Patents by Inventor James S. Humphrey, Jr.

James S. Humphrey, Jr. 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).

  • Polycarbonate article coated with an adherent, durable organopolysiloxane coating and process for producing same
    Patent number: 4235954
    Abstract: A coated polycarbonate article comprising a polycarbonate substrate having (i) a primer layer comprising a UV cured reaction product of a polyfunctional acrylic ester monomer and an organic silicon compound of the formula R.sup.3.sub.c SiX.sub.(4-c) wherein R.sup.3 is an organic moiety containing olefinic unsaturation, X is an alkoxy, acyloxy and aryloxy group, and c is an integer of from 1 to 3; and (ii) a thermoset organopolysiloxane coating on said UV cured primer layer.A process for producing a coated polycarbonate article comprising (i) priming a polycarbonate substrate with a UV curable primer composition containing (a) a polyfunctional acrylic ester monomer, (b) an organic silicon compound of the formula R.sup.3.sub.c SiX.sub.(4-c), wherein R, X and c are as defined above; and (c) a UV photo initiator; (ii) UV curing said primer composition; (iii) applying an organopolysiloxane coating composition to the primed substrate; and (iv) curing the organopolysiloxane.
    Type: Grant
    Filed: May 24, 1979
    Date of Patent: November 25, 1980
    Assignee: General Electric Company
    Inventor: James S. Humphrey, Jr.
  • Polycarbonate articles coated with an adherent, durable organopolysiloxane coating and process for producing same
    Patent number: 4232088
    Abstract: A coated polycarbonate article comprising a polycarbonate substrate having (i) a primer layer containing a UV cured reaction product of (a) a polyfunctional acrylic ester monomer, (b) an organic silicon compound represented by the formula R.sup.4.sub.c SiX.sub.4-c wherein R.sup.4 is an organic group containing olefinic unsaturation, X is an alkoxy, acyloxy, and aryloxy group, and c is an integer of from 1 to 3, and (c) an acrylate modified polymer; and (ii) a thermoset organopolysiloxane coating on said UV cured primer layer.A process for producing a coated polycarbonate article comprising (i) priming a polycarbonate substrate with a UV curable primer composition containing (a) a polyfunctional acrylic acid ester monomer, (b) an organic silicon compound represented by the formula R.sup.4.sub.c SiX.sub.4-c, wherein R.sup.
    Type: Grant
    Filed: April 2, 1979
    Date of Patent: November 4, 1980
    Assignee: General Electric Company
    Inventor: James S. Humphrey, Jr.
  • Polycarbonate articles coated with an adherent, durable silica filled organopolysiloxane coating and process for producing same
    Patent number: 4218508
    Abstract: A coated polycarbonate article comprising a polycarbonate substrate having (i) a primer layer containing a UV cured reaction product of (a) a polyfunctional acrylic ester monomer, (b) an organic silicon compound represented by the formula R.sup.4.sub.c SiX.sub.4-c wherein R is an organic group containing olefinic unsaturation, X is an alkoxy, acyloxy, and aryloxy group, and c is an integer of from 1 to 3, and (c) an acrylate modified polymer; and (ii) a thermoset silica filled organopolysiloxane top coat on said UV cured primer layer.A process for producing a coated polycarbonate article comprising (i) priming a polycarbonate substrate with a UV curable primer composition containing (a) a polyfunctional acrylic acid ester monomer, (b) an organic silicon compound represented by the formula R.sup.4.sub.c SiX.sub.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: August 19, 1980
    Assignee: General Electric Company
    Inventor: James S. Humphrey, Jr.
  • Glass coated polycarbonate articles
    Patent number: 4200681
    Abstract: An abrasion, scratch, mar and solvent resistant glass coated non-opaque shaped polycarbonate article comprising a polycarbonate substrate having deposited on the surface thereof (i) an intermediate primer layer containing the photoreaction products of certain polyfunctional acrylic monomers; and (ii) a top layer of vapor deposited glass.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: April 29, 1980
    Assignee: General Electric Company
    Inventors: Walter L. Hall, James S. Humphrey, Jr.
  • Method of coating a polycarbonate substrate with glass
    Patent number: 4190681
    Abstract: A polycarbonate substrate is provided with an adherent, hard, abrasion and organic solvent resistant thin glass top coat by initially priming the substrate with a primer coating comprised of the photoreaction products of certain polyfunctional acrylic monomers and thereafter vapor depositing under vacuum onto the primed surface a thin glass top layer, the glass being evaporated by means of radio frequency induction heating.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: February 26, 1980
    Assignee: General Electric Company
    Inventors: Walter L. Hall, James S. Humphrey, Jr.
  • Polycarbonate article coated with an adherent, durable, silica filled organopolysiloxane coating and process for producing same
    Patent number: 4188451
    Abstract: A coated polycarbonate article comprising a polycarbonate substrate having (i) a primer layer comprising a UV cured reaction product of a polyfunctional acrylic ester monomer and an organic silicon compound of the formula R.sup.4.sub.c SiX.sub.4-c wherein R.sup.4 is an organic group containing olefinic unsaturation, X is an alkoxy, acyloxy and aryloxy group, and c is an integer of from 1 to 3; and (ii) a thermoset silica filled organopolysiloxane top coating on said UV cured primer layer.A process for producing a coated polycarbonate article comprising (i) priming a polycarbonate substrate with a UV curable primer composition containing (a) a polyfunctional acrylic ester monomer, (b) an organic silicon compound of the formula R.sup.4.sub.c SiX.sub.
    Type: Grant
    Filed: February 15, 1979
    Date of Patent: February 12, 1980
    Assignee: General Electric Company
    Inventor: James S. Humphrey, Jr.
  • Method of applying glass layers to polycarbonate
    Patent number: 4186221
    Abstract: A method of providing a uniform and tenaciously adhered hard inorganic glass layer on a polycarbonate substrate which comprises vaporizing the glass in vacuum and precipitating said glass on the polycarbonate substrate using radio frequency induction heating means to vaporize said glass.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: January 29, 1980
    Assignee: General Electric Company
    Inventors: Walter L. Hall, James S. Humphrey, Jr.