Overview
PVOH 823G is a medium-molecular-weight polyvinyl alcohol (PVOH). A high-quality PVA raw material suitable for water-soluble film applications, it is suitable for packaging, detergents, and industrial applications.
General properties
PVOH 823G is a partially alcoholized medium molecular weight polyvinyl alcohol, a high quality product with ultra-high purity and ultra-low ash content.
Applications
823G can be used in adhesives, cosmetics, emulsion polymerization, oil well cementing, paper industry, etc.
Especially suitable for the inkjet industry.
Possible applications: Coatings industry, photosensitive coatings, plant protective covers, PVA sponges, strippable protective coatings.
Package
Packed in 25 kg paper bags。
Storage
PVOH 823G should be stored away from moisture and open flame.
PVOH 823G should be used up within 12 months of delivery. It can still be used after storage for 12 months or more, but it is recommended to test before use.
PVOH 823G aqueous solution may become moldy or contaminated by bacteria if it is stored in high temperature and high humidity for a long time.
Technical Data
| Appearance | Nearly white spherical particle |
| Solid content(min)w/w% |
98.5
|
|
Alcoholysis (mole%)
|
85.0±2.5
|
| Viscosity @20℃, 4% aqueous solution |
23.0±1.5
|
| PH |
5.0-7.0
|
| Ash content (Na2O) max% |
≤0.2
|
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IPv6 network supported