(C₆H₉NO)n(C₄H₆02)m
Mw=(111.1)n×(86.1)m
Drug name: Copovidone, copolyvidone
Chemical name: Vinylpyrrolidone/ Vinylacetate copolymer
CTFA/INCI: VP/VA copolymer
CAS NO.:[25086-89-9]
Description: Copolymer of vinyl pyrrolidone (VP) and vinyl acetate (VA)
Packaging: 20KG or 25KG cardboard drum or PP drum
Characteristics
- White or very light yellow free-flowing powder
- With characteristic odor
- Powder is hygroscopic
- Soluble in water, ethanol and other organic solvents
Specification
| K Value | 25.2-30.8 | Aldehyde | ≤500 ppm |
| NVP | ≤0.1 % | H202 | ≤400 ppm |
| As Pb | ≤20 ppm | Hydrazine | ≤1 ppm |
| Loss on Drying | ≤5.0 % | Nitrogen | 7.0-8.0 % |
| VAc | 35.3-42.0 % | Sulfated Ashes | ≤0.1 % |
Application
●High-efficiency tablet dry binder
Very suitable for: wet granulation-tablet pressing, dry granulation-tablet pressing, direct tablet pressing
●Excellent particle binder
Suitable for: granule production for hard capsules
●New coating agent (sugar coating, film coating, etc.)
It has less hygroscopicity, greater elasticity and less viscosity, and has better performance when used in combination with cellulose derivatives.
Product Packaging
20KG, 45KG fiberboard drum
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