PVA 1799 / Polyvinyl Alcohol 1799
Zofunika: PVA 1799 / Polyvinyl Alcohol 1799
CAS #:9002-89-5
Fomula: C2H4O
Structural Formula:
Ntchito: Monga utomoni wosungunuka, gawo lalikulu la kupanga filimu ya PVA, mawonekedwe omangirira, amagwiritsidwa ntchito kwambiri muzovala zamkati, zomatira, zomangamanga, zopanga mapepala, utoto ndi zokutira, mafilimu ndi mafakitale ena.
Zofotokozera
| Kanthu | Standard |
| Maonekedwe | 12 mesh (woyera kapena wopepuka wachikasu ufa) |
| Viscosity (mpa.s) | 22.0-30.0 |
| Hydrolysis (mol%) | 97.0-99.0 |
| Zosintha (%) | ≤4.5 |
| Sodium Acetate (%) | ≤1.5 |
| Phulusa (%) | ≤0.5 |
| Chiyero ( %) | ≥94.0 |
| Ph (mtengo) | 5-7 |
Lembani uthenga wanu apa ndikutumiza kwa ife