Abstract: A preparation is disclosed herein which may be used for making shaped articles, particularly for making tubular films for the packaging of sausages. The preparation comprises collagen and a precondensate, which precondensate comprisesA. one or more structural units derivable from a compound containing at least one amine group, andB. one or more structural units derivable from a compound containing at least one aldehyde group and/or one or more structural units derivable from a polyhydroxy compound.Also disclosed are a process for making the preparation, a method of making a shaped article from the preparation, and shaped articles so made. The collagen used is advantageously contained in an animal hide fibre composition.