Patents Assigned to Aldine Technologies, Inc.
  • Patent number: 4980215
    Abstract: The absorbent package of this invention includes a mono-layer, flexible, nonwoven fibrous web, heat sealed to itself and an absorbent sealed within the fibrous web. The fibrous web is permeable to both gas and water. The fibrous web includes a first phase and a second phase. The first phase includes long cellulosic fibers which comprises from about 65 to about 70% of the overall fibrous web. The second phase includes synthetic and thermoplastic fibers which comprise from about 30 to about 35% of the overall fibrous web. The fibrous web further includes a plurality of pores with tortuously configured pore channels. The pores have a pore size range from a high of about 0.00466 microns to a low of about 0.00099 microns to provide absolute containment of the absorbent within the package.
    Type: Grant
    Filed: August 26, 1988
    Date of Patent: December 25, 1990
    Assignee: Aldine Technologies, Inc.
    Inventor: Keith M. Schonbrun