| abstract |
The invention relates to a block copolymer comprising: - at least one polyamide block; - at least one polyolefin block; and - at least one alkylene block; said block copolymer has a melt viscosity of 300 Pa.s to 20,000 Pa.s, in particular 300 to 15,000 Pa.s, measured by oscillatory rheology at 230°C. The invention also relates to a preparation process, a composition containing said block copolymer, a method for using said composition, a coated metal part, and the use of the block copolymer. |