Composition based on copolymers of propylene, used especially in the manufacture of bumpers

COMPOSITION COPOLYMERS BASED PROPYLENE SUITABLE ESPECIALLY FOR THE MANUFACTURE OF BUMPER CAR INCLUDES THE COMPOSITION. A 65 A.55 IN WEIGHT AT LEAST ONE COPOLYMER CRYSTALLINE ETHYLENE pROPYLENE CONTAINING 5 TO 10 IN WEIGHT ETHYLENE CURED A PART OF COMPONENT POLYPROPYLENE INSOLUBLE IN BOILING N-hEPTANE REPRESENTS AT LEAST 97 COMPONENT THEREOF, fRACTION SOLUBLE IN THE P-XYLENE THIS ROOM TEMPERATURE VISCOSITY INTRINSIC 3 TO 4 AND FUSION INDEX IS 2 TO 10; B.30 TO 35 WEIGHT ETHYLENE-pROPYLENE AMORPHOUS, VISCOSITY INTRINSIC 2 , 0 3.5, MOONEY VISCOSITY ML14 40 A 100, A 100C, ET;. C.5 tALC TO 15 WEIGHT IN PARTICLES 0.5 A 5M