Cobalt‑Free Manganese Complex Primary Drier Solvent Alkyd Clear and Pigmented
Cobalt‑Free Manganese Complex Primary Drier is cobalt‑free manganese‑complex modified primary drier exclusively for solvent‑borne alkyd. Without cobalt ingredient, it relies on manganese complex catalytic structure to trigger oxidative cross‑linking reaction. It works efficiently for clear varnish as well as various pigmented alkyd paints. This primary drier needs to be compounded with matched auxiliary driers to balance surface drying and through‑curing performance. It is widely used for enviro
Product Overview
Cobalt‑Free Manganese Complex Primary Drier belongs to cobalt‑free complex‑type primary drier developed for solvent‑borne alkyd coatings. Traditional cobalt‑based driers are facing stricter environmental‑related regulatory restrictions. This product adopts specially modified manganese complex structure to replace cobalt active catalytic center, achieving oxidative curing capacity for solvent‑borne alkyd resins. It shows excellent compatibility with both clear varnish systems and diverse pigment‑loaded alkyd formulas. As primary drier, it must cooperate with auxiliary driers to further improve through‑curing, film hardness and anti‑skinning property. It dissolves well in aliphatic and aromatic hydrocarbon solvents, maintains stable storage performance and consistent batch‑to‑batch quality.
Key Features
‑ Cobalt‑free manganese complex primary drier, eco‑friendly substitute for cobalt‑containing driers ‑ Designed for solvent‑borne alkyd, suitable for both clear varnish and pigmented paint systems ‑ Reliable oxidative surface‑drying catalytic activity without cobalt component ‑ Good compatibility with various pigments, no obvious adverse pigment interaction ‑ Can be compounded with auxiliary driers to optimize overall curing profile ‑ Excellent solubility in mineral spirits, xylene and common coating hydrocarbon solvents ‑ Adaptable for decorative varnish and industrial pigmented alkyd enamels ‑ Reliable batch‑to‑batch consistency for mass‑production of clear and pigmented solvent alkyd paints
Technical Specifications
‑ Product Name: Cobalt‑Free Manganese Complex Primary Drier ‑ Active Component: Manganese complex ‑ Appearance: Brown‑amber transparent liquid ‑ Solubility: Soluble in aliphatic, aromatic hydrocarbon solvents and solvent‑borne alkyd resins, insoluble in water ‑ Density: 0.92‑0.98 g/cm³ @25℃ ‑ Viscosity: Low‑viscosity liquid ‑ Flash Point: ≥60℃ ‑ Moisture: ≤0.2%
Application Scenarios
‑ Solvent‑borne clear alkyd varnish coating systems ‑ Various pigmented decorative and industrial alkyd paints ‑ Long‑oil and medium‑oil solvent‑borne alkyd resin formulations ‑ Cobalt‑free solvent alkyd projects covering varnish and colored paint ‑ Primary drier component cooperating with auxiliary driers for complete curing system
Usage Recommendation
‑ Typical dosage: 0.20%‑0.60% calculated on total paint weight ‑ Add under low‑speed mixing during pigment letdown stage ‑ Do not add during high‑temperature resin synthesis procedure ‑ Must cooperate with suitable auxiliary driers to improve through‑curing and film mechanical performance ‑ Carry out compatibility test with different pigments before formal application ‑ Excessive dosage may bring slight color deviation risk; complete full‑set laboratory assessment before mass‑scale production
Package & Storage
‑ Standard package: 25kg / 200kg metal drum ‑ Store in cool, dry and well‑ventilated warehouse, keep away from heat source and direct sunlight ‑ Tightly seal container after opening to prevent solvent volatilization and performance deterioration ‑ Shelf life: 12 months under proper storage conditions
Safety Notes
‑ Combustible liquid, keep away from all ignition sources. ‑ Avoid skin contact and eye splash. Wear chemical‑resistant gloves and safety goggles during handling. ‑ Avoid inhalation of vapor and mist, ensure effective local ventilation. ‑ Refer to SDS for full guidance on handling, transportation and emergency disposal.
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Shenzhen Jishengya Technology Co., Ltd. is located in Shenzhen, a special economic zone, and is a comprehensive technology enterprise integrating independent R&D, production and sales.
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