US 12,466,899 B2
Binder compositions and uses thereof
Carl Hampson, Liverpool (GB); and Ferdous Khan, St. Helens (GB)
Assigned to KNAUF INSULATION SPRL, Visé (BE)
Filed by KNAUF INSULATION SPRL, Visé (BE)
Filed on Jan. 16, 2024, as Appl. No. 18/414,375.
Application 18/414,375 is a division of application No. 17/721,298, filed on Apr. 14, 2022, granted, now 11,945,883.
Application 17/721,298 is a continuation of application No. 15/772,054, granted, now 11,325,985, issued on May 10, 2022, previously published as PCT/EP2016/075825, filed on Oct. 26, 2016.
Claims priority of application No. 1519188 (GB), filed on Oct. 30, 2015.
Prior Publication US 2024/0150496 A1, May 9, 2024
Int. Cl. C08B 31/00 (2006.01); B27N 3/00 (2006.01); C08J 3/28 (2006.01); C08J 5/04 (2006.01); C08K 3/20 (2006.01); C08K 3/30 (2006.01); C08K 5/23 (2006.01); C08L 3/04 (2006.01); C08L 33/00 (2006.01); C08L 33/02 (2006.01); C08L 33/08 (2006.01); C08L 33/26 (2006.01); C09J 4/06 (2006.01)
CPC C08B 31/003 (2013.01) [B27N 3/002 (2013.01); C08J 3/28 (2013.01); C08J 5/04 (2013.01); C08J 5/045 (2013.01); C08K 3/20 (2013.01); C08K 3/30 (2013.01); C08K 5/235 (2013.01); C08L 3/04 (2013.01); C08L 33/00 (2013.01); C08L 33/02 (2013.01); C08L 33/08 (2013.01); C08L 33/26 (2013.01); C09J 4/06 (2013.01); C08J 2303/02 (2013.01); C08K 2003/3045 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An uncured product comprising an assembly of fibrous material or cellulosic particulate or sheet material bonded with an aqueous curable binder composition comprising a carbohydrate compound, a first cross-linker selected from a carboxyl function bearing compound which forms esters with the carbohydrate compound, and a second cross-linker, the second cross-linker being different from the first and being capable of undergoing radical polymerization, and optionally a free radical initiator; wherein the carboxyl function bearing compound is selected from a monomeric polycarboxylic acid, and wherein the second cross-linker capable of undergoing radical polymerization is selected from an acrylamide monomer and a methacrylamide monomer, an acrylate monomer and a methacrylate monomer, an acrylic acid and its salts, acrylonitrile, a carbohydrate monomer, maleimide, and mixtures thereof.