Patents by Inventor William J. Raleigh

William J. Raleigh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fluorescent brightening of cosmetic compositions
    Patent number: 5830446
    Abstract: Fluorescent brightening compounds increase the apparent color intensity or shine of cosmetic compositions.
    Type: Grant
    Filed: May 19, 1997
    Date of Patent: November 3, 1998
    Assignee: General Electric Company
    Inventors: Marianne D. Berthiaume, William J. Raleigh, deceased, Richard J. Uriarte
  • Alkylpolysiloxanes
    Patent number: 5654389
    Abstract: The present invention relates to a method for high viscosity bridged alkylpolysiloxane utilizing tetramethyldivinylsiloxane.
    Type: Grant
    Filed: April 8, 1996
    Date of Patent: August 5, 1997
    Assignee: General Electric Company
    Inventor: William J. Raleigh
  • Method for putting silicone onto polycarbonate
    Patent number: 5624985
    Abstract: A novel method for putting silicone onto polycarbonate is disclosed comprising preparing a mixture of a silicone, a polycarbonate and a solvent, heating the mixture to reflux and recovering the solid powdery residue.
    Type: Grant
    Filed: December 12, 1994
    Date of Patent: April 29, 1997
    Assignee: General Electric Company
    Inventors: Michael A. Lucarelli, William J. Raleigh, Kimberlie A. Schryer
  • Curable siloxane polymers containing integral UV absorbers
    Patent number: 5612438
    Abstract: Novel curable siloxane polymers having integral ultra-violet light absorbers are disclosed which are useful in preparing a variety of commercial silicone products requiring excellent resistance to loss of UV protection due to external forces.
    Type: Grant
    Filed: October 25, 1995
    Date of Patent: March 18, 1997
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Raymond J. Thimineur, James A. Campagna
  • High refractive index phenol-modified siloxanes
    Patent number: 5541278
    Abstract: Novel phenyl-modified phenol-modified siloxanes having at least a 50 weight percent aromatic content are disclosed and found to exhibit improved refractive index. A hydrosilation reaction process of preparing such modified siloxanes is also disclosed.
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: July 30, 1996
    Assignee: General Electric Company
    Inventors: William J. Raleigh, James A. Campagna, Michael A. Lucarelli
  • Silicone polyether surfactants synthesized using carbamate linkage
    Patent number: 5539136
    Abstract: A novel polysiloxane polyether copolymer useful as a silicone surface active agent is disclosed having improved polyether versatility.
    Type: Grant
    Filed: September 22, 1994
    Date of Patent: July 23, 1996
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Michael A. Lucarelli, Raymond J. Thimineur
  • Silicone polyether carboxylic acids
    Patent number: 5523375
    Abstract: A polyether silicone carboxylic acid or salt composition thereof useful for personal care applications.
    Type: Grant
    Filed: July 12, 1995
    Date of Patent: June 4, 1996
    Assignee: General Electric Company
    Inventors: William J. Raleigh, James A. Campagna, Michael A. Lucarelli
  • Amino acid functionalized silicones and method for preparation
    Patent number: 5516869
    Abstract: Organofunctional siloxanes useful in a wide variety of personal care and plastics applications are disclosed having a carboxyalkylaminoalkyl functionality.
    Type: Grant
    Filed: January 10, 1995
    Date of Patent: May 14, 1996
    Assignee: General Electric Company
    Inventors: Michael A. Lucarelli, William J. Raleigh
  • Silicone polyether alkyl copolymer synthesis
    Patent number: 5451692
    Abstract: There is disclosed novel silicone polyether alkyl copolymers, and a method for their preparation, for use as emulsifiers in improved stability water-in-oil emulsions.
    Type: Grant
    Filed: December 29, 1994
    Date of Patent: September 19, 1995
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Raymond J. Thimineur
  • Silicone polyether carboxylic acids
    Patent number: 5447997
    Abstract: A polyether silicone carboxylic acid or salt composition thereof useful for personal care applications.
    Type: Grant
    Filed: March 11, 1994
    Date of Patent: September 5, 1995
    Assignee: General Electric Company
    Inventors: William J. Raleigh, James A. Campagna, Michael A. Lucarelli
  • Copolymers of isocyanato silicones and plastics which contain active hydrogen substituents
    Patent number: 5412132
    Abstract: A novel isocyanato-endcapped siloxane compound and a method of preparation are disclosed, and which can be further copolymerized with a variety of thermoplastic resins containing active hydrogen substituents such as polycarbonates and polyphenylene ethers.
    Type: Grant
    Filed: April 28, 1994
    Date of Patent: May 2, 1995
    Assignee: General Electric Company
    Inventors: Michael A. Lucarelli, William J. Raleigh, Larry N. Lewis
  • Silicone polyether alkyl copolymer synthesis
    Patent number: 5401870
    Abstract: There is disclosed novel silicone polyether alkyl copolymers, and a method for their preparation, for use as emulsifiers in improved stability water-in-oil emulsions.
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: March 28, 1995
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Raymond J. Thimineur
  • Amino acid functionalized silicones and method for preparation
    Patent number: 5399653
    Abstract: Organofunctional siloxanes useful in a wide variety of personal care and plastics applications are disclosed having a carboxyalkylaminoalkyl functionality.
    Type: Grant
    Filed: October 29, 1993
    Date of Patent: March 21, 1995
    Assignee: General Electric Company
    Inventors: Michael A. Lucarelli, William J. Raleigh
  • 2 in 1 shampoo system and conditioner comprising a silicon-polyether copolymer
    Patent number: 5393452
    Abstract: Two in one shampoo compositions and hair conditioner compositions comprising a high molecular weight, high viscosity silicone-polyether copolymer are disclosed having improved anti static properties.
    Type: Grant
    Filed: September 14, 1993
    Date of Patent: February 28, 1995
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Raymond J. Thimineur, Stanley J. Stoklosa
  • Phenol-modified silicones
    Patent number: 5378789
    Abstract: The present invention provides novel silicone compositions comprising phenol-modified branched and cyclic silicones which provide improved low temperature viscosity properties.
    Type: Grant
    Filed: March 8, 1993
    Date of Patent: January 3, 1995
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Donald S. Johnson, Michael A. Lucarelli, Gary C. Davis, James F. Hoover
  • Method of preparing curable siloxane polymers containing integral UV absorbers
    Patent number: 5310845
    Abstract: Novel curable siloxane polymers having integral ultra-violet light absorbers are disclosed which are useful in preparing a variety of commercial silicone products requiring excellent resistance to loss of UV protection due to external forces.
    Type: Grant
    Filed: November 10, 1992
    Date of Patent: May 10, 1994
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Raymond J. Thimineur, James A. Campagna
  • Epoxy-capped branched silicones and copolymers thereof
    Patent number: 5292827
    Abstract: There is disclosed a novel epoxy-modified branched epoxy copolymerizate which can be copolymerized with other thermoplastics, such as polycarbonates, to modify melt flow.
    Type: Grant
    Filed: February 25, 1993
    Date of Patent: March 8, 1994
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Michael A. Lucarelli, James F. Hoover
  • Stable water in oil emulsions
    Patent number: 5292503
    Abstract: There is described water-in-oil emulsions containing polysiloxane surface active agents which can be formulated into lotions for use in sunscreens and skin care products.
    Type: Grant
    Filed: October 9, 1991
    Date of Patent: March 8, 1994
    Assignee: General Electric Company
    Inventors: William J. Raleigh, Raymond J. Thimineur
  • Amino acid functionalized silicones and method for preparation
    Patent number: 5272241
    Abstract: Organofunctional siloxanes useful in a wide variety of personal care and plastics applications are disclosed having a carboxyalkylaminoalkyl functionality.
    Type: Grant
    Filed: August 21, 1992
    Date of Patent: December 21, 1993
    Assignee: General Electric Company
    Inventors: Michael A. Lucarelli, William J. Raleigh
  • Articles made of high refractive index phenol-modified siloxanes
    Patent number: 5272013
    Abstract: Articles of manufacture having improved refractive index made of phenol-modified siloxanes are described. One use of these articles is as optical lenses.
    Type: Grant
    Filed: August 21, 1992
    Date of Patent: December 21, 1993
    Assignee: General Electric Company
    Inventors: William J. Raleigh, James A. Campagna, Michael A. Lucarelli