섬유

sprayable low density ablator and application process

  • 출판일1999.03
  • 저자
  • 서지사항
  • 등록일 2016.11.02
  • 조회수 311
a sprayable, low density ablative composition is described consisting esentially of: (1) 100 parts by weight of a mixture of 25-65 by weight of phenolic microballoons, 0-20 by weight of glass microballoons, 4-10 by weight of glass fibers, 25-45 by weight of an epoxy-modified polyurethane resin, 2-4 by weight of a bentonite dispersing aid, and 1-2 by weight of an alcohol activator for the bentonite; (2) 1-10 parts by weight of an aromatic amine curing agent; and (3) 200-400 parts by weight of a solvent
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