The present invention relates to plasticized polyolefin compositions comprising a polyolefin and a non-functionalized hydrocarbon plasticizer.
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We claim: 1. A plasticized polybutene composition comprising: (A) one or more butene homopolymers consisting essentially of butene or butene copolymers consisting essentially of butene and C3 to C8 alpha-olefins having a weight average molecular weight of 30,000 to 2,000,000 g/mol; (B) 1 to 40 wt %
We claim: 1. A plasticized polybutene composition comprising: (A) one or more butene homopolymers consisting essentially of butene or butene copolymers consisting essentially of butene and C3 to C8 alpha-olefins having a weight average molecular weight of 30,000 to 2,000,000 g/mol; (B) 1 to 40 wt % of one or more non-functionalized plasticizers ("NFP") based upon the weight of the one or more butene homopolymers or copolymers and the NFP where the NFP comprises carbon and hydrogen and has (i) a pour point of less than-10° C., (ii) a viscosity index of 120 or more, (iii) a specific gravity of 0.700 to 0.860 and (iv) a Kinematic viscosity of 10 cSt or more at 100° C. wherein elastomers are substantially absent from the composition and where ethylene homopolymers and copolymers having a weight average molecular weight of from 500 to 10,000 are substantially absent; and wherein the composition comprises less than 10 wt % of one or more tackifiers. 2. The composition of claim 1, wherein the polybutene is a butene homopolymer with a Tm (second melt) of 50 to 135° C. 3. The composition of claim 1, wherein the polybutene is a copolymer of butene and C3 to C8 alpha-olefins. 4. The composition of claim 1, wherein the NFP has a kinematic viscosity at 100° C. of 10 to 3000 cSt. 5. The composition of claim 1, wherein the NFP has a kinematic viscosity at 100° C. of 10 to 500 cSt. 6. The composition of claim 1, wherein the NFP has a pour point of less than-20° C. 7. The composition of claim 1, wherein the NFP has a pour point of-40° C. or less. 8. The composition of claim 1, wherein the NFP has a VI of 130 or more. 9. The composition of claim 1, wherein the NFP has a specific gravity from 0.750 to 0.855. 10. The composition of claim 1, wherein the NFP has a specific gravity from 0.790 to 0.850. 11. The composition of claim 1, wherein the NFP consists essentially of C6 to C200 paraffins. 12. The composition of claim 1, wherein the NFP comprises oligomers of C5 to C14 alpha-olefins. 13. The composition of claim 12, wherein the NFP comprises oligomers of C6 to C12 alpha-olefins. 14. The composition of claim 12, wherein the NFP comprises oligomers of C8 to C12 alpha-olefins. 15. The composition of claim 12, wherein the NFP comprises oligomers of 1-decene. 16. The composition of claim 12, wherein the NFP has an Mn of 200 to 10,000 g/mol. 17. The composition of claim 12, wherein the NFP has a kinematic viscosity at 100° C. of 30 cSt or more. 18. The composition of claim 12, wherein the NFP has a pour point between-30 and-90° C. 19. The composition of claim 12, wherein the NFP has a viscosity index of 140 or more. 20. The composition of claim 18, wherein the NFP comprises a mineral oil having a saturates level of 90% or more, a sulfur content of less than 0.03%, and a viscosity index of 120 or more. 21. The composition of claim 18, wherein the NFP comprises linear and or branched paraffinic hydrocarbon compositions, produced by one or more gas to liquids process, having a number average molecular weight of 500 to 20,000. 22. The composition of claim 21, wherein the NFP has a pour point of less than-20° C., a VI of 130 or more, and a specific gravity of 0.790 to 0.850. 23. The composition of claim 1, wherein the NFP comprises a linear or branched paraffinic hydrocarbon composition having a number average molecular weight of 500 to 21,000 g/mol, less than 10 wt% sidechains having 4 or more carbons, at least 15 wt% sidechains having 1 or 2 carbons, and less than 2 wt% cyclic paraffins. 24. The composition of claim 23, wherein the NFP has a viscosity index of 140 or more. 25. The composition of claim 1 further comprising filler. 26. The composition of claim 1 further comprising a slip agent. 27. The composition of claim 1 further comprising a tackifier having a softening point of 80 to 140° C. 28. The composition of claim 1 further comprising polypropylene where the NFP is present at 1 to 15 wt%. 29. The composition of claim 1, wherein elastomers are not added to the composition. 30. The composition of claim 1, wherein the glass transition temperature of the composition decreases by at least 2° C. for every 1 wt% of NFP. 31. The composition of claim 1, wherein the weight of the composition decreases by less than 3% when stored at 70° C. for 311 hours in a dry oven as determined by ASTM D-1203 using a 0.25 mm thick sheet. 32. A process of producing the plasticized polybutene composition of claim 1 comprising combining the polybutene and NFP components in an extruder. 33. An article of manufacture comprising the plasticized polybutene composition of claim 1 selected from: films, sheets, tubes, pipes, toys, furniture, playground equipment, sporting equipment, packaging, crates, containers, food and liquid storage containers, transparent cook and storage ware, medical devices, sterilizable medical devices and sterilization containers, labware, wire and cable jacketing, office floor mats, gaskets, adhesives, or sealants. 34. A monolayer or multilayer film comprising the plasticized polybutene composition of claim 1 made by a method selected from: extrusion, co-extrusion, extrusion coating, lamination, blowing, or casting. 35. An article of manufacture comprising the plasticized polybutene composition of claim 1 selected from: fibers; woven and nonwoven fabrics; drapes, gowns, filters, hygiene products, diapers, or films made from nonwoven fibers and fabrics. 36. An article of manufacture comprising the plasticized polybutene composition of claim 1, wherein the article is selected from: automotive components, boat components, and watercraft components; interior and exterior components for automobiles, trucks, boats, and other vehicles; bumpers, grills, trim parts, dashboards, instrument panels, exterior door components, hood components, spoiler, wind screen, hub caps, mirror housing, body panel, or protective side molding.
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