ACURE™ 550-105

ACURE™ 550-105 is a type of tetra-functional polyester acrylate, specifically, a certified ditrimethylolpropane tetraacrylate. It serves as the main Acceptor in ACURE chemistry, offering good overall coating properties without the risk of skin sensitization. Here's a detailed breakdown of its specifications, technical features, application, storage, handling, precautions, and shelf life:

Specifications:

• Viscosity Brookfield: 500 - 700 cP
• Acid value (as such): Max. 0.1 mg KOH/g
• Colour APHA (Lico): Max. 100 APHA
• Water content (Karl Fischer): Max. 0.1%

Typical Properties:

• Equivalent weight (C=C): 116 g/Eq
• Density: 1.01 kg/dm³
• Flash point: > 250°C

Technical Features:

• ACURE 550-105 is characterized by light color, low irritancy, excellent overall properties, and excellent durability.
• Formulations containing ACURE 550-105 exhibit high cross-link density, good gloss, excellent early hardness development, and good chemical and mechanical resistance.

Application:

• Particularly suited for marine, protective, industrial, wood, and flooring applications.

Storage and Handling:

• Avoid exposure to high temperature conditions, direct sunlight, ignition sources, oxidizing agents, alkalis, or acids.
• Store in stainless steel, amber glass, amber polyethylene, or baked phenolic lined containers.
• Avoid procedures that remove or displace oxygen from the material.
• Use dry air to displace material removed from the container.
• Keep the container tightly closed and use with adequate ventilation.
• Refer to the Safety Data Sheet (SDS) for recommended storage temperature range.

Precautions:

• Before use, consult the Safety Data Sheet (SDS) for information on identified hazards, recommended personal protective equipment, and procedures.

Shelf Life:

• Standard shelf life is 730 days from the date of manufacturing but may be extended based on retesting by allnex Quality Control.

In summary, ACURE™ 550-105 is a versatile tetra-functional polyester acrylate suitable for various coating applications, offering excellent properties and durability. Proper storage, handling, and precautions are necessary to ensure its effectiveness and safety.