Patents by Inventor Shenshen Wu

Shenshen Wu 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).

  • Polyurea and polyurethane compositions for golf equipment
    Patent number: 8674051
    Abstract: Golf equipment having improved cut and shear resistance that includes a polyurea composition, preferably saturated and/or water resistant, formed of a polyurea prepolymer and a curing agent, wherein the polyurea prepolymer includes an isocyanate and an amine-terminated compound, and wherein the curing agent includes a hydroxy-terminated curing agent, amine-terminated curing agent, or a mixture thereof.
    Type: Grant
    Filed: September 27, 2011
    Date of Patent: March 18, 2014
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, David A. Bulpett, Murali Rajagopalan
  • Compositions useful in golf balls
    Patent number: 8557947
    Abstract: Curable polyurethane, polyurea and polyurethane/polyurea compositions that are particularly useful as the outer layer and/or at least one inner layer of golf balls, cured compositions, golf balls comprising the cured composition, and methods of increasing the initial velocity of a golf ball using the curable polyurethane, polyurea and polyurethane/poly urea compositions are disclosed.
    Type: Grant
    Filed: October 26, 2012
    Date of Patent: October 15, 2013
    Assignees: The Hanson Group, LLC, Formost Golf Manufacturing, Ltd.
    Inventors: Wallace Lee Hanson, Jr., Kevin W. Light, Ray Vernon Scott, Jr., Shenshen Wu
  • Golf balls containing interpenetrating polymer networks
    Patent number: 8353788
    Abstract: The present invention is directed to a golf ball that contains an interpenetrating polymer network, or IPN, including at least two polymeric components. These IPNs may be present in any golf ball layer, although in an intermediate or cover layer in one preferred embodiment. The present invention is also directed to methods of forming a golf ball containing an IPN in one or more of the layers.
    Type: Grant
    Filed: September 17, 2008
    Date of Patent: January 15, 2013
    Assignee: Acushnet Company
    Inventors: Manjari Kuntimaddi, Shenshen Wu, Kevin M. Harris, Murali Rajagopalan, David A. Bulpett, Mitchell E. Lutz
  • Compositions useful in golf balls
    Patent number: 8324336
    Abstract: Curable polyurethane, polyurea and polyurethane/polyurea compositions that are particularly useful as the outer layer and/or at least one inner layer of golf balls, cured compositions, golf balls comprising the cured composition, and methods of increasing the initial velocity of a golf ball using the curable polyurethane, polyurea and polyurethane/polyurea compositions are disclosed.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: December 4, 2012
    Assignees: The Hanson Group, LLC, Foremost Golf Manufacturing, Ltd.
    Inventors: Wallace Lee Hanson, Jr., Kevin W. Light, Ray Vernon Scott, Jr., Shenshen Wu
  • Polyurethane compositions for golf balls
    Patent number: 8227565
    Abstract: A method of forming golf balls with at least a portion formed from polyurethane and polyurea compositions employing a curative blend that includes a pigment, a curing agent, and a compatible freezing point depressing agent so that the curative blend has a lower freezing point than the curing agent by itself and the blend does not lose pigment dispersion upon solidification and subsequent thawing.
    Type: Grant
    Filed: February 14, 2011
    Date of Patent: July 24, 2012
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, Kelly J. Gasper, Constantine A. Kondos, Murali Rajagopalan
  • POLYUREA AND POLYURETHANE COMPOSITIONS FOR GOLF EQUIPMENT
    Publication number: 20120015758
    Abstract: Golf equipment having improved cut and shear resistance that includes a polyurea composition, preferably saturated and/or water resistant, formed of a polyurea prepolymer and a curing agent, wherein the polyurea prepolymer includes an isocyanate and an amine-terminated compound, and wherein the curing agent includes a hydroxy-terminated curing agent, amine-terminated curing agent, or a mixture thereof.
    Type: Application
    Filed: September 27, 2011
    Publication date: January 19, 2012
    Applicant: Acushnet Company
    Inventors: Shenshen WU, David A. Bulpett, Murali Rajagopalan
  • Thin-layer-covered golf ball with improved velocity
    Patent number: 8093337
    Abstract: Golf balls including cores formed from polybutadiene reaction products having a percent change in dynamic stiffness from 0° C. to ?50° C. of less than 130 percent where the reaction products include a resilient polymer component, a crosslinking material, a cis-to-trans catalyst, and a free radical source. The golf balls may be formed with polyurethane covers, covers formed from castable reactive liquid materials, among other materials. The golf balls may also include an intermediate layer.
    Type: Grant
    Filed: May 7, 2009
    Date of Patent: January 10, 2012
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, Edmund A. Hebert, Laurent Bissonnette, David A. Bulpett, Murali Rajagopalan, Peter Voorheis, Mark N. Wrigley
  • Polyurea and polyurethane compositions for golf equipment
    Patent number: 8026334
    Abstract: Golf equipment having improved cut and shear resistance that includes a polyurea composition, preferably saturated and/or water resistant, formed of a polyurea prepolymer and a curing agent, wherein the polyurea prepolymer includes an isocyanate and an amine-terminated compound, and wherein the curing agent includes a hydroxy-terminated curing agent, amine-terminated curing agent, or a mixture thereof.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: September 27, 2011
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, David A. Bulpett, Murali Rajagopalan
  • Golf ball compositions with improved temperature performance, heat resistance, and resiliency
    Patent number: 8013101
    Abstract: Golf ball compositions, and components formed therefrom, including trifunctional materials, such as trifunctional isocyanates, polyols, and amines, that have improved performance and durability characteristics, e.g., improved heat resistance, improved resiliency, and dimensional stability.
    Type: Grant
    Filed: April 20, 2010
    Date of Patent: September 6, 2011
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, Shawn Ricci
  • POLYURETHANE COMPOSITIONS FOR GOLF BALLS
    Publication number: 20110136974
    Abstract: A method of forming golf balls with at least a portion formed from polyurethane and polyurea compositions employing a curative blend that includes a pigment, a curing agent, and a compatible freezing point depressing agent so that the curative blend has a lower freezing point than the curing agent by itself and the blend does not lose pigment dispersion upon solidification and subsequent thawing.
    Type: Application
    Filed: February 14, 2011
    Publication date: June 9, 2011
    Applicant: Acushnet Company
    Inventors: SHENSHEN WU, KELLY J. GASPER, CONSTANTINE A. KONDOS, MURALI RAJAGOPALAN
  • COMPOSITIONS FOR GOLF EQUIPMENT
    Publication number: 20110130222
    Abstract: The present invention is directed to golf balls having at least one layer formed from a polyurea composition. The polyurea is formed by combining a polyurea prepolymer, a polyamine curative, and a tin catalyst. Golf balls of the present invention include one-piece, two-piece, multi-layer, and wound golf balls. The composition may be present in any one or more of a core layer, a cover layer, or an intermediate layer.
    Type: Application
    Filed: February 7, 2011
    Publication date: June 2, 2011
    Inventors: Murali Rajagopalan, Shawn Ricci, Manjari Kuntimaddi, Shenshen Wu
  • Polyurethane compositions for golf balls
    Patent number: 7888449
    Abstract: A method of forming golf balls with at least a portion formed from polyurethane and polyurea compositions employing a curative blend that includes a pigment, a curing agent, and a compatible freezing point depressing agent so that the curative blend has a lower freezing point than the curing agent by itself and the blend does not lose pigment dispersion upon solidification and subsequent thawing.
    Type: Grant
    Filed: January 19, 2010
    Date of Patent: February 15, 2011
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, Kelly J. Gasper, Constantine A. Kondos, Murali Rajagopalan
  • Interpenetrating polymer networks using blocked polyurethane/polyurea prepolymers for golf ball layers
    Patent number: 7888448
    Abstract: The present invention is directed to a method of forming a golf ball that contains an interpenetrating polymer network, or IPN, which includes at least two polymeric systems, in one or more of the layers. The first polymeric system may include a polyurethane-based or polyurea-based system having blocked isocyanate groups and the second polymeric system may include an epoxy-based or acrylic-based system, wherein the two systems are polymerized or cured simultaneously or sequentially to form an IPN.
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: February 15, 2011
    Assignee: Acushnet Company
    Inventors: Manjari Kuntimaddi, Shenshen Wu, Murali Rajagopalan
  • Golf ball compositions with improved temperature performance, heat resistance, and resiliency
    Patent number: 7872087
    Abstract: Golf ball compositions, and components formed therefrom, including trifunctional materials, such as trifunctional isocyanates, polyols, and amines, that have improved performance and durability characteristics, e.g., improved heat resistance, improved resiliency, and dimensional stability.
    Type: Grant
    Filed: April 17, 2009
    Date of Patent: January 18, 2011
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, Shawn Ricci
  • Interpenetrating polymer networks using blocked polyurethane/polyurea prepolymers for golf ball layers
    Patent number: 7851561
    Abstract: The present invention is directed to a method of forming a golf ball that contains an interpenetrating polymer network, or IPN, which includes at least two polymeric systems, in one or more of the layers. The first polymeric system may include a polyurethane-based or polyurea-based system having blocked isocyanate groups and the second polymeric system may include an epoxy-based or acrylic-based system, wherein the two systems are polymerized or cured simultaneously or sequentially to form an IPN.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: December 14, 2010
    Assignee: Acushnet Company
    Inventors: Manjari Kuntimaddi, Shenshen Wu, Murali Rajagopalan
  • POLYUREA AND POLYURETHANE COMPOSITIONS FOR GOLF EQUIPMENT
    Publication number: 20100304892
    Abstract: Golf equipment having improved cut and shear resistance that includes a polyurea composition, preferably saturated and/or water resistant, formed of a polyurea prepolymer and a curing agent, wherein the polyurea prepolymer includes an isocyanate and an amine-terminated compound, and wherein the curing agent includes a hydroxy-terminated curing agent, amine-terminated curing agent, or a mixture thereof.
    Type: Application
    Filed: August 4, 2010
    Publication date: December 2, 2010
    Applicant: Acushnet Company
    Inventors: Shenshen Wu, David A. Bulpett, Murali Rajagopalan
  • GOLF BALL COMPOSITIONS WITH IMPROVED TEMPERATURE PERFORMANCE, HEAT RESISTANCE, AND RESILIENCY
    Publication number: 20100255935
    Abstract: Golf ball compositions, and components formed therefrom, including trifunctional materials, such as trifunctional isocyanates, polyols, and amines, that have improved performance and durability characteristics, e.g., improved heat resistance, improved resiliency, and dimensional stability.
    Type: Application
    Filed: April 20, 2010
    Publication date: October 7, 2010
    Applicant: Acushnet Company
    Inventors: Shenshen Wu, Shawn Ricci
  • COMPOSITIONS FOR GOLF EQUIPMENT
    Publication number: 20100255934
    Abstract: The present invention is directed to golf balls having at least one layer formed from a polyurea composition. The polyurea is formed by combining an aliphatic polyurea prepolymer, a diamine curative, and a cyclic carbonate diluent. Golf balls of the present invention include one-piece, two-piece, multi-layer, and wound golf balls. The composition may be present in any one or more of a core layer, a cover layer, or an intermediate layer.
    Type: Application
    Filed: March 26, 2010
    Publication date: October 7, 2010
    Inventors: Murali Rajagopalan, Manjari Kuntimaddi, Shenshen Wu, Shawn Ricci, Kevin M. Harris
  • COMPOSITIONS FOR GOLF EQUIPMENT
    Publication number: 20100240469
    Abstract: The present invention is directed to golf balls having at least one layer formed from a polyurea composition. The polyurea is formed by combining a polyurea prepolymer, a polyamine curative, and a tin catalyst. Golf balls of the present invention include one-piece, two-piece, multi-layer, and wound golf balls. The composition may be present in any one or more of a core layer, a cover layer, or an intermediate layer.
    Type: Application
    Filed: June 3, 2010
    Publication date: September 23, 2010
    Inventors: Murali Rajagopalan, Shawn Ricci, Manjari Kuntimaddi, Shenshen Wu
  • Polyurea and polyurethane compositions for golf equipment
    Patent number: 7786243
    Abstract: Golf equipment having improved cut and shear resistance that includes a polyurea composition, preferably saturated and/or water resistant, formed of a polyurea prepolymer and a curing agent, wherein the polyurea prepolymer includes an isocyanate and an amine-terminated compound, and wherein the curing agent includes a hydroxy-terminated curing agent, amine-terminated curing agent, or a mixture thereof.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: August 31, 2010
    Assignee: Acushnet Company
    Inventors: Shenshen Wu, David A. Bulpett, Murali Rajagopalan