LAYERED BUILDING BOARD FOR INSIDE AND OUTSIDE

• US 20160326744A1
• Filed: 01/14/2014
• Published: 11/10/2016
• Est. Priority Date: 01/14/2014
• Status: Active Application

• Current Assignee: Xylo Technologies AG
• Original Assignee: Kronoplus Technical AG
• Inventors: BIEHLER, Manfred, DHRING, Dieter
• Application Number:
  US15/109,491
• Publication Number:
  US 20160326744A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B32B 21/02 the layer being formed of fibres, chips, or particles , e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
• CPC Class Codes: B32B 21/06 of paper or cardboard
• CPC Class Codes: B32B 2260/028 Paper layer
• CPC Class Codes: B32B 2260/046 Synthetic resin
• CPC Class Codes: B32B 2307/536 Hardness
• CPC Class Codes: B32B 2307/554 Wear resistance
• CPC Class Codes: B32B 2307/584 Scratch resistance
• CPC Class Codes: B32B 2307/71 Resistive to light or to UV
• CPC Class Codes: B32B 2307/712 Weather resistant
• CPC Class Codes: B32B 2419/00 Buildings or parts thereof
• CPC Class Codes: B32B 2451/00 Decorative or ornamental articles
• CPC Class Codes: B32B 27/10 of paper or cardboard
• CPC Class Codes: B32B 3/06 for securing layers together; for attaching the product to another member, e.g. to a support , or to another product, e.g. groove/tongue, interlocking
• CPC Class Codes: B32B 7/12 using interposed adhesives or interposed materials with bonding properties
• CPC Class Codes: D21H 17/51 Triazines, e.g. melamine
• CPC Class Codes: D21H 19/20 comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
• CPC Class Codes: D21H 19/84 on both sides of the substrate
• CPC Class Codes: D21H 27/26 characterised by the overlay sheet or the top layers of the structures decorative panels B44C5/04; wood grain effects B44F9/02
• CPC Class Codes: E04C 2/20 of plastics
• CPC Class Codes: E04C 2/24 laminated and composed of materials covered by two or more of groups E04C2/12, E04C2/16, E04C2/20
• CPC Class Codes: E04C 2/246 : combinations of materials fully covered by E04C2/16 and E04C2/20
• CPC Class Codes: E04F 13/0866 : composed of several layers, e.g. sandwich panels or layered panels layered products as such in general B32B; producing decorative panels or veneers B44C5/04; E04F13/0864, E04F13/0875 take precedence
• CPC Class Codes: E04F 13/0871 : having an ornamental or specially shaped visible surface E04F13/0867 takes precedence
• CPC Class Codes: E04F 13/0894 : with tongue and groove connections

Abstract

A layered building board for inside and outside is described. The building board includes a core layer (20) and a melamine resin impregnated paper (21) arranged thereon. In order to improve the adhesion of further layers, an adhesion layer (30) comprising polyurethane and acrylate is provided on the paper.

Claims

1. A layered building board for inside and outside comprising:

a core with a front side and a rear side;

an amino resin impregnated paper arranged thereon;

an adhesion layer comprising polyurethane and acrylate arranged on the paper.

2. The layered building board according to claim 1, further comprising:

an acrylate layer arranged on the adhesion layer, wherein the acrylate layer has a thickness of more than 20 μ

m.

3. The layered building board according to claim 1, wherein the adhesion layer has a thickness of 10 to 100μ

m.

4. The layered building board according to claim 1, wherein the adhesion layer consists essentially of polyurethane and acrylate.

5. The layered building board according to claim 2 further comprising:

a dé

cor layer consisting of a dé

cor color arranged between the adhesion layer and the acrylate layer.

6. The layered building board according to claim 5, wherein the dé

cor color is a polymerizable dé

cor color.

7. The layered building board according to claim 1 wherein the core has a thickness of 2 to 80 mm.

8. The layered building board according to claim 1 wherein the core is selected from the group consisting of a laminate board, MDF-board, HDF-board, wood based material board, and PVC-board.

9. The layered building board according to claim 1 wherein the adhesion layer consists essentially of polyurethane and acrylate and wherein the polyurethane has a weight percentage of more than 5%.

10. A layered board for manufacturing a building board comprising:

a core with a front side and a rear side;

an amino resin impregnated paper arranged thereon;

an adhesion layer of a mixture of isocyanate and (meth)acrylate arranged on the paper; and

an acrylate layer arranged thereon.

11. The layered board according to claim 10, wherein the acrylate layer, which is arranged on the adhesion layer, has a thickness of more than 20 μ

m.

12. The layered board, according to claim 10, wherein the adhesion layer has a thickness of 10 to 100 μ

m.

13. The layered board according to claim 10, wherein the adhesion layer consists essentially of isocyanate and (meth)acrylate.

14. The layered board according to claim 10, further comprising a dé

cor layer consisting of dé

cor color provided between the adhesion layer and the acrylate layer.

15. The layered board according to claim 14, wherein the dé

cor layer includes a polymerizable dé

cor color.

16. The layered board according to claim 10, wherein the (meth)acrylate of the adhesion layer is based on (meth)acrylic acid ester of alkanols that comprise 2 to 12 carbon atoms.

17. The layered board according to claim 10, wherein the (meth)acrylate of the adhesion layer is selected from the group consisting of ethylacrylate, propylacrylate, n-butylacrylate, n-hexylacrylate, n-octylacrylate, 2-ethylhexylacrylate, 3-propylheptylacrylate, n-decylacrylate, laurylacrylate, n-pentylmethacrylate, n-octylmethacrylate, n-decylmethacrylate and laurymethacrylate, butyl(meth)acrylate, 2-ethylhexylacrylate, and 3-propylheptylacrylate and combinations thereof.

18. The layered board according to claim 10, wherein the isocyanate is based on di- and/or polyisocyanates with a NCO functionality of at least 1.8.

19. The layered board according to claim 18, wherein the di-isocyanates are isocyanates with 4 to 20 C-atoms.

20. The layered board according to claim 18, wherein the polyisocyanates are selected from the group consisting of polyisocyanates comprising isocyanurate groups, uretdione diisocyanates, polyisocyanates comprising biuret groups, polyisocyanates comprising urethane or allophanate groups, polyisocyanates comprising oxadiazintrione groups, uretonimine-modified polyisocyanates of aliphatic diisocyanates with a total of 6 to 20 C-atoms, cycloaliphatic diisocyanates with a total of 6 to 20 C-atoms, and combinations thereof.

21. The layered board, according to claim 10, wherein the core layer is selected from the group consisting of a laminate board, MDF-board, HDF-board, wood based material board, and PVC-board.

22. A method for manufacturing a layered building board for inside and outside comprising the following steps:

a. providing a core with a front side and a rear side;

b. providing an amino resin impregnated paper on the front and/or rear side;

c. providing a mixture of isocyanate and (meth)acrylate on the paper thereafter;

d. applying an acrylate layer after step c; and

e. applying the layers applied in step c. and d., together.

23. The method for manufacturing a layered building board according to claim 22, whereby the mixture of isocyanate and (meth)acrylate is partially cured after step c. and before step d.

24. The method for manufacturing a layered building board according to claim 23, whereby a dé

cor layer is directly printed on a layer comprising the mixture of isocyanate and (meth)acrylate after the partial curing and before step d.

25. The method for manufacturing a layered building board according to claim 22, whereby the mixture of isocyanate and (meth)acrylate is applied by applicator rollers.

26. The method for manufacturing a layered building board according to claim 22, whereby the applied acrylate layer is provided with a structure after step d. and before step e.

27. The method for manufacturing a layered building board according to claim 22, whereby the acrylate layer applied in step d. has a thickness of more than 20 μ

m.

28. The method for manufacturing a layered building board according to claim 22, whereby providing the mixture of isocyanate and (meth)acrylate on the paper forms on adhesion layer and the adhesion layer has a thickness of 10 to 100 μ

m.

29. The method for manufacturing a layered building board according to claim 24, whereby the dé

cor layer includes a polymerizable dé

cor color.

30. The method for manufacturing a layered building board according to claim 22, whereby the core has a thickness of 2 to 50 mm.

31. The method for manufacturing a layered building board according to claim 22, whereby the core is selected from the group consisting of a laminate board, MDF-board, HDF-board, wood based material board, and PVC-board.