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High-solids, low-VOC alkyd resin compliant with stringent global environmental regulations.
Excellent through-dry and hardness development for fast production line throughput.
Superior gloss retention and weather resistance in exterior architectural and industrial coatings.
Good compatibility with common co-resins (e.g., styrenated alkyds, acrylics) and pigment systems.
Optimized rheology for brush/roller application with minimal sag and excellent leveling.
High-performance exterior wood stains and clear finishes.
Premium decorative architectural paints for façades and trim.
Industrial maintenance coatings for metal substrates in mild-to-moderate exposure environments.
Marine topcoats for non-immersion above-waterline applications.
General-purpose protective coatings for agricultural and construction equipment.
| Chemical Type | Long-oil modified alkyd resin (soya oil-based) |
| Product Form | Liquid, solvent-borne |
| Appearance | Clear to pale yellow viscous liquid |
| Primary Applications | Exterior architectural coatings, industrial maintenance paints, wood finishes |
| Key Features | Low VOC, high solids (~65–70% w/w), fast dry, good UV stability |
| Recommended Solvent | Aromatic hydrocarbons (e.g., xylene, high-flash naphtha) |
| Storage Stability | Stable for ≥12 months at 10–30°C in sealed containers |
| Handling Precautions | Refer to Safety Data Sheet (SDS); avoid prolonged skin contact and inhalation of vapors |
Q1: What is the primary application of Novalkyd L2850-99SF in industrial coatings?
A: Novalkyd L2850-99SF is a solvent-borne, short-oil alkyd resin specifically designed for high-performance air-drying industrial maintenance and protective coatings, where excellent gloss retention, hardness development, and substrate adhesion are required.
Q2: Is this resin suitable for use in low-VOC formulations?
A: While L2850-99SF is solvent-borne and not inherently low-VOC, it can be incorporated into VOC-compliant systems when blended with reactive diluents or combined with high-solids alkyd-modified architectures—formulation strategy and solvent selection are key to meeting regional VOC targets.
Q3: How does L2850-99SF differ from conventional long-oil alkyds?
A: As a short-oil alkyd, L2850-99SF offers faster through-dry, higher crosslink density, and improved chemical resistance compared to long-oil variants—making it better suited for durable topcoats rather than flexible primers or rust-inhibitive undercoats.
Q4: Can L2850-99SF be modified or co-reacted with other resins?
A: Yes—it is commonly modified with melamine formaldehyde resins to enhance cure speed and thermal stability, or blended with acrylics and polyurethanes to balance flexibility, weatherability, and mechanical performance in hybrid systems.
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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
