	US 12,281,041 B2
	Binding compound based on furan resin, reducing sugar and/or non-reducing sugar
Pierre Salomon, Courbevoie (FR); Pierre Millereau, Paris (FR); and Edouard Obert, Fleurines (FR)
Assigned to SAINT-GOBAIN ISOVER, Courbevoie (FR)
Filed by SAINT-GOBAIN ISOVER, Courbevoie (FR)
Filed on Dec. 19, 2019, as Appl. No. 16/720,746.
Claims priority of application No. 1873698 (FR), filed on Dec. 20, 2018.
Prior Publication US 2020/0199022 A1, Jun. 25, 2020
Int. Cl. C03C 25/321 (2018.01); C03C 13/06 (2006.01); E04B 1/74 (2006.01)

CPC C03C 25/321 (2013.01) [C03C 13/06 (2013.01); E04B 1/74 (2013.01); C03C 2213/00 (2013.01); C03C 2218/112 (2013.01)]

16 Claims

1. Aqueous binding composition for mineral or organic fibres comprising:

from 40 to 95 wt % of poly(furfuryl alcohol) resin, and

from 5 to 60 wt % of at least one dextrin having a dextrose equivalent (DE) of at least 55 and/or of at least one non-reducing sugar, relative to a total dry weight of the aqueous binding composition,

said aqueous binding composition, which is adapted to bind the mineral or organic fibres, having a dry matter content between 0.5 to 50 wt %.