Bisco Porcelain Etchant 4% HF Gel

Description

Bisco’s Porcelain Etchant 4% Hydrofluoric Acid (HF) Gel is a high-performance dental material designed to enhance the bond strength between porcelain surfaces and resin cement. This gel, formulated with 4% buffered hydrofluoric acid, microscopically roughens feldspathic porcelain and glass ceramics, creating a larger surface area for bonding. By doing so, it significantly improves the mechanical retention between the porcelain and adhesive, resulting in a durable and long-lasting bond. The gel consistency ensures precise control and easy application, making it ideal for sensitive procedures. It is primarily used for etching porcelain restorations prior to cementation and for the repair of fractured porcelain restorations. The product mimics the effect of sandblasting but offers a more controlled and effective process. Safety is a priority when using hydrofluoric acid, and Bisco’s Porcelain Etchant is specially buffered to minimize risks when handled according to the instructions. Dentists should use proper protective equipment, such as gloves and goggles, to avoid direct contact with the acid. The product is easy to rinse and compatible with silane coupling agents, making it an essential tool for reliable and strong porcelain bonding in restorative dentistry.

Key Features

• 4% Hydrofluoric Acid: Provides effective etching of porcelain surfaces, increasing surface roughness for improved bonding.
• Gel Consistency: Offers precise control and application, minimizing the risk of over-etching or spreading to unintended areas.
• Enhanced Bonding: Improves mechanical retention by microscopically roughening the porcelain, leading to stronger adhesive bonds with resin cements.
• Quick Etching Time: Typically 60–90 seconds is enough for optimal surface preparation.
• Versatility: Suitable for a wide range of porcelain restorations, including crowns, veneers, inlays, onlays, and repair of fractured restorations.
• Easy Rinsing: Rinses off easily with water, ensuring a clean surface ready for bonding.
• Controlled Application Tips: Comes with applicator tips for accurate placement, especially in delicate or hard-to-reach areas.
• Safe Handling Packaging: Packaged in syringes for easy dispensing and safe handling.

Specifications

• Active Ingredient: Hydrofluoric Acid (HF) at 4% concentration
• Form: Gel
• Viscosity: Controlled for precise application
• PH Stabilization: Buffering agents are included to minimize acidity
• Color: Typically includes coloring agents for visibility
• Storage Temperature: Room temperature (20°C/68°F – 25°C/72°F)
• Application: Designed for etching porcelain surfaces to enhance bonding with resin cements

Packaging

• 1 x Porcelain Etchant 4% HF Gel (Syringe 5ml)

Directions for Use

Preparation:

• Ensure that the work area is clean and well-ventilated.
• Wear appropriate protective gear, including gloves and eye protection.
• Prepare the porcelain surface by cleaning it thoroughly to remove any debris, stains, or contaminants.

Application:

• Dispense a small amount of the 4% HF Gel onto a clean mixing pad or directly onto the porcelain surface using the provided applicator tip.
• Apply a thin, even layer of the gel to the porcelain surface that needs to be etched.
• Ensure that the gel covers the entire area to be bonded. Avoid spreading the gel beyond the intended area.

Etching Time:

• Allow the gel to remain on the porcelain surface for 60–90 seconds. Refer to the product’s specific instructions for the recommended etching time.
• Do not exceed the recommended etching time to avoid over-etching or potential damage to the porcelain.

Rinsing:

• Thoroughly rinse the etched surface with water to remove all traces of the gel.
• Use a strong water stream or air-water syringe to ensure complete removal of the gel.

Drying:

• Gently dry the porcelain surface with air or a clean, dry cloth.

Post-Etching:

• Apply a silane coupling agent to the etched porcelain if recommended, according to the manufacturer’s instructions.
• Proceed with the bonding process using the appropriate resin cement.

Cleanup:

• Dispose of any used materials and clean the work area.
• Store the remaining gel in a cool, dry place, following the manufacturer’s storage recommendations.

Additional Information

Country of Origin: USA

Manufacturer:
BISCO, Inc.
1100 W. Irving Park Rd., Schaumburg, IL 60193, USA

Packer:
BISCO, Inc.
1100 W. Irving Park Rd., Schaumburg, IL 60193, USA

Warranty & Service

• Warranty is not applicable for this product.