Patents by Inventor Bengt Nordqvist

Bengt Nordqvist 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).

  • Soft, bulky absorbent paper containing chemithermomechanical pulp
    Patent number: 6068734
    Abstract: Soft, bulky, absorbent paper containing at least 20 percent by weight of a high-temperature chemithermomechanical pulp (HT-CTMP), calculated on the total fibre weight. The paper also contains at least 10 percent by weight pulp that exhibits good strength properties, such as chemical pulp and/or recycled fibre pulp, and has a bulk of at least 5.5 cm.sup.3 /g. The bulk, absorption and liquid-dispersion properties of the paper are enhanced by admixing HT-CTMP with the paper pulp.
    Type: Grant
    Filed: May 21, 1998
    Date of Patent: May 30, 2000
    Assignee: SCA Hygiene Paper AB
    Inventors: Hans Wallenius, Bengt Nordqvist