US 11,752,736 B2
Articles made from lipophilic-rich cellulosic material and methods therefor
Mohamad Reza Barzegari, Greensboro, NC (US); James P. Pfau, Kirkland, IL (US); and Bei-Hong Liang, Naperville, IL (US)
Assigned to Masonite Corporation, Tampa, FL (US)
Filed by Masonite Corporation, Tampa, FL (US)
Filed on Jun. 28, 2021, as Appl. No. 17/360,490.
Application 17/360,490 is a division of application No. 16/182,815, filed on Nov. 7, 2018, granted, now 11,046,057, issued on Jun. 29, 2021.
Claims priority of provisional application 62/582,560, filed on Nov. 7, 2017.
Prior Publication US 2021/0323281 A1, Oct. 21, 2021
Int. Cl. C08L 1/02 (2006.01); C08J 5/24 (2006.01); C08J 7/04 (2020.01); B32B 21/13 (2006.01); C08L 97/02 (2006.01); B32B 23/04 (2006.01); C09J 161/30 (2006.01); C09J 161/24 (2006.01); C09J 161/06 (2006.01); C08J 5/04 (2006.01); E06B 3/70 (2006.01)
CPC B32B 21/13 (2013.01) [B32B 23/044 (2013.01); C08J 5/045 (2013.01); C08J 7/0427 (2020.01); C08L 1/02 (2013.01); C08L 97/02 (2013.01); C09J 161/06 (2013.01); C09J 161/24 (2013.01); C09J 161/30 (2013.01); C08J 2301/02 (2013.01); C08J 2429/14 (2013.01); C08J 2433/04 (2013.01); C08J 2461/24 (2013.01); C08J 2479/02 (2013.01); C08J 2479/08 (2013.01); C08L 2205/03 (2013.01); C08L 2205/16 (2013.01); E06B 2003/7049 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for making a composite article, comprising the steps of:
a) mixing a lipophilic-rich cellulosic material (LCM) with a binder to provide a binder rich LCM, wherein the LCM comprises at least 2 wt % of a lipophilic component;
b) drying the binder rich LCM to provide a dried LCM;
c) mixing the dried LCM with a tackifier to provide a composite mixture;
d) forming a cellulosic mat from the composite mixture; and
e) consolidating the cellulosic mat to form the composite article.