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China Wholesale - Copovidone – Y&R

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China Wholesale - Copovidone – Y&R Detail:

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.

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.


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China Wholesale - Copovidone – Y&R , The product will supply to all over the world, such as: , , ,

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