Construction assembly of plaster boards and a method of assembling a plurality of plaster boards
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C04B-011/00
C04B-026/00
C04B-028/00
E04B-002/00
E04F-013/02
출원번호
US-0857504
(2004-06-01)
등록번호
US-7337587
(2008-03-04)
우선권정보
FR-95 08153(1995-06-30)
발명자
/ 주소
Zuber,Francois
Leclercq,Claude
Bourne Chastel,Pascal
출원인 / 주소
Lafarge Platres
대리인 / 주소
Buchanan Ingersoll & Rooney, PC
인용정보
피인용 횟수 :
0인용 특허 :
69
초록▼
A construction assembly includes a plurality of plaster boards, each of the plaster boards having a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said plaster boards are assembled cre
A construction assembly includes a plurality of plaster boards, each of the plaster boards having a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said plaster boards are assembled creating at least one joint; and a joint-pointing coat jointing said plaster boards to form a substantially plane outer surface including the outer surface of said at least one joint and said outer surface of said liner, wherein the composition of the joint-pointing coat is adapted for the finishing of said at least one joint; wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner are adapted to form an overall surface having a substantially homogeneous coloration.
대표청구항▼
What is claimed is: 1. A construction assembly, comprising: a plurality of plaster boards, each of the plaster boards comprising a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said
What is claimed is: 1. A construction assembly, comprising: a plurality of plaster boards, each of the plaster boards comprising a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said plaster boards are assembled creating at least one joint; and a joint-pointing coat jointing said plaster boards to form a substantially plane outer surface comprising the outer surface of said at least one joint and said outer surface of said liner, wherein the composition of the joint-pointing coat is adapted for the finishing of said at least one joint; wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner each have a surface water absorbability which is at least 60 minutes such as measured by the water drop test at 23�� C. 2. The construction assembly according to claim 1, wherein colorations of said joint-pointing coat in a dry state and the liner are substantially homogeneous in virtually the entire overall surface and are substantially white. 3. The construction assembly according to claim 1, wherein reflectance factors of said joint-pointing coat in a dry state and the liner are substantially homogeneous in virtually the entire overall surface and are between 70% and 80% for a wavelength of 457 nm. 4. The construction assembly according to claim 3, wherein the reflectance factors are between 72% and 76% for a wavelength of 457 nm. 5. The construction assembly according to claim 1, wherein said joint-pointing coat comprises a mineral filler and a binder. 6. The construction assembly according to claim 5, wherein said joint-pointing coat comprises a mineral filler having a grain size of between 5 and 35 μm. 7. The construction assembly according to claim 5, wherein the mineral filler represents between 50% and 85% of the total weight of said joint-pointing coat. 8. The construction assembly according to claim 5, wherein said joint-pointing coat further comprises a hydrophobic agent, which hydrophobic agent represents between 0.2% and 5% of the total weight of said joint-pointing coat. 9. The construction assembly according to claim 5, wherein said joint-pointing coat comprises an organic binder dispersible in an aqueous phase, which organic binder represents between 1% and 20% of the total weight of said joint-pointing coat. 10. The construction assembly according to claim 9, wherein said organic binder represents between 2% and 12% of the total weight of said joint-pointing coat. 11. The construction assembly according to claim 5, wherein said joint-pointing coat further comprises 1 to 15‰, by weight, of a handling agent. 12. The construction assembly according to claim 11, wherein said handling agent represents 2 to 12‰ of the total weight of said joint-pointing coat. 13. The construction assembly according to claim 11, wherein said handling agent is a water-retaining and thickening agent. 14. The construction assembly according to claim 11, wherein said water-retaining and thickening agent is methylhydroxyethylcellulose. 15. The construction assembly according to claim 5, wherein said joint-pointing coat further comprises 0.1 to 2%, by weight, of at least one slipping agent. 16. The construction assembly according to claim 15, wherein said at least one slipping agent represents 0.1 to 0.6% of the total weight of said joint-pointing coat. 17. The construction assembly according to claim 15, wherein said at least one slipping agent is a clay. 18. A construction assembly, comprising: a plurality of plaster boards, each of the plaster boards comprising a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said plaster boards are assembled creating at least one joint; and a joint-pointing coat jointing said plaster boards to form a substantially plane outer surface comprising the outer surface of said at least one joint and said outer surface of said liner, wherein the composition of the joint-pointing coat is adapted for the finishing of said at least one joint; wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner are adapted to form an overall surface having a substantially homogeneous coloration; wherein the joint-pointing coat comprises, by weight based on the total weight of the joint-pointing coat; between 50% and 85% of at least one mineral filler of white color, having a grain size of between 5 and 35 μm; at least one organic binder dispersible in an aqueous phase, which organic binder represents between 1% and 20%; at least one handling agent; water up to 100%. 19. The construction assembly according to claim 18, wherein said joint-pointing coat comprises 1 to 15‰, by weight, of a handling agent which is a water-retaining and thickening agent. 20. The construction assembly according to claim 18, wherein said organic binder represents 2 to 12% of the total weight of said joint-pointing coat. 21. The construction assembly according to claim 18, wherein said joint-pointing coat comprises 0.1 to 2%, by weight, of a slipping agent which is a clay. 22. The construction assembly according to claim 18, wherein the reflectance factors of said joint-pointing coat in a dry state and the liner are substantially homogeneous in virtually the entire overall surface and are between 70% and 80% for a wavelength of 457 nm. 23. The construction assembly according to claim 22, wherein the reflectance factors are between 72% and 76% for a wavelength of 457 nm. 24. A construction assembly, comprising: a plurality of plaster boards, each of the plaster boards comprising a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said plaster boards are assembled creating at least one joint; and a joint-pointing coat jointing said plaster boards to form a substantially plane outer surface comprising the outer surface of said at least one joint and said outer surface of said liner, wherein the composition of the joint-pointing coat is adapted for the finishing of said at least one joint; wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner each have a surface water absorbability which is at least 60 minutes such as measured by the water drop test at 23�� C. and each have a surface having a reflectance factor between 70% and 80% for a wavelength of 457 nm. 25. The construction assembly according to claim 24, wherein the reflectance factor is between 72% and 76% for a wavelength of 457 nm. 26. The construction assembly according to claim 24, wherein said joint-pointing coat comprises a mineral filler and a binder. 27. The construction assembly according to claim 26, wherein said joint-pointing coat comprises a mineral filler having a grain size of between 5 and 35 μm. 28. The construction assembly according to claim 26, wherein the mineral filler represents between 50% and 85% of the total weight of said joint-pointing coat. 29. The construction assembly according to claim 24, wherein said joint-pointing coat further comprises a hydrophobic agent, which hydrophobic agent representing between 0.2% and 5% of the total weight of said joint-pointing coat. 30. The construction assembly according to claim 26, wherein said joint-pointing coat comprises an organic binder dispersible in an aqueous phase, which organic binder represents between 1% and 20% of the total weight of said joint-pointing coat. 31. The construction assembly according to claim 26, wherein said organic binder represents between 2% and 12% of the total weight of said joint-pointing coat. 32. The construction assembly according to claim 24, wherein said joint-pointing coat further comprises 1 to 15‰, by weight, of a handling agent. 33. The construction assembly according to claim 32, wherein said handling agent is a water-retaining and thickening agent. 34. The construction assembly according to claim 24, wherein said joint-pointing coat further comprises 0.1 to 2%, by weight, of at least one slipping agent. 35. The construction assembly according to claim 34, wherein said at least one slipping agent is a clay. 36. A method for the construction of interior works, the method comprising: assembling a plurality of plasterboards with a joint between adjacent plasterboards, wherein each of the plasterboards includes a plaster body and a sheet of liner and the sheet of liner includes an outer surface; finishing the joints between the plasterboards with at least one joint-pointing coat; and thereafter drying said joint-pointing coat on the joints, wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner each have a surface water absorbability which is at least 60 minutes such as measured by the water drop test at 23�� C.; whereby forming an overall surface ready to be decorated. 37. The method of claim 36, further comprising the step of painting said overall surface. 38. A method for the construction of interior works, the method comprising: assembling a plurality of plasterboards with a joint between adjacent plasterboards, wherein each of the plasterboards includes a plaster body and a sheet of liner and the sheet of liner includes an outer surface; finishing the joints between the plasterboards with at least one joint-pointing coat; and thereafter drying said joint-pointing coat on the joints, wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner are adapted to form an overall surface having a substantially homogeneous coloration; wherein the joint-pointing coat comprises, by weight based on the total weight of the joint-pointing coat; between 50% and 85% of at least one mineral filler of white color, having a grain size of between 5 and 35 μm; at least one organic binder dispersible in an aqueous phase, which organic binder represents between 1% and 20%; at least one handling agent; water up to 100%; whereby the overall surface is ready to be decorated. 39. The method of claim 38, further comprising the step of painting said overall surface. 40. A method for the construction of interior works, the method comprising: assembling a plurality of plasterboards with a joint between adjacent plasterboards, wherein each of the plasterboards includes a plaster body and a sheet of liner and the sheet of liner includes an outer surface; finishing the joints between the plasterboards with at least one joint-pointing coat; and thereafter drying said joint-pointing coat on the joints, wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner each have a surface water absorbability which is at least 60 minutes such as measured by the water drop test at 23�� C. and each have a surface having a reflectance factor between 70% and 80% for a wavelength of 457 nm whereby forming an overall surface ready to be decorated. 41. The method of claim 40, further comprising the step of painting said overall surface. 42. A joint-pointing coat which in the dry state of the joint-pointing coat, has a surface having a reflectance factor between 70% and 80% for a wavelength of 457 nm and a surface water absorbability of at least 60 minutes such as measured by the water drop test at 23�� C. 43. The joint-pointing coat according to claim 42, wherein the reflectance factor is between 72% and 76% for a wavelength of 457 nm. 44. The joint-pointing coat according to claim 42, comprising a mineral filler and a binder. 45. The joint-pointing coat according to claim 42, comprising a mineral filler having a grain size of between 5 and 35 μm. 46. The joint-pointing coat according to claim 44, wherein the mineral filler represents between 50% and 85% of the total weight of said joint-pointing coat. 47. The joint-pointing coat according to claim 42, further comprising a hydrophobic agent, which hydrophobic agent representing between 0.2% and 5% of the total weight of said joint-pointing coat. 48. The joint-pointing coat according to claim 44, comprising an organic binder dispersible in an aqueous phase, which organic binder represents between 1% and 20% of the total weight of said joint-pointing coat. 49. The joint-pointing coat according to claim 48, wherein said organic binder represents between 2% and 12% of the total weight of said joint-pointing coat. 50. The joint-pointing coat according to claim 42, further comprising 1 to 15‰, by weight, of a handling agent. 51. The joint-pointing coat according to claim 50, wherein said handling agent is a water-retaining and thickening agent. 52. The joint-pointing coat according to claim 51, wherein said water-retaining and thickening agent is methylhydroxyethylcellulose. 53. The joint-pointing coat according to claim 42, further comprising 0.1 to 2%, by weight, of at least one slipping agent. 54. The joint-pointing coat according to claim 53, wherein said at least one slipping agent is a clay. 55. A joint-pointing coat comprising at least a mineral filler and a binder, and which in the dry state of the joint-pointing coat, has a surface having a reflectance factor between 70% and 80% for a wavelength of 457 nm and a surface water absorbability of at least 60 minutes such as measured by the water drop test at 23�� C.
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