ENHANCED PROPERTY METAL POLYMER COMPOSITE
First Claim
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1. A weighted structure having increased density per unit size comprising a metal and polymer viscoelastic composite comprising:
- (a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and
(b) a polymer phase;
wherein the viscoelastic composite has a tensile elongation of about at least 5%.
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Abstract
The invention relates to product categories using a metal polymer composite having properties that are enhanced or increased in the composite. Such properties include color, magnetism, thermal conductivity, electrical conductivity, density, improved malleability and ductility and thermoplastic or injection molding properties.
117 Citations
51 Claims
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1. A weighted structure having increased density per unit size comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. The gasket comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; - View Dependent Claims (13, 14, 15, 16, 17, 18)
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19. An O-ring comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%.
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20. An energy or initial storage device comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5% and the device comprises an input shaft and operably attached to the shaft, a shaft symmetrical portion of the metal polymer composite wherein energy can be saved by rotating the shaft or applying a torque to the shaft.
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21. An insulating layer comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%. - View Dependent Claims (22, 23, 24)
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25. A horseshoe comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%.
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26. A building having a ballast, the ballast adapted and positioned in the building such that motion imparted to the building is damped by motion of the weight the ballast comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%. - View Dependent Claims (27, 28)
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29. A stained glass window caming member comprising a shaped extrudate comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%.
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30. A layered structure comprising a first layer comprising a polymeric foam combined with a second layer comprising a layer comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%. - View Dependent Claims (31, 32)
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33. A device structured to impart force to a receiving surface comprising a metal and polymer viscoelastic composite comprising:
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(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%. - View Dependent Claims (34, 35)
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36. A semiconductor device comprising the metal polymer composite of the invention, the composite comprising a material having a resistivity of about 10 to about 102 ohm-meter−
- 1 wherein the semiconductor device comprises a first N region and second P region, the N region containing an N-type dopant and the P region containing a P-type dopant<
the device comprising a metal and polymer viscoelastic composite comprising;(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase; wherein the viscoelastic composite has a tensile elongation of about at least 5%.
- 1 wherein the semiconductor device comprises a first N region and second P region, the N region containing an N-type dopant and the P region containing a P-type dopant<
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37. A flexible automobile weight comprising:
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(i) a shaped article comprising a metal and polymer viscoelastic composite; and (ii) an adhesive attachment means; wherein the viscoelastic composite has a tensile elongation of about at least 5%; and
comprises;(a) a metal particulate, the particulate having a particle size greater than about 10 microns, a particle size distribution such that there is an effective amount of particulate in the range of 10 to 70 microns and greater than 70 microns to form the composite and a circularity of greater than 13; and (b) a polymer phase. - View Dependent Claims (38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51)
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Specification