1
Gary Thomas Burns, James Richard Hahn, Clifford Carlton Reese: Hydrophobic organosilicate-modified silica gels. Dow Corning Corporation, William F Boley, May 12, 1998: US05750610 (30 worldwide citation)

The present invention is hydrophobic organosilicate-modified silica gels and a method for their preparation. The method comprises two steps, where in the first step an organosilicate-modified silica hydrosol is heat treated in the presence of a strong mineral acid at a pH less than about pH 1 to for ...


2
Gary Thomas Burns, Qin Deng, James Richard Hahn, Clifford Carlton Reese: Method for making hydrophobic silica gels under neutral conditions. Dow Corning Corporation, William F Boley, January 13, 1998: US05708069 (26 worldwide citation)

The present invention is hydrophobic silica gels and a method for their preparation under neutral conditions. The method comprises two steps, where in the first step the pH of a silica hydrosol is adjusted with a base to within a range of about pH 3 to pH 7 to facilitate formation of a silica hydrog ...


3
Gary Thomas Burns, Jon Vierling DeGroot Jr, James Richard Hahn, Daniel Anton Harrington, Patricia Ann Moore: Method for making hydrophobic non-aggregated colloidal silica. Dow Corning Corporation, William F Boley, April 18, 2000: US06051672 (23 worldwide citation)

A method for making hydrophobic non-aggregated colloidal silica comprising reacting an aqueous suspension of a hydrophilic non-aggregated colloidal silica having an average particle diameter greater than about 4 nm with a silicon compound at a pH less than about pH 4 in the presence of a sufficient ...


4
Ronald Paul Boisvert, Gary Thomas Burns, Timothy Chi Shan Chao, Dimitris Elias Katsoulis, Satyendra Kumar Sarmah: Silicone resin composites for fire resistance applications and method for fabricating same. Dow Corning Corporation, Catherine U Brown, October 26, 1999: US05972512 (20 worldwide citation)

A polymer matrix composite comprises a matrix of a cured methylsilsesquioxane resin and a reinforcing material. The composite has low heat release rate, smoke yield, and carbon monoxide yield when burned. After burning, the composite has high char yield and retains much of its initial tensile streng ...


5
Gary Thomas Burns, Qin Deng, James Richard Hahn, Thomas G Krivak, Timothy A Okel, Clifford Carlton Reese: Method for preparation of hydrophobic precipitated silica. Dow Corning Corporation, William F Boley, February 6, 2001: US06184408 (16 worldwide citation)

A method for the preparation of hydrophobic precipitated silica. The method comprises contacting an aqueous suspension of a hydrophilic precipitated silica with (1) a catalytic amount of an acid and (2) an organosilicon compound in the presence of (3) a water-miscible organic solvent in an amount su ...


6
Gary Thomas Burns, James Richard Hahn, Clifford Carlton Reese: Method for preparing hydrophobic silica gels. Dow Corning Corporation, William F Boley, August 4, 1998: US05789514 (13 worldwide citation)

A method for the preparation of hydrophobic silica gels which are useful as reinforcing fillers in rubber compositions. The method comprises two steps, where in the first step a silica hydrosol is contacted with a sufficient concentration of a strong mineral acid at a pH less than about pH 1 to form ...


7
Gary Thomas Burns, Michael Robert Reiter: Optically clear liquid silicone rubber. Dow Corning Corporation, William F Boley, August 26, 1997: US05661210 (10 worldwide citation)

An optically clear platinum-group metal curable liquid silicone rubber composition having good physical properties. The composition comprises a vinyldimethylsiloxy-terminated polydimethyl(diphenyl)siloxane copolymer comprising about 1 to 20 mole percent diphenylsiloxy units and having a viscosity wi ...


8
Gary Thomas Burns, Qin Deng, James Richard Hahn, Clifford Carlton Reese: Process for making hydrophobic silica with reduced surface area under neutral conditions. Dow Corning Corporation, Wiliam F Boley, August 24, 1999: US05942590 (9 worldwide citation)

The present invention is hydrophobic silica gels having a reduced surface area and a method for their preparation under neutral conditions. The method comprises two steps, where in the first step the pH of a mixture comprising a silica hydrosol and colloidal silica is adjusted with a base to within ...


9
Gary Thomas Burns, Qin Deng, James Richard Hahn, Clifford Carlton Reese: Neutral-aged hydrophobic silica gels with reduced surface area. Dow Corning Corporation, William F Boley, August 22, 2000: US06107351 (8 worldwide citation)

The present invention is neutral-aged hydrophobic silica gels having a reduced surface area and a method for their preparation. The method comprises three steps, where in the first step a mixture comprising a silica hydrosol and colloidal silica is contacted with a strong mineral acid at a pH less t ...


10
Gary Thomas Burns, Qin Deng, James Richard Hahn, Clifford Carlton Reese: Neutral-aged hydrophobic organosilicate-modified silica gels. Dow Corning Corporation, William F Boley, September 15, 1998: US05807501 (5 worldwide citation)

The present invention is neutral-aged hydrophobic organosilicate-modified silica gels and a method for their preparation. The method comprises three steps, where in the first step an organosilicate-modified silica hydrosol is contacted with a strong mineral acid at a pH less than about 1 to form an ...



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