Patents by Inventor Heon-Seop SONG

Heon-Seop SONG 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).

  • Epoxy resin composition and transformer comprising the same
    Patent number: 11186675
    Abstract: The disclosure describes an epoxy resin composition and a transformer including the same. The epoxy resin composition according to an embodiment of the present invention includes an epoxy resin having a glycol-based functional group in a main chain, a filler, a curing agent, and an imidazole-based catalyst, and the transformer according to an embodiment includes an insulated conductor wound in multiple layers in a vertical direction; a semi-conductive layer which is provided on the insulated conductor and disperses a concentrated electric field; and an insulator which is casted on the insulated conductor and the semi-conductive layer and forms an outer shape of the transformer, and the insulator consists of the epoxy resin composition including the epoxy resin having the glycol-based functional group in the main chain, the filler, the curing agent, and the imidazole-based catalyst.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: November 30, 2021
    Assignee: LSIS CO., LTD.
    Inventors: Sang-Eon Kim, Wook-Dong Cho, Heon-Seop Song, Tae-Yun Kang, Han-Gil Kim, Hyeon-Jeong Choi
  • EPOXY RESIN COMPOSITION AND TRANSFORMER COMPRISING THE SAME
    Publication number: 20190169358
    Abstract: The disclosure describes an epoxy resin composition and a transformer including the same. The epoxy resin composition according to an embodiment of the present invention includes an epoxy resin having a glycol-based functional group in a main chain, a filler, a curing agent, and an imidazole-based catalyst, and the transformer according to an embodiment includes an insulated conductor wound in multiple layers in a vertical direction; a semi-conductive layer which is provided on the insulated conductor and disperses a concentrated electric field; and an insulator which is casted on the insulated conductor and the semi-conductive layer and forms an outer shape of the transformer, and the insulator consists of the epoxy resin composition including the epoxy resin having the glycol-based functional group in the main chain, the filler, the curing agent, and the imidazole-based catalyst.
    Type: Application
    Filed: June 4, 2018
    Publication date: June 6, 2019
    Inventors: Sang-Eon KIM, Wook-Dong CHO, Heon-Seop SONG, Tae-Yun KANG, Han-Gil KIM, Hyeon-Jeong CHOI