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ADD-3236 is a silicone surface additive with defoaming properties to improve the surface properties of coatings, with particular emphasis upon leveling, it increases surface slip and thus improves scratch and mar- resistance. ADD-3236 is a heat resistant due to the alkyl-modification, which shows no thermal decomposition at high temperatures in baking systems such as coil coatings (up to 280°C for 15 minutes).

Chemical Family: Silicones

End Uses: Coil Coating, Enamel, Epoxy Coating, Lacquers, Radiation Curable Coating

Compatible Polymers & Resins: Acrylics, Alkyds, Epoxies (EP), Polyesters, Polyurethanes (PU)

Labeling Claims: Solvent-free

Features: Abrasion Resistance, Anti-Orange Peel Effect, Heat Resistance

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Identification & Functionality

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Labeling Claims

Applications & Uses

Compatible Substrates & Surfaces
Applications & Uses

Coatings:
ADD-3236 is an alkyl-modified polysiloxane, soluble in aliphatic and aromatic hydrocarbons, esters and ketones, insoluble in water.
ADD-3236 improves the general surface characteristics and in particular the following advantages are gained:
• Improved leveling and surface smoothness
• Increased slip and mar-resistance
• Orange-peel effect and cratering are prevented
• The formation of Bénard cells (anti-floating effect) is avoided
• Improved overspray acceptance
• Acts as a defoamer and de-aeration aid
ADD-3236 is especially recommended for non-aqueous coatings. The alkyl-modification makes it act as a defoamer and slip agent.
It is highly recommended in the following applications:
• Stoving enamels based on alkyd-, acrylic- or polyester resins
• Acid cured- or polyurethane- wood finishes particularly when applied by curtain coating
• Self-leveling epoxy flooring compounds
• UV-curable paper lacquers
• Air-dried alkyd systems
It should be added during the final thinning. For ease of handling, dilute to 10% in aromatics or mineral spirits.
0.05-0.5% on total formulation weight

Properties

Physical Form
Appearance
Transparent liquid
Typical Properties
ValueUnitsTest Method / Conditions
Specific gravity at 20°C0.95g/cm3
Active Ingredientsmin. 98%
CompositionSolvent-free modified polysiloxane
Flashpoint51°C

Storage & Handling

STORAGE, SAFETY & HANDLING

ADD-3236 should be stored in a cool dry place. When kept in an original unopened container, it will keep up to 5 years from the date of manufacture. ADD-3236 should be handled in accordance with good industrial practice. Detailed information can be found in the Safety Data Sheet.