US 7,790,784 B2Granted

Composition of matter

AssigneeThe Crane Group Companies Limited

InventorsMoe Nasr, Kurt Kuriger, Paul J. Mollinger, Larry R. Fairbanks, John P. Frechette, Ashok M. Adur

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Abstract

Composition of matter for the production of simulated stone, masonry, and brick textured products. Exemplary embodiments of panels, wall structures, and other products may have contoured and textured surfaces and may simulate the appearances of conventional building or construction materials including, but not limited to, stone, bricks, masonry, concrete, stucco, wood, or other conventional building materials, and combinations of any of these materials are disclosed. The disclosed invention is not limited to products in the building or construction industries and may be applied in the manufacture of a wide variety of products in other industries.

Claims26

Dependent claims

A simulated stone material composite comprising:

a polymer selected from a group consisting of:
very low density polyethylene, low density polyethylene, medium density polyethylene, high density polyethylene, polypropylene, nylon, polyvinyl chloride powder, polyvinyl chloride plastisol, acrylic, acrylonitrile butadiene styrene, acrylonitrile styrene acrylate, polycarbonate, polystyrene, high impact polystyrene, sheet molding compound, bulk molding compound, polyurethane foam, polyurethane solid, polyester, ethylene homopolymers, ethylene copolymers, propylene homopolymers, propylene copolymers, vinyl chloride polymers, polyamide, polyalkenes, and ethylene-ester copolymers, urea-formaldehyde, unsaturated polyester, melamine-formaldehyde, polyurethane, unsaturated polyamide, cross-linked thermoplastics, cross-linked elastomers and rubbers, in about 10-95 parts by weight;
at least one mineral aggregate, in about 1-50 parts by weight;
an adhesive, in about 0.01-10 parts by weight;
and
at least one colorant, in about 0.01-10 parts by weight;
wherein the composite is adapted to be used to produce building or construction components including panels, cladding, siding, columns, mailboxes, and other similar components.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application: 12/057,173Filed 27 Mar 2008 · continuation in part
Priority: 24 Oct 2003
Published: US 2009/0062431 A15 Mar 2009
Granted: 7 Sep 2010
Term ends: Not estimatedThe source records don’t support an estimate.

Classification31 codes

B29C 37/0032
In-mould coating, e.g. by introducing the coating material into the mould after forming the article: the coating being applied upon the mould…
B29C 41/04
For making articles of definite length, i.e. discrete articles: rotational or centrifugal casting, i.e. coating the inside of a mould by rotating…
B29C 41/08
For making articles of definite length, i.e. discrete articles: coating a former, core or other substrate by spraying or fluidisation, e.g.…
B29C 41/22
For making articles of definite length, i.e. discrete articles: making multilayered or multicoloured articles

Family

Application60/514,414Us provisional application · filed 24 Oct 2003
Application10/971,861Parent of this continuation-in-part · filed 22 Oct 2004
Application60/667,633Us provisional application · filed 1 Apr 2005
Application11/278,537Parent of this continuation-in-part · filed 3 Apr 2006
US 2009/0062431 A1Pre-grant publication · published 5 Mar 2009
US 2005/0087908 A1Published application
US 2006/0197257 A1Published application
US 7,790,784 B2This patent

From the US filing history. Foreign family members aren’t listed.