Nanoparticle Processing Aide For Extrusion And Injection Molding
Assignee3M Innovative Properties Company
InventorsJimmie R. Baran, JR., William V. Ballard, Duane D. Fansler, Douglas B. Gundel, Michael A. Johnson, Armin J. Paff
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Abstract
Processing aides for extrusion and/or injection molding are described. In particular, nanoparticle processing aides, including surface-modified nanoparticle processing aides are described. Methods of using such nanoparticle processing aides in extrusion and injection molding processes are also described.
Claims22
A method of processing a mixture in an extruder or injection molder, the method comprising melting a solid thermoplastic resin to form a molten resin, melt-mixing the molten resin and surface-modified nanoparticles to form the mixture, and extruding or injection molding the mixture, wherein the mixture comprises 0.5 to 10 wt. %, inclusive, of the surface-modified nanoparticles.
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Dependencies are inferred from the claim text.