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US 9,453,140 B2Granted
Binder for mat of fibers, especially mineral fibers, and products obtained
AssigneeSaint-Gobain Adfors
InventorsMatthiue Varagnat, Boris Jaffennou, Katarzyna Chuda, Said Lamou
Life of this patent
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Abstract
The present invention concerns a binder for a mat of fibers, especially mineral fibers, which comprises: at least one monosaccharide and/or at least one polysaccharide; at least one polycarboxylic organic acid with a molar mass of 1000 or less; and at least one vinyl acetate homopolymer or copolymer. It also concerns the products resulting from treatment of the fibers, especially mineral, with said binder.
Claims33
A binder comprising:
- at least one monosaccharide, polysaccharide, or mixture thereof;
- at least one polycarboxylic organic acid having a molar mass of 1000 or less, wherein the polycarboxylic organic is at least one saturated or unsaturated, branched or non-branched, alicyclic acid, cyclic acid or aromatic acid;
- and
- at least one vinyl acetate homopolymer or copolymer, wherein the vinyl acetate copolymer is a copolymer of vinyl acetate and at least one hydrophobic monomer selected from the group consisting of ethylene, propylene, butylene, styrene, and vinyl chloride.
1 more element
A fiber mat, comprising fibers and a binder comprising:
- at least one monosaccharide, polysaccharide, or mixture thereof;
- at least one polycarboxylic organic acid having a molar mass of 1000 or less, wherein the polycarboxylic organic acid is selected from the group consisting of malonic acid, tartaric acid, citric acid, and mixtures thereof;
- and
- at least one vinyl acetate homopolymer or copolymer, wherein the vinyl acetate copolymer is a copolymer of vinyl acetate and at least one hydrophobic monomer selected from the group consisting of ethylene, propylene, butylene, styrene, and vinyl chloride,
- wherein the mat has a mass per unit area of 10 to 1100 g/m2.
2 more elements
Dependencies are inferred from the claim text.