Product Description
PVA BP 26, or Polyvinyl Alcohol, is a synthetic polymer that is water-soluble and biodegradable. It is produced through the hydrolysis of polyvinyl acetate and is known for its excellent film-forming, emulsifying, and adhesive properties. PVA BP 26 is widely used in various industries due to its versatility, non-toxic nature, and ability to form strong bonds with different substrates. This product is particularly valued in applications where water solubility and film-forming capabilities are essential.
Uses
PVA BP 26 has a broad range of applications across multiple industries, including:
- Adhesives: Used in the formulation of water-based adhesives for paper, wood, and textiles.
- Textiles: Employed as a sizing agent in the textile industry to improve the strength and durability of fabrics.
- Paper Coatings: Utilized in the production of coatings for paper products to enhance their barrier properties and printability.
- Construction: Acts as a binder in cement and mortar formulations, improving adhesion and flexibility.
- Cosmetics: Incorporated in personal care products for its film-forming properties, providing a smooth texture.
- Food Packaging: Used in biodegradable films for food packaging applications, contributing to sustainability efforts.
Technical Data
Here is a detailed technical data table for PVA BP 26:
| Property | Value |
|---|---|
| Chemical Name | Polyvinyl Alcohol |
| Appearance | White to off-white powder |
| Molecular Weight | 31,000 – 50,000 g/mol |
| Degree of Hydrolysis | 85% – 90% |
| Viscosity (1% solution) | 20 – 30 mPa·s |
| Solubility | Soluble in water |
| pH | 4.5 – 6.5 |
| Glass Transition Temperature | 60 – 80 °C |
| Melting Point | 230 – 240 °C |
| Density | 1.19 – 1.22 g/cm³ |
| Biodegradability | Yes |
| Storage Conditions | Cool, dry place; avoid moisture |
Summary
PVA BP 26 is a highly versatile polymer with a wide range of applications in various industries. Its unique properties, such as water solubility, film-forming ability, and biodegradability, make it an ideal choice for environmentally friendly products. Whether used in adhesives, textiles, or food packaging, PVA BP 26 continues to be a valuable material in modern manufacturing processes.