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| Number | Title | Issue Date |
| 7989370 | Interior wallboard and method of making same A gypsum wallboard suitable for Level 4 finishing having a coated non-woven glass fiber mat facing material where the glass fiber mat has a majority of fibers of a fiber diameter between 8 and 11 microns and a fiber length between ¼ and ¾ inch and preferably betwe... | 08/02/2011 |
| 7932195 | Use of pre-coated mat for preparing gypsum board A gypsum board which comprises a set gypsum core sandwiched between and faced with fibrous mats, wherein a free surface of one of said mats is pre-coated with a combination of a mineral pigment, optionally an inorganic adhesive binder and an organic binder, preferab... | 04/26/2011 |
| 7829488 | Non-woven glass fiber mat faced gypsum board and process of manufacture A gypsum board comprises a set gypsum layer having a first face and a second face. An uncoated fibrous mat is affixed to at least one of the faces. The mat comprises a non-woven web bonded together with a resinous binder. The web comprises glass fiber consisting ess... | 11/09/2010 |
| 7807592 | Interior wallboard and method of making same A gypsum wallboard suitable for Level 4 finishing having a coated non-woven first glass fiber mat facing material on one major surface and an optionally coated second glass fiber mat where on the other major surface. The first glass fiber mat has a majority of fiber... | 10/05/2010 |
| 7749928 | Use of pre-coated mat for preparing gypsum board A gypsum board which comprises a set gypsum core sandwiched between and faced with fibrous mats, wherein a free surface of one of said mats is pre-coated with a combination of a mineral pigment, optionally an inorganic adhesive binder and an organic binder, preferab... | 07/06/2010 |
| 7745357 | Use of pre-coated mat for preparing gypsum board A gypsum board which comprises a set gypsum core sandwiched between and faced with fibrous mats, wherein a free surface of one of said mats is pre-coated with a combination of a mineral pigment, optionally an inorganic adhesive binder and an organic binder, preferab... | 06/29/2010 |
| 7700505 | Gypsum board and systems comprising it The invention relates to a new plasterboard having a facer comprising two plies, and uses of such plasterboards in EIS or EFS. ... | 04/20/2010 |
| 7635657 | Interior wallboard and method of making same A gypsum wallboard suitable for Level 4 finishing having a coated non-woven first glass fiber mat facing material on one major surface and an optionally coated second glass fiber mat where on the other major surface. The first glass fiber mat has a majority of fiber... | 12/22/2009 |
| 7399718 | Water-repellent and vapor-permeable multilayer material for outdoor applications The invention relates to a multilayer material comprising (a) a first layer that consists of plaster or that substantially consists of plaster, and (b) at least one second layer, comprising a sandwich textile fiber material. The fibers of said material are interlink... | 07/15/2008 |
| 7338702 | Non-woven glass mat with dissolvable binder system for fiber-reinforced gypsum board A gypsum board having glass fiber reinforcement. The glass fiber has sizing promoting bonding with a gypsum matrix. The glass fibers are added to the gypsum matrix cia a non-woven glass fiber mat bonded initially with a dissolvable or reversible binder to maintain t... | 03/04/2008 |
| 7309516 | Cellulose gypsum based substrate with increased water resistance and strength by surface application of polymeric diphenylmethane diisocyanate The disclosed invention consists of an improved gypsum based, cellulosic containing board and method for applying a resin to an untreated board at a spray station where pMDI resin is sprayed onto the front and back side of the board. A resin distribution system is u... | 12/18/2007 |
| 7309668 | Multiple layer directionally oriented nonwoven fiber material and methods of manufacturing same Disclosed herein are embodiments of a multi-layer nonwoven fiber material, and related methods of manufacturing the material. In one exemplary embodiment, the fiber material includes a first layer of directionally aligned fibers together with a second layer of rando... | 12/18/2007 |
| 7285183 | Making foam coated mats on-line A new foam coated nonwoven fibrous mat having properties particularly suited for a facer on gypsum wallboard, laminates made therefrom and the method of making the mat is disclosed. The mat preferably contains a major portion of glass fibers and a minor portion of a... | 10/23/2007 |
| 7208225 | Prefabricated plaster board The present invention provides a construction assembly for interior works, comprising: prefabricated elements, preferably flat prefabricated elements e.g. gypsum fiberboards, cement fiberboards, gypsum wall boards or plaster boards... | 04/24/2007 |
| 7093397 | Polymeric foam and scrim sheathings A sheathing adapted to be fastened to at least one wall supporting structure comprises at least two layers. The first layer comprises a polymeric foam layer. The second layer comprises a polymeric scrim and is located adjacent to the first layer. The second layer ha... | 08/22/2006 |
| 6932863 | Gypsum product and method therefor A method for making a gypsum product water resistant, the method comprising adding a suspension of a hydrophobic substance to a gypsum slurry. ... | 08/23/2005 |
| 6902615 | Gypsum product and method therefor A method comprising adding a suspension of a hydrophobic substance to a gypsum slurry. The hydrophobic substance may impart water repellent characteristics to the gypsum, may be used as a foaming aid, density reducer, dimension stabilizer, and others, and may increa... | 06/07/2005 |
| 6881486 | Water curable casting tapes and methods of preparing the same One aspect of the present invention is a casting article comprised of a water-curable Plaster of Paris (PP) article having a first side and a second side and having a substrate and PP material and a polyisocyanate material being applied to at least one of the first ... | 04/19/2005 |
| 6703331 | Fungus resistant gypsum-based substrate The present invention relates to a fungus resistant gypsum board, made of first and second polymeric fibrous sheets with a gypsum core sandwiched there between. The gypsum core containing less than 0.03% of formulation additives that serve as fungus nutri... | 03/09/2004 |
| 6298610 | Architectural waterproofing membrane and termite barrier A prefabricated barrier for providing protection to subterranean walls and other structural members against both penetration by water and by termites, are disclosed. The barrier has a tacky and waterproof compound, preferably an asphaltic compound, protec... | 10/09/2001 |
| 6228507 | Ornamental plaster crown molding A prefabricated crown molding strip designed to facilitate one-person installation and composed of plaster that is reinforced by two layers of fiber reinforcement, one of bulk fiberglass intermixed throughout the outer portion of the strip and the ornamen... | 05/08/2001 |
| 6187409 | Cementitious panel with reinforced edges A cementitious panel comprising a cementitious core which is fabric-reinforced at the surface thereof and whose longitudinal edges are reinforced by a network of fibers. A panel may be obtained wherein the surface edge reinforcement layers are relatively ... | 02/13/2001 |
| 6110575 | Gypsum-based composite article and method for producing same The invention relates to a first gypsum-based composite article reinforced with glass fibers. This first article has a first member made of a hard gypsum, a second member made of a soft gypsum, and a mat made of the glass fibers. The mat is embedded in th... | 08/29/2000 |
| 6069098 | Mortar substrate sheet A mortar substrate sheet, for placement between a substrate and mortar to be coated during installation of mortar to an outer wall of a building such as a house, comprising a water-resistant/moisture-permeable sheet 12 having water-resistant and moisture ... | 05/30/2000 |
| 6057254 | Process for manufacture of an acoustic panel and acoustic panel with sandwich construction A dimensionally stable and fireproof acoustic panel includes an underlying panel covered on one or both sides by a cover panel. The underlying panel can be produced with a cover layer on the interior side thereof. The cover layer is composed of two layers... | 05/02/2000 |
| 5635263 | Reinforcing fiber sheet and concrete structure using same The present invention has an object to provide a reinforcing fiber sheet which permits sufficient reinforcement of a concrete structure with a smaller number of layers than in the conventional cases, without causing fracture of the sheet within a range of... | 06/03/1997 |
| 5631097 | Laminate insulation barriers having a cementitious structural matrix and methods for their manufacture Laminate insulation barriers including a highly insulative layer and a structural layer which has a cementitious structural matrix. The laminate insulation barriers are lightweight and more environmentally compatible than those currently used; they may au... | 05/20/1997 |
| 5346565 | Water barrier of water-swellable clay sandwiched between interconnected layers of flexible fabric needled together using a lubricant A multi-layer article of manufacture includes an intermediate layer of a water-swellable colloidal clay, such as bentonite, sandwiched between two layers of flexible sheet or fabric material wherein the two flexible layers of sheet or fabric material are ... | 09/13/1994 |
| 5346566 | Water barrier of water-swellable clay or other abrasive material sandwiched between interconnected layers of flexible fabric sewn or needled together using a lubricant and/or a liquid adhesive A multi-layer article of manufacture includes an intermediate layer of a water-swellable colloidal clay, such as bentonite, sandwiched between two layers of flexible sheet or fabric material wherein the two flexible layers of sheet or fabric material are ... | 09/13/1994 |
| 5221568 | Water and/or oil-permeable sealing mat consisting substantially of a substrate layer, a layer of swellable clay and a cover layer A water and/or oil-impermeable sealing mat is provided in form of a bentonite non-woven fabric combination with the possibility of transmitting shear from one batt layer to the other, i.e. on a slope shearing forces can be transmitted by the covering batt... | 06/22/1993 |
| 5174231 | Water-barrier of water-swellable clay sandwiched between interconnected layers of flexible fabric needled together using a lubricant A multi-layer article of manufacture includes an intermediate layer of a water-swellable colloidal clay, such as bentonite, sandwiched between two layers of flexible sheet or fabric material wherein the two flexible layers of sheet or fabric material are ... | 12/29/1992 |
| 5135805 | Method of manufacturing a water-resistant gypsum composition A method for incorporating siloxane into a water-resistant, gypsum-based article is disclosed, comprising, (A) adding said siloxane to water; (B) mixing said siloxane/water mixture with calcined gypsum to form an aqueous slurry; and (C) allowing said slur... | 08/04/1992 |
| 4810569 | Fibrous mat-faced gypsum board An exterior finishing system for a building. including particularly an exterior insulation system, which includes a fibrous mat-faced gypsum board, preferably a board in which the set gypsum core thereof is water resistant, and preferably one in which the... | 03/07/1989 |
| 4647496 | Use of fibrous mat-faced gypsum board in exterior finishing systems for buildings An exterior finishing system for a building, including particularly an exterior insulation system, which includes a fibrous mat-faced gypsum board, preferably a board in which the set gypsum core thereof is water resistant, and preferably one in which the... | 03/03/1987 |
| 4528238 | Production of fibre-reinforced cementitious composition A process for the production of a moldable fibre-containing cementitious composition in which at least one mat of a water-insoluble fibrous material is contacted with at least one surface of a shaped article of a moldable cementitious composition, the cem... | 07/09/1985 |
| 4297409 | Manufacture of articles from an organic material and a water-hardenable mass A material primarily for replacing asbestos-cement products includes a reinforcing network of continuous, fibrillated organic film and a water-hardened mass such as Portland cement and sand or alternatively gypsum. The organic film may be a polyolefin suc... | 10/27/1981 |
| 4242407 | Process for the manufacture of articles of water-hardening material An improved process for the manufacture of shaped articles from water-hardening materials reinforced with multiple layers of a fibrillated organic film. A plurality of networks are formed from fibrillated organic films and are simultaneously advanced into... | 12/30/1980 |
| 4195110 | Glass-reinforced composite gypsum board A reinforced gypsum board having glass fibers concentrated in the portions of the rehydrated stucco immediately below the surfaces of the board, these portions being further defined by a density that is substantially greater than that of the interior port... | 03/25/1980 |
| 4119755 | Fire retardant plate material The invention relates to a fire retardant plate material to be incorporated in partitions and doors in housing, mainly comprising mineral wool with a binding agent bonding the fibres together at intersections and in which material the mineral wool is pres... | 10/10/1978 |
