Dimethyl-5-sulfoisophthalate sodium salt
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Dimethy-5-Sulfoisophthalate Sodium Salt(SIPM)
Usage:Dimethy-5-Sulfoisophthalate Sodium Salt(SIPM)is mainly used in Dacron, film and other aspects. Since there is sulfo group in CDP fiber, it has good affinity performance to cationic dyes. Modified fiber is easy for wool blend, so it is suitable for winter men and women clothing fabrics.
Quality index
Index name |
Premium grade |
Appearance |
No see impurity white powder |
Acid value(mg KOH/g) ≤ |
0.6 |
Saponification value (mg KOH/g) |
376—380 |
Sulfate radical ppm≤ |
100 |
Moisture(Wt%) ≤ |
0.2 |
Ferrum ppm ≤ |
4 |
Absorbance ≤ |
0.05 |
Chloridion ppm ≤ |
15 |
S & T:It should be stored in dry and ventilated place, and avoid moisture, sunlight and fire; Avoid to place together with other chemical products.
Packing:It is packed with polypropylene woven bag or paper bag. The net weight is 500kg, 25kg or according to customers’ demands.
CAS NO:3965-55-7
EC NO:223-578-8
Molecular Formula:C10H9O7S
Molecular Weight:273.2398
Synonyms:;Sodium Dimethyl m-Phthalate 5-Sulphonate;5-Sulfoisophthalic Acid Dimethyl Ester Sodium Salt;sodium 3,5-bis(methoxycarbonyl)benzenesulfonate;Dimethyl 5-sulfoisophthalate sodium salt;sodium dimethyl 5-sulphonatoisophthalate;3,5-bis(methoxycarbonyl)benzenesulfonate;Dimethyl-5-sulfoisophthalate sodium salt;Dimethyl,5-sulfoisophthalate sodium salt;
Molecular Structure:
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