发明公开

  • 专利标题: FILTRATION MEDIA
  • 申请号: EP24194083.2
    申请日: 2021-07-07
  • 公开(公告)号: EP4434604A3
    公开(公告)日: 2024-10-23
  • 发明人: POLOZZI, Marcelo
  • 申请人: Ahlstrom Oyj
  • 申请人地址: FI 02150 Espoo Keilaranta 18
  • 代理机构: Laine IP Oy
  • 优先权: EP20184605 20200707
  • 主分类号: B01D39/16
  • IPC分类号: B01D39/16 B01D39/18
FILTRATION MEDIA
摘要:
The disclosure relates to a filtration media comprising a fibrous web impregnated with a resin composition comprising lignin. The fibrous web comprises the lignin in an amount of from 0.1 to 30 wt% by weight of the fibrous web, and the lignin has a density of less than 1.2 g/cm 3 or a weight average molecular weight of less than 20,000 g/mol. The disclosure further relates to a method of manufacturing the filtration media.
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