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Highly selective shape-selective catalysis for improved product purity and reduced by-product formation.
Thermally stable zeolite-based formulation enabling robust performance under industrial hydroprocessing conditions.
Optimized pore architecture for enhanced diffusion control and superior resistance to coking.
Tailored acid site density for balanced activity and longevity in continuous fixed-bed operations.
Consistent batch-to-batch reproducibility supported by Clariant’s certified manufacturing quality system.
Gasoline sulfur reduction via selective hydrodesulfurization (HDS) of refractory thiophenic compounds.
Jet fuel hydrotreating to meet stringent ASTM D1655 sulfur and aromatics specifications.
Diesel ultra-low-sulfur (ULSD) production with minimized hydrogen consumption and aromatic saturation control.
Naphtha reforming feed pretreatment to protect downstream platinum-rhenium catalysts from sulfur poisoning.
Renewable diesel (HVO) upgrading for oxygenate removal and cold-flow property optimization.
| Chemical Type | Modified ZSM-5 / Beta zeolite composite |
| Product Form | Extruded cylindrical pellets (1.8–2.0 mm diameter) |
| Appearance | Light beige to pale gray free-flowing granules |
| Primary Applications | Hydrodesulfurization (HDS), hydrodeoxygenation (HDO), selective cracking |
| Key Features | Shape-selective diffusion, tailored acidity, coke-resistant surface |
| Benefits | Extended cycle length, higher on-spec yield, lower H₂ consumption |
| Recommended Operating Temperature Range | 320–400 °C |
| Recommended Pressure Range | 30–100 bar |
Q1: What is the primary function of FAMAX DS Shape Catalyst in thermoplastic elastomer (TPE) processing?
A: FAMAX DS Shape Catalyst is a specialized crosslinking accelerator designed to enhance shape retention and dimensional stability during the dynamic vulcanization of TPEs—particularly EPDM/PP-based blends—by promoting efficient sulfur or peroxide-initiated network formation under processing conditions.
Q2: Is FAMAX DS Shape Catalyst compatible with both sulfur and peroxide curing systems?
A: Yes—it is formulated for versatility across common vulcanization chemistries used in TPE manufacturing, including sulfur-based and peroxide-based systems. Its performance may vary depending on co-activators and base polymer composition, so compatibility testing under intended process conditions is recommended.
Q3: How should FAMAX DS Shape Catalyst be incorporated into a TPE formulation?
A: It is typically added during the masterbatch stage or final compounding step using standard high-shear mixing equipment. For optimal dispersion and reactivity, it is recommended to introduce the catalyst after thermal stabilization of the base polymer and before final vulcanization—dosage depends on formulation requirements but generally ranges from 0.1% to 2% by weight relative to the elastomeric phase.
Q4: Does FAMAX DS Shape Catalyst affect the color or clarity of finished TPE parts?
A: The product is supplied as a light-colored, free-flowing solid with low volatility and minimal impact on hue or transparency when used at typical dosage levels. However, final appearance may be influenced by interactions with other formulation components, especially accelerators or fillers, so evaluation in the full system is advised.
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E-mail: wangxingqiang@ericwchem.com
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