Pvp_K Homopolymer Series

Description

PVP_K Homopolymer Series Chemical Nomenclature: Homopolymer of Vinylpyrrolidone CTFA Nomenclature: Polyvinypyrrolidone(Abbreviated to PVP) Physical properties: Exists as white or milky white powder, and colorless or slight yellow transparent liquid. It can dissolve in water, alcohol, isopropanlol or chloroform, not in acetone or diethyl ether, polymers having molecular weight under ****0 can excreted by the human kidney. Specification Technical grade Items K Value Vinylpyrrolidone % Moisture% Solid% pH Sulfate Ash% K*2 (liquid) ****3 <0.2 **- *0*1 **9 <0.1 K*5 (liquid) ****8 <0.2 **- *0*1 **9 <0.1 K*7(powder) ****9 <0.2 <5.0 >*5 **7 <0.1 K*5(powder) ****8 <0.2 <5.0 >*5 **7 <0.1 K*0 (liquid) ****5 <0.1 **- *0*1 **7 <0.1 K*0(powder) ****5 <0.1 <5.0 >*5 **7 <0.1 K*0 (liquid) ****2 <0.2 **- *0*1 **9 <0.1 K*0 (liquid) ****6 <0.2 **- *0*1 **7 <0.1 K*0 (liquid) *****0 <0.2 **- *0*1 **9 <0.1 K**0(liquid) ******5 <0.2 **- *5*1 **9 <0.1 Application Pharmaceutical: Povidone K*0 is a new and excellent pharmaceutical excipient. It is mainly used as binder for tablet and pellet, dissolving assistant for injection, flow assistant for capsule, dispersant for liquid medicine and pigment, stabilizer for enzyme and heat sensitive drug, coprecipitant for poorly soluble drug, lubricator and antitoxical assistant for eye drug, PVP has been used as excipients more than one hundred drugs. Other Utility: * Suspensant, disperser and emulsifier * Paint and coating * Plastics and resin * Adhesive * Glass fiber * Film * Ink * TV tube * Detergent * Tabletting *Textile dying and printing