VP/VA64 Copolymer, Copovidone VA64
Copovidone VA64
Product Description
Product Name:VP/VA64 Copolymer, Copovidone VA64
Chemical Description:Vinylpyrrolidone with Vinyl Acetate Copolymer
INCI/CTFA:VP/VA Copolymer
CAS NO.:25086-89-9
Formula structure:
Properties:
1.White or creamy white,free-flowing power with characteristic smell,hygroscopic.Good solubility in water,alcohol and other organic solvents.
2.Different proportion of Vinylpyrrolidone to vinylacetate can be offered in powder, alcohol solution and aqueous solution products.
3.The aqueous solution product may be varied from transparent to cloudy and its clarity depends on the proportion of Vinylpyrrolidone to vinylacetate. Usually the vpva64 is manufactured into powder.
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 % |
Applications:
1.Cosmetic Industry. VP/VA Copolymers are the excellent choice as film forming agent and hair-styling agent,which are
suitable for fourmulations which used as film forming and viscosity modification,especially in hair styling products, such as Hair Gels,Aerosol gas sprays,Wet look sprays.
2.Pharmaceutical Industry: In view of it’s excellent adhesiveness ,film hard and other properties,Copovidone mainly used as
watersoluble binder and dry binder in wet/direct granulation processes,also it can be used as film forming
materials.
Packing & Storage
1,Packed with 20kg fiber drum;
2,Should be stored in a dry and good ventilation indoor place. Avoid exposure to sun and rain.