HDPE

Hnub Friday, 25 Peb Hlis 2016 by
HDPE muaj SPI resin ID code 2

High-density polyethylene (HDPE) los yog polyethylene high-density (PEHD) yog polyethylene thermoplastic ua los ntawm roj av. Qee zaum nws hu ua "alkathene" lossis "polythene" thaum siv rau cov kav dej. Nrog lub zog loj-rau-qhov sib piv tsis sib xws, HDPE yog siv rau hauv cov hwj yas, cov kav dej tsis xeb, geomembranes, thiab cov yas ntoo. HDPE feem ntau ua dua tshiab, thiab muaj tus lej "2" raws li nws cov khoom qhia txog kev ntxaws ntxig (yav tas los hu ua lub cim rov ua dua tshiab).

Tus tsiaj

Hnub Friday, 25 Peb Hlis 2016 by
Sailcloth feem ntau yog tsim los ntawm PET fibers tseem hu ua polyester lossis hauv qab hom npe Dacron; cov yeeb yuj lub teeb yuag sib dhos feem ntau yog ua los ntawm nylon

Polyethylene terephthalate (qee zaum sau poly (ethylene terephthalate)), feem ntau muaj cov tsiaj ntawv PET, PETE, lossis tsis siv lawm PETP lossis PET-P, yog cov feem ntau thermoplastic polymer cob ntawm polyester tsev neeg thiab yog siv hauv cov fibers rau khaub ncaws, ntim rau dej thiab cov khoom noj, thermoforming rau kev tsim khoom, thiab muaj kev sib xyaw nrog cov iav fiber ntau rau kev tsim kho ub no.

pev

Hnub Friday, 25 Peb Hlis 2016 by
Hloov terephthalic acid (txoj cai) nrog isophthalic acid (nruab nrab) tsim lub kink hauv PET saw, cuam tshuam nrog crystallization thiab txo qis polymer lub melting point

Ntxiv rau cov ntshiab (homopolymer) PET, PET hloov kho los ntawm copolymerization tseem muaj.

PP

Hnub Friday, 25 Peb Hlis 2016 by
Polypropylene

Polypropylene (PP), tseem hu ua polypropene, yog cov thermoplastic polymer siv nyob rau hauv ntau cov ntawv thov suav nrog kev ntim khoom thiab daim ntawv lo, cov ntaub ntawv (piv txwv li, cov hlua, thermal ris tsho hauv qab thiab cov ntaub pua plag), ntawv sau, cov yas thiab rov ntim dua ntawm ntau hom, kuaj cov khoom siv, tshuab nrov, tshuab tsheb, thiab cov txhab nyiaj txiag polymer. Ib qho ntxiv polymer ua los ntawm cov monomer propylene, nws muaj xeb thiab tsis zoo rau ntau cov kuab tshuaj, cov hauv paus thiab cov kua qaub.

SAUM TOJ KAWG NKAUS

Tsis nco qab KOJ cov ntsiab lus?