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PVP-K HOMOPOLYMER SERIES
Polyvinylpyrrolidone
 
STRUCTURAL FORMULA
Formula:(C6H9NO)n
 
CTFA NOMENCLATURE: PVP
CAS NO.: 9003-39-8
CHARACTERS:
In the form of powder or an aqueous solution.
Able to form stiff, transparent and bright film.
Soluble in water and most organic solvents.
Compatible with most inorganic salts and many resins.
Complexable with other compounds with hydrogen bond.
Inert physiologically.
 
SPECIFICATIONS:
  PVP K17 PVP K25 PVP K30 PVP K90
Appearance White or yellowish powder Clear liquid
K Value 15-20 22-28 27-33 90-103
Monomers ≤0.2% ≤0.2% ≤0.2% ≤0.2%
Moisture ≤5.0% ≤5.0% ≤5.0% 80±1%
Ash content ≤0.02% ≤0.02% ≤0.02% ≤0.02%
Solid content ≥95% ≥95% ≥95% 20±1%
pH of 10% solution 3.0-7.0 3.0-7.0 3.0-7.0 7.0-10.5
 
APPLICATIONS:
√   Film-formers, thickeners, lubricants, and binders in hair-setting lotions
√   Detoxifiers and detergents in shampoos and toothpastes.
√   Dispersants in hair colors
√   Lubricants in skin care products.
√   Anti-redeposition and anti-dye transfer agents in laundry detergents
√   Stabilizers for suspensions, dispersions and emulsions.
√   Protective colloids and polymerization stabilizers in synthetic resins.
√   Protective colloids and dispersants in paints and coatings.
√   Viscosity adjustors in printing inks and writing inks.
√   Auxiliaries in paper coating and strengthening.
√   Stabilizers in carbon black ink or paints.
√   Coatings and dispersants for pigments.
√   Thickeners and adhesives in glue sticks and pick-up adhesives.
√   Binders for ceramic compounds and all types of tablets for non-pharmaceutical applications.
√   Smoothing agents in glass fibers sizing.
 
PACKING:
25kgs fiber drum (powder)
150kgs or 1000kgs plastic drum(liquid)
 
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