M'munda wa mtundu masterbatch kupanga, Kuwonjezera parafini sera ndiPE seraamatha kupititsa patsogolo kayendedwe ka zinthu za polima.Pakuwongolera kunyowa komanso kubalalitsidwa kwa inki ndi zina zowonjezera, magwiridwe antchito amatha kupitilizidwa mosiyanasiyana, zomwe zimakhala zopindulitsa pakuwongolera bwino kwa kupanga komanso kuwunikira kowoneka bwino kwa zinthu zotuluka.Choncho, mafakitale ambiri amagwiritsa ntchito sera ya parafini yomwe imasungunuka pafupifupi 60 ℃ ngati dispersant kapena kuphatikiza sera ya polyethylene kuonjezera kupanga ndi kuchepetsa ndalama.Tsopano tikuwona kusiyana kwa magwiridwe antchito pakati paziwirizi malinga ndi momwe mungagwiritsire ntchito mu color masterbatch processing.
(1) Kuchita kwa kutentha
The lubricating dispersant ntchito mitundu masterbatches ayenera kupirira kutentha processing bwino ndi kusunga zinthu matenthedwe bata pa kupanga mitundu masterbatches ndi akamaumba amitundu mitundu;Kupanda kutero, dispersant yomwe imagwiritsidwa ntchito popanga gasification kapena kuwonongeka idzakhala ndi vuto pakuchita kwa mtundu wa masterbatch kapena mankhwala.Kutentha kwa processing masterbatches ndi zinthu zambiri kumakhala pakati pa 160-220 ℃.Tinachita zoyeserera za isothermal thermogravimetric paphula la polyethylenendi sera ya parafini yokhala ndi malo osungunuka a 60 ℃.Zotsatira zake zidawonetsa kuti pansi pa 200 ℃, sera ya parafini idakankhira 9.57% ya kulemera kwake mkati mwa mphindi 4, ndipo kuwonda kudafika 20% mkati mwa mphindi 10.Potengera kukana kutentha kokha, sera ya polyethylene imatha kuwonetsa kukana kutentha, pomwe sera ya parafini ndiyovuta kutsimikizira.Choncho, sera wa parafini si oyenera ntchito ngati mtundu masterbatch dispersant.
(2) Kuchita mwamwayi
Poyerekeza ndi kudziwa kupezeka kwa sera ndi sera ya parafini, ma masterbatches akuda adakonzedwa mosiyanasiyana pawiri, ndipo kuyesa kwakuda kwa filimu yopyapyala kunachitika.Kuwonjezera pa chiŵerengero cha 0-7%, wakuda masterbatch pang'onopang'ono chinawonjezeka ndi 36.7% ndi kuwonjezeka polyethylene sera okhutira, kusonyeza kuti apamwamba polyethylene sera okhutira, ndi bwino kubalalitsidwa ntchito mpweya wakuda;Komabe, mu chiŵerengero chowonjezera chomwecho, black masterbatch inatsika ndi 19.9% ndi kuwonjezeka kwa parafini, kusonyeza kuti parafini imakhala yokwera kwambiri, m'pamenenso kufalikira kwa carbon black kumakhala koyipitsitsa.
Izi zili choncho chifukwa poyerekezera ndi sera, sera ya parafini imakonda kunyowetsa mpweya wakuda, koma nthawi yomweyo, imachepetsa kwambiri kukhuthala kwa dongosolo.Kukhuthala kotsika kumafooketsa kwambiri kufalikira kwa mphamvu yakumeta ubweya ndikusokoneza kubalalitsidwa.Mpweya wakuda umakutidwa ndi pamwamba pa parafini, kupanga tinthu tambiri ta carbon black aggregates.Mwachiwonekere, cholepheretsa ichi pa kubalalitsidwa chimaposa mphamvu yake yofooketsa pa mgwirizano wamagulu.
Choncho, kuyerekezera zotsatira zoyesera kumasonyeza kuti sera ya polyethylene imakhala ndi mafuta abwino komanso obalalika pa carbon wakuda, pamene mu mtundu wa masterbatch, mpweya wakuda wowonjezeredwa ndi sera ya parafini udzawonongeka kwambiri.
Kuti mudziwe zambiri, chonde tiuzeni! kufunsa
Qingdao Sainuo Gulu.Ndife opanga sera PE, PP sera, OPE sera, Eva sera, PEMA, EBS, Zinc / Calcium Stearate….Zogulitsa zathu zadutsa REACH, ROHS, PAHS, FDA kuyesa.
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Nthawi yotumiza: Nov-08-2023