PVA 1799 / Polyvinyl cawv 1799
Khoom Muag: PVA 1799 / Polyvinyl Cawv 1799
CAS Nr .: 9002-89-5
Cov roj formula: C2H4O
Cov qauv qauv:
Kev Siv: Raws li cov khoom siv soluble, lub luag haujlwm tseem ceeb ntawm PVA zaj duab xis-txhim kho, kev sib txuas ua haujlwm, nws yog dav siv hauv textile pulp, adhesives, kev tsim kho, daim ntawv sizing tus neeg sawv cev, xim thiab txheej, zaj duab xis thiab lwm yam lag luam.
Specifications
| Yam khoom | Txuj |
| Qhov tshwm sim | 12 mesh (dawb los yog lub teeb daj hmoov) |
| Viscosity (mpa.s) | 22.0-30.0 Nws |
| Hydrolysis (mol%) | 97.0-99.0 Nws |
| Volatile (%) | ≤4.5 |
| Sodium Acetate (%) | ≤1.5 |
| Qhov hnyav (%) | ≤0.5 |
| Purity (%) | ≥94.0 |
| Ph (tus nqi) | 5-7 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb