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ADD-3777 is a silicone-free additive having high molecular weight and very broad compatibility. It is designed to reduce the surface tension of various resin systems at substrate interface, which will improve substrate wetting and leveling and prevent formation of craters without stabilizing foam. The additive provides “long wave” leveling performance and increases gloss of the coating system and does not cause any inter-coat adhesion problems. It is highly effective in the transportation coatings when combined with the silicone-based additive ADD-3031. ADD-3777 is suitable for coatings and printing inks.

Functions: Defoamer, Leveling Agent, Wetting Agent

Labeling Claims: Silicone-free

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

End Uses: 2K (2 component) Coating, Clearcoat, Enamel, Epoxy Coating, Flexography Ink, Offset Ink, Screen Printing Ink, Solventborne Coating, Solventborne Ink, Varnishes

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Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Labeling Claims

Applications & Uses

Application Method
Applications & Uses

Coatings:
ADD-3777 has a very wide compatibility, which makes it extremely suitable for use in clear coatings. It improves leveling, prevents cratering and helps substrate wetting without damaging the inter-coat adhesion in multi-layer applications.
It is recommended in the following application systems:
• Stoving enamels based on alkyd, acrylic and polyester resins
• Polyurethane coatings
• Two-pack epoxy compounds
• Air-dried alkyd systems
ADD-3777 should be added at the end of the batch preparation.
0.4-2.0% on total formulation weight
Printing Inks:
ADD-3777 is recommended for free-radically and cationically mediated UV-curable printing inks and over-print varnishes.
It is also suitable for conventional alkyd-based printing inks and over-print varnishes, and for solvent-based printing inks.
ADD-3777 will be effective in flexographic, screen and offset application to difficult substrates. As it does not interfere with inter-coat adhesion, trapping or over-printing is not impaired and the product is suitable for process printing.
In over-print varnishes, ADD-3777 may be added at any stage of manufacture.
In printing inks, addition of ADD-3777 should take place after the dispersion step. In all cases care should be taken to ensure uniform distribution of the additive.
0.5-2.0% on total formulation weight

Properties

Physical Form
Appearance
Clear to slightly hazy liquid
Typical Properties
ValueUnitsTest Method / Conditions
Specific gravity at 20°C0.98g/cm3
Active Ingredients70%
CompositionSolution of an acrylate copolymer
Flashpoint25°C
Solvent(s)Xylene

Storage & Handling

STORAGE, SAFETY & HANDLING

ADD-3777 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-3777 should be handled in accordance with good industrial practice. Detailed information can be found in the Safety Data Sheet.