섬유

antibacterial activated carbon fiber derived from phenolic resin containing silver nitrate

  • 출판일1999.03
  • 저자
  • 서지사항
  • 등록일 2016.11.02
  • 조회수 457
a novolactype phenolic resin including 1 wt. percent of agno/sub 3/ was spun, hardened, carbonized at 900 degrees c under nitrogen and finally activated at 900 degrees c for 10 and 60 min under steam. the resulting fibers showed specific n/sub 2/-bet surface areas of 280 and 1940 m/sup 2//g, respectively. the latter contained 2.2 wt. percent of the silver particles of which the largest size was several 100 nm and showed antibacterial activity against staphylococcus aureus and escherichia coli. after soaking in the flowing tap water for 20 days, this fiber lost one third of silver but kept the antibacterial activity
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