1. Lijana tsa ho paka tse kopaneng le thepa
(1) Setshelo sa ho paka se kopaneng
1. Lijana tsa ho paka tse kopantsoeng li ka aroloa ka lijana tsa thepa e kopantsoeng ea pampiri/polasetiki, lijana tsa thepa e kopantsoeng ea aluminium/polasetiki, le lijana tsa thepa e kopantsoeng ea pampiri/aluminium/polasetiki ho latela thepa. E na le litšobotsi tse ntle tsa thibelo.
2. Lijana tsa pampiri/polasetiki tse kopantsoeng li ka aroloa ka mekotla ea pampiri/polasetiki e kopantsoeng, likopi tsa pampiri/polasetiki tse kopantsoeng, likotlolo tsa pampiri/polasetiki tse kopantsoeng, lipoleiti tsa pampiri/polasetiki tse kopantsoeng le mabokose a lijo tsa motšehare a pampiri/polasetiki ho latela libopeho tsa tsona.
3. Lijana tsa aluminium/polasetiki tse kopantsoeng li ka aroloa ka mekotla ea aluminium/polasetiki e kopantsoeng, libarele tsa aluminium/polasetiki tse kopantsoeng, mabokose a aluminium/polasetiki a kopantsoeng, jj. ho latela libopeho tsa tsona.
4. Lijana tsa pampiri/aluminium/polasetiki tse kopantsoeng li ka aroloa ka mekotla ea pampiri/aluminium/polasetiki e kopantsoeng, liphaephe tsa pampiri/aluminium/polasetiki tse kopantsoeng, le mekotla ea pampiri/aluminium/polasetiki e kopantsoeng ho latela libopeho tsa tsona.
(2) Lisebelisoa tsa ho paka tse kopaneng
1. Lisebelisoa tsa ho paka tse kopantsoeng li ka aroloa ka thepa ea pampiri/polasetiki e kopantsoeng, thepa ea aluminium/polasetiki e kopantsoeng, thepa ea pampiri/aluminium/polasetiki e kopantsoeng, thepa ea pampiri/polasetiki e kopantsoeng, thepa ea polasetiki/polasetiki e kopantsoeng, jj. ho latela thepa ea tsona, tse nang le matla a phahameng a mechini, Thibelo, ho tiisa, tšireletso ea leseli, bohloeki, jj.
2. Lisebelisoa tsa pampiri/polasetiki tse kopantsoeng li ka aroloa ka pampiri/PE (polyethylene), pampiri/PET (polyethylene terephthalate), pampiri/PS (polystyrene), pampiri/PP (propylene).
3. Lisebelisoa tse kopantsoeng tsa aluminium/polasetiki li ka aroloa ka foil ea aluminium/PE (polyethylene), foil ea aluminium/PET (polyethylene terephthalate), foil ea aluminium/PP (polypropylene), jj. ho latela thepa.
4. Lisebelisoa tse kopantsoeng tsa pampiri/aluminium/plastiki li ka aroloa ka pampiri/foile ea aluminium/PE (polyethylene), pampiri/PE (polyethylene)/foile ea aluminium/PE (polyethylene) jj.
2. Likhutsufatso le Selelekela
AL - foil ea aluminium
Filimi ea polyamide e shebaneng le BOPA (NY) e shebaneng le bobeli ba mahlo
Filimi ea polyester e shebaneng le BOPET (PET) e shebaneng le mahlakoreng a mabeli
Filimi ea polypropylene e shebaneng le BOPP ka bobeli
Filimi ea polypropylene e entsoeng ka CPP
EAA polasetiki ea vinyl-acrylic
EEAK ethylene-ethyl acrylate polasetiki
polasetiki ea EMA ea vinyl-methacrylic
EVAC ethylene-vinyl acetate polasetiki
IONOMER Copolymer ea Ionic
Polyethylene ea PE (ka kakaretso, e ka kenyelletsa PE-LD, PE-LLD, PE-MLLD, PE-HD, PE e fetotsoeng, jj.):
——Polyethylene e nang le Boima bo Phahameng ba PE-HD
——Polyethylene e nang le Boima bo Tlase ba PE-LD
——PE-LLD polyethylene e teteaneng e nang le sekgahla se tlase
——PE-MD polyethylene e mahareng e teteaneng
——Mokotlana oa tšepe oa PE-MLLD polyethylene e nang le sekgahla se tlase
PO polyolefin
Sellophane ea PT
VMCPP vacuum cleaner aluminized lahla polypropylene
Polyester e entsoeng ka polasetiki e entsoeng ka vacuum ea VMPET
BOPP (OPP)—Filimi ea polypropylene e shebaneng le biaxial, e leng filimi e entsoeng ka polypropylene e le thepa e tala ea mantlha 'me e otlolloa ka biaxial ka mokhoa oa filimi e bataletseng. E na le matla a ho tsitlella a phahameng, ho tiea ho phahameng, le ponaletso. E ntle, e benyang hantle, e na le ts'ebetso e tlase ea ho se sisinyehe, ts'ebetso e ntle ea khatiso le ho khomarela ho koahela, thepa e ntle ea mouoane oa metsi le thibelo, kahoo e sebelisoa haholo indastering e fapaneng ea ho paka.
PE - Polyethylene. Ke resin ea thermoplastic e fumanoang ka ho etsa polymerization ea ethylene. Indastering, e boetse e kenyelletsa li-copolymer tsa ethylene le palo e nyane ea α-olefin. Polyethylene ha e na monko, ha e na chefo, e ikutloa joaloka boka ba linotši, e na le khanyetso e ntle ea mocheso o tlase (mocheso o tlase ka ho fetisisa oa ts'ebetso o ka fihla ho -100~-70°C), botsitso bo botle ba lik'hemik'hale, 'me e ka mamella boholo ba asiti le khoholeho ea alkali (e sa haneleng oxidation) ea asiti). Ha e qhibilihe ka har'a li-solvents tse tloaelehileng mochesong oa kamore, e monya metsi a tlase, e na le insulation e ntle ea motlakase.
CPP—ke hore, filimi ea polypropylene e entsoeng ka foreimi, e tsejoang hape e le filimi ea polypropylene e sa otlolloang, e ka aroloa ka filimi ea CPP e akaretsang (General CPP, GCPP bakeng sa bokhutšoanyane) le filimi ea CPP e koahetsoeng ka aluminium (Metalize CPP, MCPP bakeng sa bokhutšoanyane) ho latela tšebeliso e fapaneng. Le filimi ea CPP ea sehlopha sa ho pheha (Retort CPP, RCPP bakeng sa bokhutšoanyane), jj.
VMPET - e bolela filimi e nang le aluminiamo ea polyester. E sebelisoa filiming e sireletsang e paketeng ea lijo tse omileng le tse ruruhileng joalo ka libiskiti le sephutheloana sa ka ntle sa meriana le litlolo tse ling.
Filimi e nang le aluminiyamu e na le litšobotsi tsa filimi ea polasetiki le litšobotsi tsa tšepe. Karolo ea ho penta ka aluminium holim'a filimi ke ho fifatsa le ho thibela mahlaseli a ultraviolet, a sa lelefatse feela bophelo ba shelefo ea lintho tse ka hare, empa hape a ntlafatsa khanya ea filimi. , ts'ebeliso ea filimi e nang le aluminiyamu liphuthelong tse kopaneng e pharaletse haholo. Hona joale, e sebelisoa haholo-holo liphuthelong tsa lijo tse omileng le tse ruruhileng tse kang libiskiti, hammoho le liphuthelong tsa ka ntle tsa meriana le litlolo tse ling.
PET - e tsejoang hape e le filimi ea polyester e hanelang mocheso o phahameng. E na le thepa e ntle ea 'mele, thepa ea lik'hemik'hale le botsitso ba litekanyo, ponaletso, le ho sebelisoa hape, 'me e ka sebelisoa haholo ho rekotong ea makenete, thepa e utloang khanya ea letsatsi, lisebelisoa tsa elektroniki, ho kenya mocheso oa motlakase, lifilimi tsa indasteri, mokhabiso oa liphutheloana, tšireletso ea skrine, liipone tsa mahlo Tšireletso ea bokaholimo le masimo a mang. Mohlala oa filimi ea polyester e hanelang mocheso o phahameng: FBDW (matte e ntšo e lehlakoreng le le leng) FBSW (matte e ntšo e mahlakore a mabeli) Litlhaloso tsa filimi ea polyester e hanelang mocheso o phahameng Botenya bophara ba moqolo bophara ba mantlha bophara 38μm~250μm 500~1080mm 300mm~650mm 76mm(3〞), 152mm (6〞) Hlokomela: Litlhaloso tsa bophara li ka hlahisoa ho latela litlhoko tsa 'nete. Bolelele bo tloaelehileng ba moqolo oa filimi ke 3000m kapa 6000 e lekanang le 25μm.
PE-LLD—Polyethylene e nang le Botenya bo Tlase (LLDPE), e se nang chefo, e se nang tatso, e se nang monko, e nang le likaroloana tse tšoeu tse kang lebese tse nang le boima ba 0.918 ~ 0.935g/cm3. Ha e bapisoa le LDPE, e na le mocheso o phahameng oa ho nolofatsa le mocheso o qhibilihang, 'me e na le melemo ea matla a phahameng, ho tiea hantle, ho tiea ho phahameng, ho hanyetsa mocheso le ho hanyetsa serame. E boetse e na le ho hanyetsa ho thibela khatello ea tikoloho, matla a tšusumetso le ho tšoarella. Matla a ho taboha le thepa e meng, 'me e ka hanyetsa li-acid, alkali, li-solvent tsa tlhaho, jj. 'me e sebelisoa haholo masimong a indasteri, temo, bongaka, bohloeki le litlhoko tsa letsatsi le letsatsi. Resin ea polyethylene e nang le botenya bo tlase (LLDPE), e tsejoang e le polyethylene ea moloko oa boraro, e na le matla a ho taboha, matla a ho taboha, ho hanyetsa khatello ea tikoloho, ho hanyetsa mocheso o tlase, le ho hanyetsa mocheso le ho phunya li phahametse haholo.
BOPA (NYLON) - ke khutsufatso ea Senyesemane ea filimi ea polyamide (nylon) e shebaneng le Biaxially. Filimi ea nylon e shebaneng le Biaxially (BOPA) ke thepa ea bohlokoa bakeng sa tlhahiso ea lisebelisoa tse fapaneng tsa ho paka tse kopaneng, 'me e fetohile thepa ea boraro e kholo ka ho fetisisa ea ho paka kamora lifilimi tsa BOPP le BOPET.
Filimi ea nailon (eo hape e bitsoang PA) Filimi ea nailon ke filimi e thata haholo e nang le ponaletso e ntle, e benyang hantle, e matla haholo a ho tensile le matla a ho tensile, e hanyetsa mocheso hantle, e hanyetsa serame le e hanyetsang oli. E hanyetsa hantle li-solvents tsa tlhaho, e hanyetsa ho khoholeha, e hanyetsa ho phunya, 'me e hanyetsa oksijene e bonolo haholo, empa e thibela mouoane oa metsi hantle, e monya mongobo o mongata, e kenella mongobong, e thibela mocheso o fokolang, e loketse E loketse ho paka lintho tse thata, tse kang lijo tse mafura, lihlahisoa tsa nama, lijo tse halikiloeng, lijo tse pakiloeng ka vacuum, lijo tse phehiloeng ka mouoane, jj.
Lifilimi le li-laminate tsa rona li etsa lera la ho thibela ho ruruha le sireletsang sehlahisoa sa hau tšenyong efe kapa efe ha se se se pakiloe. Mefuta e mengata ea thepa ea ho paka ho kenyeletsoa polyethylene, polyester, nylon, le tse ling tse thathamisitsoeng ka tlase li sebelisoa ho theha lera lena la laminate.
LBH
Potso ea 1: Mokhoa oa ho khetha thepa ea lijo tse hoamisitsoeng joang?
Karabo: Sephutheloana se tenyetsehang sa polasetiki se sebelisoang tšimong ea lijo tse hoamisitsoeng se arotsoe haholo-holo ka mekhahlelo e meraro: sehlopha sa pele ke mekotla ea lera le le leng, joalo ka mekotla ea PE, e nang le phello e mpe ea thibelo 'me hangata e sebelisoa bakeng sa liphutheloana tsa meroho, jj.; sehlopha sa bobeli ke mekotla ea polasetiki e tenyetsehang e kopantsoeng, joalo ka mekotla ea OPP //PE (boleng bo bobe), NYLON//PE (PA//PE e betere), jj., e na le thepa e ntle ea ho hanela mongobo, ho hanela serame, le ho hanela ho phunya; sehlopha sa boraro ke mekotla ea polasetiki e bonolo e kopantsoeng e nang le lera le lengata, e kopanyang thepa e tala le mesebetsi e fapaneng, Mohlala, PA, PE, PP, PET, jj. lia qhibilihisoa le ho ntšoa ka thoko, 'me li kopantsoe hloohong eohle ea die ka ho bopa inflation le ho pholisa. Mofuta oa bobeli o sebelisoa haholo hona joale.
Potso ea 2: Ke mofuta ofe oa thepa o molemo bakeng sa lihlahisoa tsa biscuit?
Karabo: OPP/CPP kapa OPP/VMCPP hangata e sebediswa bakeng sa dibisikiti, mme KOP/CPP kapa KOP/VMCPP di ka sebediswa bakeng sa ho boloka tatso e betere.
Potso ea 3: Ke hloka filimi e kopaneng e bonaletsang e nang le litšobotsi tse betere tsa thibelo, kahoo ke efe e nang le litšobotsi tse betere tsa thibelo, pente ea BOPP/CPP kapa PET/CPP?
Karabo: K coating e na le thepa e ntle ea thibelo, empa ponaletso ha e ntle joalo ka ea PET/CPP.
Nako ea poso: Mots'eanong-26-2023
