Benzophenones Based Ultraviolet Absorbers
|
|
2,2’-Dihydroxy-4,4’-dimethoxybenzophenone-5,5’-bis(sodium sulfonate).
|
|
PowerSorb™ 3048 is a yellowish powder.
|
| Chemical Name: |
2,2’-Dihydroxy-4,4’-dimethoxybenzophenone-5,5’-bis(sodium sulfonate) |
| CAS No.: |
76656-36-5 |
| EINECS No.: |
278-520-4 |
| Formula: |
C15H12O11S2Na2 |
| Molecular
Weight: |
478 |
| Density[20°C, g/cm3]: |
1.90 |
| Melting Point(°C): |
Approx. 350 |
| Flash Point(°C): |
108 |
| Platinum-cobalt color: |
40(APHA,1% in water) |
| PH value(1% in water): |
7 |
| Appearance: |
Yellowish Powder |
| Content of active substance: |
67% |
| Solubility (20°C) |
% w/w |
| Ethanol: |
1 |
| Ethyl acetate: |
<0.01 |
| N-Methylpyrrolidone: |
<20 |
| Methyl ethyl ketone: |
<0.01 |
| Methanol: |
2 |
| Water: |
5 |
|
PowerSorb™ 3048 is a sulfonated, water-soluble derivative of PowerSorb™ 3049. Its main use is in cosmetics. One non-cosmetics application is emulsion paints. It also improves the dimensional stability of wool and jute..
|
|
PowerSorb™ 3048 is supplied in 25Kg drum.
|
|
