Nchịkọta ngwa nke ihe nkwakọba ihe mejupụtara maka nri 丨 Ngwaahịa dị iche iche na-eji ihe dị iche iche

2. Mbibiri na Okwu Mmalite

AL - aluminom foil

BOPA (NY) ihe nkiri polyamide na-adabere na ya

BOPET (PET) ihe nkiri polyester na-adabere na ya

Ihe nkiri polypropylene dabere na BOPP biaxial

CPP ihe nkedo polypropylene ihe nkiri

EAA vinyl-acrylic plastic

EEAK ethylene-ethyl acrylate plastic

EMA vinyl-methacrylic plastic

EVAC ethylene-vinyl acetate plastik

IONOMER Ionic Copolymer

PE polyethylene (mkpokọta, nwere ike ịgụnye PE-LD, PE-LLD, PE-MLLD, PE-HD, gbanwetụrụ PE, wdg):

——PE-HD Polyethylene njupụta dị elu

--PE-LD Polyethylene njupụta dị ala

--PE-LLD linear obere njupụta polyethylene

--PE-MD ọkara njupụta polyethylene

--PE-MLLD metal akpa obere njupụta polyethylene

PO polyolefin

PT cellophane

VMCPP agụụ aluminized nkedo polypropylene

VMPET agụụ aluminiized polyester

BOPP (OPP) - ihe nkiri polypropylene na-adabere na ya, nke bụ ihe nkiri nke polypropylene mere dị ka ihe bụ isi akụrụngwa na biaxial gbatịpụrụ site na usoro ihe nkiri dị larịị. Ọ nwere ike tensile dị elu, nnukwu siri ike, na nghọta. Ọ dị mma, ezigbo gloss, arụmọrụ static dị ala, arụmọrụ obibi akwụkwọ dị mma na nchikota mkpuchi, ezigbo ikuku mmiri na ihe mgbochi, ya mere a na-eji ya na ụlọ ọrụ nkwakọ ngwaahịa dị iche iche.

PE - polyethylene. Ọ bụ resin thermoplastic enwetara site na polymerization nke ethylene. Na ụlọ ọrụ, ọ na-agụnye copolymer nke ethylene na obere ego nke α-olefins. Polyethylene enweghị isi, ọ naghị egbu egbu, ọ na-adị ka wax, nwere ezigbo nguzogide okpomọkụ dị ala (okpomọkụ kachasị arụ ọrụ nwere ike iru -100 ~ -70 Celsius C), nkwụsi ike kemịkalụ dị mma, ma nwee ike iguzogide oke acid na alkali (anaghị eguzogide oxidation). ) ọdịdị nke acid). Na-adịghị edozi na ihe mgbaze nkịtị na ọnụ ụlọ okpomọkụ, mmiri na-adịghị ala ala, mkpuchi ọkụ eletrik mara mma.

CPP-ya bụ, ihe nkiri polypropylene nke a na-atụgharị, nke a makwaara dị ka ihe nkiri polypropylene na-adịghị agbatị, nwere ike kewaa n'ime ihe nkiri CPP n'ozuzu (General CPP, GCPP maka mkpụmkpụ) na ihe nkiri CPP na-ekpuchi aluminum (Metalize CPP, MCPP maka mkpụmkpụ) ihe nkiri dịka ojiji dị iche iche. nri ọkwa CPP (Retort CPP, RCPP maka mkpụmkpụ) ihe nkiri, wdg.

VMPET - na-ezo aka polyester aluminized film. Tinyere na ihe nkiri nchebe na nkwakọ ngwaahịa akọrọ na ihe oriri dị ka biscuits na mpụta nke ụfọdụ ọgwụ na ihe ịchọ mma.

Ihe nkiri alumini nwere ma njirimara nke ihe nkiri plastik na njirimara nke ígwè. Ọrụ nke aluminum plating n'elu ihe nkiri bụ shading na igbochi ultraviolet radieshon, nke ọ bụghị nanị na-agbatị ndụ shelf nke ọdịnaya, kamakwa mma nchapụta nke ihe nkiri. , Ngwa nke ihe nkiri aluminiized na ngwugwu ihe mejupụtara dị nnọọ ukwuu. Ka ọ dị ugbu a, a na-ejikarị ya na nkwakọ ngwaahịa akọrọ na nke esiri esi nri dị ka biscuits, yana ngwungwu mpụta nke ụfọdụ ọgwụ na ihe ịchọ mma.

PET - makwaara dị ka ihe nkiri polyester na-eguzogide okpomọkụ. Ọ nwere ọmarịcha anụ ahụ, akụrụngwa kemịkalụ na nkwụsi ike akụkụ, nghọta, na nrụgharịgharị, enwere ike iji ya mee ihe na ndekọ magnetik, ihe ndị na-ahụ maka foto, elektrọnik, mkpuchi ọkụ, ihe nkiri ụlọ ọrụ, ihe ịchọ mma nkwakọ ngwaahịa, nchebe ihuenyo, enyo anya enyo mkpuchi elu na mpaghara ndị ọzọ. . Ụdị ihe nkiri polyester dị elu na-eguzogide okpomọkụ: FBDW (otu akụkụ matte ojii) FSW (matte ojii nwere akụkụ abụọ) Nkọwapụta ihe nkiri polyester dị elu na-eguzogide okpomọkụ dị elu obosara mpịakọta okirikiri isi dayameta 38μm ~ 250μm 500 ~ 1080mm 500mm ~ 650mm 76mm (3〞), 152mm (6〞) Rịba ama: Enwere ike ịmepụta nkọwapụta obosara dị ka ezigbo mkpa si dị. Ogologo akwụkwọ mpịakọta ihe nkiri na-emebu bụ 3000m ma ọ bụ 6000 dakọtara na 25μm.

PE-LLD-Linear Low Density Polyethylene (LLDPE), nke na-adịghị egbu egbu, enweghị ụtọ, ihe na-esi ísì ụtọ na-enweghị isi na njupụta nke 0.918 ~ 0.935g/cm3. E jiri ya tụnyere LDPE, ọ nwere okpomọkụ dị nro dị elu na okpomọkụ na-agbaze, ma nwee uru nke ike dị elu, ịdị mma siri ike, nnukwu siri ike, nkwụsị ọkụ, na nkwụsị oyi. Ọ nwekwara ezigbo nguzogide mgbawa nrụgide gburugburu ebe obibi, ike mmetụta, na ogologo oge. Ike akwa na ihe ndị ọzọ, nwere ike na-eguzogide acid, alkalis, organic solvents, wdg ma na-ejikarị eme ihe n'ọhịa nke ụlọ ọrụ, ọrụ ugbo, ọgwụ, ịdị ọcha na ihe ndị dị mkpa kwa ụbọchị. The linear low-density polyethylene (LLDPE) resin, nke a maara dị ka ọgbọ nke atọ polyethylene, nwere ike tensile, ike ndọka, mgbawa gburugburu ebe obibi mgbawa nguzogide, obere okpomọkụ na-eguzogide, na Okpomọkụ na nkwụsi ike na-eguzogide dị elu karịsịa.

BOPA (NYLON) - bụ ndebiri Bekee nke ihe nkiri Biaxial oriented polyamide (nylon). Ihe nkiri naịlọn Biaxial Oriented (BOPA) bụ ihe dị mkpa maka imepụta ihe dị iche iche mejupụtara ihe nkwakọ ngwaahịa, wee bụrụ ihe nkwakọ ngwaahịa nke atọ kachasị ukwuu mgbe ihe nkiri BOPP na BOPET gasịrị.

Ihe nkiri naịlọn (nke a na-akpọkwa PA) Ihe nkiri nylon bụ ihe nkiri siri ike nke nwere nghọta dị mma, ezigbo gloss, ike dị elu na ike nkwụsị, yana ezigbo ọkụ ọkụ, nkwụsị oyi na mmanu mmanu. Nguzogide dị mma na ihe mgbaze organic, nguzogide abrasion, nkwụsi ike, yana dị nro, ezigbo ikuku oxygen, mana ihe mgbochi na-adịghị mma maka ikuku mmiri, nnabata mmiri dị elu, permeability mmiri, njikwa ọkụ na-adịghị mma, dabara adaba maka nkwakọ ngwaahịa siri ike, dị ka nri greasy, ngwaahịa anụ, nri e ghere eghe, nri juru n'ọnụ, nri uzuoku, wdg.

Ihe nkiri anyị na laminates na-emepụta mkpuchi mkpuchi nke na-echekwa ngwaahịa gị ka ọ ghara imebi ihe ọ bụla mgbe ejiri ya. A na-eji ọtụtụ ụdị nkwakọ ngwaahịa gụnyere polyethylene, polyester, naịlọn, na ndị ọzọ edepụtara n'okpuru ebe a iji mepụta ihe mgbochi laminate a.