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Highly selective acid catalyst for controlled Friedel–Crafts and esterification reactions.
Thermally stable up to 250 °C, enabling robust performance in elevated-temperature processes.
Low leaching behavior ensures consistent catalytic activity and reduced downstream purification burden.
Non-corrosive solid alternative to liquid mineral acids, improving process safety and equipment longevity.
Reproducible batch-to-batch performance due to stringent Clariant manufacturing quality control.
Production of high-purity alkylated aromatics for specialty solvents and intermediates.
Ester synthesis in fragrance and flavor ingredient manufacturing.
Catalytic alkylation of phenols for antioxidant precursors.
Dehydration and cyclization reactions in fine chemical synthesis.
Modification of rosin and terpene derivatives in adhesive and coating resins.
| Chemical Type | Activated clay-based solid acid catalyst |
| Product Form | Free-flowing granular solid |
| Appearance | Light grey to beige granules |
| Primary Applications | Friedel–Crafts alkylation, esterification, dehydration |
| Key Features | Non-corrosive, thermally stable, low metal content |
| Benefits | Reduced waste generation, simplified catalyst separation, improved product purity |
| Storage Conditions | Store in dry, well-ventilated area; protect from moisture |
| Regulatory Compliance | REACH registered; no SVHCs above threshold |
Q1: What is the primary function of Tonsil APT-BT in polymer processing?
A: Tonsil APT-BT is a highly active, surface-modified bentonite-based catalyst designed to promote controlled crosslinking and thermal stabilization in reactive thermoplastic systems—particularly in peroxide-cured elastomers and functionalized polyolefins.
Q2: Is Tonsil APT-BT compatible with common industrial mixing equipment?
A: Yes—it is formulated for easy dispersion in high-shear melt processing equipment such as twin-screw extruders and internal mixers, and does not require pre-treatment or special handling under standard compounding conditions.
Q3: How does Tonsil APT-BT differ from conventional clay additives or untreated bentonites?
A: Unlike generic clays, Tonsil APT-BT features a tailored organic modification that enhances compatibility with non-polar polymers and provides catalytic activity rather than solely acting as a filler or rheology modifier.
Q4: What are typical storage and handling recommendations?
A: Store in original sealed packaging at room temperature in a dry environment; avoid prolonged exposure to ambient humidity to maintain optimal dispersibility and catalytic performance.
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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
