Semi-Dull (SD) Polyester Chips
Khoom Taw Qhia
Semi dull polyester chips yog tsim los ua cov terylene filament & terylene staple fiber thiab lwm yam.
Hom semi dull chips no muaj cov yam ntxwv ntawm meek tonality, uniform particle loj, tsawg impurity thiab ruaj khov viscosity.Rau kev siv cov txheej txheem tshwj xeeb daim ntawv qhia thiab cov tshuab tsim khoom, kev faib tawm ntawm cov nti lub cev hnyav yog qhov tseem ceeb.Yog li cov chips tshwj xeeb tshaj yog siv los tsim cov nplua denier filament nrog cov cuab yeej ua tau zoo ntxiv, chromaticity kev ua tau zoo, siab tus nqi ntawm cov khoom kawg, tsawg dua ntawm fiber ntau tawg.
Technical index
Ttem | Chav tsev | Index | Kev sim | |
Intrinsic Viscosity | dL/g | 0.645 ± 0.012 | GB/T 14190 | |
Melting point | °C | > 258 | GB/T 14190 | |
Xim tus nqi | L | — | > 75 | GB/T 14190 |
b | Ib | 4 ± 2 | GB/T 14190 | |
Carboxyl kawg pawg | mmol/kg | <30 | GB/T 14190 | |
DEG cov ntsiab lus | wt% | 1.2 ± 0.1 | GB/T 14190 | |
Cov ntsiab lus dej | wt% | <0.4 | GB/T 14190 | |
Hmoov plua plav | ppm ua | <100 | GB/T 14190 | |
Agglomerate particle | pc / mg | <1.0 | GB/T 14190 |