US 12,434,464 B2
Conformable sheet articles, constructions, and methods of using the same
Manoj Nirmal, St. Paul, MN (US); Mary L. Brown, Roseville, MN (US); Kimberly C. M. Schultz, Woodbury, MN (US); Mitchell A. F. Johnson, Woodbury, MN (US); Thomas R. Corrigan, St. Paul, MN (US); Patrick R. Fleming, Lake Elmo, MN (US); Stephen M. Sanocki, Stillwater, MN (US); Jimmy M. Le, St. Paul, MN (US); Steven L. Mahoney, Maplewood, MN (US); Charles E. Jansen, Hudson, WI (US); Matt R. Branscomb, Lakeville, MN (US); Yaohua Gao, Woodbury, MN (US); Elizabeth R. Bright, Minneapolis, MN (US); Ignatius A. Kadoma, Cottage Grove, MN (US); and Jeffrey E. Zelinsky, Woodbury, MN (US)
Assigned to 3M Innovative Properties Company, St. Paul, MN (US)
Appl. No. 18/015,626
Filed by 3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US)
PCT Filed Jul. 13, 2021, PCT No. PCT/IB2021/056312
§ 371(c)(1), (2) Date Jan. 11, 2023,
PCT Pub. No. WO2022/013754, PCT Pub. Date Jan. 20, 2022.
Claims priority of provisional application 63/143,169, filed on Jan. 29, 2021.
Claims priority of provisional application 63/106,927, filed on Oct. 29, 2020.
Claims priority of provisional application 63/052,123, filed on Jul. 15, 2020.
Prior Publication US 2023/0241876 A1, Aug. 3, 2023
Int. Cl. B32B 29/00 (2006.01); B32B 3/28 (2006.01); B32B 3/30 (2006.01); B32B 7/12 (2006.01); B32B 15/12 (2006.01); B32B 15/20 (2006.01); B32B 27/10 (2006.01); B32B 27/32 (2006.01); B32B 29/08 (2006.01)
CPC B32B 29/002 (2013.01) [B32B 3/28 (2013.01); B32B 3/30 (2013.01); B32B 7/12 (2013.01); B32B 15/12 (2013.01); B32B 15/20 (2013.01); B32B 27/10 (2013.01); B32B 27/32 (2013.01); B32B 29/08 (2013.01); B32B 2255/12 (2013.01); B32B 2405/00 (2013.01); B32B 2553/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A conformable sheet article comprising
a paper face sheet having an interior-facing surface and an exterior-facing surface;
a paper structured sheet comprising a first major surface facing the interior-facing surface of the face sheet, an opposing second major surface, and a plurality of separated surface structures;
a joining layer between the interior-facing surface of the face sheet and the first major surface of the structured sheet for affixing the structured sheet to the face sheet; and
a bonding coating disposed on the second major surface of the structured sheet, wherein the conformable sheet article is configured to be provided in the form of a roll wound upon itself such that the bonding coating faces the exterior-facing surface of the face sheet.