevisi yepayipi.

Ukumelana nokugqokwa okuthuthukisiwe: I-SILIKE Fluorine-Free PPA SILIMER 5090ithuthukisa ukumelana nokuhuzuka kwepayipi, iyenze ifaneleke kakhulu izinhlelo zokusebenza ezidinga ukumelana nokuhuzuka okuphezulu.

Ukusetshenziswa kwamandla okwehlisiwe:Ngenxa yekhono layo lokunciphisa i-viscosity encibilikayo kanye nokumelana nokungqubuzana,I-SILIKE Fluorine-Free PPAkunciphisa ukusetshenziswa kwamandla ngesikhathi se-extrusion noma ukubumba umjovo, ngaleyo ndlela kwehlise izindleko zokukhiqiza.

I-SILIKE Fluorine-Free PPAinezinhlobonhlobo zezinhlelo zokusebenza, hhayi amashubhu kuphela kodwa nezintambo nezintambo, amafilimu, ama-masterbatches, amakhemikhali e-petrochemicals, i-metallocene polypropylene(mPP), i-metallocene polyethylene(mPE), nokunye.Kodwa-ke, izinhlelo zokusebenza ezithile zidinga ukulungiswa futhi zenziwe ngcono ngokuya ngezinto ezahlukahlukene kanye nezidingo zokukhiqiza.Uma unanoma yimiphi imibuzo nganoma yisiphi isicelo kulezi ezingenhla, i-SILIKE ijabule kakhulu ukwamukela umbuzo wakho, futhi simagange ukuhlola izindawo ezengeziwe zezicelo ze-PFAS-free polymer processing aids (PPA) nawe.