Patents by Inventor Haihua Xie

Haihua Xie 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: 20200299554
    Abstract: A method of preparing polyurethane hot melt adhesive with high temperature resistance generally includes the following steps: (1) adding isocyanate with a silane modifier in a reactor in an inert atmosphere, heating and stirring, then adding chemical dehydrant into the reactor and mixing evenly; (2) adding dehydrated diluent and tackifier resin to the reactor while maintaining the inert atmosphere and heating, adding dehydrated polyester polyol and polyether polyol, stirring, and allowing to react at constant temperature for a predetermined time period; (3) adding dehydrated polyether amine, stirring, and heating; and (4) adding a catalyst, vacuumizing, discharging materials and packaging the materials in an airtight container.
    Type: Application
    Filed: November 27, 2017
    Publication date: September 24, 2020
    Applicant: Yantai Darbond Technology Co.,Ltd.
    Inventors: Guilin JIANG, Jianbin WANG, Tianan CHEN, Haihua XIE
  • Patent number: 10781345
    Abstract: A method of preparing polyurethane hot melt adhesive with high temperature resistance generally includes the following steps: (1) adding isocyanate with a silane modifier in a reactor in an inert atmosphere, heating and stirring, then adding chemical dehydrant into the reactor and mixing evenly; (2) adding dehydrated diluent and tackifier resin to the reactor while maintaining the inert atmosphere and heating, adding dehydrated polyester polyol and polyether polyol, stirring, and allowing to react at constant temperature for a predetermined time period; (3) adding dehydrated polyether amine, stirring, and heating; and (4) adding a catalyst, vacuumizing, discharging materials and packaging the materials in an airtight container.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: September 22, 2020
    Assignee: Yantai Darbond Technology Co., Ltd.
    Inventors: Guilin Jiang, Jianbin Wang, Tianan Chen, Haihua Xie
  • Patent number: 9062235
    Abstract: The ultraviolet cured optic binder has low curing shrinkage, low hardness and high optical transmittance. Technology programs are as follows: an ultraviolet cured optic binder composition includes the following raw material in parts by weight: 50 to 100 parts of prepolymer, 20 to 90 parts of inert resin, 35 to 70 parts of monomer, 5 to 12 parts of photoinitiator, 2 to 3 parts of coupling reagent, 1 to 2 parts of auxiliaries.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: June 23, 2015
    Assignee: DARBOND TECHNOLOGY Co., Ltd.
    Inventors: Hengli Cui, Jianbin Wang, Haihua Xie
  • Publication number: 20140343186
    Abstract: The ultraviolet cured optic binder has low curing shrinkage, low hardness and high optical transmittance. Technology programs are as follows: an ultraviolet cured optic binder composition includes the following raw material in parts by weight: 50 to 100 parts of prepolymer, 20 to 90 parts of inert resin, 35 to 70 parts of monomer, 5 to 12 parts of photoinitiator, 2 to 3 parts of coupling reagent, 1 to 2 parts of auxiliaries.
    Type: Application
    Filed: February 13, 2012
    Publication date: November 20, 2014
    Applicant: darbond technology co., ltd
    Inventors: Hengli Cui, Jianbin Wang, Haihua Xie
  • Patent number: D937577
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: December 7, 2021
    Inventor: Haihua Xie