Tsebo ea motheo ea filimi ea polasetiki

Mantsoeng a THE NATIONAL PACKAGING GENERAL (GB4122-83), tlhaloso ea sephutheloana se tenyetsehang ke: sephutheloana se tenyetsehang se bolela sephutheloana se ka fetolang sebopeho sa setshelo ka mor'a ho tlatsa kapa ho tlosa lintho tse ka hare. Mefuta eohle ea mekotla, mabokose, lisete le lienfelopo tse entsoeng ka pampiri, foil ea aluminium, faeba, filimi ea polasetiki le metsoako ea tsona ke sephutheloana se tenyetsehang. Ka kakaretso, polasetiki ea lakane e nang le botenya ba ka tlase ho 0.25mm e bitsoa lifilimi. Filimi ea polasetiki e bonaletsang, e tenyetseha, e na le khanyetso e ntle ea metsi, khanyetso ea mongobo le khanyetso ea moea, matla a matle a mechini, thepa e tsitsitseng ea lik'hemik'hale, khanyetso ea oli, mongolo o motle o hatisoang habonolo, mokotla oa tiiso o ka futhumatsang. E ka fihlela litlhoko tsa sephutheloana tsa mefuta eohle ea lintho, e sebelisoa ho paketeng ea lijo tse bonolo ho li boloka, lijo tse bonolo ho li beha, litlhoko tsa letsatsi le letsatsi, thepa e nyane ea sephutheloana sa supermarket thepa e ntle. Guangdong Danqing Printing Co., Ltd e na le boiphihlelo ba lilemo tse 30 tlhahisong ea liphutheloana tse tenyetsehang, haholo-holo e hlahisa mokotla oa spout, mokotla oa zipper o emang, filimi ea roll ea polasetiki le tse ling; E fana ka khatiso e ntle, e ka hatisa ho fihlela mebala e 13.

Ho hatisa liphutheloana tse tenyetsehang ho latela filimi ea polasetiki ho bapala karolo ea bohlokoa khatisong ea liphutheloana. Ho ea ka lipalo-palo, ho tloha ka 1980, liphutheloana tsa polasetiki linaheng tse ling tse tsoetseng pele lefatšeng li etsa 32.5% ~ 44% ea khatiso eohle ea liphutheloana.

Ka kakaretso, hobane thepa e le 'ngoe ea filimi ha e loketse tšireletso ea kahare, kahoo mefuta e fetang e 'meli ea lifilimi e sebelisoa ho kopanya lera la filimi e kopaneng, ho fihlela litlhoko tsa polokelo ea lijo, theknoloji ea ho paka ea aseptic. Khetho ea thepa ea kantle ea filimi e kopaneng ha e bonolo ho e ngoapa, ho e roala, ts'ebetso e ntle ea optical, ts'ebetso e ntle ea khatiso ea thepa, joalo ka: pampiri, cellophane, polypropylene e tenyetsehang, polyester, jj.; Lera le bohareng ke polymer e thibelang, joalo ka: foil ea aluminium, aluminium e phehiloeng ka mouoane, polyvinyl diazene, thepa ea kahare ea motlakase ea polyvinyl diazene hangata e khethoa e se nang chefo, polyethylene e se nang tatso le resin e 'ngoe ea thermoplastic.