Patents Assigned to Ahistrom-Munksjö Oyj
  • HIGH BURST STRENGTH WET-LAID NONWOVEN FILTRATION MEDIA AND PROCESS FOR PRODUCING SAME
    Publication number: 20210213378
    Abstract: Fibrous filtration media and method of making the same are provided. According to preferred embodiments, the filtration media includes a wet-laid hot area-calendered nonwoven fibrous web which includes synthetic staple fibers, and from about 20 wt. % to about 80 wt. %, based on total weight of the fibrous web, of sheath-core bicomponent staple fibers dispersed through the fibrous web. The fibrous web exhibits dry and wet burst strengths of greater than 10 bar, preferably greater than about 12 bar, e.g. greater than about 15 bar.
    Type: Application
    Filed: April 16, 2019
    Publication date: July 15, 2021
    Applicant: Ahistrom-Munksjö Oyj
    Inventors: Jesse SHIM, Taylor LEE, James PARK, Matthew JEON, Melissa KANG