Patents Assigned to FDC, Lees Chemical Industry Co. LTD
  • DIFUNCTIONAL WEATER-RESISTANT STABILIZER AND POLYMER COMPOSITION CONTAINING THE SAME
    Publication number: 20150315360
    Abstract: A difunctional weather-resistant stabilizer having one terminal semicarbazide functional moiety and one terminal hindered phenol functional moiety is disclosed. The difunctional weather-resistant stabilizer is represented by: wherein R1 represents a C1-C8 alkyl group; each R2 is independently selected from the group consisting of hydrogen and a C1-C8 alkyl group; and Z is a divalent organic group.
    Type: Application
    Filed: April 30, 2014
    Publication date: November 5, 2015
    Applicants: FDC LEES CHEMICAL INDUSTRY CO., LTD.
    Inventors: Eric LEE, Ching-Yie SU, Nai-Mou HSU
  • Difunctional weather-resistant stabilizer and polymer composition containing the same
    Patent number: 9156964
    Abstract: A difunctional weather-resistant stabilizer having one terminal semicarbazide functional moiety and one terminal hindered phenol functional moiety is disclosed. The difunctional weather-resistant stabilizer is represented by: wherein R1 represents a C1-C8 alkyl group; each R2 is independently selected from the group consisting of hydrogen and a C1-C8 alkyl group; and Z is a divalent organic group.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: October 13, 2015
    Assignees: FDC LEES CHEMICAL INDUSTRY CO., LTD., NEW NETWORK LIMITED
    Inventors: Eric Lee, Ching-Yie Su, Nai-Mou Hsu
  • Benzofuranone derivatives and application of the same
    Patent number: 8840810
    Abstract: The present invention relates to the antioxidant compounds which are synthesized or derived from benzofuranone compound and benzoic acid compound. The antioxidant compound with remarkable heat resistance possesses carbon-centered radical quencher and primary antioxidant synergism. It can be use as additive for polymer to enhance its stability of melting flow and color.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: September 23, 2014
    Assignees: Chitec Technology Co., Ltd., Double Bond Chemical Ind., Co., Ltd., FDC, Lees Chemical Industry Co. Ltd.
    Inventors: Ching-Fan Chiu, Ching-Yie Su, Eric Lee
  • Benzofuranone derivatives and application of the same
    Publication number: 20120238677
    Abstract: The present invention relates to the antioxidant compounds which are synthesized or derived from benzofuranone compound and benzoic acid compound. The antioxidant compound with remarkable heat resistance possesses carbon-centered radical quencher and primary antioxidant synergism. It can be use as additive for polymer to enhance its stability of melting flow and color.
    Type: Application
    Filed: August 24, 2011
    Publication date: September 20, 2012
    Applicants: Chitec Technology Co., LTD., FDC, Lees Chemical Industry Co. LTD, Double Bond Chemical Ind., Ltd.
    Inventors: Ching-Fan Chiu, Ching-Yie Su, Eric Lee