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Excellent clarity and UV stability for long-term optical performance.
High molecular weight providing superior mechanical strength and surface hardness.
Solvent-soluble in common organic solvents including esters, ketones, and aromatic hydrocarbons.
Consistent batch-to-batch reproducibility meeting stringent industrial quality standards.
Low yellowness index (YI) ensuring exceptional color fidelity in transparent applications.
High-gloss automotive clearcoats and specialty OEM coatings.
Architectural and decorative cast acrylic sheets requiring optical purity.
Industrial maintenance coatings for corrosion-resistant finishes.
Printing inks for flexible packaging and premium label applications.
Adhesives and sealants requiring transparency and weather resistance.
| Chemical Type | Methyl methacrylate homopolymer |
| Product Form | White to off-white free-flowing granules |
| Appearance | Transparent, colorless when dissolved or cast |
| Primary Applications | Coatings, inks, adhesives, cast acrylics |
| Key Features | High clarity, UV resistance, solvent solubility |
| Benefits | Enhanced durability, gloss retention, formulation flexibility |
| Solubility | Soluble in methyl ethyl ketone, acetone, toluene, xylene |
| Storage Condition | Store in cool, dry place away from direct sunlight |
Q1: What is the primary function of Elvacite 2021 in coating and ink formulations?
A: Elvacite 2021 is a solution-grade methyl methacrylate-based acrylic resin designed to provide excellent clarity, gloss, hardness, and solvent release in nitrocellulose- and acrylic-based coatings and printing inks. It enhances film formation, improves mar resistance, and contributes to balanced drying characteristics without excessive tackiness.
Q2: Which solvents are commonly used to dissolve Elvacite 2021?
A: Elvacite 2021 exhibits good solubility in common organic solvents such as ethyl acetate, acetone, methyl ethyl ketone (MEK), toluene, and xylene. It is generally incompatible with aliphatic hydrocarbons and water. Solvent selection should consider formulation requirements, VOC constraints, and compatibility with other resins or additives.
Q3: Can Elvacite 2021 be blended with other resins, and what are typical compatibility considerations?
A: Yes, Elvacite 2021 is frequently blended with nitrocellulose, alkyds, polyurethanes, and other acrylic resins to tailor performance attributes such as flexibility, chemical resistance, and drying speed. Compatibility should be verified empirically through clear solution tests and stability evaluation under storage conditions, as phase separation may occur with highly polar or non-polar systems.
Q4: Is Elvacite 2021 suitable for use in food-contact coatings?
A: Elvacite 2021 is not pre-approved for direct food-contact applications. Its suitability depends on full regulatory assessment by the formulator, including compliance with applicable regional food-contact regulations and thorough migration testing of the final cured film. Customers intending food-contact use must conduct their own due diligence and obtain appropriate regulatory confirmation.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
