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High water solubility with rapid dissolution in cold to warm water.
Excellent film-forming capability and strong adhesion to polar substrates.
Good compatibility with starch, cellulose derivatives, and many synthetic polymers.
Controlled hydrolysis degree (87–89 mol%) ensures balanced solubility and film strength.
Low residual acetyl content enhances biodegradability and reduces odor.
Water-soluble packaging films for agrochemicals and detergent pods.
Binder in ceramic and refractory green bodies for improved dry strength.
Thickener and stabilizer in aqueous pigment dispersions and inkjet inks.
Temporary protective coating for metal surfaces during machining or storage.
Matrix polymer in electrospun nanofibers for filtration and biomedical scaffolds.
| Chemical Type | Polyvinyl alcohol (partially hydrolyzed) |
| Product Form | Free-flowing white granular powder |
| Appearance | White to off-white granules |
| Hydrolysis Degree | 87–89 mol% |
| Viscosity (4% aqueous solution, 20°C) | 12.5–14.5 mPa·s |
| sPVA Grade Designation | Kuraray POVAL® PVA 613 |
| Residual Acetate Content | 11–13 mol% |
| pH (1% aqueous solution) | 5.5–7.0 |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
