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Common flexible packaging materials

Common flexible packaging materials

1. Single layer film

Inodiwa kuti ive pachena, isina chepfu, isingapindiki, ine yakanaka kupisa-kuvharisa bhegi-kugadzira, kupisa uye kutonhora kuramba, simba remagetsi, grease resistance, chemical resistance, uye anti-blocking.

2. Aluminium foil bag
99.5% pure electrolytic aluminiyamu inonyungudutswa uye inotsikirirwa kuita foil necalender, iyo yakanaka se substrate yekuchinjika kurongedza epurasitiki.

Tsika Aluminium Foil Bag

3. Vacuum evaporation aruminiyamu firimu
Pasi pevacuum yakakwirira, simbi dzinofashaira dzakaderera, dzakaita sealuminium, dzinonyungudutswa uye kunyungudutswa uye dzinoiswa pafirimu repurasitiki padhiramu rinotonhodza kuti rigadzire firimu rine aluminiyumu rine simbi yakanaka inopenya.

4. Silicon kupfeka
Iro rakajeka rekurongedza zvinhu zvine zvakanyanyisa zvipingamupinyi zvivakwa zvakagadziriswa muma1980s, inozivikanwawo seceramic coating.

5. Glue (yakaoma / yakanyorova) inoumba firimu
Mafirimu eMonolayer ane zvimwe zvakanakira uye zvazvakashata.Wet composite film method: imwe substrate yakaputirwa neglue yobva yanyudzwa neimwe substrate firimu, yobva yaomeswa nekuporeswa.Kana iyo isiri-porous material, iyo glue kuomeswa kunogona kuva kwakashata uye kunaka kwekombiki membrane kuchaderera.Dry lamination method: Pfeka chinonamira pane substrate, rega chinonamira chiome kutanga, wobva wadzvanya uye laminate kuti usunge mafirimu ezvikamu zvakasiyana.

6. Extrusion coating composite film
Pane extruder, iyo thermoplastic inokandwa kuburikidza neT-die pabepa, foil, plastiki substrate kuti ipfekedzwe, kana iyo extruded resin inoshandiswa sepakati binder, uye imwe firimu substrate inopisa.Izvo zvinhu zvinomanikidzwa pamwe chete kuti zvigadzire "sandwich" composite film.

7. Coextrusion composite film
Uchishandisa maviri kana matatu extruder, kugovera inoumbwa kufa, laminates pakati akati wandei anoenderana thermoplastics kugadzira multilayer mafirimu kana mashizha.

8. High barrier film
Zvinoreva zvinhu zvine hukobvu hwe25.4μm pasi pemamiriro e23°C uye RH65%, mwero wekufambiswa kweokisijeni uri pasi pe5ml/m.2·d, uye mwero wekutapurirana mwando uri pasi pe2g/m2·d.

9. Mutsva-kuchengeta uye sterilization firimu
Ethylene gasi adsorption membrane, kuwedzera zeolite, cristobalite, silica uye zvimwe zvinhu kune membrane inogona kutora ethylene gasi inoburitswa nemichero nemiriwo uye inodzivisa kuibva kwavo nekukurumidza.
Anti-condensation uye fogging firimu, mukati memukati wepakeji firimu yemuchero wakasvibira ine yakawanda condensation uye fogging, izvo zviri nyore kukonzera mildew pakudya.
Antibacterial firimu, kuwedzera synthetic zeolite (SiO2Al2O3) ine ion yekuchinjana basa kune epurasitiki zvinhu, uye wobva wawedzera inorganic filler ine sirivheri ions, sirivheri sodium ion exchange inova sirivheri zeolite, uye pamusoro payo ine antibacterial properties.
Iyo firimu iri kure-infrared fresh-seping film inosanganiswa neceramic filler mufirimu repurasitiki, kuitira kuti firimu ive nebasa rekugadzira maruva ari kure-infrared, ayo asingagoni kungoita sterilize chete, asiwo anomutsa masero muchero muchero, saka. ine basa rekuchengetedza hutsva.

10. Aseptic kurongedza firimu
Inonyanya kushandiswa mukugadzirwa kweaseptic packaging yezvokudya nemishonga, inotarisirwa kuva ne: sterilization resistance;yakakwirira chipingamupinyi zvinhu uye simba;kupisa kwakanaka uye kutonhora kuramba (-20 ℃ kwete brittle);kushorwa kwetsono uye kuramba kwakanaka kwekukotama;Iyo yakadhindwa pateni haizokanganiswe mukupisa kwekushisa kwepamusoro kana dzimwe nzira dzekudzivirira.

11. High tembiricha resistant cooking bag
Mumakore ekuma1960, US Naval Research Institute yakatanga kugadzirwa nekuishandisa kune chikafu chemuchadenga.Mushure meizvozvo, Japan yakakurumidza kuisimudzira uye ndokugadzira uye ndokuishandisa kune akasiyana marudzi matsva ezvekudya zviri nyore.Mabhegi ekupisa anopisa anogona kukamurwa kuva akajeka emhando (ine sherufu yehupenyu inopfuura gore rimwe) uye isiri-pachena mhando (ine pasherufu yemakore anopfuura maviri), yakakwirira-chipingamupinyi mhando uye yakajairika mhando.Zvinoenderana nekushisa kwekuita sterilization, yakakamurwa kuita yakaderera tembiricha yekubikira bhegi (100 ℃, 30min), yepakati tembiricha yekubika bhegi (121 ℃, 30min), yakakwira tembiricha yekubikira bhegi (135 ℃, 30min).Iyo yemukati yakatsetseka zvinhu zvebhegi rekudzoreredza inogadzirwa neakasiyana akakanda uye akafukidzwa PE (LDPE, HDPE, MPE) mafirimu, yakakwirira tembiricha inodzivirira cast CPP kana inflated IPP, nezvimwe.
Mabhenefiti makuru ekupisa kupisa mabhegi ekubikira:
①Kubika kwekushisa kwakanyanya kunogona kuuraya mabhakitiriya ese, 121℃/30min inogona kuuraya mabhakitiriya ese e botulinum;
②Inogona kuchengetwa pakamuri tembiricha kwenguva yakareba isina firiji, uye inogona kudyiwa ichitonhora kana ichidziya;
③ Iyo yekurongedza zvinhu ine yakanaka inodzivirira zvivakwa, isingasviki pane chikafu chemumagaba;
④ Reverse kudhinda, kudhinda kwakanaka uye kushongedzwa;
⑤ Marara ari nyore kupiswa.

12. High tembiricha kurongedza firimu
Nzvimbo yakanyunguduka yezvinhu iri pamusoro pe200 ° C, iyo yakakodzera kune yakakwirira-yakasimba yakaoma / yakapfava midziyo.

13. Degradable plastiki film
Zvigadzirwa zvepurasitiki zvinoshatisa zvinogona kukamurwa kuita photodegradation, biodegradation, photodegradation uye biodegradation zvinoenderana neiyo decomposition mechanism.

14. Kupisa shrinkable film
Materials PP, PVC, LDPE, PER, naironi, etc. Tanga extrude firimu, panguva tembiricha pamusoro kupfava tembiricha (girazi transition point) uye pazasi tembiricha kunyunguduka, ari zvikuru elastic mamiriro, shandisa synchronous kana maviri-nhanho. flat-die stretching method, kana calendering method, kana solvent Nzira yekukanda inoita kutambanudza nzira, uye mamorekuru anotambanudza anotonhodzwa pasi pegirasi rekuchinja uye akavharwa.


Nguva yekutumira: Kubvumbi-25-2022