Hangzhou Rainbow Import & Export Co., Ltd. is one of the leading manufacturers and suppliers of PVP/VA 64 Copovidone in China. With abundant experience, we warmly welcome you to buy customized PVP/VA 64 Copovidone from our factory. If you have any enquiry about free sample, please feel free to email us.

(C₆H₉NO)n(C₄H₆O₂)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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