Patents by Inventor Ching-Jui Huang

Ching-Jui Huang 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).

  • Publication number: 20250109244
    Abstract: The present application relates to a polyester and the molded product thereof. Determined by aminolytic analysis, the polyester has a weight ratio of the second repeating unit of formula (ii) to the third repeating unit of formula (iii) is of 0.100 to 0.490 as determined by analysis of the polyester. The polyester of this application has ideal dyeing ability, heat resistance, and mechanical properties.
    Type: Application
    Filed: April 29, 2024
    Publication date: April 3, 2025
    Inventors: CHING JUI HUANG, AN-PANG TU
  • Patent number: 12258442
    Abstract: The present disclosure provides a polyester including residues of formulas (i), (ii), (iii), and (iv): for example, terephthalic acid, for example, ethylene glycol, for example, cyclohexanedimethanol, and for example, tricyclodecane dimethanol, in which R1 is an aromatic group, R2 is a C2-C6 straight-chain hydrocarbon group, * represents a linking bond. Based on 100 mol % of a sum of the residues of the formula (ii), the formula (iii) and the formula (iv), a content of the residue of the formula (iii) ranges from 50 mol % to 85 mol %, and the residue of the formula (iv) ranges from 12 mol % to 40 mol %.
    Type: Grant
    Filed: March 23, 2023
    Date of Patent: March 25, 2025
    Assignee: Chang Chun Plastics Co., Ltd.
    Inventors: Ching-Jui Huang, Ping-Chieh Wang, June-Yen Chou
  • Patent number: 12091499
    Abstract: A polyester is provided. The polyester comprises: at least one repeating unit represented by formula (i), wherein R1 is a C6-C16 aromatic hydrocarbyl; and repeating units derived from diols, wherein the repeating units derived from diols comprise at least one repeating unit represented by the following formula (ii) and at least one repeating unit represented by the following formula (iii), and wherein R2 to R5 in formula (ii) are independently hydrogen, methyl, or ethyl, wherein based on the total moles of the repeating units derived from diols, the amount of the repeating unit represented by the formula (ii) is 5 mol % to 50 mol %.
    Type: Grant
    Filed: April 19, 2023
    Date of Patent: September 17, 2024
    Assignee: CHANG CHUN PLASTICS CO., LTD.
    Inventor: Ching-Jui Huang
  • Publication number: 20240279387
    Abstract: Provided are a liquid crystal polymer resin and a formed material comprising the same. The liquid crystal polymer resin comprises a structure unit represented by Formula (I). The thermal weight loss of the liquid crystal polymer resin is greater than 0.038% and less than 0.108%. The formed material made from the liquid crystal polymer resin has tensile strength of 1300 kgf/cm2 or more, tensile modulus of 5000 MPa or more, and elongation at break of 8.0% or less. Besides, the formed material made from the recycled liquid crystal polymer resin contains similar mechanical properties as the formed material made from the one before recycling, which indicates that the recycled liquid crystal polymer resin has potential to product reprocessing and meet the requirement of green process.
    Type: Application
    Filed: June 16, 2023
    Publication date: August 22, 2024
    Inventors: Chia-Hung WU, Ching-Jui HUANG, An-Pang TU
  • Publication number: 20230340189
    Abstract: A polyester is provided. The polyester comprises: at least one repeating unit represented by formula (i), wherein R1 is a C6-C16 aromatic hydrocarbyl; and repeating units derived from diols, wherein the repeating units derived from diols comprise at least one repeating unit represented by the following formula (ii) and at least one repeating unit represented by the following formula (iii), and wherein R2 to R5 in formula (ii) are independently hydrogen, methyl, or ethyl, wherein based on the total moles of the repeating units derived from diols, the amount of the repeating unit represented by the formula (ii) is 5 mol % to 50 mol %.
    Type: Application
    Filed: April 19, 2023
    Publication date: October 26, 2023
    Inventor: Ching-Jui HUANG
  • Publication number: 20230323022
    Abstract: The present disclosure provides a polyester and a molded article. The polyester includes residues of formula (i), formula (ii), formula (iii), and formula (iv): in which R1 is an aromatic group, R2 is a C2-C6 straight-chain hydrocarbon group, * represents a linking bond. Based on 100 mol% of a sum of the residues of the formula (ii), the formula (iii) and the formula (iv), a content of the residue of the formula (iii) ranges from 50 mol% to 85 mol%, and the residue of the formula (iv) ranges from 12 mol% to 40 mol%.
    Type: Application
    Filed: March 23, 2023
    Publication date: October 12, 2023
    Inventors: Ching-Jui HUANG, Ping-Chieh WANG, June-Yen Chou
  • Patent number: 11760834
    Abstract: Disclosed is a polyester and molded article. The polyester includes residues of formula (i), formula (ii), and formula (iii): in which R1 is an arylene group; R2 is a C2-C6 straight-chain hydrocarbylene group; and * represents a linking bond. The polyester has a number average molecular weight not less than 15,000 and has a degree of dispersion ranged from 2.95 to 5.70.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: September 19, 2023
    Assignee: Chang Chun Plastics Co., Ltd.
    Inventors: Ching-Jui Huang, Ping-Chieh Wang
  • Publication number: 20230095889
    Abstract: Disclosed is a polyester and molded article. The polyester includes residues of formula (i), formula (ii), and formula (iii): in which R1 is an aromatic group; R2 is a C2-C6 straight-chain hydrocarbon group; and * represents a linking bond. The polyester has a number average molecular weight not less than 15,000 and has a degree of dispersion ranged from 2.95 to 5.70.
    Type: Application
    Filed: September 30, 2022
    Publication date: March 30, 2023
    Inventors: Ching-Jui HUANG, Ping-Chieh WANG
  • Patent number: 11485820
    Abstract: A polycarbonate polyester includes residues of following formula (1), formula (2) and formula (3): in which R1 is C2-C15 hydrocarbon group; R2 is C4-C16 hydrocarbon group; a molar ratio of the residue of the formula (2) to the residue of the formula (1) is in a range of greater than 0.05 to less than 0.8; * represents a linking bond.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: November 1, 2022
    Assignee: Chang Chun Plastics Co., Ltd.
    Inventors: Ching-Jui Huang, Ping-Chieh Wang
  • Patent number: 11427676
    Abstract: An aliphatic polyester is provided. The aliphatic polyester comprises: a first structural unit represented by wherein R1 is absent or a C1 to C40 aliphatic hydrocarbyl; a second structural unit represented by wherein R2 is a C1 to C10 aliphatic hydrocarbyl; and a third structural unit derived from a first cross-linking agent, wherein the first cross-linking agent has three reactive functional groups, wherein at least one reactive functional group is a secondary or tertiary hydroxyl, with the proviso that the first cross-linking agent is not malic acid.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: August 30, 2022
    Assignee: CHANG CHUN PLASTICS CO., LTD.
    Inventors: Ching-Jui Huang, Ping-Chieh Wang
  • Publication number: 20220251293
    Abstract: A polyester and a method for manufacturing polyester are provided. The polyester comprises one or more repeating units derived from polyols and one or more repeating units derived from polybasic acids and contains phosphorus and a metal element, wherein one or more repeating units derived from polyols include a repeating unit derived from tricyclodecane dimethanol, the weight ratio of the phosphorus to the metal element ranges from 0.05 to 5.00, and the metal element is selected from the group consisting of Ti, Sn, Sb, Ge, Mn, Zn, Ca, Co, Pb, Al, Zr, and combinations thereof.
    Type: Application
    Filed: January 31, 2022
    Publication date: August 11, 2022
    Applicant: CHANG CHUN PLASTICS CO., LTD.
    Inventors: Ching-Jui HUANG, Ping-Chieh WANG
  • Publication number: 20220098365
    Abstract: A polycarbonate polyester includes residues of following formula (1), formula (2) and formula (3): in which R1 is C2-C15 hydrocarbon group; R2 is C4-C16 hydrocarbon group; a molar ratio of the residue of the formula (2) to the residue of the formula (1) is in a range of greater than 0.05 to less than 0.8; * represents a linking bond.
    Type: Application
    Filed: December 30, 2020
    Publication date: March 31, 2022
    Inventors: Ching-Jui Huang, Ping-Chieh WANG
  • Publication number: 20210206914
    Abstract: An aliphatic polyester is provided. The aliphatic polyester comprises: a first structural unit represented by wherein R1 is absent or a C1 to C40 aliphatic hydrocarbyl; a second structural unit represented by wherein R2 is a C1 to C10 aliphatic hydrocarbyl; and a third structural unit derived from a first cross-linking agent, wherein the first cross-linking agent has three reactive functional groups, wherein at least one reactive functional group is a secondary or tertiary hydroxyl, with the proviso that the first cross-linking agent is not malic acid.
    Type: Application
    Filed: March 23, 2020
    Publication date: July 8, 2021
    Inventors: Ching-Jui HUANG, Ping-Chieh Wang
  • Patent number: 10767004
    Abstract: Compositions containing Tricyclodecane Dimethanol (TCCDM) and at least a second component, wherein the composition is characterized in a gas chromatography (GC) analysis, wherein the TCDDM is eluted at a retention time ranging from 12.4 minutes to 13 minutes, the second component is eluted at a retention time ranging from 11.8 minutes to 12.4 minutes, and the ratio of the area of elution peaks indicating the second component compared to the area of the elution peaks of the TCCDM is between 0.001:1 and 0.04:1. Useful products of the composition include polymers and optical materials.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: September 8, 2020
    Assignees: DAIREN CHEMICAL CORPORATION, CHANG CHUN PLASTICS CO., LTD.
    Inventors: Shih-Feng Chiu, Ching-Jui Huang, Hsing-Yun Wang, June-Yen Chou
  • Patent number: 8722758
    Abstract: The present invention relates to a novel water soluble polyimide resin, which contains a hydrophilic functional group such as —OH, —COOH to increase the solubility of the polyimide resin in alkali aqueous solution, and is suitable for using as an insulation film in electronic and photoelectric products. The present invention also relates to preparation and use of the above polyimide.
    Type: Grant
    Filed: January 12, 2011
    Date of Patent: May 13, 2014
    Assignee: Chang Chun Plastics Co., Ltd.
    Inventors: Kuen Yuan Hwang, An Pang Tu, Sheng Yen Wu, Gai Chi Chen, Ching Jui Huang, Jen Fu Wang
  • Patent number: 7994358
    Abstract: The present invention provides a phosphorus-containing compound of formula (I): wherein R1, R2, R3 and R4 are the same or different; and R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen, halogen, C1-8 alkyl, haloalkyl, and alkoxy. The phosphorus-containing compound is prepared by bonding a bisphenol group to a phosphorus atom to prevent the phosphorus-containing heterocyclic molecule from exhibiting steric hindrance on hydroxyl functional groups, thereby increasing reactivity in the subsequent reactions.
    Type: Grant
    Filed: October 7, 2009
    Date of Patent: August 9, 2011
    Assignee: Chang Chun Plastic Co., Ltd.
    Inventors: Gai-Chi Chen, Ching-Jui Huang, An Pang Tu, Kuen Yuan Hwang
  • Publication number: 20110172324
    Abstract: The present invention relates to a novel water soluble polyimide resin, which contains a hydrophilic functional group such as —OH, —COOH to increase the solubility of the polyimide resin in alkali aqueous solution, and is suitable for using as an insulation film in electronic and photoelectric products. The present invention also relates to preparation and use of the above polyimide.
    Type: Application
    Filed: January 12, 2011
    Publication date: July 14, 2011
    Inventors: Kuen Yuan HWANG, An Pang Tu, Sheng Yen Wu, Gai Chi Chen, Ching Jui Huang, Jen Fu Wang
  • Publication number: 20100105939
    Abstract: The present invention provides a phosphorus-containing compound of formula (I): wherein R1, R2, R3 and R4 are the same or different; and R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen, halogen, C1-8 alkyl, haloalkyl, and alkoxy. The phosphorus-containing compound is prepared by bonding a bisphenol group to a phosphorus atom to prevent the phosphorus-containing heterocyclic molecule from exhibiting steric hindrance on hydroxyl functional groups, thereby increasing reactivity in the subsequent reactions.
    Type: Application
    Filed: October 7, 2009
    Publication date: April 29, 2010
    Applicant: CHANG CHUN PLASTICS CO., LTD.
    Inventors: Gai-Chi Chen, Ching-Jui Huang, An Pang Tu, Kuen Yuan Hwang