| abstract |
PCT No. PCT/JP92/00534 Sec. 371 Date Mar. 23, 1994 Sec. 102(e) Date Mar. 23, 1994 PCT Filed Apr. 24, 1992 PCT Pub. No. WO93/22381 PCT Pub. Date Nov. 11, 1993The present invention is a self-fusion type damping material formed from hard ferrite powder as a filler with a binder, in which the binder comprises an ethylene-vinyl acetate copolymer and a petroleum resin and 100 parts by weight of the combined binder and 150 to 600 parts by weight of the filler are mixed, or a self-fusion type damping material formed from hard ferrite powder and an auxiliary filler as a filler, if necessary, with a binder, in which the binder comprises an ethylene-vinyl acetate copolymer and a petroleum resin and 100 parts by weight of the combined binder and 100 to 600 parts by weight of said combined filler, in which the amount of said hard ferrite powder is in the range of 50 to 400 parts by weight and that of said auxiliary filler is in the range of 1 to 200 parts by weight, are mixed. |