Polyester kwakwalwan kwamfuta CZ-302
Nau'in
"JADE" Brand, Copolyester.
Bayani
"JADE" Brand Copolyester "CZ-302" kwalban sa polyester kwakwalwan kwamfuta siffofi da low nauyi karfe abun ciki, low abun ciki na acetaldehyde, mai kyau launi darajar, barga danko. acetaldehyde yayin tabbatar da aminci da tsafta, yana iya kiyaye ɗanɗanon ruwa mai tsafta, ruwan ma'adinai da ruwa mai tsafta yadda ya kamata.
Aikace-aikace
Sun dace da yin kwalabe na kwalabe don ruwa mai tsabta, ruwan ma'adinai na halitta, ruwa mai narkewa, ruwan sha, kwantena masu dandano da kwantena, kwalban kayan shafa da kayan kwalliyar PET.
Yanayin sarrafawa na yau da kullun
Bushewa ya zama dole kafin aikin narkewa don hana guduro daga hydrolysis. Yanayin bushewa na yau da kullun shine zafin iska na 160-180 ° C, lokacin zama na sa'o'i 4-6, zafin raɓa a ƙasa -40 ℃. Yawan zafin jiki na ganga kusan 275-293 ° C.
| A'a. | KYAUTATA ABUBUWA | UNIT | INDEX | HANYAR GWADA |
| 01 | Dangantaka na ciki (Ciniki na Ƙasashen waje) | dL/g | 0.850 ± 0.02 | GB17931 |
| 02 | Abun ciki na acetaldehyde | ppm | ≤1 | Gas chromatography |
| 03 | Ƙimar launi L | - | ≥82 | Hunter Lab |
| 04 | Ƙimar launi b | - | ≤1 | Hunter Lab |
| 05 | Karshen ƙungiyar Carboxyl | mmol/kg | ≤30 | Photometric titration |
| 06 | Wurin narkewa | °C | 243 ±2 | DSC |
| 07 | Abun ciki na ruwa | wt% | ≤0.2 | Hanyar nauyi |
| 08 | Kurar foda | PPm | ≤100 | Hanyar nauyi |
| 09 | Wt. na 100 chips | g | 1,55±0.10 | Hanyar nauyi |
