37.
    发明专利
    未知

    公开(公告)号:FI20105630A

    公开(公告)日:2011-12-04

    申请号:FI20105630

    申请日:2010-06-03

    Applicant: STORA ENSO OYJ

    Abstract: Biobased p-cymene and methods of producing same, which can further be converted to terephtalate. Further, a method is described for converting crude sulfate turpentine recovered from chemical wood pulping into p-cymene and eventually to terephtalic acid of biological origin, and products thereof respectively. In said method, both conversion and desulfurization is realized in one reaction step. The disclosure is also related to use of zeolite catalysts in said method.

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