초록 ▼

A composition including a polyalphaolefin and at least one alfol alcohol that function as drag reducing agent slurries and a process for the preparation of the drag reducing agent slurries are disclosed. The process includes contacting alpha olefin monomers with a catalyst in a reactant mixture to

A composition including a polyalphaolefin and at least one alfol alcohol that function as drag reducing agent slurries and a process for the preparation of the drag reducing agent slurries are disclosed. The process includes contacting alpha olefin monomers with a catalyst in a reactant mixture to form a polyalphaolefin. The polyalphaolefin is combined with at least one alfol alcohol to form a drag reducing agent slurry. A process for reducing drag in a conduit is also disclosed.

대표청구항 ▼

What is claimed is: 1. A process for forming a nonaqueous drag reducing agent slurry comprising: forming a polyalphaolefin; cryogrinding the polyalphaolefin to form a cryoground polyalphaolefin; and mixing the cryoground polyalphaolefin with at least one alfol alcohol. 2. The process for forming

What is claimed is: 1. A process for forming a nonaqueous drag reducing agent slurry comprising: forming a polyalphaolefin; cryogrinding the polyalphaolefin to form a cryoground polyalphaolefin; and mixing the cryoground polyalphaolefin with at least one alfol alcohol. 2. The process for forming a nonaqueous drag reducing agent slurry of claim 1, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol. 3. A process for forming a nonaqueous drag reducing agent slurry comprising: contacting alpha olefin monomer with a catalyst in a reactant mixture; polymerizing the alpha olefin monomers, wherein during the polymerization, at least a portion of the alpha olefin monomers polymerize in the reactant mixture to provide a polyalphaolefin; cryogrinding the polyalphaolefin to form a cryoground polyalphaolefin; and mixing the cryoground polyalphaolefin with at least one alfol alcohol. 4. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the catalyst is a transition metal catalyst. 5. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the transition metal catalyst is a Ziegler-Natta catalyst. 6. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the Ziegler-Natta catalyst is titanium trichioride. 7. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the reactant mixture includes at least one co-catalyst. 8. The process for forming a nonaqueous drag reducing agent slurry of claim 7, wherein the at least one co-catalyst is selected from the group consisting of alkylaluminoxanes, halohydrocarbons, diethylaluminum chloride, and dibutylaluminum chloride. 9. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the alpha olefin monomer includes at least one of 1-hexene, 1-octene, 1-decene, 1-dodecene, or mixtures thereof. 10. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the alpha olefin monomer includes a combination of 1-hexene and 1-dodecene alpha olefin monomers or a combination of 1-octene and 1-tetradodecene alpha olefin monomers. 11. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the polyalphaolefin is an ultra-high molecular weight polyalphaolefin having an inherent viscosity of at least about 10 deciliters per gram and is amorphous with substantially no crystalline particles. 12. The process for forming a nonaqueous drag reducing agent slurry of claim 3, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol. 13. A nonaqueous drag reducing agent slurry comprising a cryoground polyalphaolefin and at least one alfol alcohol. 14. The nonaqueous drag reducing agent slurry of claim 13, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol. 15. A nonaqueous drag reducing agent slurry comprising a cryoground polyalphaolefin and at least one alfol alcohol formed by mixing the cryoground polyalphaolefin with at least one alfol alcohol. 16. The nonaqueous drag reducing agent slurry of claim 15, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol. 17. A nonaqueous drag reducing agent slurry comprising a cryoground polyalphaolefin and at least one alfol alcohol formed by contacting alpha olefin monomers with a catalyst in a reactant mixture; polymerizing the alpha olefin monomers, wherein during the polymerization, at least a portion of the alpha olefin monomers polymerize in the reactant mixture to provide a polyalphaolefin; cryogrinding the polyalphaolefin to form the cryoground polyalphaolefin; and mixing the cryoground polyalphaolefin with at least one alfol alcohol. 18. The process for forming a nonaqueous drag reducing agent slurry of claim 17, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol. 19. A process for reducing drag in a conduit, comprising: forming a nonaqueous drag reducing agent slurry comprising a cryoground polyalphaolefin and at least one alfol alcohol; and introducing the nonaqueous drag reducing agent slurry into the conduit. 20. The process reducing drag in a conduit of claim 19, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol. 21. A process for reducing drag in a conduit, comprising: forming a drag reducing agent comprising a polyalphaolefin, wherein the drag reducing agent is formed by contacting alpha olefin monomers with a catalyst in a reactant mixture; polymerizing the alpha olefin monomers, wherein during the polymerization, at least a portion of the alpha olefin monomers polymerize in the reactant mixture to provide a polyalphaolefin; cryogrinding the polyalphaolefin to form a cryoground polyalphaolefin; mixing the cryoground polyalphaolefin with at least one alfol alcohol to form a nonaqueous drag reducing agent slurry; and introducing the nonaqueous drag reducing agent slurry into the conduit. 22. The process for reducing drag in a conduit of claim 21, wherein the at least one alfol alcohol is selected from the group consisting of 1-pentanol, 1-hexanol, 1-heptanol, n-octyl alcohol, n-nonyl alcohol and 1-decanol.