US 12,441,858 B2
Article with thermal insulation properties
Thomas Apeldorn, Mönchengladbach (DE); Michael Kempf, Neuss (DE); Pierre Bieber, Korschenbroich (DE); René Kuhlmann, Düsseldorf (DE); Simon Plugge, Düsseldorf (DE); Björn Hoffmann, Mettmann (DE); David Rudek, Düsseldorf (DE); and Roman Konietzny, Schwalmtal (DE)
Assigned to 3M Innovative Properties Company, St. Paul, MN (US)
Appl. No. 18/007,234
Filed by 3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US)
PCT Filed Jul. 22, 2021, PCT No. PCT/IB2021/056654
§ 371(c)(1), (2) Date Jan. 27, 2023,
PCT Pub. No. WO2022/023903, PCT Pub. Date Feb. 3, 2022.
Claims priority of application No. 20189020 (EP), filed on Jul. 31, 2020.
Prior Publication US 2023/0303794 A1, Sep. 28, 2023
Int. Cl. C08J 9/00 (2006.01); B32B 5/20 (2006.01); B32B 27/06 (2006.01); B32B 27/36 (2006.01); C08J 9/42 (2006.01); C08K 3/22 (2006.01); C08K 7/14 (2006.01); C08K 7/20 (2006.01); F16L 59/02 (2006.01); F16L 59/07 (2006.01)
CPC C08J 9/0066 (2013.01) [B32B 5/20 (2013.01); B32B 27/065 (2013.01); B32B 27/36 (2013.01); C08J 9/42 (2013.01); C08K 3/22 (2013.01); C08K 7/14 (2013.01); C08K 7/20 (2013.01); F16L 59/029 (2013.01); F16L 59/07 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2264/101 (2013.01); B32B 2266/0214 (2013.01); B32B 2307/302 (2013.01); B32B 2307/304 (2013.01); B32B 2307/3065 (2013.01); B32B 2307/308 (2013.01); B32B 2307/54 (2013.01); B32B 2457/10 (2013.01); C08J 2383/04 (2013.01); C08J 2483/04 (2013.01); C08K 2003/2227 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A cushioning article comprising:
a non-syntactic polymeric foam layer; and
a plurality of spacer elements arranged within the polymeric foam layer, wherein each spacer element is at least partly embedded into the polymeric foam layer, and wherein each spacer element has a size greater than 200 micrometers,
wherein the spacer elements are made out of an elastomeric material.