CA2295611C - Blade for a doctor in a paper/board machine and method for simultaneous coating and doctoring of a roll in a paper/board machine - Google Patents
Blade for a doctor in a paper/board machine and method for simultaneous coating and doctoring of a roll in a paper/board machine Download PDFInfo
- Publication number
- CA2295611C CA2295611C CA002295611A CA2295611A CA2295611C CA 2295611 C CA2295611 C CA 2295611C CA 002295611 A CA002295611 A CA 002295611A CA 2295611 A CA2295611 A CA 2295611A CA 2295611 C CA2295611 C CA 2295611C
- Authority
- CA
- Canada
- Prior art keywords
- blade
- doctor
- roll
- coating
- paper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 30
- 239000011248 coating agent Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims description 15
- 239000012535 impurity Substances 0.000 claims abstract description 18
- 239000002861 polymer material Substances 0.000 claims abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 230000002787 reinforcement Effects 0.000 claims abstract description 4
- 239000011159 matrix material Substances 0.000 claims description 38
- 239000011230 binding agent Substances 0.000 claims description 17
- 229920002313 fluoropolymer Polymers 0.000 claims description 16
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 10
- 229920000642 polymer Polymers 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229920001187 thermosetting polymer Polymers 0.000 claims description 6
- 239000004811 fluoropolymer Substances 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 238000003682 fluorination reaction Methods 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 239000004416 thermosoftening plastic Substances 0.000 claims description 2
- 239000004634 thermosetting polymer Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 14
- 238000011109 contamination Methods 0.000 description 8
- 238000005498 polishing Methods 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920001897 terpolymer Polymers 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229920001688 coating polymer Polymers 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- 229920011301 perfluoro alkoxyl alkane Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001643 poly(ether ketone) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920006375 polyphtalamide Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 150000004072 triols Chemical class 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G3/00—Doctors
- D21G3/005—Doctor knifes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/08—Rearranging applied substances, e.g. metering, smoothing; Removing excess material
- D21H25/10—Rearranging applied substances, e.g. metering, smoothing; Removing excess material with blades
Landscapes
- Paper (AREA)
- Crushing And Pulverization Processes (AREA)
- Coating Apparatus (AREA)
- Reinforced Plastic Materials (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI970331U FI3131U1 (fi) | 1997-07-15 | 1997-07-15 | Paperikoneen/kartonkikoneen kaavarinterä |
| FIU970331 | 1997-07-15 | ||
| PCT/FI1998/000561 WO1999004091A1 (en) | 1997-07-15 | 1998-06-26 | Blade for a doctor in a paper/board machine and method for simultaneous coating and doctoring of a roll in a paper/board machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2295611A1 CA2295611A1 (en) | 1999-01-28 |
| CA2295611C true CA2295611C (en) | 2008-01-29 |
Family
ID=8547843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002295611A Expired - Fee Related CA2295611C (en) | 1997-07-15 | 1998-06-26 | Blade for a doctor in a paper/board machine and method for simultaneous coating and doctoring of a roll in a paper/board machine |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1073793B1 (de) |
| AT (1) | ATE265574T1 (de) |
| AU (1) | AU7921898A (de) |
| CA (1) | CA2295611C (de) |
| DE (1) | DE69823559T2 (de) |
| FI (1) | FI3131U1 (de) |
| WO (1) | WO1999004091A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI112877B (fi) | 1998-09-10 | 2004-01-30 | Metso Paper Inc | Kaavarinterä |
| FI20000254A0 (fi) * | 2000-02-08 | 2000-02-08 | Valmet Corp | Komposiittinen terä ja menetelmä sen valmistamiseksi |
| FI109042B (fi) * | 2000-09-29 | 2002-05-15 | Metso Paper Inc | Kaapimen tukilista |
| US7431801B2 (en) | 2005-01-27 | 2008-10-07 | The Procter & Gamble Company | Creping blade |
| US7691236B2 (en) | 2006-07-26 | 2010-04-06 | The Procter + Gamble Company | Creping blade with a highly smooth bevel surface |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119990A (en) * | 1977-06-30 | 1978-10-10 | Polaroid Corporation | Fluid applicator doctor blade |
| FI93183C (fi) * | 1990-08-31 | 1995-03-10 | Valmet Paper Machinery Inc | Menetelmä ja laite fluorimuovin levittämiseksi paperikoneen telan pintaan |
| DE4137970A1 (de) * | 1991-11-19 | 1993-05-27 | Feldmuehle Ag Stora | Verwendung eines faserverstaerkten kunststoffes fuer ein stab- oder blattfoermiges rakel |
-
1997
- 1997-07-15 FI FI970331U patent/FI3131U1/fi not_active IP Right Cessation
-
1998
- 1998-06-26 EP EP98929468A patent/EP1073793B1/de not_active Expired - Lifetime
- 1998-06-26 DE DE69823559T patent/DE69823559T2/de not_active Expired - Fee Related
- 1998-06-26 CA CA002295611A patent/CA2295611C/en not_active Expired - Fee Related
- 1998-06-26 WO PCT/FI1998/000561 patent/WO1999004091A1/en active IP Right Grant
- 1998-06-26 AU AU79218/98A patent/AU7921898A/en not_active Abandoned
- 1998-06-26 AT AT98929468T patent/ATE265574T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATE265574T1 (de) | 2004-05-15 |
| AU7921898A (en) | 1999-02-10 |
| FIU970331U0 (fi) | 1997-07-15 |
| EP1073793B1 (de) | 2004-04-28 |
| FI3131U1 (fi) | 1997-11-04 |
| WO1999004091A1 (en) | 1999-01-28 |
| EP1073793A1 (de) | 2001-02-07 |
| DE69823559D1 (de) | 2004-06-03 |
| DE69823559T2 (de) | 2005-04-14 |
| CA2295611A1 (en) | 1999-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |