Patents by Inventor Wenfeng LV

Wenfeng LV 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: 10072148
    Abstract: The present invention provides a resin composition comprising: (A) 100 parts by weight of epoxy resin; (B) from 10 to 80 parts by weight of benzoxazine resin; (C) from 10 to 50 parts by weight of dicyclopentadiene phenol resin; and (D) from 0.5 to 5 parts by weight of amine hardener; wherein the resin composition is free of diallyl bisphenol A (DABPA).
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: September 11, 2018
    Assignee: ELITE ELECTRONIC MATERIAL (KUNSHAN) CO., LTD.
    Inventors: Rongtao Wang, Yu-Te Lin, Wenjun Tian, Ziqian Ma, Wenfeng Lv, Ningning Jia
  • Publication number: 20180072884
    Abstract: The present invention provides a resin composition comprising: (A) 100 parts by weight of epoxy resin; (B) from 10 to 80 parts by weight of benzoxazine resin; (C) from 10 to 50 parts by weight of dicyclopentadiene phenol resin; and (D) from 0.5 to 5 parts by weight of amine hardener; wherein the resin composition is free of diallyl bisphenol A (DABPA).
    Type: Application
    Filed: November 15, 2017
    Publication date: March 15, 2018
    Inventors: Rongtao WANG, Yu-Te Lin, Wenjun Tian, Ziqian Ma, Wenfeng LV, Ningning Jia
  • Patent number: 9850375
    Abstract: The present invention provides a resin composition comprising: (A) 100 parts by weight of epoxy resin; (B) from 10 to 80 parts by weight of benzoxazine resin; (C) from 10 to 50 parts by weight of dicyclopentadiene phenol resin; and (D) from 0.5 to 5 parts by weight of amine hardener; wherein the resin composition is free of diallyl bisphenol A (DABPA).
    Type: Grant
    Filed: August 23, 2013
    Date of Patent: December 26, 2017
    Assignee: ELITE ELECTRONIC MATERIAL (KUNSHAN) CO. LTD.
    Inventors: Rongtao Wang, Yu-Te Lin, Wenjun Tian, Ziqian Ma, Wenfeng Lv, Ningning Jia
  • Patent number: 9574070
    Abstract: A low dissipation factor resin composition comprises the following components: (A) an aromatic tetrafunctional vinylbenzyl monomer, its prepolymer or a combination thereof, the aromatic tetrafunctional vinylbenzyl monomer having a structure shown below; (B) flame retardant; and (C) peroxide. The resin composition is applicable to laminates and printed circuit boards featuring low dissipation factor at high frequency and thermal resistance and thermal expansion meeting the demands.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: February 21, 2017
    Assignee: ELITE ELECTRONIC MATERIAL (KUNSHAN) CO., LTD.
    Inventors: Rongtao Wang, Chen-Yu Hsieh, Wenfeng Lv, Wenjun Tian, Yu Gao, Ningning Jia, Ziqian Ma
  • Patent number: 9469757
    Abstract: A low dissipation factor resin composition comprises: (A) 100 to 150 parts by weight of a vinyl-containing compound or a polymer thereof; (B) 0 to 75 parts by weight of styrene-butadiene-divinylbenzene terpolymer, styrene-butadiene-maleic anhydride terpolymer, vinyl functional polybutadiene urethane oligomer or a combination thereof; (C) 30 to 150 parts by weight of flame retardant; and (D) 0.1 to 10 parts by weight of peroxide. The resin composition and a product made thereby are applicable to a copper-clad laminate and a printed circuit board, characterized by having low dissipation factor at high frequency and satisfactory thermal resistance and thermal expansion.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: October 18, 2016
    Assignee: ELITE ELECTRONIC MATERIAL (KUNSHAN) CO., LTD.
    Inventors: Rongtao Wang, Chen-Yu Hsieh, Wenfeng Lv, Wenjun Tian, Yu Gao, Ningning Jia, Ziqian Ma
  • Publication number: 20160222204
    Abstract: The present invention provides a resin composition comprising: (A) 100 parts by weight of epoxy resin; (B) from 10 to 80 parts by weight of benzoxazine resin; (C) from 10 to 50 parts by weight of dicyclopentadiene phenol resin; and (D) from 0.5 to 5 parts by weight of amine hardener; wherein the resin composition is free of diallyl bisphenol A (DABPA).
    Type: Application
    Filed: August 23, 2013
    Publication date: August 4, 2016
    Inventors: Rongtao WANG, Yu-Te Lin, Wenjun Tian, Ziqian Ma, Wenfeng Lv, Ningning Jia
  • Patent number: 9402310
    Abstract: The present invention provides a resin composition useful for a copper-clad laminate and a printed circuit board, wherein the resin composition comprises the following components: (A) 100 parts by weight of vinyl-containing polyphenylene ether resin; (B) 5 to 50 parts by weight of maleimide; (C) 10 to 100 parts by weight of styrene-butadiene copolymer; and (D) 5 to 30 parts by weight of cyanate ester resin. The present invention also provides a resin composition and an article made therefrom having low dissipation factor at high frequency and excellent thermal resistance and peeling strength and being useful for a copper-clad laminate and a printed circuit board.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: July 26, 2016
    Assignee: Elite Electronic Material (Kunshan) Co., Ltd.
    Inventors: Rongtao Wang, Chen Yu Hsieh, Wenjun Tian, Ziqian Ma, Wenfeng LV
  • Publication number: 20160160008
    Abstract: A low dissipation factor resin composition comprises the following components: (A) an aromatic tetrafunctional vinylbenzyl monomer, its prepolymer or a combination thereof, the aromatic tetrafunctional vinylbenzyl monomer having a structure shown below; (B) flame retardant; and (C) peroxide.
    Type: Application
    Filed: June 4, 2015
    Publication date: June 9, 2016
    Inventors: Rongtao WANG, Chen-Yu HSIEH, Wenfeng LV, Wenjun TIAN, Yu GAO, Ningning JIA, Ziqian MA
  • Publication number: 20160122521
    Abstract: A low dissipation factor resin composition comprises: (A) 100 to 150 parts by weight of a vinyl-containing compound or a polymer thereof; (B) 0 to 75 parts by weight of styrene-butadiene-divinylbenzene terpolymer, styrene-butadiene-maleic anhydride terpolymer, vinyl functional polybutadiene urethane oligomer or a combination thereof; (C) 30 to 150 parts by weight of flame retardant; and (D) 0.1 to 10 parts by weight of peroxide. The resin composition and a product made thereby are applicable to a copper-clad laminate and a printed circuit board, characterized by having low dissipation factor at high frequency and satisfactory thermal resistance and thermal expansion.
    Type: Application
    Filed: June 4, 2015
    Publication date: May 5, 2016
    Inventors: Rongtao WANG, Chen-Yu HSIEH, Wenfeng LV, Wenjun TIAN, Yu GAO, Ningning JIA, Ziqian MA
  • Publication number: 20150044485
    Abstract: The present invention provides a resin composition useful for a copper-clad laminate and a printed circuit board, wherein the resin composition comprises the following components: (A) 100 parts by weight of vinyl-containing polyphenylene ether resin; (B) 5 to 50 parts by weight of maleimide; (C) 10 to 100 parts by weight of styrene-butadiene copolymer; and (D) 5 to 30 parts by weight of cyanate ester resin. The present invention also provides a resin composition and an article made therefrom having low dissipation factor at high frequency and excellent thermal resistance and peeling strength and being useful for a copper-clad laminate and a printed circuit board.
    Type: Application
    Filed: January 31, 2014
    Publication date: February 12, 2015
    Applicant: Elite Electronic Material (kunShan) Co., Ltd.
    Inventors: Rongtao WANG, Chen Yu HSIEH, Wenjun TIAN, Ziqian MA, Wenfeng LV