Ntchito ya polyethylene sera mu processing wa masterbatch dongosolo

polyethylene sera ya polyethylene ndi yolemera kwambiri (<1000) polyethylene, yomwe imagwiritsidwa ntchito kwambiri popanga mapulasitiki. Kugwiritsa ntchito sera pakupanga pulasitiki extrusion kumatha kupititsa patsogolo kutulutsa kwazinthu, kukulitsa kupanga, ndikuloleza kuchuluka kwamafuta. 

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Sera ya polyethylene imagwiritsidwa ntchito kwambiri pokonza mtundu wa masterbatch. Cholinga cha kuwonjezera pe peyi sikungosintha kachitidwe kachitidwe ka mtundu wa masterbatch, komanso kulimbikitsa kubalalitsidwa kwa inki mu mtundu wa masterbatch. Kubalalika kwa pigment ndikofunikira kwambiri kwa Colour Masterbatch, ndipo mtundu wa Colour Masterbatch umadalira makamaka kufalikira kwa mitundu. Kubalalika kwamtundu wa inki, mphamvu yopaka utoto kwambiri ya Colour Masterbatch, mitundu yabwino yazinthu komanso mtengo wotsika. Polyethylene sera bwino kubalalitsidwa mlingo wa inki kumlingo wakuti, ndipo wamba dispersant kupanga mtundu masterbatch. 
1. Kugwiritsa ntchito sera ya polyethylene mu Masterbatch system
Chifukwa sera ya polyethylene imakhala ndi kukhuthala kochepa komanso kumagwirizana bwino ndi inki, imakhala yosavuta kunyowetsa inki, kulowa mkati mwa pores yamagulu amtundu wa pigment, kufooketsa mgwirizano, kupanga ma pigment ang'onoang'ono kuti atseguke mosavuta pochita kukameta ubweya wakunja. particles atsopano amanyowetsedwa mwamsanga ndi kutetezedwa, kuti apititse patsogolo kubalalitsidwa kwa inki ndi kulola dongosolo kuti liwonjezere ndende ya pigment yapamwamba; Komanso, mamasukidwe akayendedwe wa sera polyethylene ndi otsika, amene akhoza kuchepetsa mamasukidwe akayendedwe a mbuye mtanda dongosolo, kuonjezera fluidity, kusintha processing dzuwa ndi kuonjezera kupanga.
2. Nchiyani chimayambitsa kusasalala pamwamba pa masterbatch?
Ngati pamwamba pa mtundu masterbatch si yosalala pa kupanga, choyamba onani ngati extrusion kutentha ndi koyenera. Kutentha kwapamwamba kapena kutsika kwa extrusion kapena kutentha kwa mutu kungayambitse pamwamba; Ngati kutentha kwa extrusion kuli koyenera, ndikofunikira kulingalira ngati kubalalitsidwa kwa pigment kuli bwino. Ngati mamolekyu a pigment ali olimba kwambiri, amamwazika bwino mu pulasitiki, zomwe zimapangitsa kuti pakhale malo osasalala; Ngati molecular kulemera kwa dispersant (polyethylene sera) ndi otsika kapena mopitirira muyeso, akhoza precipitate pamwamba pa processing wa Color Masterbatch, kuchititsa kufa phala, kuchititsa unsmooth pamwamba pa extrusion brace, chifukwa cha akhakula tinthu pamwamba ndi osauka amaona kuwala. .

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3. Kodi zotsatira za kuthamanga kwachangu kwa zida mu mtundu wa masterbatch processing process?
Pa processing wa Colour Masterbatch, zipangizo liwiro kwambiri, amene adzafupikitsa nthawi posungira masterbatch mu mbiya, ndi kusanganikirana ndi kubalalitsidwa kwa chigawo chilichonse ndi wosagwirizana, chifukwa mu mtundu wosakhazikika, pigment agglomeration sangathe anatsegula kupanga zinthu. mizere, ndi plasticizing zotsatira za masterbatch si abwino. Kupititsa patsogolo kubalalitsidwa kwa chigawo chilichonse, titha kuonjezera kutentha kwa zinthuzo, kuwonjezera zowonjezera zobalalika (phula lapamwamba la polyethylene), ndikusintha kuphatikizika kwa wononga kuti kumapangitsanso kusanganikirana kwamakina ndikuwonetsetsa kuti zokolola zabwino kwambiri ndi plasticizing.
4. Zifukwa zakusintha kwazenera pafupipafupi pakupanga ndi kukonza kudzaza kwa masterbatch Pakukonza
kudzazidwa kwa master batch, kusintha kwapa skrini pafupipafupi kumakhudza kwambiri magwiridwe antchito. Chifukwa cha chodabwitsa ichi chikhoza kukhala kuti mauna a ufa wa calcium osankhidwa sali oyenera; Kapena kubalalitsidwa zotsatira za lubricating dispersant ndi osauka, kuchititsa aggregated calcium ufa kulephera kutsegula, kuchititsa filler kutsekereza maukonde; N'zothekanso kuti zipangizo angakhudzidwe ndi chinyezi, chifukwa mu agglomeration m`kati kupanga ndi processing, chifukwa maukonde blockage.

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5. Njira zopititsira patsogolo kubalalitsidwa kwa ndende yayikulu Masterbatch
Pali njira zambiri zosinthira kufalikira kwa masterbatch amtundu wapamwamba, monga kusankha zida zokhala ndi ntchito yabwino ya plasticizing, kuwongolera njira yowumba ya masterbatch, kusankha zowonjezera zowonjezera, moyenerera ndikuwonjezera zomwe zili kupezeka zowonjezera ndi zonyamulira, etc. Pakati pawo, kwambiri ndalama ndi zothandiza njira ndi kusankha bwino ndi oyenera dispersants. Polima sera 619 amasankhidwa. Chifukwa cha mawonekedwe ake a mamolekyu ndi mapangidwe ake, imagwirizana bwino ndi ma pigment ndi ma resins. Ndiye inki ndi omwazikana ndi makina kukameta ubweya mphamvu kuthetsa vuto la kubalalikana kovuta; Chifukwa cha mawonekedwe ake olemera kwambiri a maselo, imathetsanso mavuto omwe amapezeka pakupanga, monga kununkhira kwakukulu, utsi ndi kusindikiza kovuta kwa zinthu.
Malingaliro a kampani Qingdao Sainuo Chemical Co.,Ltd. Ndife opanga sera PE, PP sera, OPE sera, Eva sera, PEMA, EBS, Zinc / Calcium Stearate…. Zogulitsa zathu zadutsa REACH, ROHS, PAHS, FDA kuyesa.
Sainuo chidaliro sera, kulandira atafunsira anu!
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Nthawi yotumiza: Aug-03-2022
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