Complaint
Copovidone
Product Description:
Copovidone with 60/40 ration of N-Vinylpyrrolidone to Vinyl Acetate,soluble in most organic solvents.Which exists in powder,Copovidone forms hard,water-removable and glossy films,it has excellent compatibility with many plasticizers and modifiers. Good solubility in water,alcohol and other organic solvents.
Product Pictures:
Key Technical Parameters:
| Appearance | White or yellowish-white powder or flakes,hygroscopic |
| Viscosity(Express as K Value) | 25.20~30.24 |
| Solubility | Freely soluble in water,in alcohol and in methylene chloride |
| Identifications | A.Infrared Absorption |
| B.A red colour appears | |
| C.A violet colour appears | |
| Peroxides(Expressed as H2O2) | 400 ppm max. |
| Hydrazine | 1 ppm max. |
| Monomers(VP+VA) | 0.1% max. |
| Impurity A(2-Pyrrolidone) | 0.5% max. |
| Heavy Metals(as Pb) | 20 ppm max. |
| Loss on Drying | 5.0% max. |
| Sulphated Ash | 0.1% max. |
| Ethenyl Acetate Content | 35.3~42.0% max. |
| Nitrogen Content | 7.0~8.0 % |
Applications:
Copovidone mainly used as water-soluble binder and dry binder in wet/direct granulation processes,also it can be used as film forming materials.
*Water soluble tablet binder,suitable for wet or dry granulation/direct compression processes.
*Film Former:permeable film coating for tablet and sugar coatings to protect against splitting,decrease moisture sensitivity and provide good film adhesion.
Company Overview:
