US 12,304,727 B2
Thermoplastic films and bags with encapsulation-based delayed odor control and methods of making the same
Jeffrey S Stiglic, Willowbrook, IL (US); Dean A Ferracane, Willowbrook, IL (US); Jessica Greer, Willowbrook, IL (US); Scott O'Hara, Willowbrook, IL (US); Christopher G Anderson, Cincinnati, OH (US); and Rajesh K Mishra, Cincinnati, OH (US)
Assigned to THE GLAD PRODUCTS COMPANY, Oakland, CA (US)
Filed by THE GLAD PRODUCTS COMPANY, Oakland, CA (US)
Filed on Jan. 7, 2022, as Appl. No. 17/570,821.
Claims priority of provisional application 63/136,294, filed on Jan. 12, 2021.
Prior Publication US 2022/0219889 A1, Jul. 14, 2022
Int. Cl. B65F 1/00 (2006.01); B31B 70/74 (2017.01); B65D 33/00 (2006.01); B65D 33/28 (2006.01); B31B 155/00 (2017.01)
CPC B65F 1/0026 (2013.01) [B31B 70/79 (2017.08); B65D 33/004 (2013.01); B65D 33/28 (2013.01); B31B 2155/00 (2017.08); B65F 2210/129 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A thermoplastic film, comprising:
a plurality of ribs;
a plurality of web areas, the plurality of web areas separating and connecting the plurality of ribs, wherein the plurality of web areas is out of plane with the plurality of ribs so as to create recesses between adjacent ribs of the plurality of ribs; and
an encapsulated odor control component applied across a surface of the plurality of ribs and the plurality of web areas, the encapsulated odor control component comprising an odor-control active encapsulated within a plurality of encapsulants, wherein:
the plurality of encapsulants are configured to delay a release of the odor-control active until activated; and
a positioning of the plurality of encapsulants across the surface of the plurality of ribs and the plurality of web areas are is configured to cause the plurality of encapsulants to activate in phases.