1. Sumo
Eva ndiro chidimbu che ethylene vinyl acetate Copolymer, polyolefin polymer. Nekuda kwekudziya kwakaderera kwekunyungudika, kupenya kwakanaka uye kusaturika uye kuchinjika kwemitambo, uye mutengo wemagetsi wakaringana, saka zvose zvevakaringana zvinhu, zvinogona kushandiswawo semuridzi wezvematongerwo enyika, zvinogona kushandiswawo semupfudze, sheathing zvinhu; inogona kuitwa mune yeTermoplastic zvinyorwa, uye inogona kuitwa muTermossa crest-inobatanidza zvinyorwa.
EVA WEAGE RINONZE KUSHANDISA, nemurazvo unodzoreredza, unogona kuitwa muutsi hwakaderera halogen-emahara kana halogen mafuta chipinganidzo; Sarudza Yakakwira Va Zvemukati yeEver seCande Chinyorwa Chinogona kuitwawo mune zvemafuta-zvinopesana. Sarudza iyo Melt Index yeEva, Wedzera 2 Times Kuzadza kweEva Flame Retarnants Inogona kugadzirwa Kuwedzeredza Kuita uye Mutengo weiyo Yakanyanya Kuyera Oxygen Barrier (kuzadza) zvinhu.
Muro pepa iri, kubva pane zvivakwa zvemuvambi aEva, kusuma kwekunyorera kwayo muindasitiri yematambo uye tarisiro yebudiriro.
2. Zvivakwa zvivakwa
Kana uchigadzira Synthesis, achichinja iyo ratio yePolymerisation degree n / m inogona kuburitsa Vaumalen kubva ku5 kusvika 90% yeEva; Kuwedzera iyo yakazara polymerisation degree kunogona kuburitsa mamolelar uremu kubva kumatenga ezviuru kumazana ezviuru zveEva; VA VANOTI pazasi 40%, nekuda kwekuvapo kwechikamu chechikono, kushingairira kurongeka, kunowanzozivikanwa saPlastiki; Kana iyo VACALENT yakakura kupfuura 40%, sharmer-sejasti isina kuchema, inowanzozivikanwa seEvm rabha.
1. 2 zvivakwa
Iyo molecular ketani yaEva ndeye mutsara wakatambanudzwa chimiro, saka ine yakanaka kupisa kukwira, mamiriro ekunze uye ozone kuramba.
Eva molecule main keteni haina zvibvumirano zviviri, benzene mhete, acyl, mapoka emapoka acho zvishoma nezvishoma kuputa kana kupisa methyl, phenyl, cyano nemamwe mapoka. Uye zvakare, molecule pachayo haina zvinhu zvinhu, saka zvakakodzera kwazvo kune yakaderera-utsi halogen-yemahara inodzivirira mafuta base.
Saizi yakakura yeVinyl acetate (VA) Gumi muEva Eve Carmence yeVinyl Dealbone yekuchema uye vakaroorana nemumhanzi Izvi zvinonyanya kuitika kune vanoderera utsi uye halogen-emahara-emahara reserarnts neanopfuura 50% yehuwandu Eva ine svikiro kune yakakwira VA inoshandiswa sechigadziko kuti iburitse utsi hwakaderera uye halogen-emahara murazvo unodzora zvibodzwa zvine midziyo yakanaka.
Sezvo iyo Eva Side Chain vinyl acetate group (VA) iri polar, iyo yakakwira iyo VACOMENT, iyo yakawanda polymmer ndeyekuita uye zviri nani kusagadzikana kwemafuta. Iko kupokana kwemafuta kunodiwa neiyo indasitiri yetambo inonyatsoreva nezve kugona kutsiga kusiri-polar kana isina kusimba polar mafuta ezvemwana. Zvinoenderana neiyo nheyo yekuenderana yakafanana, Eva ine yakakwirira VA inoshandiswa seyakagadziriswa zvinhu kuti iburitse utsi hwakaderera uye halogen-yemafuta emafuta ekuramba mafuta nemafuta akanaka.
Eva mamorekuru muAlfa-Olefin Hatomu Kuita Inoshandira, mune yePeroxide Radicals kana yakakwira Electrin-yekubatanidza maitiro kana rabha, inogona kuitwa kuti ibudirire zvinodiwa zvechitarisiro cheya uye tambo.
Kuwedzerwa kweiyo vinyl acetate boka kunoita kuti imbe tembiricha yekudziya yekudziya inodonha zvakanyanya, uye nhamba yeVais pfupi matani matani anogona kuita kuti kuyerera kwevaEva. Naizvozvo, basa rayo rekuwedzera riri nani pane iyo molecular chimiro chakafanana polyethylene, kuve iyo yakasarudzika zvinyorwa zvezvinhu zvekufambisa-pasi zvekuvhara uye Halogen neHologen-emahara mafuta zvipingamupinyi.
2 Zvigadzirwa Zvigadzirwa
2. 1 Yakanyanya kukoshesa mutengo
Eva's panyama uye michina zvivakwa, kupisa kupesana, kupokana kwemamiriro ekunze, kupokana kweOzone, zvivakwa zvemagetsi zvakanaka. Sarudza giredhi rakakodzera, rinogona kuitwa kupisa kupokana, murazvo unodzora kuita, asi zvakare mafuta, solvent-rinodzivirira tambo yezvinyorwa.
Thermoplastic Eva zvinyorwa zvinonyanya kushandiswa neVaenda kwegumi nemashanu muzana kusvika 46%, ine index index ye 0. 5 kusvika mana mamakisi. Eva ane vazhinji vagadziri, akawanda ezvekushandisa, mwero mwero, mwero mitengo, ipo
Eva is a polyolefin polymer, kubva mukunyorova uye kushandiswa kwekuenzanisa (uye polyethyle (pe) zvinhu uye zvakapfava polyvinyl chloride (PVC) tambo zvinyorwa zvakafanana. Asi kumwezve kutsvagisa, iwe unowana eva uye nemhando mbiri dzemhando mbiri dzezvinhu zvichienzaniswa nehupfungwa husiri hwakajeka.
2. 2 Yakanakisa maitiro ekugadzirisa
Eva mune tambo yekushandisa inobva svikiro uye yakakwirira voltage cable inomisikidza zvinhu mukati uye kunze kwekutanga, uye yakazotambanudzwa kuHologen-yemafuta emafuta ekusununguka. Iyi marudzi maviri ezvinyorwa kubva pakugadziriswa kwemaonero anoonekwa se "zvinhu zvakazara kwazvo nekuda kwekuda kuwedzera kabhoni yakakura uye kuita kuti zvavakawedzera kuwanda, iyo mvura yakadonha zvakanyanya; Halogen-yemahara murazvo unodzora mafuta anofanirwa kuwedzera huwandu hukuru hweHologen-yemahara murazvo Retarday Mhinduro yacho ndeyekutsvaga polymer iyo inogona kugamuchira madhiri makuru emadhiza, asi zvakare ine yakaderera yekunyungudza viscosity uye fluidity yakanaka. Nechikonzero ichi, Eva isarudzo yakasarudzika.
Eva Eva Melt Viscusity nekuwedzera tembiricha uye shear tembiricha ichawedzera kukurumidza kuderera, mushandisi anongoda kugadzirisa tembiricha uye screw kumhanya, iwe unogona kuita zvakanakira kuita kwema aya uye tambo zvigadzirwa. Nhamba huru yeyakagadziriswa uye yekune dzimwe nyika inoratidzira kuti, kune yakaderera svutugadzike yakazotuka zvinhu, nekuti iyo Index yakanyanya kuderera. Rubbar-based EVM zvinhu zvine Vulcanising vamiriri vanogona kuendesa pane ese maviri leb bar leders uye general chinangwa vanodziya. Iyo inotevera Vulcanisation (Cross-inobatanidza) maitiro inogona kuitwa pamwe neTermotemical (Peroxide) kuyambuka-kuunganidza kana neElectron acradiation kuyambuka kuyambuka-chinongedzo.
2. 3 zviri nyore kugadzirisa uye kuachinjika
Wires uye tambo dziri kwese kwese, kubva kudenga pasi, kubva kumakomo kusvika kugungwa. Vashandisi veWire uye Cable zvinodiwawo zvakasiyana uye zvinoshamisa, nepo chimiro chewaya uye tambo yacho zvakafanana, misiyano yayo yekuita inonyanya kuratidzwa muInternation uye Sheati yekuvhara zvinhu.
Parizvino, ari maviri kumba uye kunze kwenyika, akapfava PVC achiri nhoroondo yehukuru hwePolymer zvinhu zvinoshandiswa muindasitiri yetambo. Nekudaro, nekuwedzera kwekuziva kwekudzivirirwa kwezvakatipoteredza uye kusimudzira kusimba.
Zvigadzirwa zvePVC zvakangotambirwa kwazvo, masayendisiti ari kuita zvese zvinobvira kuwana zvimwe zvinhu zvePVC, uchivimbisa zvakanyanya kuti ndeipi.
Eva anogona kusanganiswa nevakasiyana-siyana polymers, asiwo vane akasiyana siyana emaminerari ehudiki uye zvigadzirwa zvinosanganiswa, zvigadzirwa zvakasanganiswa zvinogona kuitwa mumapurasitiki emapurasitiki emapurasitiki, asiwo muyambukwe ruzhinji rwemazita erubhi. Vagadziri vekugadzira vanogona kuve vakavakirwa mushandisi (kana standard) zvinodiwa, eva sechinhu chezvinyorwa, kuita zvekuita zvezvinhu zvinosangana nezvinodiwa.
3 Eva application range
3. 1 yakashandiswa seyakaitisa midziyo yekuvhara yekuvhara yekanyanya-voltage spage
Sezvo isu tese tinoziva, zvinyorwa zvikuru zvezvinyorwa zvekuchengetera ndezvekuita kabhoni dema, mumapurasitiki kana rabha yebhuruu kuti uwedzere nhamba yekabhoni inozodzora nzira yezvinhu zvekuchengetera uye kusimba kweiyo yekuwedzera chikamu. Kuti udzivise zvidimbu zvezvikamu zvakakwirira-voltage voltage, iyo yemukati uye yekunze nhoo inofanira kunge yakaonda, inopenya, inopenya uye yunifomu. Kuenzaniswa nevamwe polymers, eva kunogona kuita izvi nyore nyore. Chikonzero cheichi ndechekuti eva Eva yekuruboshwe maitiro inonyanya kunaka, kuyerera kwakanaka, uye kwete kunyungudika kuputika. Chinyorwa chekuchengetedzeka chakakamurwa kuita mapoka maviri: akaputirwa muConvert ari panze inonzi nhovo yemukati - ine chimiro chemukati. akaputirwa muInternation kunze inonzi nhoo yekunze - neyekunze screen zvinyorwa; Mukati Screen Midziyo inonyanya kuongorora mamiriro emukati mericheni inonyanya kugadzirwa uye inowanzoenderana neVE. Iyo yekunze screen yezvinhu inonyanya kuyambuka-yakabatana uye inowanzoenderana neEva neVaine ma4% kusvika 46%.
3. 2 Thermoplastic uye kuyambuka-yakabatanidzwa murazvo unodzora mafuta
THERMplastic murazvo ROLYOLEFIN inoshandiswa zvakanyanya muindasitiri yetambo, kunyanya yeCologen-legen-emahara-emahara emabhuruku, tambo dzemagetsi uye mitsara yekuvaka giredhi. Kwavo kwenguva refu tembiricha kubva pamakumi manomwe kusvika makumi mapfumbamwe kusvika 90 ° C.
Yepakati nepamusoro voltage masimba emabhokisi e10 KV uye pamusoro, ayo ane zvakanyanya magetsi ekuita kwemagetsi, murazvo unodzora zvinhu zvinonyanya kutakurwa nemaitiro ekunze. Mune zvimwe zvivakwa zvakatipoteredza zvivakwa kana mapurojekiti, tambo dzinodiwa kuti dzive neutsi hwakaderera, hutsi hwesimba dzakaderera, saka thermoplastic midziyo yekudzora polydolefins mhinduro inoshanda.
Kune zvimwe zvinangwa zvinokosha, iyo yekunze dhata haina kukura, tembiricha yekudzvanywa inokwenenzverwa, itsika yekudzvinyirira yemukati, asi zvakare yakawanikwa emagetsi ekushambadzira imba yekushambadzira yerradiation Crradiation Crradiation nzira. Tembiricha yayo yakareba yekushanda yakakamurwa muna 105
Zvinonyatsozivikanwa kuti polydolefins haina-polar kana isina kusimba polar polar polymers. Sezvo ivo vakaita zvakafanana neoiri yemaminerari muPolarity, polydolefins inonyanya kufungwa seanonyanya kuramba kuita mafuta zvichienderana nemisimboti yakafanana neyekuenderana zvakafanana. Nekudaro, zviyero zvakawanda pamisoro uye kune imwe nyika zvinotaurawo kuti kuparadzaniswa kwekuyambuka kunofanirwawo kupokana nemafuta, solvent uye kunyange kune mafuta slurries, Acids neAlkalis. Izvi zvinonyanya kuomera vanoongorora zvinhu, ikozvino, kungave kuChina kana kune dzimwe nyika, izvi zvigadzirwa zvaidikanwa zvakagadziriswa, uye zvigadziko zvaro zvaro ndezvekuti Eva.
3. 3 OxyGen Barrier Zvinhu
Akaita kuti tambo dzakawanda dzine table dzakawanda pakati peCores dzinoda kuzadzwa nekuziva kutaridzika kutaridzika kwechimiro, kana kuzadza mukati mekunze sheath kwakagadzirwa neHalogen-emafuta emafuta emafuta. Ichi chidimbu chinozadza chinoshanda semurazvo wemoto (oksijeni) kana tambo ichipisa uye saka inozivikanwa se "Oxygen Barrier" muindasitiri.
Izvo zvinodikanwa zvezvinyorwa zveokisijeni zvinotsungirira ndezvekuti: yakanaka Extrusion zvivakwa, yakanaka halogen-yemahara firongwa yekudzokorora (oxygen index kazhinji kupfuura 40) uye mutengo wakaderera.
Iyi oksijeni chipinganidzo yakashandiswa zvakanyanya muindasitiri yetambo kweanopfuura makore gumi uye yakatungamira mukuvandudzwa kwakakosha mumurazvo wekudzokorora kwemazambiringa. Iyo oksijeni chipingamupinyi inogona kushandiswa kune ese halogen-yemahara murazvo-tsvina tambo uye halogen-emahara marimi-kudzoreredza tambo (semuenzaniso pvc). Muitiro wakakura wacho wakaratidza kuti tambo dzine mbiru dzine okisijeni dzinogona kupfuurira kamwechete kwekutsvaira nekupisa miedzo inopfuta.
Kubva pane maonero ekufunga nezvezvinhu zvekunyama, iyi oksijeni yemhando yepamusoro "Ultra-yakakwira filler indekisi, kuti ishandise yakanyanya kuwanda,
3. 4 Yakagadziridzwa pe sheathing zvinhu
Polyethlene Sheathing Sheathing zvinhu zvinowanzoitika kumatambudziko maviri: Chekutanga, ivo vanowanzoita kushungurudzika (kureva sharkskin) panguva yekuumbwa; Kechipiri, ivo vanowanzoita kuti kushushikana kwezvakatipoteredza kupaza. Mhinduro yakapusa ndeyekuwedzera imwe chikamu cheEva mune iyo fomu. Inoshandiswa sedidified Eva kunyanya uchishandisa yakadzika yeGiredhi, yayo yekunyungudika iri pakati pe1 kusvika ku2 yakakodzera.
4. Tarisiro dzesimba
. Kunyanya mumakore gumi apfuura, nekuda kwekukosha kwekudzivirirwa kwezvakatipoteredza, kupokana nemafuta kubva pakuramba kwakakurumidza kukura, uye kwakatsiva zvidimbu zvePVC-phcab based maitiro. Yakanaka kwazvo mutengo kuita uye kuita kwakanaka kwekutora kwekuita kwakaoma kutsiva chero zvimwe zvinhu.
(2) Indasitiri yegore negore Semuenzaniso, huwandu hukuru hweHalogen-Huru-Yemahara Plame Restod Base zvinhu, iyo huru sarudzo ye va / mi = 28/2 ~ 3 yeEva supont's eva 265 #). Uye iyi giredhi rekusimbisa reEv zvakadaro hakusi magadziri epamba kugadzira uye kugovera. Kwete kutaura vagutsikana kupfuura 28, uye index index isingasviki 3 yeevamwe evamwe resin kugadzirwa uye kupihwa.
. Anopfuura makumi mashanu muzana eVaenda yerubbhi-mhando Evm, imwe kambani yekune dzimwe nyika inotongwa, uye mutengo wakafanana neVaGolo yeiyo nhamba yechipiri kusvika ku3. Mitengo yakakwirira yakadaro, zvakare inokanganisa huwandu hwemhando iyi yerudzi rweVm, saka indasitiri yetambo inodaidzira Vagadziri vepamota, kuti vavandudze mwero wekugadzirwa kwevaEva. Kuwedzera kugadzirwa kwendasitiri kwave kuri kwakawanda kushandiswa kweEva Resin.
. Iko kushandiswa kwaEva kuri kukura pamwero we15% pagore uye maonero ari kuvimbisa kwazvo. Iyo huwandu uye huwandu hwekukura kwezvinhu zvekuvhara uye nepakati uye epamusoro voltage simba tambo kugadzirwa uye kukura kwehuwandu, dzinenge 8% kusvika gumi muzana pakati; Kuzvidzivirira kwePolyolefin kuri kukura nekukurumidza, mumakore achangopfuura kwakaramba kuri pa15% kusvika ku20% pakati, uye mukuonekwa kunotevera makore mashanu kusvika gumi, anogona zvakare kuchengetedza kukura uku kukura.
Kutumira Nguva: Jul-31-2022