Vinylpyrrolidone/ vinylacetate copolymers cas 25086-89-9 PVP/VA Copolymer
--Vinylpyrrolidone/vinylacetate copolymers (PVP/VA)
■ Nhamba yeCAS 25086-89-9
■ Zita reINCIPVP/VA Copolymer
■ Fomura yeMolecular uye yeStructural (C)6H9Kwete)n(C)4H6ZVINO2)m
■ Hunhu
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--Inonyungudika mumvura uye mune zvakawanda zvinonyungudutsa zve organic;
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| Zvinhu | K-kukosha | Yakasimba,% | Mvura,% | pH | VP+VAC,% |
| PVP /VA64, Upfu | 26-34 | ≥95 | ≤5 | 4-7 | ≤0.1 |
| PVP /VA64 E | 30-36 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA64 W | 26-34 | 48-52 | Inenge makumi mashanu | 5-7 | ≤0.1 |
| PVP /VA55 I | 22-28 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA55 E | 30-36 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA37 E | 28-36 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA37 I | 25-31 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA73 E | 28-38 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA73 W | 24-32 | 48-52 | Inenge makumi mashanu | 5-7 | ≤0.1 |
