Njengoko imfuno yehlabathi iqhubeka ikhula kwizinto zefoam ezikhaphukhaphu, ezihlala ixesha elide, nezihlala ixesha elide, iinkqubo ze-EVA (ethylene-vinyl acetate) eziqhelekileyo ziya zivavanywa kwakhona ukuze ziqwalasele imida yazo yokusebenza yexesha elide. Imingeni eqhelekileyo—njengokunciphisa i-rebound, ukuncitshiswa kobushushu, ukuguqulwa koxinzelelo, kunye nokufuduka kwezinto ezongezelelweyo—zidla ngokuchaphazela ukuhambelana kwemveliso, ukuqina, kunye namava omsebenzisi kuzo zonke izihlangu, ezemidlalo, nakwiindawo zoshishino.
Kwimeko enjalo,I-Si-TPV 2250-75A, i-elastomer ye-thermoplastic esekwe kwi-silicone eyenzelwe ukuguqulwa kwe-foam ye-EVA, ijongwa njengendlela eyahlukileyo yezinto ezisetyenziswayo. Eyilwe ngesigaba se-silicone esivundisiweyo esisasazwa ngaphakathi kwi-matrix ye-thermoplastic, ezi zinto zizisa indlela eyahlukileyo yokujongana nemida yesakhiwo kunye neyokucubungula kwiinkqubo ze-foam ze-EVA.
Ukucinga ngokutsha ngemingeni yokwenza i-EVA Foam
Ukuveliswa kwefoam ye-EVA kudla ngokubandakanya ukusebenzisana okuntsonkothileyo phakathi kwee-chemical blowing agents, ii-crosslinking reactions, kunye ne-melt rheology. Utshintsho kwiifestile zobushushu kunye ne-formulation balance lunokubangela ukungangqinelani kwesimo seseli, ukungazinzi kobukhulu, kunye nokuguquguquka kokusebenza koomatshini. Ukongeza, izinto eziguquliweyo zemveli—ezifana ne-SEBS, ii-plasticizers, okanye izongezo ezisekelwe kwioyile—zinokuba negalelo kwimiba yexesha elide kuquka ukuthamba komphezulu, ukufuduka, kunye nokuhla kancinci kokusebenza.
I-Si-TPV 2250-75A ibekwe njengesixhobo esisebenzisana nale nkqubo ngokwahlukileyo. Ulwakhiwo lwayo oluncinci, oluqulathe iindawo zerabha ze-silicone ezisasazeke kakuhle (malunga ne-1–3 μm), lunokusebenza njengeendawo ezahlukeneyo ze-nucleation ngexesha lokufutha. Olu phawu lolwakhiwo lunxulunyaniswa nokwenziwa kokusasazwa kweeseli ezifanayo kunye nokuphuculwa kokuhambelana kwe-foam phantsi kweemeko zokucubungula ezilawulwayo.
I-Foam Morphology kunye nokuziphatha okulinganayo
Ukufana kwisakhiwo sefoam kudla ngokudlala indima ekumiseleni uzinzo loomatshini kunye nomgangatho womphezulu. Ukufakwa kwe-Si-TPV 2250-75A kwiifomyula ze-EVA kuye kwanxulunyaniswa nezakhiwo zeeseli ezincinci kunye neempawu zomphezulu ezithambileyo. Olu tshintsho lunokuba negalelo ekuphuculeni ukuhambelana kobuhle kunye nokunciphisa umahluko phakathi kweebhetshi zemveliso.
Ukuncipha kobushushu, ingxaki eyaziwayo kwiifoam ze-EVA, inokuchatshazelwa bubukho beedomeyini ze-silicone ezivunjululweyo ngokuguquguqukayo. Ngokufaka isandla ekuqiniseni ulwakhiwo lwangaphakathi kunye nokuzinza kwenethiwekhi ye-crosslink, izinto zinokunceda utshintsho oluphakathi lobukhulu ngexesha lokuphola kunye nokusetyenziswa ixesha elide. Olu hlobo lokuziphatha lunokubaluleka kwizicelo ezifuna ukunyamezelana okuqinileyo kunye nokuphuculwa kokugcinwa kwesimo.
Ukuqina kunye nokuqwalaselwa kokusebenza kwexesha elide
Kwiinkqubo zezihlangu kunye ne-cushion, ukusebenza kwe-rebound kunye nokubuyiselwa kwamandla kudla ngokuba ziimilinganiselo ezibalulekileyo. Izixhobo ze-EVA eziqhelekileyo zinokulahlekelwa kancinci kancinci kukuqina ngenxa yemijikelo yokucinezelwa ephindaphindwayo. I-Si-TPV 2250-75A ibonwe ixhasa ukugcinwa kwe-rebound ngokuhamba kwexesha, okunokuba negalelo kwindlela yokuziphatha kwe-cushion ehambelanayo kuyo yonke imijikelo yobomi bemveliso.
Ukungabikho kweeplastiki ezinobunzima obuphantsi kwifomyula kunokunciphisa amathuba okufuduka komphezulu. Olu phawu ludla ngokunxulunyaniswa nomphezulu ochukumiseka okomileyo kunye nokungaguquki okuncinci, okunokuba luncedo ekugcineni ukubonakala kwemveliso kunye neempawu zokuphatha ngexesha lokusetyenziswa ixesha elide.
Ulwakhiwo oluKhawulezayo kunye nokulinganisela ukuqina
Ukukhethwa kwezinto ezisetyenziswa kwi-foam yanamhlanje kufuna ukulinganisela ukunciphisa ubunzima kunye nokuqina koomatshini. I-Si-TPV 2250-75A isetyenzisiwe kwiifomyula ezijolise kwizakhiwo ze-foam ezinoxinano oluphantsi ngelixa igcina ukumelana nokukrazuka kunye nokuguquguquka koxinzelelo. Ezi mpawu zinokuxhasa ixesha elide lemveliso kwizicelo eziphantsi koxinzelelo loomatshini oluphindaphindwayo.
Ukongeza, ukuphuculwa kokuxhathisa ukuguguleka kunye nokuzinza kwesakhiwo kunokunciphisa izinga lokuwohloka kokusebenza, okunokuba luncedo kwiindawo ezisetyenziswa kakhulu njengezihlangu zemidlalo okanye iinkqubo zokukhusela izihlangu.
Ukuhambelana Kokucubungula kunye Neziphumo Zokuvelisa
Ngokwembono yemveliso, ukuhambelana kwezinto ezikhoyo neziseko zokucubungula ezisetyenziswayo kudla ngokuba yinto ephambili ekufuneka iqwalaselwe. I-Si-TPV 2250-75A ibikwe ukuba iyahambelana neendlela eziqhelekileyo zokucubungula i-thermoplastic, kubandakanya ukukhupha, ukubumba ngenaliti, kunye neenkqubo zokudibanisa i-foam.
Ukuziphatha kwayo kwe-rheological kunokubangela iimpawu zokuhamba ezizinzileyo ngexesha lokucubungula, okunokuxhasa ukuhambelana okuphuculweyo kuyo yonke imijikelo yemveliso. Olu zinzo lunokunxulunyaniswa nokuguquguquka okunciphileyo kokucubungula, ukusetyenziswa kwamandla okuphantsi, kunye neendawo ezimbalwa ezilahliweyo, kuxhomekeke kwifomyula ethile kunye neemeko zokusebenza.
Ububanzi besicelo kumashishini onke
Ukusetyenziswa okunokwenzeka kweSi-TPV 2250-75A kugubungela amacandelo amaninzi apho ukusebenza kwefoam kudlala indima ephambili. Oku kuquka:
Izihlangu eziphakathi kunye nezingaphakathi ezifuna ukuqina okuqinileyo kunye nozinzo olulinganayo
Iimveliso zemidlalo nezokuzonwabisa ezifana neemathi zeyoga kunye neepadding zokukhusela
Izixhobo zokukhusela ezisetyenziswa kwimizi-mveliso kunye nezakhiwo ezithintela ukothuka
Izixhobo zokupakisha ezilula ezenzelwe ukumelana neempembelelo
Kuzo zonke ezi ndawo zokusetyenziswa, le nto iqwalaselwa ngenxa yokukwazi kwayo ukuphembelela ulwakhiwo lwefoam, ukusebenza koomatshini, kunye nokuziphatha kokucubungula kwiinkqubo ezisekwe kwi-EVA.
Iimbono zoKhuseleko lweNdalo kunye nezinto
Ukwanda kwengqwalasela kwimpembelelo yokusingqongileyo kunye nokhuseleko lwezinto ezisetyenzisiweyo kuye kwanefuthe ekuphuhlisweni kwezinye iinkqubo zefoam. Iifomyula zemveli ze-EVA zinokubandakanya izongezo ezikhupha iimolekyuli ezincinci ngokuhamba kwexesha, nto leyo enokuphakamisa iinkxalabo ezinxulumene nevumba, ukukhutshwa, kunye nokuvezwa ixesha elide.
I-Si-TPV 2250-75A ichazwe njengomxube ongaxhomekekanga kwiiplastiki okanye kwiiarhente zokuthambisa ezisekwe kwioyile. Lo mahluko wokwakheka unokuba negalelo ekunciphiseni ukuziphatha kokufuduka kunye nokuphucula uzinzo lwezinto, ukuhambelana nemizamo ebanzi yoshishino ukuya kwizisombululo zezinto ezicocekileyo nezizinzileyo.
Indlela Ebonakalayo Yokuphucula Inkqubo Ye-Foam
Endaweni yokuxhomekeka kuphela kuhlengahlengiso lokwenziwa ngokwanda, i-Si-TPV 2250-75A ibonisa utshintsho olubanzi oluya ekuphuculeni iinkqubo ze-EVA foaming eziqhutywa zizinto eziphathekayo. Ngokusebenzisana neenkqubo ze-foaming kunye ne-crosslinking, izisa isakhelo esinye sokujongana nemingeni yexesha elide enxulumene nokungaguquguquki, ukuqina, kunye nolawulo lwenkqubo.
Njengoko abavelisi beqhubeka behlola iindlela ezintsha zokuphucula ukusebenza kwefoam ye-EVA, izixhobo ezifana ne-Si-TPV 2250-75A zinokudlala indima ekwenzeni uyilo lwefoam olulawulwayo, oluguquguqukayo, noluhambelana nesicelo.
FAQ
1. Yintoni i-thermoplastic elastomer I-Si-TPV 2250-75A?
I-Si-TPV 2250-75A yi-elastomer ye-thermoplastic esekelwe kwi-silicone eyenzelwe njengendlela yokuguqula i-foam ye-EVA ephucukileyo. I-Si-TPV 2250-75Aiphucula ulwakhiwo lwefoam, iphucula ukusebenza kwe-rebound, inciphisa ukushwabana, kwaye isusa imiba yokufuduka exhaphakileyo kwiinkqubo zemveli ze-EVA.
2. I-Si-TPV 2250-75A iyiphucula njani indlela esebenza ngayo i-EVA foam?
Isebenza kwinqanaba lesakhiwo ngokwenza inethiwekhi eguquguqukayo ngaphakathi kwe-matrix ye-EVA.
Oku kuphumela ekubeni:
Ulwakhiwo lweseli yefoam efanayo ngakumbi
Ukuqina okuphezulu kunye nokugcinwa kwakhona
Uzinzo oluphuculweyo lobukhulu
Ukuqina okuphuculweyo
3. Ziziphi iingenelo eziphambili kune-SEBS-modified EVA?
Xa kuthelekiswa ne-SEBS, i-Si-TPV 2250-75A inikezela:
Akukho fuduko lweoyile okanye iplastiki(umphezulu ongabambekiyo)
Ukuncipha okuphantsi
Uzinzo olungcono lokubuya kwakhona kwexesha elide
Ukumelana nokuguguleka okuphuculweyo
Kufuphi:I-Si-TPV yindlela yokuphucula ulwakhiwo, ayisiyonto yokongeza nje.
4Ngaba i-Si-TPV 2250-75A ingathatha indawo ye-POE okanye ye-OBC kwiifomyula ze-EVA?
Kwiimeko ezininzi, ewe.
I-Si-TPV 2250-75A inokuhambisa:
Ukusebenza okuthelekisayo kwe-rebound
Uzinzo olungcono lokucubungula
Ukuncipha okuphantsi
Akukho ngxaki zokufuduka
Idla ngokuthathwa njengeenye indlela esebenzayo nezinzileyokwiinkqubo ze-POE/OBC.
5Ingaba i-Si-TPV 2250-75A inobuhlobo nokusingqongileyo?
Ewe. Yenzelwe ukuba ibeizinto ezingafudukiyo, ezingenaplastiki, oko kukuthi:
Akukho kukhutshwa kweemolekyuli ezincinci eziyingozi
Ivumba eliphantsi kunye nokukhutshwa komoya
Ukhuseleko oluphuculweyo lwezinto ezisetyenziswayo ixesha elide
Ixhasa uphuhliso lweizixhobo zefoam ze-EVA ezihlala ixesha elide.
6I-Si-TPV 2250-75A iyiphucula njani indlela esebenza ngayo imveliso?
Iphucula ukusebenza kwemveliso ngokuthi:
Ukunciphisa ukuncipha kunye neziphene
Ukuphucula ukuqina kwefoam
Ukunciphisa ukusetyenziswa kwamandla
Ukwandisa isivuno semveliso
Oku kuphumela ekubeniumgangatho wemveliso ongcono kunye neendleko zemveliso eziphantsi.
Ukuze ufumane ulwazi oluthe kratya malunga ne-Si-TPV 2250-75A kunye nokusetyenziswa kwayo kwiinkqubo ze-foam ze-EVA, nceda uzive ukhululekile ukunxibelelana neqela lethu lobuchwephesha okanye lentengiso. Iingcali zethu ziyafumaneka ukubonelela ngeenkcukacha eziphathekayo, isikhokelo sokwenziwa, kunye nenkxaso yesicelo ngokusekelwe kwiimfuno zakho ezithile.
Iwebhusayithi: www.si-tpv.com
I-imeyile: amy.wang@silike.cn


















