Apparatus and process for making a corrugation-free foam

B - Operations – Transporting – 29 – C

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

B29C 47/20 (2006.01) B29C 47/90 (2006.01) C08J 9/12 (2006.01) C08J 9/228 (2006.01)

Patent

CA 2536115

A method and apparatus for extruding a corrugation-free polystyrene foam with 100% carbon dioxide as the blowing agent by extruding the extrudate through an annular die opening so that it contacts a choke ring inner surface. A foam made with the apparatus according to the invention will have no visible corrugations and an average cell size of less than 0.35 mm.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Apparatus and process for making a corrugation-free foam does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus and process for making a corrugation-free foam, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus and process for making a corrugation-free foam will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-2091348

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.