Water soluble rapid prototyping support and mold material
AssigneeStratasys, Inc.
InventorsJohn Lang Lombardi, Dragan Popovich, Gregory John Artz
Life of this patent
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Abstract
Formation of polymeric prototype elements is effected by high pressure and high temperature extrusion of selected materials onto a plate as a ribbon of liquefied polymer comprising poly(2-ethyl-2-oxazoline) and a polar polymer discharged in a programmed pattern.
Claims12
A thermoplastic polymer in the form of an extrudable object comprising in combination a filament of poly(2-ethyl-2-oxazoline) and a polar polymer selected from the group consisting of compounds having nitrile functional groups, compounds having ether and hydroxyl functional groups, and mixtures thereof.
A thermoplastic composition suitable for three-dimensional modeling, comprising poly(2-ethyl-2-oxazoline) and a polar polymer selected from the group consisting of compounds having nitrile functional groups, compounds having ether and hydroxyl functional groups, and mixtures thereof.
Dependencies are inferred from the claim text.