1
Harvey Dale DeFord, James A Gleeson, Donald J Merkley: Composite building material. James Hardie International Finance, Knobbe Martens Olson & Bear, September 13, 2005: US06941720 (80 worldwide citation)

This invention generally pertains to a composite building material comprising a lightweight core with a thin fiber cement facing on one side of the core and a second facing material on the other side. The fiber cement facing that is used on at least one of the faces of the building material is 3/16″ ...


2
Donald J Merkley, Caidian Luo: Fiber cement composite materials using sized cellulose fibers. James Hardie Research, Knobbe Martens Olson & Bear, January 13, 2004: US06676745 (72 worldwide citation)

This invention discloses a new technology related to cellulose fiber reinforced cement composite materials using cellulose fibers that are treated with inorganic and/or organic resins to make the fibers more hydrophobic, as well as other chemical treatments. This invention discloses four aspects of ...


3
Donald J Merkley, Caidian Luo: Fiber cement composite materials using cellulose fibers loaded with inorganic and/or organic substances. James Hardie Research, Knobbe Martens Olson & Bear, January 13, 2004: US06676744 (55 worldwide citation)

This invention discloses a new technology related to cellulose fiber reinforced cement composite materials using the loaded cellulose fibers. This invention discloses four aspects of the technology: fiber treatment, formulation, method and final product. This technology advantageously provides fiber ...


4
Donald J Merkley, Caidian Luo: Fiber cement composite materials using cellulose fibers loaded with inorganic and/or organic substances. James Hardie Research, Knobbe Martens Olson & Bear, March 29, 2005: US06872246 (33 worldwide citation)

This invention discloses a new technology related to cellulose fiber reinforced cement composite materials using the loaded cellulose fibers. This invention discloses four aspects of the technology: fiber treatment, formulation, method and final product. This technology advantageously provides fiber ...


5
Caidian Luo, Donald J Merkley: Fiber reinforced cement composite materials using chemically treated fibers with improved dispersibility. James Hardie International Finance, Gardere Wynne Sewell, March 18, 2008: US07344593 (31 worldwide citation)

A fiber-reinforced building material in one embodiment incorporates cellulose fibers that are chemically treated with a dispersant to impart improved dispersibility to the fibers. The fibers are treated with a dispersant which deactivates the hydroxyl sites of the fiber surfaces and in some cases, m ...


6
Donald J Merkley, Caidian Luo: Fiber cement composite material using biocide treated durable cellulose fibers. James Hardie Research, Knobbe Martens Olson & Bear, August 17, 2004: US06777103 (27 worldwide citation)

A fiber cement composite material providing improved rot resistance and durability, the composite material incorporating biocide treated fibrous pulps to resist microorganism attacks. The biocide treated fibers have biocides attached to inner and outer surfaces of individualized fibers to protect th ...


7
James A Gleeson, Mark T Fisher, Donald J Merkley: Fiber-cement/gypsum laminate composite building material. James Hardie Research, Knobbe Martens Olson & Bear, May 13, 2003: US06562444 (16 worldwide citation)

A building material is provided in which fiber-cement is laminated to gypsum to form a single piece laminate composite. This single piece laminate composite exhibits improved fire resistance and surface abuse and impact resistance, but achieves these properties without the excessive weight and thick ...


8
Weiling Peng, James A Gleeson, Donald J Merkley: Pre-finished and durable building material. James Hardie Research, Knobbe Martens Olson & Bear, February 10, 2004: US06689451 (14 worldwide citation)

This invention relates generally to a pre-finished, moisture resistant and durable building material that is able to diffuse stress caused by variations in temperature and climate. One preferred embodiment of the building material includes a fiber cement substrate, at least one resin impregnated pap ...


9
Weiling Peng, James A Gleeson, Donald J Merkley: Pre-finished and durable building material. James Hardie International Finance, Gardere Wynne Sewell, April 28, 2009: US07524555 (4 worldwide citation)

A pre-finished, moisture resistant and durable building material is provided. In one embodiment the building material includes a fiber cement substrate having a first side and a second side, at least one resin impregnated paper over at least one of the first and second sides, and a stress-relieving ...


10
Caidian Luo, Donald J Merkley: Fiber cement composite materials using bleached cellulose fibers. Gardere Wynne Sewell, May 17, 2011: US07942964 (4 worldwide citation)

A fiber cement composite material that incorporates a blend of bleached and unbleached cellulose fibers as a partial or complete substitute for premium grade cellulose pulp is provided. Bleached standard grade cellulose fibers are used in conjunction with unbleached, standard grade cellulose fibers ...