Aliphatic \/ semiaromatic block copolyamides

摘要

The present invention is a block co-polyamide comprising at least one aliphatic polyamide blocks and at least one semi-aromatic block, the aromatic group is a copolyamide having at least one hydroxyl or sulphonate functional group , especially by reactive extrusion, a method for melt fabrication. The present invention also provides the block copolyamide can be produced by the method; the composition comprising the present block co-polyamide; the granules containing such copolyamides or such compositions; copolyamide or the copolyamide and the use of copolyamide; the production method of the item from the composition.BACKGROUND