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High molecular weight methyl methacrylate-based copolymer offering excellent clarity and UV stability.
Low solution viscosity in common organic solvents, enabling easy handling and high-solids formulation.
Superior hardness and abrasion resistance after film formation, ideal for demanding protective coatings.
Excellent adhesion to diverse substrates including metals, plastics, and primed surfaces.
Good thermal stability and low yellowing tendency during processing and service life.
Automotive clearcoats and OEM topcoats requiring high gloss and durability.
Industrial maintenance coatings for machinery, signage, and architectural metal components.
Plastic coatings for ABS, polycarbonate, and other engineering thermoplastics.
High-performance coil coatings for pre-finished metal building products.
Specialty inks and overprint varnishes where clarity and chemical resistance are critical.
| Chemical Type | Methyl methacrylate / ethyl acrylate copolymer |
| Product Form | Free-flowing white granules |
| Appearance | White, free-flowing granular solid |
| Primary Applications | High-solids solventborne coatings, clearcoats, plastic coatings |
| Key Features | High hardness, excellent clarity, good solubility in esters and ketones |
| Benefits | Reduced VOC potential, fast drying, superior film integrity |
| Solubility | Readily soluble in methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), and ethyl acetate |
| Storage Stability | Stable under dry, cool conditions; shelf life ≥24 months in original unopened packaging |
Q1: What is the primary function of Elvacite 4104 in coating formulations?
A: Elvacite 4104 is a solution-grade methyl methacrylate-based acrylic resin designed to serve as a film-forming binder and rheology modifier in solvent-borne industrial coatings, including metal decorating, coil coatings, and specialty graphic inks. It contributes clarity, gloss, hardness, and excellent solvent release during drying.
Q2: Which solvents are commonly used to dissolve Elvacite 4104?
A: Elvacite 4104 exhibits good solubility in typical organic solvents such as toluene, xylene, ethyl acetate, methyl ethyl ketone (MEK), and acetone. Solvent selection should consider evaporation rate, compatibility with other formulation components, and regulatory requirements for VOC content.
Q3: How does Elvacite 4104 compare to other Elvacite resins in terms of molecular weight and solution viscosity?
A: Elvacite 4104 is formulated to deliver a medium molecular weight profile, resulting in balanced solution viscosity and film performance. Compared to lower-MW grades like Elvacite 2010, it offers higher melt viscosity and improved toughness; relative to higher-MW types such as Elvacite 2508, it provides easier handling and faster solvent release in high-solids systems.
Q4: Is Elvacite 4104 suitable for food-contact coating applications?
A: Elvacite 4104 is not pre-qualified for direct food-contact use. Its suitability for such applications depends on full formulation compliance with applicable regional regulations and must be validated through migration testing and regulatory review by the end-user or qualified regulatory consultant.
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