PVA 1799 / Polyvinyl Alcohol 1799
Mea kūʻai: PVA 1799 / Polyvinyl Alcohol 1799
CAS#:9002-89-5
Kumu:C2H4O
ʻO ke kumu hoʻohālike:
Hoʻohana: Ma ke ʻano he resin soluble, ke kuleana nui o ka hana kiʻiʻoniʻoni PVA, ka hopena hoʻopaʻa ʻana, hoʻohana nui ʻia i ka pulp textile, adhesives, kūkulu ʻana, nā mea hoʻonaninani pepa, nā pena a me nā uhi, nā kiʻiʻoniʻoni a me nā ʻoihana ʻē aʻe.
Nā kikoʻī
| 'ikamu | Kūlana |
| Ka nana aku | 12 mesh (keʻokeʻo a i ʻole ka pauka melemele māmā) |
| Viscosity ( mpa.s ) | 22.0-30.0 |
| Hydrolysis (mol%) | 97.0-99.0 |
| Hiki ke lele (%) | ≤4.5 |
| Sodium Acetate (%) | ≤1.5 |
| Lehu ( %) | ≤0.5 |
| Maʻemaʻe ( %) | ≥94.0 |
| Ph ( waiwai ) | 5-7 |
E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou