# US 2023/0056560 A1 · Binders and associated products

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2023/0056560 A1
- Document ID: US20230056560A1
- Status: Published application
- Kind: A1
- Application number: 17/890,823
- Filed: 2022-08-18
- Published: 2023-02-23
- Earliest claimed: 2017-12-19
- Assignees: Knauf Insulation SPRL; Knauf Insulation, Inc.
- Applicants: Knauf Insulation Sprl; Knauf Insulation, Inc.
- Inventors: Carl Hampson; Gareth JONES
- Web page: https://patentgrep.com/patent/US20230056560A1

## CPC

- C08B 37/0006: {Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid}
- C08L 5/00: Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- B01F 23/231: by bubbling (mixers with gas or liquid agitation, e.g. with air supply tubes B01F33/40)
- C08B 37/006: {Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof}
- C08K 3/20: Oxides; Hydroxides {(graphene oxides C08K3/042)}
- D04H 1/64: the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
- C08B: POLYSACCHARIDES; DERIVATIVES THEREOF (polysaccharides containing less than six saccharide radicals attached to each other by glycosidic linkages C07H; fermentation or enzyme-using processes C12P19/00; sugar industry C13; production of cellulose D21)
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- B01F: MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING (mixing paints B44D3/06)
- C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09)
- D04H: MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL (weaving D03; knitting D04B; braiding D04C; net-making D04G; sewing D05B; tufting D05C; finishing non-woven fabrics D06); FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING {; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION}(non-woven fabrics having an intermediate or external layer of a different kind, e.g. of woven fabric, B32B)

## Abstract

The present invention relates to a water-soluble binder composition comprising at least one carbohydrate component and at least one carbon dioxide reaction product comprising at least the reaction product(s) of carbon dioxide with at least one nitrogen-containing compound. It further relates to a method of its manufacture, its use, a method of manufacturing a collection of matter bound by said polymeric binder, as well as a binder solution or dispersion comprising said binder composition.

## Claims

### Claim at position 1

-18. (canceled)

### Claim 19

A method of manufacturing a collection of matter bound by a polymeric binder comprising the steps:
(i) providing a collection of matter,
(ii) providing a water-soluble, curable, thermosetting binder composition, comprising:
at least one carbohydrate component wherein the at least one carbohydrate component comprises a reducing sugar and/or a component which yields a reducing sugar in situ, and
at least one carbon dioxide reaction product comprising at least the reaction product(s) of carbon dioxide with at least one nitrogen-containing component wherein the at least one nitrogen-containing component comprises an organic amine comprising at least one primary amine group as well as salts thereof,
in a solvent to obtain a solution or dispersion,
(iii) applying the solution or dispersion obtained in step (ii) to the collection of matter, and
(iv) applying energy to the collection of matter containing said solution or dispersion to cure the binder composition.

### Claim 20 (depends on 19)

The method according to claim 19, in which the viscosity of an aqueous solution containing 70 wt.-% of said binder composition does not increase by more than 500 cP when left to stand at 20° C. for 12 hours.

### Claim 21 (depends on 19)

The method according to claim 19, wherein said binder composition is capable of reacting with a crosslinker to yield one or more melanoidins as a water-insoluble composition, under relevant curing conditions.

### Claim 22 (depends on 19)

The method according to claim 19, wherein the ratio of total carbonyl groups in the carbohydrate component(s) to total reactive nitrogen-containing groups in the nitrogen-containing component(s) is 5:1 to 1:5.

### Claim 23 (depends on 19)

The method according to claim 19, wherein the at least one carbohydrate component is selected from the group consisting of monosaccharides, disaccharides, and polysaccharides or a reaction product thereof.

### Claim 24 (depends on 19)

The method according to claim 19, wherein the at least one carbohydrate component is selected from the group consisting of ribose, arabinose, xylose, lyxose, glucose (dextrose), mannose, galactose, allose, altrose, talose, gulose, idose, fructose, psicose, sorbose, dihydroxyacetone, sucrose and tagatose, as well as mixtures thereof.

### Claim 25 (depends on 19)

The method according to claim 19, wherein the at least one nitrogen-containing component comprises a primary polyamine having the formula H2N-Q-NH2, wherein Q is a C6 alkyl or cyclohexyl, cyclopentyl or cyclobutyl, or benzyl, each of which being optionally substituted with amino, aminoalkyl, hydroxyl, halo, or thiol, wherein alkyl is selected from the group consisting of C2-C24 alkyl, C2-C9 alkyl, and C3-C7 alkyl.

### Claim 26 (depends on 19)

The method according to claim 19, wherein the weight ratio between the carbohydrate component and the carbon dioxide reaction product with the nitrogen-containing component is 0.5:1 to 30:1.

### Claim 27 (depends on 19)

The method according to claim 19, wherein in step (ii) a crosslinker is added to the binder composition.

### Claim 28 (depends on 19)

The method according to claim 19, wherein prior to the step of applying the solution or dispersion obtained in step (ii) to the collection of matter, the collection of matter is substantially free of binder.

### Claim 29

A method of manufacturing a collection of matter bound by a polymeric binder comprising the steps:
(i) providing a collection of matter,
(ii) providing a water-soluble, curable, thermosetting binder composition, in a solvent to obtain a solution or dispersion, wherein the binder composition is obtained by a method comprising the steps of:
(a) providing at least one carbohydrate component wherein the at least one carbohydrate component comprises a reducing sugar and/or a component which yields a reducing sugar in situ,
(b) providing at least one nitrogen-containing component wherein the at least one nitrogen-containing component comprises an organic amine comprising at least one primary amine group as well as salts thereof,
(c) providing carbon dioxide,
(d) mixing in a solvent the carbohydrate component(s) and the nitrogen-containing component(s), and optionally cooling at room temperature, and
(e) bubbling carbon dioxide into the mixture obtained in step (d);
or
(a′) providing at least one carbohydrate component wherein the at least one carbohydrate component comprises a reducing sugar and/or a component which yields a reducing sugar in situ,
(b′) providing at least one nitrogen-containing component wherein the at least one nitrogen-containing component comprises an organic amine comprising at least one primary amine group as well as salts thereof,
(c′) providing carbon dioxide,
(d′) reacting the carbon dioxide with the nitrogen-containing component, and
(e′) mixing in a solvent the carbohydrate component(s) and the reaction product of (d′),
(iii) applying the solution or dispersion obtained in step (ii) to the collection of matter, and
(iv) applying energy to the collection of matter containing said solution or dispersion to cure the binder composition.

### Claim 30 (depends on 29)

The method according to claim 29, in which the viscosity of an aqueous solution containing 70 wt.-% of said binder composition does not increase by more than 500 cP when left to stand at 20° C. for 12 hours.

### Claim 31 (depends on 29)

The method according to claim 29, wherein in step (ii) a crosslinker is added to the binder composition

### Claim 32 (depends on 29)

The method according to claim 29, wherein the ratio of total carbonyl groups in the carbohydrate component(s) to total reactive nitrogen-containing groups in the nitrogen-containing component(s) is 5:1 to 1:5.

### Claim 33 (depends on 29)

The method according to claim 29, wherein the at least one carbohydrate component is selected from the group consisting of monosaccharides, disaccharides, and polysaccharides or a reaction product thereof.

### Claim 34 (depends on 29)

The method according to claim 29, wherein the at least one carbohydrate component is selected from the group consisting of ribose, arabinose, xylose, lyxose, glucose (dextrose), mannose, galactose, allose, altrose, talose, gulose, idose, fructose, psicose, sorbose, dihydroxyacetone, sucrose and tagatose, as well as mixtures thereof.

### Claim 35 (depends on 29)

The method according to claim 29, wherein the at least one nitrogen-containing component comprises a primary polyamine having the formula H2N-Q-NH2, wherein Q is a C6 alkyl or cyclohexyl, cyclopentyl or cyclobutyl, or benzyl, each of which being optionally substituted with amino, aminoalkyl, hydroxyl, halo, or thiol, wherein alkyl is selected from the group consisting of C2-C24 alkyl, C2-C9 alkyl, and C3-C7 alkyl.

### Claim 36 (depends on 29)

The method according to claim 29, wherein the weight ratio between the carbohydrate component and the carbon dioxide reaction product with the nitrogen-containing component is 0.5:1 to 30:1.

### Claim 37 (depends on 29)

The method according to claim 29, wherein prior to the step of applying the solution or dispersion obtained in step (ii) to the collection of matter, the collection of matter is substantially free of binder.

### Claim 38 (depends on 29)

The method according to claim 29, wherein 0.5 to 50 w % CO2 based on the total weight of the binder composition, is bubbled into the reaction mixture.