| abstract |
A mixture of reactor polymers comprising (a) a first polymer containing propylene; and (b) a second polymer containing propylene having a different crystallinity from the first polymer, wherein polymer mixture has a melting temperature, Tf, of at least 135 ° C, a melt flow rate of at least 70dg / min, a resistance to the tensile of at least 8 MPa, an elongation at break of at least 300%, and comprises a branched block product having peaks in the range between 44 and 45 ppm in the 13C NMR spectrum |