Carbon dioxide blown low density, flexible microcellular...

C - Chemistry – Metallurgy – 08 – G

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C08G 18/70 (2006.01) C08G 18/12 (2006.01) C08G 18/32 (2006.01) C08G 18/48 (2006.01) C08G 18/79 (2006.01) C08J 9/08 (2006.01) C08J 9/12 (2006.01)

Patent

CA 2367077

Microcellular polyurethane flexible foams suitable for use as lightweight shoe sole components are produced by dissolving carbon dioxide into one or both of the iso-side or resin-side of an isocyanate-prepolymer-based microcellular polyurethane foam formulation. The resultant foams possess more uniform cell structure and enhanced physical properties as compared to all water-blown foams of the same basic formulation and density. The hardness of the foams is more suitable for shoe sole, particularly midsole applications, than that of the water-blown foams, despite the lower urea hard segment content of the CO2 blown foams.

L'invention porte sur des mousses de polyuréthane microcellulaires souples pouvant servir de composants à faible poids pour semelles de chaussures, lesquels sont produits en dissolvant du dioxyde de carbone dans une ou les deux côtés (côté isocyanate ou côté résine), d'une formulation de mousse de polyuréthane microcellulaire à base de prépolymères d'isocyanate. Les mousses ainsi produites ont une structure cellulaire plus uniforme et ont des propriétés physiques améliorées par rapport à toutes les mousses expansées sans utilisation de CFC ayant la même formule et la même densité de base. La fermeté des mousses en question convient mieux aux semelles de chaussures, (notamment les semelles intercalaires) que les mousses expansées sans utilisation de CFC, malgré la teneur réduite en urée du segment dur des mousses soufflées au CO2.

LandOfFree

Say what you really think

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

Rating

Carbon dioxide blown low density, flexible microcellular... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Carbon dioxide blown low density, flexible microcellular..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Carbon dioxide blown low density, flexible microcellular... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1842549

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