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Highly selective catalytic functionality for accelerated hydrolysis and esterification reactions.
Robust sulfonic acid functional groups grafted onto a macroporous polystyrene-divinylbenzene matrix.
Excellent thermal and chemical stability up to 120 °C in acidic aqueous and organic media.
Low leaching of active sites, ensuring consistent catalytic performance over extended service life.
Regenerable via simple acid wash, supporting sustainable process operation and reduced waste generation.
Biodiesel production via transesterification of vegetable oils and waste cooking oil.
Ester synthesis in fine chemical manufacturing, including plasticizers and fragrance esters.
Hydrolysis of nitrile and ester intermediates in pharmaceutical API synthesis.
Dehydration reactions such as etherification (e.g., MTBE precursor processing).
Continuous-flow fixed-bed catalytic reactors for green process intensification.
| Chemical Type | Sulfonated macroporous strong acid cation exchange resin |
| Product Form | Moist spherical beads |
| Appearance | Off-white to light brown, free-flowing beads |
| Functional Group | Sulfonic acid (–SO₃H) |
| Matrix Structure | Crosslinked polystyrene-divinylbenzene (DVB ≥ 8%) |
| Ion Exchange Capacity | ≥ 4.8 meq/g (dry basis) |
| Particle Size Range | 0.3–1.2 mm (95% retained on 16–60 mesh sieves) |
| Moisture Content | 45–55% (as shipped) |
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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
