US 11,987,728 B2
Starch and carboxylic acid binder compositions and articles made therewith
Kiarash Alavi, Littleton, CO (US); Uranchimeg Lester, Littleton, CO (US); Ameya Natu, Littleton, CO (US); James Cottier, Red Bluff, CA (US); Jawed Asrar, Englewood, CO (US); and Philip Francis Miele, Highlands Ranch, CO (US)
Assigned to Johns Manville, Denver, CO (US)
Filed by JOHNS MANVILLE, Denver, CO (US)
Filed on Nov. 15, 2022, as Appl. No. 17/987,165.
Application 17/987,165 is a continuation of application No. 17/172,309, filed on Feb. 10, 2021, granted, now 11,505,724.
Application 17/172,309 is a continuation of application No. 16/012,220, filed on Jun. 19, 2018, granted, now 10,988,643, issued on Apr. 27, 2021.
Prior Publication US 2023/0080427 A1, Mar. 16, 2023
Int. Cl. C09J 103/02 (2006.01); C09J 4/00 (2006.01); C09J 4/06 (2006.01); C09J 5/06 (2006.01); C09J 131/06 (2006.01); C09J 133/06 (2006.01); C09J 199/00 (2006.01); D04H 1/4209 (2012.01); D04H 1/4218 (2012.01); D04H 1/587 (2012.01); D04H 1/64 (2012.01); E04B 1/78 (2006.01); E04B 1/80 (2006.01)
CPC C09J 103/02 (2013.01) [C09J 4/00 (2013.01); C09J 4/06 (2013.01); C09J 5/06 (2013.01); C09J 131/06 (2013.01); C09J 133/06 (2013.01); C09J 199/00 (2013.01); D04H 1/4218 (2013.01); D04H 1/587 (2013.01); D04H 1/64 (2013.01); E04B 1/78 (2013.01); E04B 1/80 (2013.01); C09J 2400/26 (2013.01); C09J 2471/00 (2013.01); D04H 1/4209 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A fiber-containing composite, comprising;
fibers;
a binder applied to the fibers;
wherein the binder comprises a reaction product of:
at least one starch having a weight average molecular weight from 1×106 Daltons to 1×107 Daltons, and
at least one polycarboxylic acid; and
wherein the binder comprises from 85 wt. % to 97 wt. % water on dilution prior to application to said fibers.