Polypropylene CAS 9003-07-0
Polypropylene nthawi zambiri imakhala yolimba pang'ono, yopanda fungo, yopanda kukoma, yopanda poizoni, yokhala ndi kuchuluka kwa 0.90-0.91, zomwe zimapangitsa kuti ikhale mtundu wopepuka kwambiri wa pulasitiki womwe umagwiritsidwa ntchito nthawi zambiri. Chifukwa cha kapangidwe kake kabwinobwino, imakhala ndi malo osungunuka mpaka 167 ℃ ndipo imapirira kutentha. Kutentha kwake kogwiritsidwa ntchito nthawi zonse kumatha kufika 110-120 ℃, ndipo siiwonongeka pa 150 ℃ chifukwa cha mphamvu yakunja; Kukana dzimbiri komanso magwiridwe antchito abwino amagetsi oteteza.
| Chinthu | Kufotokozera |
| Malo otentha | 120-132 °C |
| Kuchulukana | 0.9 g/mL pa 25 °C (lit.) |
| Malo osungiramo zinthu | -20°C |
| pophulikira | >470 |
| Kusinthasintha kwa mpweya | n20/D 1.49(lit.) |
| MW | 354.56708 |
Polypropylene ingagwiritsidwe ntchito popanga mapaipi amadzi ozizira ndi otentha komanso zolumikizira zoperekera madzi ndi madzi otuluka. Ili ndi mphamvu zambiri, kukana kugwedezeka, komanso kukana chinyezi ndi kutentha kwambiri. Polypropylene imagwiritsidwa ntchito popanga zinthu zokongoletsera monga mabampala agalimoto, mapanelo a zida, malo otenthetsera, zingwe zotsutsana ndi kukangana, mabokosi a batri, ndi mapanelo a zitseko.
Kawirikawiri amanyamula mu 25kg/ng'oma, ndipo amathanso kupangidwa mwamakonda.
Polypropylene CAS 9003-07-0
Polypropylene CAS 9003-07-0
