Drag reducing composition
Embodiments of the present disclosure generally relate to a drag reducing suspension capable of dissolving in cold hydrocarbon fluids at usage level. In one embodiment, the drag reducing composition comprises a drag reducing polymer, a partitioning agent comprises a one or more of a coal-tar resin, a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, a pure monomer resin, a terpene resin, a terpene phenol resin, a styrenated terpene resin, a rosin resin, a rosin resin derivative, one or more of an alkylphenol resin, a modified alkylphenol resin, and fully or partially hydrogenated form thereof, and suspending fluid medium. The partitioning agent has a good solubility (greater than 8 ppm) in a hydrocarbon stream, such as in a cold refined hydrocarbon stream, for example a diesel stream at a temperature of 0° C. or less.
1. A drag reducing composition, comprising:
a drag reducing polymer;
a partitioning agent comprising a tackifier, wherein the tackifier is a hydrocarbon resin comprising one or more of a coal-tar resin, a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, a C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, or fully or partially hydrogenated form thereof; and
a suspending fluid medium.
2. The composition of claim 1 , wherein the drag reducing polymer comprises polyalphaolefin having olefins containing from 2 to 40 carbon atoms.
3. The composition of claim 1 , wherein the hydrocarbon resin comprises monomers containing from 5 to 10 carbon atoms.
4. A drag reducing composition, comprising:
a drag reducing polymer;
a partitioning agent, comprising:
a tackifier; and
one or more of a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, a C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, or fully or partially hydrogenated form thereof; and
a suspending fluid medium.
5. The composition of claim 1 , wherein the suspending fluid medium comprises an alcohol or water.
6. The composition of claim 5 , wherein the partitioning agent has solubility greater than 8 ppm in a hydrocarbon at a temperature of 0° C. or less.
7. The composition of claim 6 , wherein the hydrocarbon is diesel.
8. A drag reducing composition, comprising:
a drag reducing polymer;
a partitioning agent comprising one or more of a coal-tar resin, a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, a C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, a terpene resin, a terpene phenol resin, a styrenated terpene resin, a rosin resin, one or more of an alkylphenol resin, or fully or partially hydrogenated form thereof, wherein the partitioning agent is a tackifier; and
a suspending fluid medium.
9. A drag reducing composition, comprising:
a drag reducing polymer;
a partitioning agent comprising one or more of a coal-tar resin, a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, a C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, a rosin resin, one or more of an alkylphenol resin, or fully or partially hydrogenated form thereof, wherein the partitioning agent has a solubility greater than 8 ppm in a hydrocarbon stream at a temperature of 0° C. or less; and
a suspending fluid medium.
10. A method of making a drag reducing composition, comprising:
forming a solid drag reducing polymer;
dividing the solid drag reducing polymer in the presence of a partitioning agent to form polymer particles that are in contact with the partitioning agent, wherein the partitioning agent comprises a tackifier and the tackifier is a hydrocarbon resin comprising one or more of a coal-tar resin, a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, a C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, or fully or partially hydrogenated form thereof; and
dispersing the polymer particles and the partitioning agent in a carrier fluid.
11. The method of claim 10 , wherein forming the solid drag reducing polymer comprises bulk polymerization or solution polymerization.
12. The method of claim 10 , wherein the hydrocarbon resin comprises monomers containing from 5 to 10 carbon atoms.
13. A method of making a drag reducing composition, comprising:
forming a solid drag reducing polymer;
dividing the solid drag reducing polymer in the presence of a partitioning agent to form polymer particles that are in contact with the partitioning agent, wherein the partitioning agent comprises one or more of a coal-tar resin, a C5 aliphatic petroleum resin, a C9 aromatic petroleum resin, C5/C9 aliphatic/aromatic petroleum resin, a cycloaliphatic diene-based petroleum resin, a terpene resin, a terpene phenol resin, a styrenated terpene resin, a rosin resin, one or more of an alkylphenol resin, or fully or partially hydrogenated form thereof, wherein the partitioning agent is a tackifier; and
dispersing the polymer particles and the partitioning agent in a carrier fluid.
14. A drag reducing composition, comprising:
a drag reducing polymer;
a partitioning agent comprising a xylene modified alkylphenol resin; and
a suspending fluid medium.
15. A drag reducing composition, comprising:
a drag reducing polymer;
a partitioning agent comprising a xylene modified alkylphenol resin, wherein the partitioning agent has a solubility greater than 8 ppm in a hydrocarbon stream at a temperature of 0° C. or less; and
a suspending fluid medium.
16. The composition of claim 8 , wherein the partitioning agent comprises the rosin resin.
17. The composition of claim 16 , wherein the rosin resin comprises at least one of gum rosin, wood rosin, and tall oil rosin.
18. The composition of claim 16 , wherein the rosin resin is modified by one or more of esterification, hydrogenation, dimerization or functionalization.
19. The composition of claim 8 , wherein the partitioning agent comprises at least one of the terpene resin, the terpene phenol resin, and the styrenated terpene resin.
20. The method of claim 13 , wherein the partitioning agent comprises the rosin resin.
21. The method of claim 20 , wherein the rosin resin comprises at least one of gum rosin, wood rosin, and tall oil rosin.
22. The method of claim 20 , wherein the rosin resin is modified by one or more of esterification, hydrogenation, dimerization or functionalization.
23. The method of claim 13 , wherein the partitioning agent comprises at least one of the terpene resin, the terpene phenol resin, and the styrenated terpene resin.