| 摘要 |
PROBLEM TO BE SOLVED: To provide a holding member for an object to be polished having markedly, improved strength of the holding member, in particular, having excellent strength during polishing and rotation, preventing the occurrence of a scratch, and having excellent dimensional stability and wear resistance. SOLUTION: This holding member for the object to be polished is formed by impregnating epoxy resin (b) composed of bisphenol epoxy resin of 75 to 30 wt.% and novolak epoxy resin of 25 to 70 wt.% in an organic fiber basic material (a) and laminating, heating, and pressurizing it. Preferably, the organic fiber basic material (a) of the holding member is polyester fiber or Aramid fiber. |
