Mubikorwa byo kubyara polyethylene, hazakorwa umusaruro muto wa oligomer, ni ukuvuga uburemere buke bwa molekile ya polyethylene, izwi kandi nka polimeri ya polimeri, cyangwaibishashara bya polyethylenemuri make.Ibishashara bya polymer ni uburozi, butaryoshye, butabora, bwera cyangwa umuhondo muto ufite uburemere bugereranije bwa 1800 ~ 8000. Irashobora gukorwa mubice, flake nifu nkuko bikenewe.Mu musaruro usanzwe, iki gice cyibishashara gishobora kongerwaho muri polyolefine nkinyongera, kandi gifite ubukonje buhebuje, kurwanya ubushyuhe, kurwanya imiti no kurwanya kwambara.
Mubikorwa byo kubyara ibishashara bya polyethylene, kugenzura ubushyuhe bwigihe nigihe nikintu cyingenzi kugirango umenye imiterere nubwiza bwibishashara.Ubushyuhe bwo hejuru busaba ibirenga 300 ℃.Niba ubushyuhe buri hasi cyane, iyangirika ntiruzuye, urunigi rwa molekile ntirushobora gucika burundu, kandi ibicuruzwa bitemba neza ni bibi, ibyo bikaba bidahwitse mubikorwa bitandukanye byo gutunganya;Ubushyuhe buri hejuru cyane, gukoresha ingufu ni binini cyane, ikiguzi cy'umusaruro kiriyongera, amazi yihuta cyane, igihe cyo gukonja ni kirekire, kandi gusohora birihuta cyane, byoroshye gutera inkongi n'impanuka.Byongeye, gusohora kuzenguruka gukonjesha bigomba kuba byiza.Niba ingaruka zo gukonjesha igice ari mbi, ibishashara bya polyethylene bihura nubushyuhe bwo hejuru cyane mu kirere, byoroshye kuba okiside, kandi ibicuruzwa ni imvi.Ubushyuhe bwo gusohora bugomba kugenzurwa munsi ya 800 ℃.
Gukoresha ibishashara bya polyethylene
1. Gushyira mu bikorwaibishashara nk'abatatanye
Igishashara cya polyethylene ni ubwoko bwo gusiga no kurekura hamwe n'amavuta meza yo hanze.Kubyongera kuri reberi na plastiki birashobora kunoza imikorere yo gutunganya, kunoza ububengerane bwubutaka no kwambara birwanya ibicuruzwa, bigira uruhare mukwirakwiza kwuzuza na pigment, kandi birashobora no gukoreshwa nkibikoresho fatizo bya plastiki yamabara meza.
Gukoresha ibishashara bya polyethylene mumabara Masterbatch
Igishashara cya polyethylene gikoreshwa cyane mugutunganya amabara meza.Intego yo kongeramo ibishashara bya polyethylene ntabwo ari ukunoza imikorere yimikorere ya sisitemu ya masterbatch gusa, ahubwo ni no guteza imbere ikwirakwizwa ryibara ryibara ryibara.Ikwirakwizwa rya pigment ningirakamaro cyane muburyo bwo gufata amabara.Ubwiza bwibara Masterbatch biterwa ahanini no gukwirakwiza pigment.Ikwirakwizwa rya pigment hamwe na lustrous masterbatch ifite imbaraga zo gusiga amabara menshi, ubwiza bwamabara meza nigiciro gito cyamabara.Igishashara cya polyethylene kirashobora kuzamura urwego rwo gukwirakwiza pigment kurwego runaka.Nibisanzwe bikwirakwizwa mugukora ibara ryiza.
2. Gukoresha ibishashara bya polyethylene nkamavuta
Igishashara cya polyethylene ni ubwoko bwo gusiga no kurekura hamwe n'amavuta meza yo hanze.Kwiyongera kuri reberi na plastiki birashobora kunoza uburyo bwo gutunganya no kurabagirana hejuru no kwambara ibicuruzwa.
Uburyo bwibikorwa: uruhare rwamavuta ni ukugabanya ubushyamirane buri hagati yimikoranire hagati ya polymer nimashini zitunganya no hagati yiminyururu ya polymerize.Iyambere yitwa lubricant yo hanze naho iyitwa amavuta yimbere.Amavuta yo kwisiga imbere na polymer bifite aho bihurira.Ku bushyuhe bwicyumba, guhuza ni bito, mugihe mubushyuhe bwo hejuru, ubwuzuzanye bwiyongera bikurikije.Igipimo cyo gusiga amavuta muri polymer kijyanye no guhuza amavuta na polymer, kandi guhuza biterwa na molekile yimiterere ya lubricant na polymer polarite.Amavuta yo kwisiga imbere muri PVC, lubricant na plastiseri arashobora gufatwa nkibikoresho bimwe, ariko polarite yumutungo wo kunyerera ni muke, kandi guhuza amavuta na PVC biri munsi yubwa plastiki.Molekile nkeya zishobora kwinjirira hagati ya molekile ya polymer, bikagabanya gukururana kwa molekile ya polymer, bigatuma byoroha iminyururu ya polymer kunyerera no kuzunguruka hamwe mugihe cyo guhindura ibintu.
Ikintu nyamukuru kiranga amavuta ni uko gifite bike cyangwa kidahuza na polymers.Mubikorwa byo gutunganya, biroroshye kuvana mubikoresho bivanze munsi yigitutu hanyuma ukimukira hejuru cyangwa hanze yimbere hagati yibikoresho bivanze nimashini zitunganya.Amavuta ya molekile yerekanwe kandi arateguwe, kandi amatsinda ya polar ahura nicyuma kugirango agire amavuta ya molekile akoresheje adsorption yumubiri cyangwa imiti ihuza imiti.Bitewe ningufu nke zifatika hagati ya molekile ya lubricant, Kubwibyo, guterana hagati ya polymer nubuso bwibikoresho birashobora kugabanuka kugirango birinde gukomera kumashini.Ubukonje bwa firime yo gusiga hamwe nuburyo bwiza bwo gusiga biterwa no gushonga hamwe nubushyuhe bwo gutunganya amavuta.Muri rusange, amavuta afite iminyururu miremire ifite imbaraga nyinshi zo gusiga.
Igishashara cya polyethylene ni amavuta meza yimbere ya polyethylene na polypropilene.Ntabwo ihuye rwose nigishashara cya polyethylene, bityo igira uruhare rwo gusiga hanze kurwego runaka.Ku bicuruzwa binini byatewe inshinge, ibishashara ntibishobora gusa kunoza amazi mu gihe cyo gutunganya, ariko kandi birashobora kunoza cyane ububengerane bw’ubuso hamwe n’ibidukikije byangiza ibidukikije.Polyethylene na polypropilene byombi bigomba kuba birimo amavuta agera kuri 2% kandi ntagaragaze ko nta gihinduka mubikorwa.Kubikoresho bitunganijwe neza, ibishashara bigera kuri 5% bya polyethylene birashobora kongerwamo kandi igipimo cyo gushonga gishobora guhinduka kurwego rusabwa.
3. Gukoresha ibishashara bya polyethylene mubindi bice
Ibishashara bya polyethylene bikoreshwa muri wino birashobora gutanga anti friction, anti scratch, anti adhesion kandi bigumana urumuri;Irashobora kandi guhindura imvugo ya wino no kunoza hydrophilicity no gucapa imikorere;Igishashara cya polyethylene gikoreshwa cyane cyane muguhuza no kongera amaboko yumva irangi.Ibishashara byo gutwikira byongeweho cyane cyane muburyo bwinyongera.Ubusanzwe yakoreshejwe mubikorwa byo kurwanya ikwirakwizwa rya firime, cyane cyane harimo kunoza imikorere, kurwanya ibishushanyo ndetse n’amazi adafite amazi.
Qingdao Sainuo Chemical Co., Ltd.Turi ababikoraIbishashara bya PE, ibishashara bya PP, ibishashara bya OPE, ibishashara bya EVA, PEMA, EBS, Zinc / Kalisiyumu Stearate.Ibicuruzwa byacu byatsinze REACH, ROHS, PAHS, FDA ikizamini.Sainuo humura ibishashara, ikaze iperereza ryawe!Urubuga : https: //www.sanowax.com
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Igihe cyo kohereza: Ukwakira-19-2021