Patents Examined by Jose A Fortun
  • 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