| abstract |
(57) [Abstract] [Purpose] To provide a corrugated tube having both high flame retardancy and blooming resistance. [Structure] 100 parts by weight of polyolefin, the weight ratio of 2,2-bis [3,5-dibromo-4- (2,3-dibromopropyl) phenyl] propane and tris (2,3-dibromopropyl) isocyanurate is 8: 2-4: 6 A corrugated tube containing 2.5 to 30 parts by weight of the flame retardant and 0.5 to 20 parts by weight of antimony trioxide. |