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Highly selective cobalt-based catalyst optimized for low-temperature Fischer–Tropsch synthesis.
Enhanced thermal and structural stability under prolonged syngas exposure.
Controlled particle size distribution ensuring uniform bed performance in fixed-bed reactors.
Low methane selectivity, favoring C₅⁺ hydrocarbon chain growth.
Pre-reduced formulation enabling rapid activation and reduced start-up time.
Gas-to-liquids (GTL) production from natural gas-derived syngas.
Coal-to-liquids (CTL) upgrading in modular Fischer–Tropsch plants.
Biomass-to-liquids (BTL) synthesis using renewable syngas feedstocks.
On-site diesel-range hydrocarbon synthesis for remote or stranded gas utilization.
Specialty wax and lubricant base oil production via tailored FT product distribution.
| Chemical Type | Cobalt-based Fischer–Tropsch catalyst with promoted alumina support |
| Product Form | Extruded cylindrical pellets (1.8–2.2 mm diameter, 3–5 mm length) |
| Appearance | Gray-black free-flowing granular solid |
| Primary Applications | Low-temperature Fischer–Tropsch synthesis (200–240 °C) |
| Key Features | Pre-reduced, sulfur-tolerant formulation with potassium and ruthenium promoters |
| Benefits | Extended catalyst lifetime (>12,000 hours), high C₅⁺ selectivity (>85 wt%), low deactivation rate |
| Storage Condition | Sealed container under inert atmosphere; avoid moisture and air exposure |
| Packaging | 25 kg aluminum-lined steel drums or 500 kg ISO containers |
Q1: What is the primary function of Valirex Co D60 in polymer processing?
A: Valirex Co D60 is a cobalt-based oxidation catalyst designed to promote controlled crosslinking and curing in unsaturated polyester resins and vinyl ester systems, particularly in ambient- or low-temperature cure applications such as gel coats, laminating resins, and pultrusion formulations.
Q2: How does Valirex Co D60 compare to traditional cobalt naphthenate catalysts?
A: Valirex Co D60 offers improved storage stability and reduced sensitivity to moisture and inhibitors compared to conventional cobalt naphthenates. Its tailored solubility profile supports consistent dispersion in resin systems and contributes to more predictable gel time behavior under variable processing conditions.
Q3: Is Valirex Co D60 compatible with common accelerators and inhibitors used in polyester systems?
A: Yes — Valirex Co D60 is formulated for compatibility with standard tertiary amine accelerators (e.g., dimethylaniline derivatives) and common inhibitors like hydroquinone. However, optimal performance requires careful balancing of accelerator type and concentration to avoid premature thickening or inconsistent cure profiles.
Q4: What are typical handling and storage recommendations for this catalyst?
A: Store in tightly sealed original containers at room temperature, away from direct sunlight, strong oxidizers, and sources of ignition. Avoid prolonged exposure to air or humidity to maintain catalytic activity and shelf life. Always observe standard industrial hygiene practices when handling cobalt-containing materials.
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E-mail: wangxingqiang@ericwchem.com
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