Patents by Inventor Shengping Pan

Shengping Pan 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).

  • Patent number: 9975312
    Abstract: A molded article, comprises: an insert comprising metal, glass, and combinations comprising at least one of the foregoing; a composition injection molded in a first shot on at least a portion of the insert forming a part; and a thermoplastic material injection molded on at least a portion of the part in a second shot of a double shot process. The composition comprises: a) an aromatic polycarbonate (PC) and poly(1,4-cyclohexane dimethylene 1,4-cyclohexanedicarboxylate) (PCCD), the weight ratio of PC to PCCD being in the range of 30 to 90 PC to 70 to 10 PCCD, b) glass fiber greater than or equal to 0.75 mm in length and the quantity of glass fiber from 1 to 50 wt. % of the composition, and c) the refractive index of the polycarbonate and PCCD closely matching the refractive index of the glass fiber and being in the range of from 1.540 to 1.570.
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: May 22, 2018
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Qingya Shen, Xin Kong, Shipu Cao, Narong An, Jong-Min Choi, Shengping Pan
  • Patent number: 9897722
    Abstract: An optically diffusive plastic can comprise 40 to 94.9 mass % of a polymer resin matrix; 5 to 50 mass % of a glass filler; and 0.1 to 10 mass % of a light diffusing component; wherein the difference between refractive index of the polymer resin matrix and refractive index of the glass filler is less than or equal to 0.02; wherein a 1 millimeter (mm) thick sample of the optically diffusive plastic comprises a DLD value of greater than or equal to 1 degree (°) as measured by goniophotometry; wherein the 1 mm thick sample comprises a total transmittance of greater than or equal to 40% for incident light having a wavelength of 360 nanometers (nm) to 750 nm in air; and wherein a 3.2 mm thick sample of the optically diffusive plastic comprises a flexural modulus, measured at 23° C., of greater than or equal to 2,500 Megapascal (MPa).
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: February 20, 2018
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Shengping Pan, Jian Yang, Yu Ding, Guangde Huang, Narong An
  • Publication number: 20170086285
    Abstract: Disclosed herein is a circuit assembly including a polyetherimide dielectric layer; a conductive metal layer disposed on the dielectric layer; and a supporting metal matrix layer disposed on the dielectric layer on a side opposite the conductive metal layer. The polyetherimide dielectric layer includes a polyetherimide having a glass transition temperature of 200° C. or more. The circuit assembly has the same adhesion, within+10%, as determined by IPC-TM-650 test methods, before and after thermal stress at 280° C. for 30 minutes in accordance with SJ 20780-2000. Also disclosed are methods of preparing the circuit assembly, and articles including the circuit assembly.
    Type: Application
    Filed: May 12, 2015
    Publication date: March 23, 2017
    Inventors: Jian Yang, Shengping Pan, Andries J.P. van Zyl
  • Publication number: 20160070027
    Abstract: An optically diffusive plastic can comprise 40 to 94.9 mass % of a polymer resin matrix; 5 to 50 mass % of a glass filler; and 0.1 to 10 mass % of a light diffusing component; wherein the difference between refractive index of the polymer resin matrix and refractive index of the glass filler is less than or equal to 0.02; wherein a 1 millimeter (mm) thick sample of the optically diffusive plastic comprises a DLD value of greater than or equal to 1 degree (°) as measured by goniophotometry; wherein the 1 mm thick sample comprises a total transmittance of greater than or equal to 40% for incident light having a wavelength of 360 nanometers (nm) to 750 nm in air; and wherein a 3.2 mm thick sample of the optically diffusive plastic comprises a flexural modulus, measured at 23° C., of greater than or equal to 2,500 Megapascal (MPa).
    Type: Application
    Filed: September 10, 2015
    Publication date: March 10, 2016
    Inventors: Shengping Pan, Jian Yang, Yu Ding, Guangde Huang, Narong An
  • Publication number: 20140170397
    Abstract: According to an embodiment, a molded article, comprises: an insert comprising metal, glass, and combinations comprising at least one of the foregoing; a composition injection molded in a first shot on at least a portion of the insert forming a part; and a thermoplastic material injection molded on at least a portion of the part in a second shot of a double shot process, wherein the thermoplastic material of the second shot adheres to at least a portion of the composition of the first shot; and the molded article is configured to be attached to an electronic device. The composition comprises: a) an aromatic polycarbonate (PC) and poly(1,4-cyclohexane dimethylene 1,4-cyclohexanedicarboxcylate) (PCCD), the weight ratio of PC to PCCD being in the range of 30 to 90 PC to 70 to 10 PCCD, b) glass fiber greater than or equal to 0.75 mm in length and the quantity of glass fiber from 1 to 50 wt.
    Type: Application
    Filed: September 11, 2013
    Publication date: June 19, 2014
    Applicant: SABIC INNOVATIVE PLASTICS IP B.V.
    Inventors: Qingya Shen, Xin Kong, Shipu Cao, Narong An, Jong-Min Choi, Shengping Pan
  • Patent number: 8557158
    Abstract: According to an embodiment, disclosed is a method for making a molded article. The method comprises: locating an insert comprising metal, glass, or combination comprising at least one of the foregoing, in a tooling of a double shot injection molding apparatus; and injection molding, in a first shot on at least a portion of the insert to form a part, a composition. The composition comprises: a) an aromatic polycarbonate (PC) and poly(1,4-cyclohexane dimethylene 1,4-cyclohexanedicarboxcylate) (PCCD), the weight ratio of PC to PCCD being in the range of 30 to 90 PC to 70 to 10 PCCD, b) glass fiber greater than or equal to 0.75 mm in length and the quantity of glass fiber from 1 to 50 wt. % of the composition, and c) the refractive index of the polycarbonate and PCCD closely matching the refractive index of the glass fiber and being in the range of from 1.540 to 1.570. The method further comprises injection molding a thermoplastic material on at least a portion of the part in a second shot.
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: October 15, 2013
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Qingya Shen, Xin Kong, Shipu Cao, Narong An, Jong-Min Choi, Shengping Pan
  • Publication number: 20130052465
    Abstract: According to an embodiment, disclosed is a method for making a molded article. The method comprises: locating an insert comprising metal, glass, or combination comprising at least one of the foregoing, in a tooling of a double shot injection molding apparatus; and injection molding, in a first shot on at least a portion of the insert to form a part, a composition. The composition comprises: a) an aromatic polycarbonate (PC) and poly(1,4-cyclohexane dimethylene 1,4-cyclohexanedicarboxcylate) (PCCD), the weight ratio of PC to PCCD being in the range of 30 to 90 PC to 70 to 10 PCCD, b) glass fiber greater than or equal to 0.75 mm in length and the quantity of glass fiber from 1 to 50 wt. % of the composition, and c) the refractive index of the polycarbonate and PCCD closely matching the refractive index of the glass fiber and being in the range of from 1.540 to 1.570. The method further comprises injection molding a thermoplastic material on at least a portion of the part in a second shot.
    Type: Application
    Filed: August 23, 2011
    Publication date: February 28, 2013
    Applicant: SABIC INNOVATIVE PLASTICS IP B.V.
    Inventors: Qingya Shen, Xin Kong, Shipu Cao, Narong An, Jong-Min Choi, Shengping Pan