US 12,134,629 B2
Binder composition, and products including binder composition
Suvi Pietarinen, Lappeenranta (FI); Sanna Valkonen, Lappeenranta (FI); and Okko Ringena, Neusass (DE)
Assigned to UPM-KYMMENE CORPORATION, Helsinki (FI)
Filed by UPM-KYMMENE CORPORATION, Helsinki (FI)
Filed on Mar. 11, 2022, as Appl. No. 17/693,125.
Application 16/599,237 is a division of application No. 15/027,178, granted, now 10,487,101, issued on Nov. 26, 2019, previously published as PCT/FI2014/050901, filed on Nov. 25, 2014.
Application 17/693,125 is a continuation of application No. 16/599,237, filed on Oct. 11, 2019.
Claims priority of application No. 20136177 (FI), filed on Nov. 26, 2013.
Prior Publication US 2022/0251127 A1, Aug. 11, 2022
Int. Cl. C07G 1/00 (2011.01); C08H 7/00 (2011.01); C09J 197/00 (2006.01)
CPC C07G 1/00 (2013.01) [C08H 6/00 (2013.01); C09J 197/005 (2013.01)] 18 Claims
 
1. A binder composition formed from an aqueous composition, the aqueous composition comprising:
a phenolic compound;
a crosslinking agent;
an alkali;
lignin; and
water,
wherein:
a solids content of the aqueous composition is 54.7 to 74.9 wt %,
the phenolic compound and the crosslinking agent are 62.3 to 72.9 wt % of a solids content of the aqueous composition,
the alkali is 1.6 to 9.2 wt % of the solids content of the aqueous composition,
the lignin is 21 to 33.6 wt % of the solids content of the aqueous composition, and the lignin has been generated in a Kraft process.