SELVOL 540

Selvol 540 is a white to off-white colored, partially hydrolyzed, remoistenable polyvinyl alcohol (PVOH) grade available in the form of granules.
Selvol 540 is characterized by its high degree of hydrolysis and medium viscosity, providing excellent film-forming properties, adhesion, and chemical resistance.
Selvol 540 provides high tensile strength, ease of film formation, very good adhesion to cellulosic substrates such as paper and wood and bonding characteristics.

CAS Number: 9002-89-5
EC Number: 209-183-3
Molecular Formula: (C₂H₄O)n

Synonyms: Polyvinyl Alcohol, PVA, Poly(ethenol), Hydrolyzed Polyvinyl Acetate, PVOH, Vinyl Alcohol Polymer, Polyvinyl Alcohol Resin, PVA Resin, Water-Soluble PVA, PVA 88% Hydrolyzed, Medium Viscosity PVA, Industrial Polyvinyl Alcohol, PVA Binder, Film-Forming Polymer, Synthetic Polyol Polymer, Water-Soluble Polymer

Selvol 540 is a high-quality polyvinyl alcohol (PVA) resin, designed for use in a wide range of industrial and formulation applications.
Selvol 540 is characterized by its high degree of hydrolysis and medium viscosity, providing excellent film-forming properties, adhesion, and chemical resistance.

Selvol 540 is widely used in adhesives, coatings, textiles, and paper processing due to its strong binding capability and compatibility with aqueous systems.
Selvol 540 is a partially hydrolyzed polyvinyl alcohol with a degree of hydrolysis of 87-89%.

Selvol 540 has a VOC content of less than 5%.
Selvol 540 is most commonly used in adhesive production applications.

Selvol 540 is partially hydrolyzed polyvinyl alcohol resin.
Selvol 540 is used as the major component in adhesives.

Selvol 540 provides high tensile strength, ease of film formation, very good adhesion to cellulosic substrates such as paper and wood and bonding characteristics.
Selvol 540 shows resistance to greases, petroleum hydrocarbons and animal or vegetable oils, and to organic solvents.

Selvol 540 offers penetration into wood and development of fiber tear.
Selvol 540 gives strength, heat resistance and good adhesion to wood and paper

Selvol 540 is a partially hydrolyzed polyvinyl alcohol resin.
Selvol 540 is used as a binder for ink jet coatings utilizing silica pigments.

Selvol 540 provides very good binding strength and improved ink jet print quality.
Selvol 540 creates a fairly viscous coating at relatively low solids.

Selvol 540 is a white to off-white colored, partially hydrolyzed, remoistenable polyvinyl alcohol (PVOH) grade available in the form of granules.
Selvol 540 is manufactured from vinyl acetate monomer (VAM) via a multistep process.

Selvol 540 exhibits good mold release, high tensile strength, excellent bonding characteristics, and ease of film formation.
Selvol 540 offers improved adhesion to hydrophobic surfaces, solubility in hot water, and excellent stability to sunlight.

Selvol 540 provides resistance to greases, petroleum hydrocarbons, animal and vegetable oils, and various organic solvents.
Selvol 540 is suitable for textile applications such as spun yarn sizing and finishing processes.

Selvol 540 is used in adhesive applications including polymerization, envelope, label, bookbinding, and padding adhesives.
Selvol 540 is applied in paper and packaging applications such as carton and case sealing, as well as creping and grease-resistant papers.

Selvol 540 is designed for use in building materials including cement and plaster additives, peelable caulks, and other specialty applications.
Selvol 540 is recommended for strippable coatings, fragrance encapsulants, films, molded products, PVC suspension aids, nonwovens and ceramics.

Uses of Selvol 540:
Selvol 540 is used in adhesive formulations such as wood glues, paper bonding, and packaging adhesives to provide strong binding and film-forming properties.
Selvol 540 is applied in paper coatings to improve surface smoothness, printability, and ink holdout.

Selvol 540 is utilized in textile sizing and finishing processes to enhance fiber strength, flexibility, and weaving efficiency.
Selvol 540 is used in coatings and films to provide barrier properties, mechanical strength, and flexibility.

Selvol 540 is incorporated into construction materials such as mortars and plasters to improve workability and adhesion.
Selvol 540 is also used in water-based formulations where a reliable, water-soluble polymer binder is required.

Benefits of Selvol 540:
Selvol 540 provides excellent film-forming properties, creating strong, uniform, and flexible films.
Selvol 540 delivers high adhesion to porous substrates such as paper, wood, and textiles.

Selvol 540 improves mechanical strength and durability of coatings and adhesive systems.
Selvol 540 is water-soluble, enabling easy processing and formulation in aqueous systems.

Selvol 540 enhances surface smoothness and printability in paper and coating applications.
Selvol 540 offers good chemical resistance, contributing to long-lasting performance.
Selvol 540 supports formulation stability and consistency across various industrial applications.

Stability and Reactivity of Selvol 540:

Chemical stability:
Selvol 540 is chemically stable under normal conditions of use, handling, and storage.

Reactivity:
Selvol 540 shows low reactivity.
Does not undergo hazardous reactions under normal conditions.

Conditions to avoid:
Excessive heat.
Moisture.
Dust formation.

Incompatible materials:
Strong oxidizing agents.

Hazardous decomposition products:
Thermal decomposition may produce carbon oxides (CO, CO₂).

Handling and Storage of Selvol 540:

Handling:
Handle in accordance with good industrial hygiene practices.
Avoid generating dust.
Avoid inhalation.

Storage:
Store in a cool, dry, and well-ventilated area.
Keep containers tightly closed.

Storage conditions:
Protect from moisture.
Protect from humidity.

Packaging materials:
Use original or moisture-resistant containers.

Shelf life:
Long shelf life when stored properly in dry conditions.

First Aid Measures of Selvol 540:

Inhalation:
Remove to fresh air.
Seek medical attention if irritation persists.

Skin contact:
Wash with soap and water.

Eye contact:
Rinse cautiously with water for several minutes.

Ingestion:
Rinse mouth.
Seek medical advice if large quantities are ingested.

Most important symptoms:
Mechanical irritation due to dust exposure.

Firefighting Measures of Selvol 540:

Suitable extinguishing media:
Water spray.
Foam.
Dry chemical powder.
Carbon dioxide (CO₂).

Specific hazards:
Combustible dust.
May form explosive dust-air mixtures under certain conditions.

Protective equipment for firefighters:
Use self-contained breathing apparatus.
Wear protective clothing.

Special precautions:
Avoid dust clouds.
Avoid inhalation of combustion gases.

Accidental Release Measures of Selvol 540:

Personal precautions:
Avoid breathing dust.
Ensure adequate ventilation.

Environmental precautions:
Prevent large amounts from entering drains or waterways.

Methods for cleanup:
Sweep or vacuum using dust-minimizing methods.
Collect for disposal.

Exposure Controls / Personal Protection of Selvol 540:

Occupational exposure limits:
Not specifically established.

Engineering controls:
General ventilation is recommended.

Respiratory protection:
Use dust mask if airborne particles are generated.

Hand protection:
Use protective gloves for prolonged contact.

Eye protection:
Use safety goggles.

Skin protection:
Wear standard protective clothing.

Hygiene measures:
Wash hands after handling.
Avoid eating or drinking in work areas.

Identifiers of Selvol 540:
IUPAC Name: Poly(ethenol)
CAS Number: 9002-89-5
EC Number: 209-183-3
Molecular Formula: (C₂H₄O)n
Molecular Weight: Variable
Chemical Class: Synthetic polymer
Structure Type: Linear polymer derived from hydrolyzed polyvinyl acetate
Origin: Synthetic

Properties of Selvol 540:
Appearance: White to off-white powder or granules
Odor: Odorless
Hydrolysis Degree: 88.00 ± 1.00%
Viscosity (4% solution): 50.00 ± 5.00 cP
pH (4% solution): 5.50 ± 1.00
Density: ~1.19–1.31 g/cm³
Solubility: Soluble in hot water; partially soluble in cold water
Moisture / Volatiles: Max. 5.00%
Methanol Content: Max. 0.90%
Ash Content: Max. 0.50% (as Na₂O)

Specifications of Selvol 540:
Hydrolysis, mole%: 88.00 ± 1.00
4% Solution Viscosity, cP: 50.00 ± 5.00
Total Volatiles, wt%: Max. 5.00
Total Organic Volatiles, wt%: Max. 1.00
Methanol, wt%: Max. 0.90
Ash - ISE, wt%: Max. 0.50
4% Solution pH: 5.50 ± 1.00