Binders and materials made therewith

• US 20070027283A1
• Filed: 07/26/2006
• Published: 02/01/2007
• Est. Priority Date: 07/26/2005
• Status: Active Grant

• Current Assignee: Knauf Insulation, Inc. (GEBR Knauf Verwaltungsgesellschaft KG)
• Original Assignee: Knauf Insulation GmbH (GEBR Knauf Verwaltungsgesellschaft KG)
• Inventors: Xu, Ruijian, Swift, Brian, Kissell, Ronald
• Granted Patent: US 7,888,445 B2
• Time in Patent Office: Days
• US Class Current: 527/312
• CPC Class Codes: B29C 70/68 by incorporating or moulding on preformed parts, e.g. inserts or layers , e.g. foam blocks mould constructions therefor B29C33/12; joining preformed parts by moulding B29C65/70
• CPC Class Codes: C03C 17/28 with organic material C03C17/34, C03C17/44 take precedence
• CPC Class Codes: C03C 25/14 Spraying
• CPC Class Codes: C03C 25/321 Starch; Starch derivatives
• CPC Class Codes: C07H 5/04 to nitrogen
• CPC Class Codes: C08F 251/02 on to cellulose or derivatives thereof
• CPC Class Codes: C08L 2666/02 Organic macromolecular compounds, natural resins, waxes or and bituminous materials
• CPC Class Codes: C08L 51/02 grafted on to polysaccharides
• CPC Class Codes: C09D 105/00 Coating compositions based on polysaccharides or on their derivatives, not provided for in groups C09D101/00 or C09D103/00
• CPC Class Codes: C09D 167/04 Polyesters derived from hydroxycarboxylic acids, e.g. lactones C09D167/06 takes precedence
• CPC Class Codes: C09D 5/08 Anti-corrosive paints
• CPC Class Codes: E04B 1/78 Heat insulating elements E04B1/7662 takes precedence
• CPC Class Codes: E04B 1/84 Sound-absorbing elements
• CPC Class Codes: E04B 1/88 Insulating elements for both heat and sound
• CPC Class Codes: F16L 59/026 Mattresses, mats, blankets or the like
• CPC Class Codes: F16L 59/14 Arrangements for the insulation of pipes or pipe systems F16L59/02 - F16L59/12 take precedence
• CPC Class Codes: H05K 999/99 dummy group
• CPC Class Codes: Y10T 428/31971 Of carbohydrate
• CPC Class Codes: Y10T 442/60 Nonwoven fabric [i.e., nonwoven strand or fiber material]
• CPC Class Codes: Y10T 442/691 Inorganic strand or fiber material only

Abstract

Binders to produce or promote cohesion in non or loosely assembled matter.

Claims

1. A binder, comprising:

Maillard reactants including (i) an amine and (ii) a carbohydrate, wherein

the binder is (i) uncured and (ii) formaldehyde free.

2. The binder of claim 1, wherein:

the amine includes an ammonium salt of a monomeric polycarboxylic acid.

3. The binder of claim 1, wherein:

the amine includes an ammonium salt of a polymeric polycarboxylic acid.

4. The binder of claim 1, wherein:

the carbohydrate includes a monosaccharide.

5. The binder of claim 4, wherein:

the monosaccharide includes a reducing sugar.

6. The binder of claim 5, wherein:

the reducing sugar includes at least one of the following, dextrose, xylose, fructose, and dihydroxyacetone.

7. The binder of claim 1, further comprising:

a silicon-containing compound.

8. The binder of claim 7, wherein:

the silicon-containing compound is amino-substituted.

9. The binder of claim 7, wherein:

the silicon-containing compound is a silyl ether.

10. The binder of claim 7, wherein:

the silicon-containing compound includes at least one of the following, gamma-aminopropyltriethoxysilane, gamma-glycidoxypropyltrimethoxysilane, aminoethylaminopropyltrimethoxysilane, and n-propylamine silane.

11. The binder of claim 1, further comprising:

a corrosion inhibitor.

12. The binder of claim 11, wherein:

the corrosion inhibitor includes at least one of the following, dedusting oil, monoammonium phosphate, sodium metasilicate pentahydrate, melamine, tin(II)oxalate, and a methylhydrogen silicone fluid emulsion.

13. The binder of claim 1, wherein the binder is an aqueous solution having an alkaline pH.

14. The binder of claim 1, wherein the binder is dehydrated.

29. A material, comprising:

a collection of matter contacted with the binder of claim 1, wherein the binder is dehydrated.

30. A material, comprising:

a collection of matter contacted with the binder of claim 1, wherein the binder is cured.

15. A binder, comprising:

(i) one or more Maillard reaction products and (ii) a silicon-containing compound, wherein the binder is (i) cured and (ii) formaldehyde free.

16. The binder of claim 15, wherein:

the silicon-containing compound is amino-substituted.

17. The binder of claim 15, wherein:

the silicon-containing compound is a silyl ether.

18. The binder of claim 15, wherein:

the silicon-containing compound includes at least one of the following, gamma-aminopropyltriethoxysilane, gamma-glycidoxypropyltrimethoxysilane, aminoethylaminopropyltrimethoxysilane, and n-propylamine silane.

19. A binder, comprising:

(i) one or more Maillard reaction products and (ii) a corrosion inhibitor, wherein the binder is (i) cured and (ii) formaldehyde free.

20. The binder of claim 19, wherein:

the corrosion inhibitor includes at least one of the following, dedusting oil, monoammonium phosphate, sodium metasilicate pentahydrate, melamine, tin(II)oxalate, and a methylhydrogen silicone fluid emulsion.

21. The binder of claim 19, wherein:

the Maillard reaction products include one or more melanoidins.

22. The binder of claim 19, further comprising:

one or more polyester compounds.

23. A material, comprising:

a collection of matter; and

a binder disposed on the matter;

wherein the material is formaldehyde free; and

the binder includes (i) at least two Maillard reactants and (ii) a silicon-containing compound.

24. The material of claim 23, wherein:

the collection of matter includes glass fibers.

25. The material of claim 23, wherein:

the collection of matter includes cellulosic fibers.

26. A material, comprising:

a collection of matter; and

a binder disposed on the matter;

wherein the material is formaldehyde free; and

the binder includes (i) at least two Maillard reactants and (ii) a corrosion inhibitor.

27. The material of claim 26, wherein:

the collection of matter includes glass fibers.

28. The material of claim 26, wherein:

the collection of matter includes cellulosic fibers.

31. A material, comprising:

a collection of cellulosic matter; and

a binder disposed on the cellulosic matter;

wherein the binder (i) is uncured, (ii) includes at least two Maillard reactants; and

the material is formaldehyde free.

32. A binder, comprising:

an amine;

a carbohydrate; and

a silicon-containing compound, wherein

the binder is (i) uncured and (ii) formaldehyde free.

33. The binder of claim 32, wherein the binder has an alkaline pH.

34. A binder, comprising:

an amine;

a carbohydrate; and

corrosion inhibitor, wherein

the binder is (i) uncured and (ii) formaldehyde free.