Wopanga Mafilimu Wabwino Kwambiri wa Cellophane, fakitale ku China
Mafilimu a Cellophane
Cellophane ndi filimu yopyapyala, yowonekera komanso yonyezimira yopangidwa ndi cellulose yosinthidwanso.Amapangidwa kuchokera ku shredded matabwa zamkati, zomwe zimathandizidwa ndi caustic soda.Otchedwa viscose kenako extruded mu kusamba kuchepetsedwa sulfuric acid ndi sodium sulphate regenerate mapadi.Kenako amatsukidwa, kutsukidwa, kuyeretsedwa ndi pulasitiki ndi glycerin kuti filimuyo isawonongeke.Nthawi zambiri zokutira monga PVDC zimagwiritsidwa ntchito kumbali zonse za filimuyo kuti apereke chinyezi chabwino ndi chotchinga mpweya komanso kuti filimuyo ikhale yotentha.
Cellophane yokutidwa ndi mpweya wochepa, kukana mafuta, mafuta ndi madzi, zomwe zimapangitsa kuti zikhale zoyenera kunyamula chakudya.Imaperekanso chotchinga cha chinyezi chochepa ndipo imasindikizidwa ndi mawonekedwe ochiritsira komanso njira zosindikizira za offset.
Cellophane imatha kubwezeretsedwanso ndipo imatha kuwonongeka m'malo opangira manyowa amnyumba, ndipo imawonongeka pakangopita milungu ingapo.
filimu ya cellophane yowonekera
Cellophane ndiye chinthu chakale kwambiri chopangira zinthu zowoneka bwino chomwe chimagwiritsidwa ntchito kuyika makeke, maswiti, ndi mtedza.Poyamba kugulitsidwa ku United States mu 1924, cellophane inali filimu yaikulu yonyamula katundu yomwe imagwiritsidwa ntchito mpaka zaka za m'ma 1960.Pamsika wokonda zachilengedwe masiku ano, cellophane ikubwereranso kutchuka.Popeza cellophane ndi 100% biodegradable, imawoneka ngati njira yabwino kwambiri padziko lapansi kusiyana ndi zokutira zomwe zilipo kale.Cellophane ilinso ndi kuchuluka kwa nthunzi wamadzi wamadzi komanso makina abwino kwambiri komanso kutsekedwa kwa kutentha, zomwe zikuwonjezera kutchuka kwake pamsika wokulunga chakudya.
Mosiyana ndi ma polima opangidwa ndi anthu mu mapulasitiki, omwe makamaka amachokera ku petroleum, cellophane ndi polima wachilengedwe wopangidwa kuchokera ku cellulose, chigawo cha zomera ndi mitengo.Cellophane samapangidwa kuchokera kumitengo yamvula, koma kuchokera kumitengo yolimidwa ndikukololedwa makamaka kupanga cellophane.
Cellophane amapangidwa ndi kugaya matabwa ndi thonje zamkati motsatizana ndi madzi osambira omwe amachotsa zonyansa ndikuphwanya maunyolo aatali a ulusi muzinthu izi.Wopangidwanso ngati filimu yowoneka bwino, yonyezimira, yokhala ndi mankhwala opangira pulasitiki omwe amawonjezeredwa kuti azitha kusinthasintha, cellophane akadali ndi mamolekyu a crystalline cellulose.
Izi zikutanthauza kuti akhoza kuphwanyidwa ndi tizilombo tating'onoting'ono m'nthaka monga momwe masamba ndi zomera zimakhalira.Cellulose ndi m'gulu lazinthu zomwe zimadziwika kuti organic chemistry monga chakudya.Gawo loyambira la cellulose ndi molekyulu ya glucose.Zikwizikwi za mamolekyu a glucosewa amasonkhanitsidwa pamodzi pakukula kwa mbewu kuti apange unyolo wautali, wotchedwa cellulose.Maunyolo awa amasweka popanga kupanga filimu ya cellulose yomwe imagwiritsidwa ntchito ngati yosakutidwa kapena yokutidwa m'matumba.
Akaikidwa m'manda, filimu ya cellulose yosatsekedwa nthawi zambiri imapezeka kuti iwonongeke mkati mwa masiku 10 mpaka 30;Filimu yokutidwa ndi PVDC imapezeka kuti imanyozeka m'masiku 90 mpaka 120 ndipo cellulose yokhala ndi nitrocellulose imapezeka kuti imanyozeka m'masiku 60 mpaka 90.
Mayesero awonetsa kuti nthawi yokwanira yowononga filimu ya cellulose imachokera masiku 28 mpaka 60 pazinthu zosavala, komanso kuyambira masiku 80 mpaka 120 pazovala za cellulose.M'madzi a m'nyanja, kuchuluka kwa bio-degradation ndi masiku 10 a filimu yosaphimbidwa ndi masiku 30 a filimu yophimbidwa ya cellulose.Ngakhale zinthu zomwe zimaganiziridwa kuti ndizowonongeka kwambiri, monga mapepala ndi masamba obiriwira, zimatenga nthawi yayitali kuti ziwonongeke kusiyana ndi mafilimu a cellulose.Mosiyana ndi zimenezi, mapulasitiki, polyvinyl chloride, polyethene, polyethlene terepthatlate, ndi oriented-polypropylene amasonyeza kuti palibe chizindikiro cha kuwonongeka pambuyo pa kuikidwa kwa nthawi yaitali.
Mafilimu a Cellophane amagwiritsidwa ntchito m'mabuku osiyanasiyana, kuphatikizapo:
- Confectionery, makamaka zopindika
- Kusintha kwa board
- Yisiti
- Tchizi Wofewa
- Kumanga kwa tampon
- Mitundu yosiyanasiyana ya ntchito zamafakitale, monga maziko a matepi odzimatira okha, nembanemba yocheperako pang'ono mumitundu ina ya mabatire komanso ngati chotulutsa popanga fiberglass ndi zinthu za rabara.
- Gulu la Chakudya
- Nitrocelullose yokutidwa
- PVDC Yopangidwa
- Kupaka mankhwala
-Matepi omatira
- Mafilimu achikuda
Mapulogalamu
Kupanga kwa Cellophane kunali kokulirapo m'ma 1960 koma kunatsika pang'onopang'ono, ndipo masiku ano, mafilimu opangidwa ndi pulasitiki alowa m'malo mwa filimuyi.Imagwiritsidwabe ntchito poyika chakudya, makamaka ngati kuuma kwakukulu kumaloledwa kulola matumba kuyimirira.Amagwiritsidwanso ntchito pazakudya zopanda chakudya komwe kumayenera kung'ambika.
Magiredi osiyanasiyana akupezeka pamsika kuphatikiza osakutidwa, VC/VA copolymer TACHIMATA (semi-permeable), nitrocellulose yokutidwa (semi-permeable) ndi PVDC yokutidwa cellophane filimu (chotchinga chabwino, koma chosawonongeka kwathunthu).
Mafilimu a cellulose amapangidwa kuchokera ku matabwa ongowonjezedwanso omwe amakololedwa m'minda yoyendetsedwa.Mafilimu a Cellophane amapereka mawonekedwe apadera omwe mafilimu apulasitiki sangathe kufanana nawo ndipo amatha kuperekedwa mumitundu yambiri yowala.
Cellophane imapezeka mumitundu yosiyanasiyana, iliyonse ili ndi kuthekera kotsimikizika ndi magwiridwe antchito:
Cellophane imagwiritsidwanso ntchito mu tepi yowoneka bwino, machubu ndi zina zambiri zofananira.
Kanema wathu wa Cellophane ndi wodziwika padziko lonse lapansi chifukwa chakuchita kwake m'misika yapadera kuphatikiza ma confectionery opindika, "opumira" azinthu zophikidwa, "yisiti yamoyo" ndi zinthu za tchizi ndi ma CD a Cello ovenable ndi ma microwaveable.
Kanema wa Cellophane amagwiritsidwanso ntchito pazovuta zaukadaulo monga matepi omatira, zomangira zosagwira kutentha komanso zolekanitsa mabatire.
Mafilimu a Cellophane
Ndizofala kwambiri kugwiritsa ntchito filimu ya cellophane kulongedza chakudya ndi mphatso.ndipo ma cellophane ochezeka ndi chilengedwe amatha kuwonongeka ndipo alibe vuto lililonse pa chilengedwe.
Ubwino wa Mafilimu a Cellophane
Kuwala kokongola, kumveka bwino komanso gloss
Amapereka phukusi lolimba lomwe limakulitsa moyo wa alumali wazinthu zanu ndikuziteteza ku fumbi, mafuta ndi chinyezi.
Zolimba, zowoneka bwino, ngakhale kufinya mbali zonse.
Amapereka kusindikiza kosasinthasintha ndi kuchepa pa kutentha kwakukulu.
Imagwira ntchito modalirika ngakhale m'mikhalidwe yocheperako.
Imagwirizana ndi makina onse osindikizira kuphatikiza pamanja, ma semi-automated ndi automated.
Zimatulutsa zotsukira, zomatira zolimba zomwe zimachotsa kuphulika.
Deta yaukadaulo
Monga wopanga filimu ya cellophane, tikukulimbikitsani kuti mukamagula filimu ya cellophane, pali zinthu zambiri zomwe muyenera kuziganizira monga kukula, makulidwe ndi mtundu.Pazifukwa izi, tikulimbikitsidwa kuti mukambirane zomwe mukufuna komanso zomwe mukufuna ndi wopanga wodziwa zambiri, ndikuwonetsetsa kuti mumalandira mtengo wabwino kwambiri.makulidwe Common ndi 20μ, ngati muli ndi zofunika zina, chonde tiuzeni, monga cellophane filimu wopanga, tikhoza mwambo malinga ndi lamulo lanu.
| Dzina | cellophane |
| Kuchulukana | 1.4-1.55g/cm3 |
| makulidwe wamba | 20μ |
| Kufotokozera | 710 一1020 mm |
| Chinyezi permeability | Wonjezerani ndi chinyezi chowonjezeka |
| Mpweya wa okosijeni | Sinthani ndi chinyezi |
Mafunso Ofunsidwa Kawirikawiri
cellophane, filimu yopyapyala ya cellulose yopangidwanso, nthawi zambiri imawonekera, yogwiritsidwa ntchito makamakamonga katundu woyikapo.Kwa zaka zambiri nkhondo yoyamba ya padziko lonse itatha, filimu ya cellophane inali filimu yokhayo yosinthasintha, yoonekera poyera kuti igwiritsidwe ntchito m’zinthu wamba monga zokutira chakudya ndi zomatira.
Cellophane imapangidwa kuchokera kuzinthu zovuta kwambiri.Ma cellulose ochokera kumitengo kapena zinthu zina amasungunuka mu alkali ndi carbon disulfide kuti apange njira ya viscose.Viscose imatulutsidwa kudzera mumng'oma wosambira wa sulfuric acid ndi sodium sulphate kuti asinthe viscose kukhala mapadi.
Kukulunga kwa pulasitiki-monga chivundikiro chokhacho chomwe chimagwiritsidwa ntchito posungira zotsalira-ndi chomata ndipo chimamveka ngati filimu.Cellophane, kumbali ina, ndi yokhuthala komanso yolimba kwambiri ndipo ilibe luso lomamatira.
Cellophane wakhalapo kwa zaka zoposa 100 koma masiku ano, mankhwala omwe anthu ambiri amawatcha kuti Cellophane kwenikweni ndi polypropylene.Polypropylene ndi polymer ya thermoplastic, yomwe idapezeka mwangozi mu 1951, ndipo idakhala pulasitiki yachiwiri padziko lonse lapansi yopangidwa ndi anthu ambiri.
Cellophane ili ndi zinthu zina zofanana ndi pulasitiki, zomwe zimapangitsa kuti ikhale yokongola kwambiri kwa omwe akufuna kukhala opanda pulasitiki.Pankhani ya kutayacellophane ndithudi ndi yabwino kuposa pulasitiki, komabe sizoyenera kugwiritsa ntchito zonse.Cellophane sangathe kubwezeretsedwanso, ndipo si 100% yopanda madzi.
Cellophane ndi pepala lopyapyala lopangidwa ndi cellulose yopangidwanso.Kuchepa kwake kwa mpweya, mafuta, mafuta, mabakiteriya, ndi madzi amadzimadzi kumapangitsa kuti zikhale zothandiza pakuyika chakudya.
Ma cell a cellophaneadapanganso nembanemba zowonekera za cellulose zokhala ndi hydrophilicity yayikulu, makina abwino amakina, komanso kuwonongeka kwa biodegradability, biocompatibility, ndi zilembo zotchinga mpweya.Kuwala kwa crystallinity ndi porosity ya nembanemba zakhala zikuyang'aniridwa kupyolera mu kusinthika kwazaka makumi angapo zapitazi.
Ngati muyang'ana kupyolera mu galasi lobiriwira, chirichonse chikuwoneka chobiriwira.Green cellophane imangolola kuwala kobiriwira kudutsamo.Cellophane imatenga mitundu ina ya kuwala.Mwachitsanzo, kuwala kobiriwira sikudutsa mu cellophane yofiira.
YITO Packaging ndiye omwe amatsogolera filimu ya cellophane.Timapereka njira yathunthu yamakanema a cellophane yamabizinesi okhazikika.