High Quality High Quality Whitening Agent Optical Brightener Ob Agents For Expanded Plastic
Product Description
Product Description
| Optical Brightener PF | |
| Appearance | Light yellow powder |
| M.P. | 188°C-189°C |
| Assay | ≥98% |
| Fineness | over 100 meshes |
| Properties & Features: | 1. Good fluorescence intensity, high whiteness. 2. Good thermal stability, not decomposed at 250°C above. 3. Good light fastness, no yellowing. 4. Good dispersibility. |
| Range of Application: | It is used in the brightening of PVC, polystyrene, polyacrylic ester, polyester film, ABS etc. |
| Packing & Storage: | 1kg×5 carton lined with plastic bag, or upon clients' requests. Stored in cool and dry place; avoid light. Shelf life is 2 yrs. |
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