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High water solubility with rapid dissolution in cold and warm water.
Excellent film-forming capability yielding transparent, flexible, and abrasion-resistant coatings.
Good adhesion to polar substrates including paper, wood, metal, and PET films.
Low residual acetaldehyde content, meeting stringent safety requirements for packaging and food-contact applications.
Controlled hydrolysis degree (~87–89 mol%) providing balanced water resistance and biodegradability.
Water-soluble packaging films for agrochemicals, detergents, and industrial concentrates.
Binder in water-based coatings and architectural paints for improved scrub resistance.
Reinforcing agent in paper sizing and surface coating formulations.
Thickener and stabilizer in textile printing pastes and pigment dispersions.
Matrix component in pharmaceutical tablet binders and controlled-release dosage forms.
| Chemical Type | Polyvinyl alcohol (partially hydrolyzed) |
| Product Form | White granular powder |
| Appearance | Free-flowing, odorless white granules |
| Hydrolysis Degree (mol%) | 87–89 |
| Viscosity (4% aqueous solution at 20°C) | 3.5–4.5 mPa·s |
| sPVA (Saponification Value) | 160–170 mg KOH/g |
| pH (1% aqueous solution) | 5.0–7.0 |
| Residual Acetate Content (wt%) | ≤12.0 |
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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
