Pharmaceutical Grade VP/VA Copolymers - Shanghai WellTone Material Technology Co., Ltd

Pharmaceutical Grade VP/VA Copolymers

Product Name:Copvodione

Chemical Description:

Vinylpyrrolidone with Vinyl Acetate Copolymer,PVP/VA 64 Powder

INCI/CTFA:VP/VA Copolymer

Pharmacopeia Name:Copovidone(Copovidonum)

CAS NO.:25086-89-9

021-60821021

Structural formula

Product Properties

Applications

specifications

Structural formula

Product Properties

Properties: White or creamy white,free-flowing power with characteristic smell,hygroscopic.Good solubility in water,alcohol and other organic solvents.

Applications

Applications:In view of it’s excellent adhesiveness ,film hard and other properties,Copovidone mainly used as water-soluble binder and dry binder in wet/direct granulation processes,also it can be used as film forming materials.Properties: White or creamy white,free-flowing power with characteristic smell,hygroscopic.Good solubility in water,alcohol and other organic solvents.

specifications

Appearance	White to creamy white,free-flowing powder
K Value(Labled K value at 30)	27-32.4
Aldehyde	500 ppm max.
Peroxide	400 ppm max.
Hydrazine	1 ppm max.
Monomers(Residue VP+Residue VA)	0.1% max.
Impurity A(2-Pyrrolidone)	0.5% max.
Heavy Metals	20 ppm max.
Moisture	5.0% max.
Sulphated Ash	0.1% max.
VA content	35.3-42% max.
Nitrogen	7.0-8.0 %