Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kuraray POVAL PVA 217 SB Polyvinyl Alcohol

KurarayPOVALPVA217SBisahigh-solubility,medium-molecular-weightpolyvinylalcoholwithexcellentfilm-formingstrengthandadhesion.ProducedbyKuraray,itbelongstothePOVALseriesoffunctionalPVAs,idealfortextilesizing,adhesives,andwater-solublemembranes.Offeringbalancedviscosityandrapidcold-waterdissolution,thisgradeensuresconsistentprocessingandreliabilityinindustrialapplications.
  • kuraray poval pva 217 sb polyvinyl alcohol_3d0e8ec1
  • kuraray poval pva 217 sb polyvinyl alcohol_3d0e8ec1

Features Of Kuraray POVAL PVA 217 SB Polyvinyl Alcohol

  1. High water solubility with rapid dissolution in cold and warm water.

  2. Excellent film-forming capability yielding strong, flexible, and transparent films.

  3. Good adhesion to polar substrates including paper, cellulose, metals, and ceramics.

  4. Low residual acetate content ensuring high hydrophilicity and biodegradability.

  5. Consistent batch-to-batch performance due to stringent GMP-aligned manufacturing control.

Typical Applications Of Kuraray POVAL PVA 217 SB Polyvinyl Alcohol

  1. Water-soluble packaging films for agrochemicals and detergent pods.

  2. Binder in ceramic green bodies and refractory casting slips.

  3. Temporary protective coating for metal surface treatment and plating processes.

  4. Thickener and stabilizer in aqueous pigment dispersions and textile printing pastes.

  5. Matrix component in pharmaceutical immediate-release tablets and oral thin films.

Specifications Of Kuraray POVAL PVA 217 SB Polyvinyl Alcohol

Chemical TypePolyvinyl alcohol (fully hydrolyzed)
Product FormFree-flowing white granules
AppearanceWhite to off-white granular solid
Saponification Degree≥ 98.0 mol%
Viscosity (4% aqueous solution at 20°C)20–23 mPa·s
Residual Acetate Content≤ 1.5 wt%
pH (1% aqueous solution)5.0–7.0
Moisture Content≤ 5.0 wt%


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