2,2'-(1,4-Phenylene)bis(4H-3,1-benzoxazin-4-one)
Synonym: 2,2'-Benzene-1,4-diylbis(4H-3,1-benzoxazin-4-one)
PowerSorb™ 3638 is a highly efficient and non-staining UV absorber.
| Synonyms | Cyasorb UV-3638F. |
CAS Number | 18600-59-4 |
EINECS Number | 418-280-1 |
Chemical Structure |
|
Chemical Formula | C22H12N2O4 |
Molecular Weight | 368 |
Packing | PowerSorb™ 3638 is supplied in 20Kg Paper Bag, 20Kg PE Bag, 25Kg Carton Box, and 50Kg Fiber Drum. |
Note | All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of the product described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages. |
PowerSorb™ 3638 is made to dissolve quickly in PET resin and to give a transparent appearance even with high dosage.
PowerSorb™ 3638 is ideal for film/sheet/plate applications such as solar cell, window film, etc.
PowerSorb™ 3638 is registered on FDA and is approved for food contact applications such as PET bottles and food wrap films.
Appearance | Off-white to Pale Yellow Powder |
Bulk Density [20°C] | 0.52 |
Melting Point (°C) | Min.310 |
Volatile Loss (%) | Max.0.5 |
Color (YI, 2g sample) | Max.4 |
Color(APHA) | Max.30 |
Odor | None |
Color of Solution 460nm (%) | Min.98.0 |
Color of Solution 500nm (%) | Min.99.0 |
Ash (%) | Max. 0.10 |
Purity (%) | Min.98 |
Solubility [20°C] | % w/w |
Ethanol | <1 |
Methyl ethyl ketone | <1 |
Ethyl acetate | <0.1 |
DMF | 2 |
Water | <0.01 |
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PowerSorb 3638 Benzoxazinone UV Absorber 18600 59 4 
