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High-gloss, durable film formation for superior surface aesthetics.
Excellent UV resistance and long-term color stability under outdoor exposure.
Good compatibility with common solvent-based coating systems and crosslinkers.
Low VOC formulation supporting compliance with stringent environmental regulations.
Consistent batch-to-batch reproducibility for reliable manufacturing performance.
Automotive OEM topcoats and clearcoats.
Industrial maintenance coatings for metal substrates.
Architectural high-performance exterior wall coatings.
Plastic coatings requiring adhesion and flexibility.
Can coatings for beverage and food containers.
| Chemical Type | Solution-grade acrylic copolymer |
| Product Form | Liquid resin in aromatic hydrocarbon solvent |
| Appearance | Clear, pale yellow liquid |
| Solids Content (wt%) | 50 ± 2% |
| Acid Value (mg KOH/g) | 8–12 |
| Viscosity (mPa·s, 25°C, 60% solids in xylene) | 3,500–4,500 |
| Weight Average Molecular Weight (Mw) | ~45,000 |
| Primary Applications | High-gloss decorative and protective coatings |
Q1: What is the primary functional role of LR-7524 in coating and ink formulations?
A: LR-7524 is a specialty acrylic resin designed primarily as a rheology modifier and film-forming aid. It enhances viscosity control, improves pigment suspension stability, and contributes to smooth film formation with good leveling and reduced sagging in solvent-based and high-solids systems.
Q2: Is LR-7524 compatible with common industrial solvents and other resin types?
A: Yes, LR-7524 exhibits broad compatibility with aromatic and aliphatic hydrocarbons, ketones, esters, and glycol ethers. It is also generally compatible with alkyds, polyurethanes, epoxy resins, and other acrylics—though compatibility testing under specific formulation conditions is recommended prior to full-scale use.
Q3: How does LR-7524 perform under elevated temperature or UV exposure during curing or service life?
A: As an acrylic-based polymer, LR-7524 offers inherent resistance to UV-induced degradation and maintains structural integrity at typical baking temperatures up to 160°C. Its thermal stability supports use in low-bake and ambient-cure applications without significant yellowing or viscosity drift.
Q4: What are the recommended handling and storage conditions for LR-7524?
A: Store LR-7524 in tightly sealed containers in a cool, dry, well-ventilated area away from direct sunlight and ignition sources. Avoid prolonged exposure to moisture or freezing temperatures. For optimal performance, use within 12 months of receipt and maintain consistent temperature control during handling to prevent viscosity variation.
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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
