Patents Assigned to Instytut Ciezniej Syntezy Organicznej Blachownia
  • Method to treat an ion-exchanger catalyst for the process to synthesize alkylphenols
    Patent number: 5470809
    Abstract: An ion-exchanger catalyst in the form of an acid ion-exchanger resin used for the synthesis process of alkylated phenols and having substitutes containing 6-12 carbon atoms in a chain is treated with phenol alkylation having olefins in the presence of acid catalysts such as acid ion-exchange resins.
    Type: Grant
    Filed: May 10, 1994
    Date of Patent: November 28, 1995
    Assignees: Instytut Ciezniej Syntezy Organicznej Blachownia, Zaklady Chemiczne Blachownia
    Inventors: Maciej Kiedik, Andrzej Krueger, Jozef Ko t, Bogus aw Tkacz, Tatiana Pers, Teresa Rdesinska-Cwik, Jan Niedziela, Ryszard Kosciuk, Anna Rzodeczko, Zbigniew Swiderski, W adys ad Jankowski