US 12,251,912 B2
Repulpable, recyclable, compostable and biodegradable reinforcement elements and paper reinforced tapes, and containers including the same
Michael J. Nowak, Vadnais Heights, MN (US); Cynthia A. Stewart-Irvin, Vancouver, WA (US); and Patrick D. Gleason, Shoreview, MN (US)
Assigned to H.B. Fuller Company, St. Paul, MN (US)
Filed by H.B. Fuller Company, St. Paul, MN (US)
Filed on Jan. 7, 2021, as Appl. No. 17/143,555.
Claims priority of provisional application 63/044,599, filed on Jun. 26, 2020.
Claims priority of provisional application 62/979,236, filed on Feb. 20, 2020.
Claims priority of provisional application 62/958,108, filed on Jan. 7, 2020.
Prior Publication US 2021/0206152 A1, Jul. 8, 2021
Int. Cl. B32B 29/00 (2006.01); B31B 50/62 (2017.01); B32B 7/12 (2006.01); B32B 29/02 (2006.01); B65D 5/46 (2006.01); B65D 5/54 (2006.01); B65D 75/52 (2006.01); C09J 7/21 (2018.01); C09J 7/29 (2018.01); C09J 7/35 (2018.01); C09J 7/38 (2018.01); C09J 7/40 (2018.01); C09J 167/04 (2006.01); C09J 189/00 (2006.01); D21H 25/00 (2006.01); D21H 27/10 (2006.01); C09J 5/06 (2006.01)
CPC B32B 29/005 (2013.01) [B31B 50/62 (2017.08); B32B 7/12 (2013.01); B32B 29/02 (2013.01); B65D 5/46016 (2013.01); B65D 5/54 (2013.01); B65D 75/52 (2013.01); C09J 7/21 (2018.01); C09J 7/29 (2018.01); C09J 7/35 (2018.01); C09J 7/38 (2018.01); C09J 7/403 (2018.01); C09J 167/04 (2013.01); C09J 189/00 (2013.01); D21H 25/005 (2013.01); D21H 27/10 (2013.01); C09J 5/06 (2013.01); C09J 2301/124 (2020.08); C09J 2400/263 (2013.01); C09J 2400/283 (2013.01); C09J 2431/00 (2013.01); C09J 2467/006 (2013.01); C09J 2489/006 (2013.01); Y10T 428/14 (2015.01)] 19 Claims
OG exemplary drawing
 
1. A paper reinforced tape comprising
a. a continuous paper strip present as 1 to 50 continuous paper strips across the width of the paper reinforced tape,
b. a continuous paper backing layer,
c. a first layer of adhesive composition disposed between the continuous paper strip and the continuous paper backing layer, thereby adhering the continuous paper strip to the continuous paper backing layer,
wherein the continuous paper strip and the continuous paper backing layer are the only paper layers present and are different in at least one way selected from the group consisting of:
different basis weights,
different widths, and
different fibers,
and wherein the paper reinforced tape is free of strands of continuous fibrous substrate.