EP2066839A1 - Process for improving wet strength and paper product with improved wet strength - Google Patents
Process for improving wet strength and paper product with improved wet strengthInfo
- Publication number
- EP2066839A1 EP2066839A1 EP07788783A EP07788783A EP2066839A1 EP 2066839 A1 EP2066839 A1 EP 2066839A1 EP 07788783 A EP07788783 A EP 07788783A EP 07788783 A EP07788783 A EP 07788783A EP 2066839 A1 EP2066839 A1 EP 2066839A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- paper
- wet strength
- pigments
- accordance
- nano
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/675—Oxides, hydroxides or carbonates
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
- D21H21/52—Additives of definite length or shape
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20060664A FI123480B (en) | 2006-07-07 | 2006-07-07 | A method for improving wet strength and a paper product having improved wet strength |
PCT/FI2007/050408 WO2008003827A1 (en) | 2006-07-07 | 2007-07-03 | Process for improving wet strength and paper product with improved wet strength |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2066839A1 true EP2066839A1 (en) | 2009-06-10 |
EP2066839A4 EP2066839A4 (en) | 2012-08-15 |
Family
ID=36758270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07788783A Withdrawn EP2066839A4 (en) | 2006-07-07 | 2007-07-03 | Process for improving wet strength and paper product with improved wet strength |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2066839A4 (en) |
FI (1) | FI123480B (en) |
WO (1) | WO2008003827A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8808503B2 (en) * | 2009-02-02 | 2014-08-19 | John Klungness | Fiber loading improvements in papermaking |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4963604A (en) | 1987-06-11 | 1990-10-16 | Protein Technologies International, Inc. | Polymeric pigments used in paper coating compositions and a process for their preparation |
EP0764661A2 (en) | 1988-12-19 | 1997-03-26 | Cytec Technology Corp. | Microemulsified functionalized polymers |
WO2005005726A1 (en) | 2003-07-15 | 2005-01-20 | Upm-Kymmene Corporation | A method for manufacturing paper and paper |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5201950A (en) | 1987-04-06 | 1993-04-13 | J. M. Huber Corporation | Low brightness magnesium silicate SLR filler low brightness paper containing the filler and methods to produce the filler and use it in low brightness papers |
AU1555095A (en) * | 1993-12-28 | 1995-07-17 | Little Rapids Corporation | Disposable filters and manufacturing process |
WO1998036127A1 (en) * | 1997-02-14 | 1998-08-20 | Cytec Technology Corp. | Papermaking methods and compositions |
FI105052B (en) | 1998-07-08 | 2000-05-31 | Valmet Corp | Process for making paper, apparatus for carrying out the process and a paper product made by the process |
FR2826950B1 (en) | 2001-07-04 | 2004-09-10 | Solvay | PROCESS FOR OBTAINING PRECIPITED CALCIUM CARBONATE PARTICLES STRUCTURED ON THE NANOMETRIC SCALE |
FI20020521A0 (en) * | 2002-03-19 | 2002-03-19 | Raisio Chem Oy | Paper surface treatment composition and its use |
US6942897B2 (en) | 2003-02-19 | 2005-09-13 | The Board Of Trustees Of Western Michigan University | Nanoparticle barrier-coated substrate and method for making the same |
US20050133184A1 (en) | 2003-12-22 | 2005-06-23 | Weyerhaeuser Company | Paper products and method of making |
CN1961118B (en) | 2004-04-27 | 2010-11-24 | 伟特化工有限公司 | Coating-paper composition and method for the preparation thereof |
JP2006037298A (en) * | 2004-07-29 | 2006-02-09 | Jsr Corp | Composition for paper-coating, and coated paper |
JP2006076828A (en) | 2004-09-09 | 2006-03-23 | Kyushu Institute Of Technology | Composite of calcium carbonate of vaterite crystal system and starch, recording medium, printed article, inkjet recording method and method for producing recording medium |
-
2006
- 2006-07-07 FI FI20060664A patent/FI123480B/en not_active IP Right Cessation
-
2007
- 2007-07-03 WO PCT/FI2007/050408 patent/WO2008003827A1/en active Application Filing
- 2007-07-03 EP EP07788783A patent/EP2066839A4/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4963604A (en) | 1987-06-11 | 1990-10-16 | Protein Technologies International, Inc. | Polymeric pigments used in paper coating compositions and a process for their preparation |
EP0764661A2 (en) | 1988-12-19 | 1997-03-26 | Cytec Technology Corp. | Microemulsified functionalized polymers |
WO2005005726A1 (en) | 2003-07-15 | 2005-01-20 | Upm-Kymmene Corporation | A method for manufacturing paper and paper |
Non-Patent Citations (4)
Title |
---|
HORIBA INSTRUMENTS: "A Guidebook to Particle Size Analysis", HORIBA INSTRUMENTS, 2012, pages 1 - 32, XP055060732, Retrieved from the Internet <URL:http://www.horiba.com/fileadmin/uploads/Scientific/eMag/PSA/Guidebook/pdf/PSA_Guidebook.pdf> |
RAWLE A.: "BASIC PRINCIPLES OF PARTICLE SIZE ANALYSIS", MALVERN INSTRUMENTS LIMITED, 1 January 2008 (2008-01-01), XP055009141, Retrieved from the Internet <URL:http://www.rci.rutgers.edu/~moghe/PSD20%Basics.pdf> |
See also references of WO2008003827A1 |
STRUTZ M.D. ET AL: "ADVANTAGES OF BLENDING ULTRAFINE GROUND LIMESTONE AND SCALENOHEDRAL PRECIPITATEDCALCIUM CARBONATE AS FILLER FOR ALKALINE PAPERS", ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY, vol. 59, no. 3, 1 September 1988 (1988-09-01), XP000026396 |
Also Published As
Publication number | Publication date |
---|---|
WO2008003827A1 (en) | 2008-01-10 |
EP2066839A4 (en) | 2012-08-15 |
FI20060664A (en) | 2008-01-08 |
FI123480B (en) | 2013-05-31 |
FI20060664A0 (en) | 2006-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20090406 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: SIPILAE, MATTI Inventor name: SOLISMAA, PAEIVI Inventor name: SINISALO, IRMELI Inventor name: HAAKANA, SAMI |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20120713 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: D21H 21/20 20060101ALI20120709BHEP Ipc: D21H 17/67 20060101AFI20120709BHEP |
|
TPAB | Information related to observations by third parties deleted |
Free format text: ORIGINAL CODE: EPIDOSDTIPA |
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TPAC | Observations filed by third parties |
Free format text: ORIGINAL CODE: EPIDOSNTIPA |
|
17Q | First examination report despatched |
Effective date: 20140205 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160301 |