Process to prepare a heavy paraffin wax
The present invention provides a paraffin wax having a congealing point according to ASTM D938 of at least 100° C. and a Saybolt colour according to ASTM D156 of at least 25 cm.
1. A paraffin wax suitable for a hard wax application, the paraffin wax having a congealing point according to ASTM D938 of at least 108° C., a kinematic viscosity of at least 15 mm 2 /s at 120° C., and a Saybolt colour according to ASTM D156 of at least 25.
2. A paraffin wax according to claim 1 , having a congealing point according to ASTM D938 of at least 110° C.
3. A paraffin wax according to claim 1 , having a Saybolt colour according to ASTM D156 of at least 30.
4. A paraffin wax according to claim 1 , having an oil content according to ASTM D721 of less than 0.5 wt. %.
5. A paraffin wax according to claim 1 , wherein the paraffin wax is a Fischer-Tropsch derived paraffin wax.
6. A paraffin wax according to claim 1 , having an oil content according to ASTM D721 of less than 0.3 wt. %.
7. A paraffin wax according to claim 1 , having an oil content according to ASTM D721 of less than 0.25 wt. %.
8. A paraffin wax according to claim 1 , wherein the paraffin wax is used in hard wax applications including at least one of a hot melt adhesive, a polyvinylchloride extrusion lubricant, an ink, a paint, a coating, a tire, a cosmetic, and a pharmaceutical.
9. A paraffin wax suitable for a hard wax application, the paraffin wax having a congealing point according to ASTM D938 in the range of from 100 to 120° C., a kinematic viscosity of at least 15 mm 2 /s at 120° C., and a Saybolt colour according to ASTM D156 of at least 30.
10. A paraffin wax according to claim 9 , having a congealing point according to ASTM D938 of at least 108° C.
11. A paraffin wax according to claim 9 , having a congealing point according to ASTM D938 of at least 110° C.
12. A paraffin wax according to claim 9 , having an oil content according to ASTM D721 of less than 0.5 wt. %.
13. A paraffin wax according to claim 9 , wherein the paraffin wax is a Fischer-Tropsch derived paraffin wax.
14. A paraffin wax according to claim 9 , having an oil content according to ASTM D721 of less than 0.3 wt. %.
15. A paraffin wax according to claim 9 , having an oil content according to ASTM D721 of less than 0.25 wt. %.
16. A paraffin wax according to claim 9 , wherein the paraffin wax is used in hard wax applications including at least one of a hot melt adhesive, a polyvinylchloride extrusion lubricant, an ink, a paint, a coating, a tire, a cosmetic, and a pharmaceutical.