Our polyvinyl alcohol 2688 Flake (PVA 2688F) powder series of products is specialized.It is made from vinyl acetate through polymerization and alcoholysis. It is a white, stable and non-toxic water-soluble polymer that can quickly dissolve in water to form a stable colloid. Water is a good solvent.
Product Feature:
Partially Hydrolyzed.
Low viscosity.
Vastaavat arvosanat:
CCP BP-26
Sekisui Selvol 540 – Celanses
Tuote Parameter (Specification)
|
Kohde |
PVA 2688F |
|
Hydrolysis (mole%) |
87.0 ~ 89.0 |
|
Viskositeetti (mPa.s) |
50.0 ~ 58.0 |
|
Volatile(wt%) |
≤5.0 |
|
Tuhka (wt%) |
≤0.5 |
|
pH-arvo |
5 ~ 7 |
|
Puhtaus (%) |
≥91.5 |
|
ParticleSize |
Flake |
Varastointi: The products should be stock indoor where room temperature is 5-30℃, dry& well-ventilated place, storage by batches. Keep away from the power, prevent humid, and avoid sun exposure. It is strictly forbidden to store together with volatile chemicals to prevent adsorption deterioration.
Kuljetus: Kuljetettaessa tarvitaan puhtaita ajoneuvoja, ja niiden on kiinnitettävä huomiota kosteuden, sateen ja auringonsuojan välttämiseen. Käsittele varovasti pakkauksen vaurioitumisen estämiseksi. On ehdottomasti kiellettyä säilyttää yhdessä haihtuvien kemikaalien kanssa adsorption heikkenemisen estämiseksi.
FAQ
Q:How can we guarantee the products’ quality?
A:1.All materials must be tested refers to key specifications before unload.
2.We will store different material into different warehouse after unload.
3.We keep pa per and computer storage records.
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