Selvol™ E 325

Category: PVOH , Polyvinyl Alcohol
Manufacturer: Sekisui Chemical Company, Ltd.
Trademark: Selvol™
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: KLXTF1_Selvol-E-325.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
Wechat: WECHAT
Message
SELVOL™ E 325 is a medium viscosity fully hydrolysed polyvinyl alcohol which finds applications principally in the Adhesives, Paper and Textile industries.
Adhesives: Water resistant / board laminating, winding, sealing.
Paper: Surface sizing ; Pigment coating ; Release paper ; Thermal paper ; Antigrease treatment.
Textiles: Cotton yarn sizing ; Spun yarn sizing / Rayon ; Finishing ; Non wovens.
Others: Ceramics binder and coating ; Temporary binder / powders ; PVB production ; Water soluble films
General Information
Features
  • Medium Viscosity
Uses
  • Adhesives
  • Textile Applications
Agency Ratings
  • BfR Food Contact, Unspecified Rating
  • FDA Unspecified Rating
Appearance
  • Off-White
  • White
Forms
  • Granules
PhysicalNominal ValueUnitTest Method
Density 1.27 to 1.31g/cm³
Ash Content - Expressed as Sodium Oxide < 1.2wt%Internal Method
pH - Of a 4% aqueous solution 15.0 to 7.0Internal Method
Viscosity - Of a 4% aqueous solution at 20ºC 228 to 32mPa·sBrookfield
VOC Content < 1.0wt%Internal Method
OpticalNominal Value
Refractive Index - nD^20°C 1.5200 to 1.5500
Additional InformationNominal ValueUnitTest Method
Degree of Hydrolysis 98.0 to 98.8mol%Internal Method
Light Stability Excellent
Methanol Content < 0.9wt%Internal Method
Volatiles < 5.0wt%Internal Method
ThermalNominal ValueUnit
Glass Transition Temperature 85.0°C
Melting Temperature 230°C
CLTE - Flow (0 to 45°C)7.0E-5 to 1.0E-4cm/cm/°C
Specific Heat 1650 to 1670J/kg/°C
Thermal Conductivity 2.0W/m/K
ElectricalNominal ValueUnit
Volume Resistivity 3.1E+7 to 3.8E+7ohms·cm
Note Message
1 .International Reference: ISO 976
2 .International Reference: ISO 2555
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