Isophthalic Acid Derivative
Dimethyl 5-Sulfoisophthalate Sodium Salt (SIPM)
High-purity sulfonate functional monomer used to produce cationic dyeable polyester, functional polyester and specialty film materials.
CDPCationic dyeable polyester
High PurityWhite crystalline powder
376-380Saponification value
Grade SIPM Sulfonate monomer for polyester modification
Specifications
Key test data
Key technical specifications organized for quick review.
| Specification | Testing Method | Unit | Test Value |
|---|---|---|---|
| Appearance | – | – | White powder with no visible impurities |
| Acid value | – | mg KOH/g | u003c=0.6 |
| Saponification value | – | mg KOH/g | 376-380 |
| Sulfate radical | – | ppm | u003c=100 |
| Moisture | – | wt% | u003c=0.2 |
| Ferrum | – | ppm | u003c=4 |
| Absorbance | – | – | u003c=0.05 |
| Chloridion | – | ppm | u003c=15 |
Storage and Packaging
Protected from factory to customer
Store SIPM in a cool, dry and well-ventilated warehouse. Protect the product from moisture and hygroscopic exposure to maintain performance stability. Use sealed, moisture-resistant packaging and maintain proper storage conditions during transportation.
Download Document
Download TDS
SIPM TDS
Download the TDS for SIPM. Contact XUYE for current technical data or application support.