Reduction of sag in a flattened web of tubular film

Details Reduction of sag in a flattened web of tubular film Reduction of sag in a flattened web of tubular film

B - Operations, Transporting

29

C

B29C 49/12 (2006.01) B29C 49/64 (2006.01) B29C 55/06 (2006.01) B29C 55/18 (2006.01) B29C 55/28 (2006.01)

Patent

CA 2043655

The invention refers to a method for the reduction of the sag and/or of the different stress profile of a flattened tubular film web produced by blow molding and made of thermoplastic synthetic resin, transversely to its longitudinal direction. For the solution of the problem to provide a method of said kind according to which the sag and/or the different states of tension transversely to the tubular film web can be easily reduced or eliminated to a maximum degree, the tubular film web is heated along its width and then cooled and/or stretched. Furthermore, the invention refers to an apparatus for carrying out said method.

Affiliated with

Also associated with

Rating

Reduction of sag in a flattened web of tubular film does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Reduction of sag in a flattened web of tubular film, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Reduction of sag in a flattened web of tubular film will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1955278