◆ WT98/99/108-FM series plasticizer is safe and non-toxic,can increase the transparency and viscosity of the product; it complies with the standards of FDA Certification, thus can directly contact with food.
◆ Applicable for various food and medicine packing materials, such as preservative film, PVDC casing, and various medicine packing sheet, etc.
Characteristics of WT98/99/108-FM plasticizer series
| Property | Index | Unit | Test method (DIN/ASTM) | ||
| WT98-FM | WT99-FM | WT108-FM | |||
| Dynamic viscosity at 20℃ | 33 | 39 | 47 | mPa•s | DIN 51562/D445 |
| Density at 20℃ | 1.013 | 0.996 | 0.987 | g/cm3 | DIN 51757/D4042 |
| Pt-Co method chroma | <30 | <30 | <30 | # | DIN EN ISO 6271-2/D5386 |
| Acid value | <0.2 | <0.2 | <0.2 | mg KOH/g | DIN EN ISO 2114/D1045 |
| Ester content | ≥99.5 | ≥99.5 | ≥99.5 | % | Gas chromatography, calculated by area |
| Moisture content | <0.1 | <0.1 | <0.1 | % | DIN 51777 part1/E203 |
| Content of heavy metal and arsenic | ND | ND | ND | ppm | ICP-MS |
| Phthalate content | ND | ND | ND | % | ASTM D3421-75,GC/MS |
Suggested formula of food sealing material (such as beer, can, beverage and sauce, etc.)
| Component | PVC | WT98/99/108-FM | ESO | AaSt | ZnSt | Foaming agent | Lubricant |
| Quantity | 100 | 45-65 | 6-12 | 0.5-2 | 0.5-2 | 0-1.3 | 0.6-0.9 |
(Remark: The above are all typical values, can not be regarded as the product standards. Test method: ASTM D2240.)