office adhesives k90 pvp
1. pvp k90 can make office adhesives 2. pvp k90 glue stick.
PVP is diffluent in water, alcohol, amine and halohydrocarbon
it is not dissolved in acetone and aether etc..
It has good solubility, biocompatibility, and physiologically inert, film-forming character, colloid protect ability and compound ability to many organic or inorganic compounds.
It is also steady to acid, salt and heat, so it is widely used.
Technical Grade PVP-K90
| Items | k-90(aq.) |
| K value | 90-103 |
| N-vinylpyrrolidone% | ≤0.2 |
| Water% Water% | ---- |
| Residue on ignition% | ≤0.1 |
| PH value(5%water solution) | 5-9 |
| Solid content% | 20±1 |
office adhesives k90 pvp
