US 11,867,452 B2
Pigmented monolayer liner for appliances and methods of making the same
Ermanno Buzzi, Varese (IT); Charles R. Cravens, St. Joseph, MI (US); Vincent D. Csapos, Hamilton, MI (US); and Muhammad Khizar, St. Joseph, MI (US)
Assigned to Whirlpool Corporation, Benton Harbor, MI (US)
Filed by WHIRLPOOL CORPORATION, Benton Harbor, MI (US)
Filed on Aug. 20, 2021, as Appl. No. 17/407,572.
Application 17/407,572 is a division of application No. 16/398,413, filed on Apr. 30, 2019, granted, now 11,175,090.
Application 16/398,413 is a division of application No. 15/369,282, filed on Dec. 5, 2016, granted, now 10,352,613, issued on Jul. 16, 2019.
Prior Publication US 2021/0381753 A1, Dec. 9, 2021
Int. Cl. B32B 27/32 (2006.01); F25D 23/06 (2006.01); B32B 27/08 (2006.01); B32B 27/30 (2006.01); B32B 27/20 (2006.01); B29C 48/00 (2019.01); B29C 65/18 (2006.01); B32B 5/22 (2006.01); B32B 5/18 (2006.01); B32B 27/06 (2006.01); B29L 31/00 (2006.01)
CPC F25D 23/066 (2013.01) [B29C 48/0021 (2019.02); B29C 65/18 (2013.01); B32B 5/18 (2013.01); B32B 5/22 (2013.01); B32B 27/065 (2013.01); B32B 27/08 (2013.01); B32B 27/20 (2013.01); B32B 27/302 (2013.01); B32B 27/32 (2013.01); B29L 2031/7622 (2013.01); B32B 2250/246 (2013.01); B32B 2264/102 (2013.01); B32B 2264/108 (2013.01); B32B 2270/00 (2013.01); B32B 2307/558 (2013.01); B32B 2307/7242 (2013.01); B32B 2307/7265 (2013.01); B32B 2509/10 (2013.01); F25D 2400/18 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A liner for an appliance, comprising:
a polymeric liner comprising a monolayer, the monolayer comprising:
a base region comprising a high-impact polystyrene material; and
a capping region comprising a high-impact polystyrene material and a pigment additive, the capping region disposed over the base region,
wherein the base region and the capping region are joined with no interfaces between them.