Patents Represented by Attorney Elias Lombinis

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  • Deinking of starch-coated printed paper by treatment with starch degrading enzyme
    Patent number: 5879509
    Abstract: In the production of pulp and paper from starch-coated paper, the deinking effect can be improved by including a treatment with a starch-degrading enzyme e.g. amylase or a debranching enzyme. The process comprises enzyme treatment before, during or after disintegration of the paper to produce pulp, followed by separation of ink particles.
    Type: Grant
    Filed: May 15, 1996
    Date of Patent: March 9, 1999
    Assignee: Novo Nordisk A/S
    Inventors: Masaki Sharyo, Hidesato Shimoto, Hiromichi Sakaguchi