Dewatering tissue press fabric for an ATMOS system and press section of a paper machine using the dewatering fabric
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
D21F-003/02
B30B-005/04
B30B-005/00
F26B-013/00
출원번호
UP-0380835
(2006-04-28)
등록번호
US-7550061
(2009-07-01)
발명자
/ 주소
Walkenhaus, Hubert
Crook, Robert L.
Hayden, Calvin
출원인 / 주소
Voith Paper Patent GmbH
대리인 / 주소
Greenblum & Bernstein, P.L.C.
인용정보
피인용 횟수 :
15인용 특허 :
46
초록▼
A dewatering fabric for an ATMOS system or a TAD machine that includes a caliper of between approximately 0.1 mm and approximately 15 mm, a permeability value of between approximately 1 cfm and approximately 500 cfm, an overall density of between approximately 0.2 g/cm3 and approximately 1.10 g/cm3,
A dewatering fabric for an ATMOS system or a TAD machine that includes a caliper of between approximately 0.1 mm and approximately 15 mm, a permeability value of between approximately 1 cfm and approximately 500 cfm, an overall density of between approximately 0.2 g/cm3 and approximately 1.10 g/cm3, and a weight of between approximately 100 g/m2 and approximately 3000 g/m2. A belt press for a paper machine can utilize the dewatering fabric. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.
대표청구항▼
What is claimed: 1. A belt press for a paper machine, the belt press comprising: a dewatering fabric comprising a paper web facing side and being guided over a support surface; said dewatering fabric comprising a caliper of between approximately 0.1 mm and approximately 15 mm, a permeability value
What is claimed: 1. A belt press for a paper machine, the belt press comprising: a dewatering fabric comprising a paper web facing side and being guided over a support surface; said dewatering fabric comprising a caliper of between approximately 0.1 mm and approximately 15 mm, a permeability value of between approximately 1 cfm and approximately 500 cfm, an overall density of between approximately 0.2 g/cm3 and approximately 1.10 g/cm3, and a weight of between approximately 100 g/m2 and approximately 3000 g/m2. 2. The belt press of claim 1, wherein the belt press is arranged on an ATMOS system. 3. The belt press of claim 1, wherein the belt press is arranged on one of a TAD machine and a machine which manufactures board, packaging paper, or graphic paper. 4. The belt press of claim 1, wherein the caliper of said dewatering fabric is between approximately 1.0 mm and approximately 10 mm. 5. The belt press of claim 4, wherein the caliper of said dewatering fabric is between approximately 1.5 mm and approximately 2.5 mm. 6. The belt press of claim 1, wherein the permeability value of said dewatering fabric is between approximately 5 cfm and approximately 100 cfm. 7. The belt press of claim 6, wherein the permeability value of said dewatering fabric is between approximately 10 cfm and approximately 50 cfm. 8. The belt press of claim 7, wherein the permeability value of said dewatering fabric is between approximately 15 cfm and approximately 25 cfm. 9. The belt press of claim 1, wherein the overall density of said dewatering fabric is between approximately 0.3 g/cm3 and approximately 0.8 g/cm3. 10. The belt press of claim 8, wherein the overall density of said dewatering fabric is between approximately 0.4 g/cm3 and approximately 0.7 g/cm3. 11. The belt press of claim 1, wherein the weight of said dewatering fabric is between approximately 800 g/m2 and approximately 2200 g/m2. 12. The belt press of claim 11, wherein the weight of said dewatering fabric is between approximately 1000 g/m2 and approximately 1750 g/m2. 13. The belt press of claim 12, wherein the weight of said dewatering fabric is between approximately 1000 g/m2 and approximately 1400 g/m2. 14. The belt press of claim 1, wherein said dewatering fabric is resistant to at least one of hydrolysis and temperatures which exceed 100 degrees C. 15. The belt press of claim 1, wherein the support surface is static. 16. The belt press of claim 1, wherein the support surface is arranged on a roll. 17. The belt press of claim 16, wherein the roll is a vacuum roll having a diameter of between approximately 1000 mm and approximately 2500 mm. 18. The belt press of claim 17, wherein the vacuum roll has a diameter of between approximately 1400 mm and approximately 1700 mm. 19. The belt press of claim 1, wherein the belt press forms an extended nip with the support surface. 20. The belt press of claim 19, wherein the extended nip has an angle of wrap of between approximately 30 degrees and approximately 180 degrees. 21. The belt press of claim 20, wherein the angle of wrap is at least one of: between approximately 50 degrees and approximately 140 degrees; and between approximately 50 degrees and approximately 130 degrees. 22. The belt press of claim 19, wherein the extended nip has a nip length of between approximately 800 mm and approximately 2500 mm. 23. The belt press of claim 22, wherein the nip length is between approximately 1200 mm and approximately 1500 mm. 24. The belt press of claim 1, wherein said dewatering fabric is at least one of: an endless belt that is at least one of pre-seamed and has its ends joined on a machine which utilizes the belt press; and a fabric that has its ends joined on a machine. 25. The belt press of claim 1, wherein the dewatering fabric comprises an inside fibrous layer and outside fibrous layer and a woven or non-woven base substrate arranged there between. 26. The belt press of claim 25, wherein the base substrate of said dewatering fabric comprises a course non-woven layer having at least one of a weight range of between approximately 200 g/m2 and approximately 480 g/m2 and fibers having between approximately 30 dtex and approximately 140 dtex. 27. The belt press of claim 25, wherein the base substrate of said dewatering fabric comprises a course non-woven layer having at least one of a weight range of between approximately 120 g/m and approximately 300 g/m2 and fibers having between approximately 30 dtex and approximately 140 dtex. 28. The belt press of claim 25, wherein the base substrate of said dewatering fabric comprises a course non-woven layer having at least one of a weight range of between approximately 120 g/m2 and approximately 300 g/m2, fibers having between approximately 44 dtex and approximately 67 dtex, and a material comprising PA, PU, PPS, PEEK, natural fibers, or man-made fibers. 29. The belt press of claim 25, wherein the base substrate of said dewatering fabric comprises a material comprising PA, PU, PPS, PEEK, natural fibers, or man-made fibers. 30. The belt press of claim 25, wherein the outside fibrous layer of said dewatering fabric comprises at least one of a weight range of between approximately 100 g/m2 and approximately 500 g/m2 and fibers having approximately 4.2 dtex. 31. The belt press of claim 25, wherein the outside fibrous layer of said dewatering fabric comprises at least one of a weight range of between approximately 200 g/m2 and approximately 600 g/m2 and fibers having between approximately 1.0 dtex and approximately 11 dtex. 32. The belt press of claim 25, wherein the outside fibrous layer of said dewatering fabric comprises at least one of a weight range of between approximately 200 g/m2 and approximately 600 g/m2 and fibers having between approximately 3.1 dtex and approximately 6.7 dtex. 33. The belt press of claim 25, wherein the outside fibrous layer of said dewatering fabric comprises at least one of a weight range of approximately 100 g/m2 and fibers having approximately 4.2 dtex. 34. The belt press of claim 25, wherein the inside fibrous layer of said dewatering fabric comprises at least one of a weight range of between approximately 100 g/m2 and approximately 400 g/m2 and fibers having between approximately 6.7 dtex and approximately 17 dtex. 35. The belt press of claim 25, wherein the inside fibrous layer of said dewatering fabric comprises at least one of a weight range of between approximately 100 g/m2 and approximately 200 g/m2 and fibers having approximately 11 dtex. 36. The belt press of claim 1, wherein said dewatering fabric comprises a flow control layer. 37. The belt press of claim 1, wherein said dewatering fabric comprises at least two layers and a flow control layer. 38. The belt press of claim 1, wherein said dewatering fabric comprises a textile medium layer which is structured and arranged to restrict a flow of water back towards a paper-contacting surface of said dewatering fabric. 39. The belt press of claim 38, wherein the textile medium layer has a silicone treated surface. 40. The belt press of claim 1, wherein said dewatering fabric comprises at least one layer that is polar. 41. The belt press of claim 1, wherein said dewatering fabric comprises at least one layer that is non-polar. 42. The belt press of claim 1, wherein said dewatering fabric comprises at least one layer that is hydrophobic. 43. The belt press of claim 1, wherein said dewatering fabric comprises at least one layer that is hydrophilic. 44. The belt press of claim 1, wherein said dewatering fabric comprises at least two layers and a textile medium layer which is structured and arranged to restrict a flow of water back towards a paper-contacting surface of said dewatering fabric. 45. The belt press of claim 1, wherein said dewatering fabric contacts a fibrous web which comprises at least one of a tissue web, a hygiene web, and a towel web. 46. A method of subjecting a fibrous web to pressing in a paper machine using the belt press of claim 1, the method comprising: applying pressure to the dewatering fabric and the fibrous web in a belt press. 47. A fibrous material drying arrangement comprising: an endlessly circulating dewatering fabric guided over a roll; said dewatering fabric comprising a caliper of between approximately 0.1 mm and approximately 15 mm, a permeability value of between approximately 1 cfm and approximately 500 cfm, an overall density of between approximately 0.2 g/cm3 and approximately 1.10 g/cm3, and a weight of between approximately 100 g/m2 and approximately 3000 g/m2, wherein the drying arrangement applies pressure to the dewatering fabric and a fibrous web in a belt press.
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이 특허에 인용된 특허 (46)
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Hermans Michael A. (Neenah WI) Chen Fung-Jou (Appleton WI) Spiegelberg Harry L. (Appleton WI) Kressner Bernhardt E. (Appleton WI) Nielsen Janice G. (Appleton WI), Method for increasing the internal bulk of throughdried tissue.
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Ahrens Frederick W. ; Gulya Thomas ; Worry Gary L. ; Wright Walter P., Papermaking fabric, process for producing high bulk products and the products produced thereby.
Morgan ; Jr. George (Cincinnati OH) Rich Thomas F. (Cincinnati OH), Process for forming a layered paper web having improved bulk, tactile impression and absorbency and paper thereof.
Cowan Wavell (Montpelier VT) McGurk Stanley (Toronto CAX), Roll press for removing water from a web of paper using solid grooved roll and compressed air.
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