Patent ID: 6315939
Filing Date: 2001-11-13
Classification: B05D,B29B,B29C,Y10S

Abstract:
A method for the production of containers from a material for stretch blow molding comprising(a) heating a preform having a wall to a temperature for stretch blow molding,(b) introducing the resultant heated preform from step (a) into a mold having a cavity corresponding to a container to be molded, the preform having an inner wall,(c) creating a stretching pressure in the preform by introducing an explosive gas mixture into the preform,(d) stretching the preform axially with the aid of a stretching rod,(e) creating a blowing pressure higher than the stretching pressure in the resultant stretched preform by exploding the explosive gas mixture, and(f) pressing the wall of the preform against the inner wall of the mold to form the container.