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Polyvinyl Alcohol (PVA)
Textile Chemistry

Polyvinyl Alcohol (PVA)

Formula: (C₂H₄O)ₙ GOST/CAS: ГОСТ 10779-78 / CAS 9002-89-5

Polyvinyl Alcohol (PVA) is a water-soluble synthetic polymer produced in the form of a white or slightly yellowish powder or granules. Due to its unique adhesive properties, high tensile strength, and resistance to oils and greases, it is an indispensable component in the production of adhesives, packaging materials, and textiles. The product is fully biodegradable and non-toxic.

Applications

Textile Industry: Used for warp sizing in fabrics, providing yarn strength and protection against mechanical damage during weaving.
Packaging Production: Creation of water-soluble films and barrier layers resistant to oxygen and aromatic substances.
Construction Chemistry: Used as an additive in cement and gypsum mixtures to improve adhesion, plasticity, and water retention.
Printing & Adhesives: A primary component in the production of stationery glues (PVA), labeling adhesives, and industrial emulsions.
Cosmetics Industry: Utilized as a thickener and film-forming agent in face masks and various skincare products.

Key Advantages

High Adhesion: Excellent bonding capability for various surfaces, including porous materials like paper and wood.
Eco-Friendly: Fully biodegradable, environmentally safe, and does not emit harmful vapors.
Chemical Resistance: Highly resistant to most oils, fats, and organic solvents.
Film-Forming Ability: Forms strong, transparent, and flexible films with high barrier properties.

Storage & Transportation

  • Store in original packaging within dry, enclosed warehouse facilities with adequate ventilation.
  • Keep away from direct sunlight and moisture to prevent product caking or clumping.
  • Transportation is permitted by all modes of transport in compliance with general cargo regulations (not classified as a dangerous good).
  • The use of standard Personal Protective Equipment (dust mask, gloves) is recommended when handling the powder form.

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Technical Specifications

Degree of Hydrolysis 80–99% (grade dependent)
Viscosity (4% aqueous solution) 5–60 mPa·s
Appearance White or yellowish powder/granules
Solubility Soluble in water, insoluble in organic solvents

Supply info

  • Polypropylene bags with PE liners — 20 kg / 25 kg.
  • Flexible Intermediate Bulk Containers (Big-bags) — 500 kg / 1000 kg.

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