WO1998019008A1 - Papermakers impression fabric - Google Patents
Papermakers impression fabric Download PDFInfo
- Publication number
- WO1998019008A1 WO1998019008A1 PCT/GB1997/002702 GB9702702W WO9819008A1 WO 1998019008 A1 WO1998019008 A1 WO 1998019008A1 GB 9702702 W GB9702702 W GB 9702702W WO 9819008 A1 WO9819008 A1 WO 9819008A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fabric
- papermakers
- lands
- impression
- nonwoven layer
- Prior art date
Links
- 239000004744 fabric Substances 0.000 title claims abstract description 85
- 229920000642 polymer Polymers 0.000 claims abstract description 11
- 239000012528 membrane Substances 0.000 claims description 13
- 239000004952 Polyamide Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000002759 woven fabric Substances 0.000 claims description 3
- 239000013536 elastomeric material Substances 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000012815 thermoplastic material Substances 0.000 claims description 2
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- 229920006149 polyester-amide block copolymer Polymers 0.000 claims 1
- 239000010410 layer Substances 0.000 description 15
- 238000004049 embossing Methods 0.000 description 10
- 239000000835 fiber Substances 0.000 description 10
- 238000001035 drying Methods 0.000 description 8
- 238000005056 compaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013047 polymeric layer Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/0027—Screen-cloths
- D21F1/0036—Multi-layer screen-cloths
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/006—Making patterned paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F7/00—Other details of machines for making continuous webs of paper
- D21F7/08—Felts
- D21F7/083—Multi-layer felts
Definitions
- the present invention relates to a papermakers impression fabric which is
- press fabrics for paper comprise one or more woven or
- nonwoven basecloths and one or more layers of staple fibres typically consisting of
- an impression fabric i.e. a press fabric with an embossing surface for providing a system of channels in the surface of
- surface area of the embossed pulp sheet is important in that jets of hot air are used to
- the embossing surface is desirable for providing a similar channel system
- the present invention has been made from a consideration of these problems
- a papermakers impression fabric said impression fabric having a pulp or paper support surface and a non-support
- the impression fabric comprising a nonwoven layer in combination with a
- the nonwoven layer is located at the pulp or paper supporting surface of the fabric, the nonwoven layer comprising polymer lands which, when in use, act to emboss the surface of the sheet of pulp or web of paper located
- the press fabric in accordance with the present invention exhibits superior
- thermoplastic material ideally comprise elastomeric material for increased resilience.
- a thermoplastic material ideally comprise elastomeric material for increased resilience.
- lands includes any of the following either alone or in combination:- polyurethane such
- thermoplastic polyurethane silicone, polyester, polyamide or thermoplastic elastomer.
- the support fabric may comprise a woven fabric and/or at least one nonwoven
- the pulp sheet or paper web comprises a nonwoven membrane, preferably in the form
- These yarns are preferably multifilament yarns owing
- the distance between the midpoints of the machine direction lands is ideally in
- the machine direction lands may be any shape when
- the top of the triangular profile may be missing so as to provide a truncated triangular shape.
- a groove may be provided in
- the cross-machine direction lands preferably lie below the upper surface plane
- One or more layers of staple fibre comprising
- polyamide different types are preferably provided on the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper side of the pulp or paper
- the membrane geometry may be altered so that every one machine direction
- At least some of the cross-machine direction lands may contain a
- the cross-machine direction lands may run perpendicular to the machine
- direction lands or may be set at another angle up to 45°
- supporting the pulp sheet or paper web comprises a fibrous nonwoven batt containing
- polymer lands extending generally in the machine direction of the fabric At least one in two of these lands contain a yarn in order to provide a dimensionally stable
- These yarns are preferably multifilament yarns owing to their
- the distance between the midpoints of the machine direction lands is ideally in the
- the machine direction lands may be any shape when
- This layer is preferably formed from a strip of fibrous batt material consisting of
- the support fabric is ideally secured to the nonwoven layer, for example, by
- Staple fibres may be secured to one or both sides of the press fabric so as to
- embossing surface of the press fabric should not be masked by an excessive amount of
- the remote side of the fabric ideally comprises a
- the fabrics of the present invention are easily jointed so as to provide a seamed
- a reinforcing land i.e. an at least partially encapsulated and/or impregnated yarn
- nonwoven layer is stiffer and more dimensionally stable than a springy coarse
- the fabric of the present invention has particular application in the press
- the fabric of the invention may be used to imprint a
- the fabric of the invention may also be used as a papermakers fabric to give a desired embossing pattern in a paper web on a
- polyester e.g.
- Hytrel or polyamide
- Fig.1 is a perspective view of one fabric in accordance with the present
- Fig.2 is a cross-section through the cross-machine direction of the fabric of
- Fig.3 shows alternative designs for the machine direction lands of the
- membrane 12 is preferably made in accordance with the method disclosed in GB
- edges of the membrane may be joined in accordance with the method
- a batt 13 of staple fibres is secured to the base of the fabric
- this base of the fabric 10 is located to the side of the fabric that is remote from the pulp sheet or paper web which is supported on the fabric.
- the cross-machine direction lands 14 are all set at a
- Yarns 16 are provided in the machine direction lands 15 so as to
- the machine direction lands may be square in cross-section. However, they are
- the nonwoven membrane acts to emboss a mesh pattern in the pulp sheet or paper web supported thereon.
- This mesh channel pattern acts to optimise drying of the pulp sheet or paper web supported thereon.
Landscapes
- Paper (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU45636/97A AU4563697A (en) | 1996-10-26 | 1997-10-01 | Papermakers impression fabric |
EP97943986A EP0934443A1 (en) | 1996-10-26 | 1997-10-01 | Papermakers impression fabric |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9622303.7A GB9622303D0 (en) | 1996-10-26 | 1996-10-26 | Papermakers impression fabric |
GB9622303.7 | 1996-10-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998019008A1 true WO1998019008A1 (en) | 1998-05-07 |
Family
ID=10801980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1997/002702 WO1998019008A1 (en) | 1996-10-26 | 1997-10-01 | Papermakers impression fabric |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0934443A1 (en) |
AU (1) | AU4563697A (en) |
GB (1) | GB9622303D0 (en) |
WO (1) | WO1998019008A1 (en) |
ZA (1) | ZA979056B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999066124A1 (en) * | 1998-06-19 | 1999-12-23 | The Procter & Gamble Company | Apparatus for making structured paper |
WO2000039393A1 (en) * | 1998-12-30 | 2000-07-06 | Kimberly-Clark Worldwide, Inc. | Papermaking process using a three-dimensional rush transfer fabric |
WO2003071031A1 (en) * | 2002-02-15 | 2003-08-28 | Kimberly-Clark Worldwide, Inc. | Wide wale tissue sheets having reduced amount of pinholes and method of making same |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4283454A (en) * | 1980-02-08 | 1981-08-11 | Porritts & Spencer Inc. | Papermakers wet felt with ribbed and smooth surface textures |
US4541895A (en) * | 1982-10-29 | 1985-09-17 | Scapa Inc. | Papermakers fabric of nonwoven layers in a laminated construction |
EP0336876A2 (en) * | 1988-04-08 | 1989-10-11 | Beloit Corporation | A blanket for an extended nip press |
EP0394134A1 (en) * | 1989-04-21 | 1990-10-24 | Papeteries De Gascogne | Process for marking a flexible structure, flexible structure obtained and its use in a process for marking a cellulose web |
EP0420372A1 (en) * | 1989-09-28 | 1991-04-03 | Albany International Corp. | Extended nip press belt |
GB2254288A (en) * | 1991-04-05 | 1992-10-07 | Scapa Group Plc | Papermachine clothing |
US5225269A (en) * | 1989-06-28 | 1993-07-06 | Scandiafelt Ab | Press felt |
-
1996
- 1996-10-26 GB GBGB9622303.7A patent/GB9622303D0/en active Pending
-
1997
- 1997-10-01 AU AU45636/97A patent/AU4563697A/en not_active Abandoned
- 1997-10-01 WO PCT/GB1997/002702 patent/WO1998019008A1/en not_active Application Discontinuation
- 1997-10-01 EP EP97943986A patent/EP0934443A1/en not_active Withdrawn
- 1997-10-09 ZA ZA979056A patent/ZA979056B/en unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4283454A (en) * | 1980-02-08 | 1981-08-11 | Porritts & Spencer Inc. | Papermakers wet felt with ribbed and smooth surface textures |
US4541895A (en) * | 1982-10-29 | 1985-09-17 | Scapa Inc. | Papermakers fabric of nonwoven layers in a laminated construction |
EP0336876A2 (en) * | 1988-04-08 | 1989-10-11 | Beloit Corporation | A blanket for an extended nip press |
EP0394134A1 (en) * | 1989-04-21 | 1990-10-24 | Papeteries De Gascogne | Process for marking a flexible structure, flexible structure obtained and its use in a process for marking a cellulose web |
US5225269A (en) * | 1989-06-28 | 1993-07-06 | Scandiafelt Ab | Press felt |
EP0420372A1 (en) * | 1989-09-28 | 1991-04-03 | Albany International Corp. | Extended nip press belt |
GB2254288A (en) * | 1991-04-05 | 1992-10-07 | Scapa Group Plc | Papermachine clothing |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999066124A1 (en) * | 1998-06-19 | 1999-12-23 | The Procter & Gamble Company | Apparatus for making structured paper |
JP2002518607A (en) * | 1998-06-19 | 2002-06-25 | ザ、プロクター、エンド、ギャンブル、カンパニー | Organized paper manufacturing equipment |
AU749725B2 (en) * | 1998-06-19 | 2002-07-04 | Procter & Gamble Company, The | Apparatus for making structured paper |
US7265067B1 (en) | 1998-06-19 | 2007-09-04 | The Procter & Gamble Company | Apparatus for making structured paper |
WO2000039393A1 (en) * | 1998-12-30 | 2000-07-06 | Kimberly-Clark Worldwide, Inc. | Papermaking process using a three-dimensional rush transfer fabric |
WO2003071031A1 (en) * | 2002-02-15 | 2003-08-28 | Kimberly-Clark Worldwide, Inc. | Wide wale tissue sheets having reduced amount of pinholes and method of making same |
US6673202B2 (en) | 2002-02-15 | 2004-01-06 | Kimberly-Clark Worldwide, Inc. | Wide wale tissue sheets and method of making same |
US6808599B2 (en) | 2002-02-15 | 2004-10-26 | Kimberly-Clark Worldwide, Inc. | Wide wale tissue sheets and method of making same |
US6998024B2 (en) | 2002-02-15 | 2006-02-14 | Kimberly-Clark Worldwide, Inc. | Wide wale papermaking fabrics |
EP1770208A1 (en) * | 2002-02-15 | 2007-04-04 | Kimberly-Clark Worldwide, Inc. | Wide wale tissue sheets having reduced amount of pinholes and method of making same |
EP1770207A1 (en) * | 2002-02-15 | 2007-04-04 | Kimberly-Clark Worldwide, Inc. | Wide wale tissue sheets having reduced amount of pinholes and method of making same |
Also Published As
Publication number | Publication date |
---|---|
GB9622303D0 (en) | 1996-12-18 |
ZA979056B (en) | 1999-04-09 |
EP0934443A1 (en) | 1999-08-11 |
AU4563697A (en) | 1998-05-22 |
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