Patents Assigned to Chitec Technology Co., LTD.
  • Ultraviolet absorbing compound and applications thereof
    Patent number: 10894873
    Abstract: An ultraviolet (UV) absorbing compound and uses of the same are provided. The UV absorbing compound is represented by the following Formula I: in Formula I, each R is independently H, C1-C20 alkyl, glycidyl, or —(CH2CH2O)m—(CH2)p—CH3, wherein m is an integer of 1 to 20, p is an integer of 0 to 20, and n is an integer of 0 to 3.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: January 19, 2021
    Assignee: CHITEC TECHNOLOGY CO., LTD.
    Inventors: Chingfan Chris Chiu, Wei-Chun Chang, Huang-Min Wu, Yi-Shuo Huang
  • Reactive ultraviolet absorber and application thereof
    Patent number: 10717714
    Abstract: A reactive UV absorber suitable for polyurethane is provided. The reactive UV absorber is a compound of formula 1: wherein R1 is H or Cl.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: July 21, 2020
    Assignee: CHITEC TECHNOLOGY CO., LTD.
    Inventors: Chingfan Chris Chiu, Huang-min Wu, Wei-chun Chang, Chi-feng Wu, Ching-hao Cheng, Shao-hsuan Wu
  • Liquid photo initiating compound and uses of the same
    Patent number: 10385145
    Abstract: A liquid photo initiating compound and uses of the same are provided. The compound is represented by the following Formula I: in Formula I, R1 and R2 are independently H or C1-C3 alkyl, and R3 is H or methyl.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: August 20, 2019
    Assignee: CHITEC TECHNOLOGY CO., LTD.
    Inventors: Wei-Chun Chang, Chingfan Chris Chiu, Huang-Min Wu
  • 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