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SEPLITE® CT821

Crosslinked polystyrene, Sulfonic acid, H+ form, strong acid, gel polymer catalyst

Descriptions

SEPLITE® CT821 is a strong acid, gel polymer catalyst. The functional group is sulfonic acid. It is very suitable to be used as heterogeneous catalyst for organic reactions which performs very well in polar medium.

Physical and Chemical Characteristics:

Ionic formH+
Functional groupSulfonic acid
MatrixCrosslinked polystyrene
Physical appearanceDark brown transparent beads
Total Capacity eq/L1.2
Uniformity coefficient<1.6
Particle size mm0.4-1.25 > 90 %
Effective particle size mm0.50 - 0.62
Bulk density g/L720-800
Water content %65-70
Operating temperature -20 to 130
Recommended storage temperature -20 to 40


Applications:

  • Small polar molecules' condensation and esterification reactions

  • Manufacturing of Bisphenol-A

  • Hydrolysis of ethers and esters


Precautions:
Resins should be stored in sealed containers or bags where temperature was above 0℃ in dry conditions without exposure to direct sunlight.
Do not mix ion exchange resin with strong oxidizing agents; otherwise it will cause violent reactions.
In case of eyes contact with resins, rinse eyes immediately with plenty of water, and consult a specialist. Material and samples must be disposed according to local regulations.
Dry polymers will expand when become wetted and may cause an exothermic reaction. Spilled materials may be slippery.

SEPLITE® and Monojet™ are registered trademarks of Sunresin New Materials Co. Ltd., Xi`an

  • This information is general information and may differ from that based on actual conditions. For more information about SEPLITE® resins, please contact SUNRESIN® directly.


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