Patents by Inventor Thittaya YUTTHALEKHA

Thittaya YUTTHALEKHA 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).

  • Catalyst for producing olefins from dehydrogenation of alkane and a method for producing olefins using said catalyst
    Patent number: 11517885
    Abstract: The present invention relates to a catalyst for producing olefins from dehydrogenation of alkane having 2 to 5 carbon atoms and a method for producing olefins using said catalyst, wherein said catalyst comprises a hierarchical zeolite nanosheet having a silica to alumina (SiO2/AI2O3) ratio more than 120 and group X metal(s) in a range of 0.3 to 5% by weight. The catalyst according to the conversion of precursor to yields and high olefins selectivity.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: December 6, 2022
    Assignee: PTT Global Chemical Public Company Limited
    Inventors: Chularat Wattanakit, Thittaya Yutthalekha, Anawat Thivasasith, Wannaruedee Wannapakdee, Pannida Dugkhuntod, Duangkamon Suttipat
  • CATALYST FOR PRODUCING OLEFINS FROM DEHYDROGENATION OF ALKANE AND A METHOD FOR PRODUCING OLEFINS USING SAID CATALYST
    Publication number: 20200338535
    Abstract: The present invention relates to a catalyst for producing olefins from dehydrogenation of alkane having 2 to 5 carbon atoms and a method for producing olefins using said catalyst, wherein said catalyst comprises a hierarchical zeolite nanosheet having a silica to alumina(SiO2/AI2O3) ratio more than 120 and group X metal(s) in a range of 0.3 to 5% by weight. The catalyst according to the conversion of precursor to yields and high olefins selectivity.
    Type: Application
    Filed: November 2, 2018
    Publication date: October 29, 2020
    Applicant: PTT Global Chemical Public Company Limited
    Inventors: Chularat WATTANAKIT, Thittaya YUTTHALEKHA, Anawat THIVASASITH, Wannaruedee WANNAPAKDEE, Pannida DUGKHUNTOD, Duangkamon SUTTIPAT