KURARAY POVAL™
POVAL™ / KURARAY POVAL™
KURARAY POVAL™
Innovating and promoting sustainability in India with unmatched strength and adaptability.
About KURARAY POVAL™
KURARAY POVAL™, a brand developed by Kuraray, represents polyvinyl alcohol (PVOH) manufactured globally. PVOH is known for its physical and chemical attributes, including its ability to dissolve in water, form superior films, and exhibit high tensile strength and elasticity. It demonstrates resistance to organic solvents and notable dispersing capabilities.
With over 70 years of experience and application expertise, we can tailor the properties of our polymers to customer’s specifications.
Industries Used
KURARAY POVAL™ has a broad spectrum of applications across various industries. It is used in sectors like paper, adhesives, textiles, and construction, it also finds use in ceramics, packaging, and electronics.
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Applications
Abrasives
Adhesive
Building materials
Ceramics
Protective colloid in emulsion polymerization
Food packaging
Paper
PVC production and compounding
Textiles
Thermoplastic processing
Oil field cementing
Key Characteristics
- Excellent Film Formation: KURARAY POVAL™ is renowned for its superb film-forming capabilities. It can create thin, consistent layers or coatings, crucial in applications like packaging or providing protective coatings in various industries.
- High Bonding Power: The material is characterized by its strong adhesive qualities, enabling it to bond surfaces together effectively. The high bonding power is vital in applications such as adhesives and certain manufacturing processes where secure attachment is required.
- Good Barrier Properties: KURARAY POVAL™ is an effective barrier, protecting products from external factors like oxygen and gases. It makes Poval™ valuable in packaging, ensuring the longevity and quality of the enclosed product.
- Water-Soluble: KURARAY POVAL™ dissolves in water which makes it suitable for applications like adhesives, coatings and sizing.
- Biodegradable and Recyclable: The material is environment friendly, biodegradable under certain conditions and biocompatible.
Standard grades and properties
Type | Grade | Volatile matter % | Hydrolysis mol% | Viscosity (4%, 20ºC) mPa·s |
Fully hydrolyzed | 3-98 | 5.0 or lower | 98.0～99.0 | 3.2～3.8 |
5-98 | 5.0 or lower | 98.0～99.0 | 5.2～6.0 | |
28-98 | 5.0 or lower | 98.0～99.0 | 25.0～31.0 | |
60-98 | 5.0 or lower | 98.0～99.0 | 54.0～66.0 | |
Medium hydrolyzed | 27-96 | 5.0 or lower | 95.5～96.5 | 24.0～30.0 |
Partially hydrolyzed (Degree of hydrolysis: 88) | 3-88 | 5.0 or lower | 87.0～89.0 | 3.2～3.6 |
5-88 | 5.0 or lower | 86.5～89.0 | 4.6～5.4 | |
22-88 | 5.0 or lower | 87.0～89.0 | 20.5～24.5 | |
44-88 | 5.0 or lower | 87.0～89.0 | 40.0～48.0 | |
95-88 | 5.0 or lower | 87.0～89.0 | 80.0～110.0 | |
Partially hydrolyzed (Degree of hydrolysis: 80) | 48-80 | 5.0 or lower | 78.5～80.5 | 45.0～51.0 |
Partially hydrolyzed (L grade) | L-10 | 5.0 or lower | 71.5～73.5 | 5.0～7.0 |
KURARAY POVAL™ LV GRADE
KURARAY POVAL™ LV-grades offer a specialized, safe, and biodegradable polymer for India’s cosmetics and personal care industry. Produced under strict GMP conditions, it ensures low methanol content and versatility across skincare, haircare, and color cosmetics due to its nonionic nature. Explore its wide-ranging applications and benefits in Kuraray’s detailed brochure.
KURARAY POVAL™ GRADE K
KURARAY POVAL™ K introduces carboxylated polymers, providing exceptional solubility in water and a strong affinity for hydrophobic substances. The polymer enhances various industries by improving paper quality, textile strength, and adhesive properties. Learn more about its unique features and applications in Kuraray’s detailed brochure.
KURARAY POVAL™ GRADE R
KURARAY POVAL™ R presents a new category of polyvinyl alcohols, featuring silanol groups for unparalleled adhesion to inorganic materials like glass and metal. It excels in providing exceptional bonding in metal and glass coatings, enhancing water resistance in specialty papers, and producing high-gloss finishes. Explore its innovative applications and characteristics in Kuraray’s detailed brochure.
KURARAY POVAL™ GRADE KX
KURARAY POVAL™ KX Grade by Kuraray is a high-molecular-weight PVOH designed for achieving high-viscosity emulsions with minimal dosage. It is versatile, enhancing performance in the production of PVAc emulsions and as a rheology modifier in various sectors like paint and adhesive. Discover its unique properties and applications in Kuraray’s detailed brochure.
KURARAY POVAL™ GRADE FA
Poval FA Grade from Kuraray brings a biocompatible and biodegradable PVOH to the Indian food industry, adhering to GMP standards and ISO-14851 compliance. It serves various applications, from food and feed additives to fruit coatings, improving quality and safety. Learn more about its applications and advantages in Kuraray’s detailed brochure.
POVAL PVC L
KURARAY POVAL™ L brings a fresh approach to polyvinyl alcohol (PVA) technology with low hydrolysis and standout solubility. Designed for industries prioritising top-notch viscosity and solubility, it acts as a protective colloid in PVC suspension polymerisation, ensuring even and high-quality PVC.
POVAL PVC LM
KURARAY POVAL™ LM, a groundbreaking development in polyvinyl alcohols, is known for its low hydrolysis and unique cold water suspension formation, making it vital for PVC manufacturers. With properties like a low glass transition temperature due to high acetate content, it’s a top pick for producing excellent PVC. KURARAY POVAL™ LM dissolves in organic solvent blends, redefining what polyvinyl alcohol can do.
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