Makina opangira pulasitiki: Chidziwitso chochepa cha mtundu wa masterbatch

Makina opangira utoto wa masterbatch pelletizing

Pakadali pano, ma masterbatches amagwiritsidwa ntchito m'njira zosiyanasiyana, makamaka makampani opanga mapulasitiki, makampani opanga rabara ndi makampani opanga ulusi, pakati pa ena.

Kufunika kwa masterbatches m'dziko muno n'kwakukulu, zinthu zotsika mtengo kwenikweni zimakhala zodzaza, zinthu zapamwamba sizikupezeka, ndipo kuthekera kopanga zinthu zatsopano n'kwakukulu.

Mpikisano pamsika wa masterbatch ukukulirakulira, mtundu wa zinthu za masterbatch ku China ukufunika kukwezedwa, ndipo makampani apamwamba kwambiri aku China omwe ali ndi zolinga zapadera ayenera kukhala ndi ufulu wolankhula.

Makampani a Masterbatch akuyenera kulimbitsa kayendetsedwe ka khalidwe lonse, poyembekezera kukonzanso, kukula ndi kukulitsa mpikisano, makampani a masterbatch akuyenera kumangidwa ndi kukhazikitsidwa makampani amphamvu kwambiri padziko lonse lapansi.

Gulu la Masterbatch

Malinga ndi kagwiritsidwe ntchito kosiyanasiyana, mitundu ya masterbatches imagawidwa m'magulu awiri: injection masterbatches, blow moulding masterbatches, spinning masterbatches, ndi zina zotero. Mtundu uliwonse ukhoza kugawidwa m'magulu osiyanasiyana.

Ma masterbatches apamwamba amitundu yopangira jekeseni amagwiritsidwa ntchito popangira mabokosi okongoletsera, zoseweretsa, zipolopolo za zida zamagetsi ndi zinthu zina zapamwamba;

Masterbatch ya jekeseni wamba imagwiritsidwa ntchito pazinthu zapulasitiki zomwe zimagwiritsidwa ntchito tsiku ndi tsiku, zotengera zamafakitale ndi zina zotero.

Masterbatch yopangira zinthu zopyapyala kwambiri imagwiritsidwa ntchito popanga utoto wa zinthu zopyapyala kwambiri; masterbatch yopangira zinthu zopyapyala imagwiritsidwa ntchito popanga utoto wa matumba opaka ndi matumba oluka. Spinning masterbatch imagwiritsidwa ntchito popanga utoto wa ulusi wa nsalu, wokhala ndi tinthu tating'onoting'ono ta pigment, wokhuthala kwambiri, wamphamvu kwambiri, wopirira kutentha komanso wokana kuwala.

Ma masterbatches otsika mtengo amagwiritsidwa ntchito popanga zinthu zochepa zomwe sizifuna mtundu wapamwamba.

Kutengera ndi chonyamulira, chimagawidwa m'magulu awiri: PE, PP, PVC, PS, ABS, EVA, PC, PET, PEK, phenolic resin, epoxy resin, acrylic resin, unsaturated polyester resin, polyurethane, polyamide, fluorine resin masterbatch ndi zina zotero.

Malinga ndi ntchito zosiyanasiyana, imagawidwa m'magulu awiri: anti-static, lawi retardant, anti-ukalamba, antibacterial, whitening and brightening, translucent, weathering, matting, pearlescent, imaging marble grain (flow pattern), wood grain masterbatch ndi zina zotero.

Amagawidwa m'magulu a masterbatches ogwiritsidwa ntchito nthawi zonse ndi masterbatches ogwiritsidwa ntchito nthawi zonse malinga ndi momwe wogwiritsa ntchito amagwiritsira ntchito. Ma masterbatches a PE omwe amasungunuka pang'ono nthawi zambiri amagwiritsidwa ntchito ngati ma masterbatches ogwiritsidwa ntchito nthawi zonse popaka utoto ma resin ena kuposa ma carrier resin. Makampani ambiri a masterbatch ogwiritsidwa ntchito nthawi zonse padziko lonse lapansi nthawi zambiri sapanga ma masterbatches ogwiritsidwa ntchito nthawi zonse, ndipo kuchuluka kwa ma masterbatches ogwiritsidwa ntchito nthawi zonse ndi kochepa kwambiri, komwe kuli ndi ma index ochepa aukadaulo komanso phindu lazachuma.

Masterbatch ya Universal imakhala ndi mitundu yosiyanasiyana m'mapulasitiki osiyanasiyana, ndipo kudziwikiratu kwa zotsatira za utoto sikokwanira. Masterbatch ya cholinga chachikulu imakhudza mphamvu ya zinthu, zomwe zimakhala zosavuta kusinthidwa ndi kupotozedwa, ndipo ndizodziwikiratu kwambiri pa mapulasitiki opanga. Kuti ikhale yogwiritsidwa ntchito padziko lonse lapansi, masterbatch ya cholinga chachikulu imagwiritsa ntchito utoto wapamwamba wosatentha, womwe ndi wokwera mtengo komanso wowononga ndalama.

Masterbatch yapadera ya utoto ili ndi ubwino waukulu wa kuchuluka kwa zinthu, kufalikira bwino komanso ukhondo pokonza zinthu. Mtundu wa masterbatch yapadera womwe sutentha nthawi zambiri umagwirizana ndi mapulasitiki omwe amagwiritsidwa ntchito muzinthuzo, ndipo ungagwiritsidwe ntchito popanda nkhawa pansi pa kutentha kwabwinobwino, ndipo ungayambitse kusintha kwa mtundu kokha ngati kutentha kuli kopitirira muyeso wabwinobwino ndipo nthawi yopuma ndi yayitali kwambiri.

Ikhozanso kugawidwa m'mitundu yakuda, yoyera, yachikasu, yobiriwira, yofiira, yalanje, yofiirira, yabuluu, yasiliva, yagolide, yofiirira, imvi, yapinki ndi zina zotero malinga ndi mitundu yosiyanasiyana.

Masterbatch Extrusion Machine -zoyambira zosakaniza

Mtundu

Utoto ndiye chinthu chofunikira kwambiri pakupanga utoto, ndi bwino kuchita kaye chithandizo chisanachitike, ndikuphimba pamwamba pa tinthu tating'onoting'ono take ndi utomoni kuti tipewe kugwedezeka ndi kufalikira mosavuta. Kuti ziphatikize ndikusakaniza mofanana, zosungunulira zomwe zimakhala ndi utoto wofanana ndi utoto ndipo zimatha kusungunula utomoni, monga o-dichlorobenzene, chlorobenzene, xylene, ndi zina zotero, zimagwiritsidwa ntchito. Pankhani ya kusungunuka kwa utomoni, chithandizo cha kufalikira kwa utoto chimachitika, kenako chosungunuliracho chimabwezedwanso kapena kuchotsedwa.

Vector (epidemiology)

Chonyamulira ndi matrix ya masterbatch. Pakadali pano, utomoni womwewo umagwiritsidwa ntchito ngati chonyamulira cha ma masterbatches apadera, zomwe zingatsimikizire kuti ma masterbatches ndi utomoni wamitundu zimagwirizana, ndipo zimathandiza kuti utoto ukhale wosalala bwino. Pali mitundu yambiri ya ma carrier resins, monga polyethylene, polypropylene yosasinthika, poly 1-butene, polypropylene yotsika kwambiri ndi zina zotero.
Pa polyolefin masterbatches, nthawi zambiri amagwiritsa ntchito high melt index LLDPE kapena LDPE ngati utomoni wonyamula, wokhala ndi fluidity yabwino yokonza, sakanizani ndi utomoni wamitundu kuti musinthe kukhuthala kwa dongosolo, mutenge gawo lolowa ndi kufalikira kwa utoto, muchepetse kuchuluka kwa dispersant, ndipo ngakhale popanda dispersant kuti mupeze kufalikira kwabwino, ndikuwonetsetsa kuti magwiridwe antchito a chinthu chamitundu sakuwonongeka. LLDPE yosungunuka kwambiri yopangidwa ndi ufa kuchokera ku ExxonMobil ndi Saudi Basic ndiyo yotchuka kwambiri. Kampani ya Tianjin Petrochemical ilinso ndi kupanga kochepa, chifukwa kupanga sikukhazikika komanso chifukwa cha mitengo, makampani akunyumba a masterbatch amitundu samafunsidwa kawirikawiri.

Wobalalitsa

Chosakanizacho chimanyowetsa ndi kuphimba utoto kuti chilimbikitse kufalikira kofanana kwa utoto mu chonyamuliracho ndipo sichigwirizananso, malo ake osungunuka ayenera kukhala otsika kuposa a utomoni, chimagwirizana bwino ndi utomoni ndipo chimagwirizana bwino ndi utoto. Pali mitundu yambiri ya zosakaniza, utomoni wotsika wa polyethylene sera, polyethylene, stearate, mafuta oyera, oxidised low relative molecular mass polyethylene ndi zina zotero.

Zakudya zowonjezera

Kuwonjezera pa utoto, ma masterbatches amawonjezeranso zinthu zoletsa moto, ma antioxidants, zinthu zoletsa kutentha, zinthu zolimbitsa kuwala ndi zina zotero malinga ndi zosowa zosiyanasiyana za ogwiritsa ntchito, ndipo nthawi yomweyo amakhala ndi ntchito zosiyanasiyana. Nthawi zina ogwiritsa ntchito safuna, koma makampani a masterbatch amawonjezera zowonjezera malinga ndi zosowa za malonda. Pofuna kuchepetsa mtengo, makampani ambiri amawonjezera zinthu zambiri zodzaza muzinthu zawo, zomwe zimapangitsa kuti zinthu zodzaza zikhale paliponse. Pali zinthu zodzaza mu utoto, zotulutsa utoto ndi ma resini, choncho tiyenera kusamala ndi izi ndikusunga mtundu wa zinthu zopangira.

Njira ndi zida za Mzere wopanga wa Masterbatch

Njira yopangira ma masterbatches ndi yovuta kwambiri, pali njira youma komanso njira yonyowa, njira yopangira ma masterbatches ikadali kupangidwa.

Njira yonyowa

Njira yonyowa ndi yakuti zinthu za masterbatch zimapangidwa pogaya, trans-phase, kutsuka, kuumitsa ndi granulation. Pogaya utoto, mayeso angapo aukadaulo amafunika, monga kudziwa kusalala kwa slurry yogaya, magwiridwe antchito ofalikira, kuchuluka kolimba, ndi zina zotero. Njira yonyowa ili ndi njira zinayi: njira ya inki, njira yotsuka, njira yokanda ndi njira ya sopo wachitsulo.

Njira yonyowetsa ili ndi njira zinayi: njira ya inki, njira yotsukira, njira yokanda ndi njira ya sopo wachitsulo.

Njira youma

Makampani ena amakonzekera utoto wawo wobalalitsidwa kale popanga ma masterbatches apamwamba, kenako n’kuwapaka ndi granulate powuma. Mikhalidwe yopangira ma masterbatches amtundu imapereka njira zosiyanasiyana malinga ndi zofunikira za zinthu.

Kupondaponda kwambiri + sikuru, kuponda kwambiri + sikuru ziwiri ndiyo njira yodziwika kwambiri yopangira. Pofuna kukonza kufalikira kwa utoto, makampani ena amaponda utomoni wonyamula kukhala ufa. Refiner + sikuru imodzi, refiner + sikuru ziwiri ndi njira yogwiritsira ntchito popanga mitundu yapamwamba kwambiri.

Pakadali pano, ukadaulo woyezera mitundu ndi kufananiza mitundu wa masterbatches ndi wotchuka kwambiri, ndipo ma spectrophotometer ambiri ogwira ntchito bwino ayambitsidwa kuti athandize kumaliza kufananiza mitundu.

Kugwiritsa ntchito mtundu wa masterbatch

Kuchuluka kwa utoto wa masterbatches wa mapulasitiki nthawi zambiri kumakhala pakati pa 10% ndi 20%, ndipo akawonjezedwa ku mapulasitiki kuti apakidwe utoto pa chiŵerengero cha 1:10 mpaka 1:20, kuchuluka kwa utoto wopangidwa wa utomoni wamtundu kapena chinthucho kumatha kupezeka. Pulasitiki ya masterbatch ndi pulasitiki yopaka utoto ikhoza kukhala yofanana kapena yogwirizana ndi mitundu ina ya pulasitiki. Masterbatch ikhoza kukhala yamtundu umodzi kapena mitundu yosiyanasiyana ya utoto. Kusankha utoto kuyenera kugwirizana ndi momwe zinthu zopangira pulasitiki zimagwirira ntchito komanso zofunikira paubwino. Kugwiritsa ntchito masterbatches m'munda wa zinthu zapulasitiki ndi kokhwima komanso kofala, 85% ya utoto wa zinthu zapulasitiki umagwiritsa ntchito masterbatches, yomwe ndi yosavuta kugwiritsa ntchito, popanda vuto la utoto wouma, ndipo imathetsa mavuto monga malo amtundu ndi kusagwirizana kwa utoto chifukwa cha kufalikira bwino kwa utoto.

Polyethylene, polypropylene, polyvinyl chloride, galasi lachilengedwe, nayiloni, polycarbonate, cellulose, mapulasitiki a phenolic, ma epoxy resins, mapulasitiki okhala ndi amine ndi mitundu ina, pali ma masterbatches ofanana. Mu makampani opanga mapulasitiki, kufunikira kwa msika wa ma masterbatches kumayang'ana kwambiri pazinthu za pulasitiki zaukadaulo (zipangizo zapakhomo, magalimoto), zinthu za pulasitiki zomanga (mapaipi, ma profiles), zinthu zamafilimu aulimi, zinthu zopaka pulasitiki ndi zina zotero. Zipangizo zapakhomo, magalimoto, makampani opanga zinthu zapulasitiki zomanga ndi zina zofunika kwambiri pa ma masterbatches, kuchuluka kwa ma masterbatches, chitukuko cha ma masterbatches chili ndi gawo pakukweza.

Njira yokonzekera rabara masterbatch ndi yofanana ndi ya pulasitiki masterbatch, ndipo mitundu ya utoto, mapulasitiki, ndi ma resini opangidwa ndi mphira ayenera kukhala mitundu yomwe imagwirizana ndi mphira. Utoto umagwiritsidwa ntchito makamaka ngati chowonjezera mphamvu ndi chopangira utoto mu rabara. Utoto wakuda makamaka ndi wakuda wa kaboni; utoto woyera uli ndi zinc oxide, titanium dioxide, calcium carbonate ndi zina zotero; mitundu ina ili ndi iron oxide, chrome yellow, ultramarine, chrome oxide green, sunlight yellow, benzidine yellow, phthalocyanine green, colour precipitation red C, dioxazine violet ndi zina zotero. Mawaya, zingwe, matayala, kuchuluka kwa ntchito za kaboni wakuda, zonse zachikhalidwe zakuda za kaboni ku carbon black masterbatches, zomwe zimakhala ndi malo apamwamba mu masterbatches onse. Pakadali pano, mabizinesi akuda a kaboni m'dziko ndi akunja sangathe kupanga carbon black masterbatches mokwanira, kuti aphunzire mu tayara carbon black masterbatches kuti akonze magwiridwe antchito ake, kuthekera kwa msika ndi kwakukulu.

Kugwiritsa ntchito ma masterbatches a rabara pokonza rabala kungapewe fumbi loyambitsidwa ndi utoto wa ufa ndikukonza malo ogwirira ntchito. Masterbatch ndi yosavuta kufalitsa mofanana, kotero kuti mtundu wa zinthu za rabala ukhale wofanana, ndipo kugwiritsa ntchito utoto weniweni kumachepetsedwa. Mlingo wa utoto wa rabala nthawi zambiri umakhala pakati pa 0.5% ndi 2%, ndipo mlingo wa utoto wosapangidwa ndi zinthu zachilengedwe ndi wokulirapo pang'ono. Mtundu uwu wa utoto wokonza uyenera kufananizidwa ndi ukadaulo wokonza rabala komanso khalidwe kuti ukwaniritse zosowa za makampani opanga rabala. Makampani opanga utoto ayenera kuchita kafukufuku wambiri kuti apange ndikulimbikitsa mitundu ya utoto wokonza uwu.

Utoto wa ulusi mkati mwa situ umatchedwa utoto wa ulusi mkati mwa situ pamene mtundu wa masterbatch umawonjezeredwa mwachindunji ku ulusi wa viscose kapena ulusi wa ulusi pamene ulusi ukupopedwa ndikupota, kotero kuti utotowo umawonekera mu kupompa, komwe kumatchedwa utoto wa ulusi mkati. Poyerekeza ndi utoto wachikhalidwe, utoto wa ulusi mkati mwa situ umakonza utomoni ndi masterbatch kukhala ulusi wamtundu kenako nkugwiritsidwa ntchito mwachindunji mu nsalu, osagwiritsa ntchito njira yopaka utoto pambuyo pake ndi kumaliza, yomwe ili ndi ubwino wa ndalama zochepa, kusunga mphamvu, kusakhala ndi zinyalala zitatu komanso mtengo wotsika wa utoto, ndi zina zotero, ndipo pakadali pano ndi pafupifupi 5%. Utoto womwe umagwiritsidwa ntchito popanga utoto wa ulusi umafunika kuti ukhale ndi mtundu wowala, kufalikira bwino, kukhazikika bwino kwa kutentha, kukana kuwala, kukana zosungunulira, kukana asidi ndi alkali, kukana bleach, kusungunuka m'madzi, ndi utoto wosapangidwa kapena wachilengedwe ungasankhidwe.