EP0748897A3 - A process for the production of paper - Google Patents
A process for the production of paper Download PDFInfo
- Publication number
- EP0748897A3 EP0748897A3 EP96201521A EP96201521A EP0748897A3 EP 0748897 A3 EP0748897 A3 EP 0748897A3 EP 96201521 A EP96201521 A EP 96201521A EP 96201521 A EP96201521 A EP 96201521A EP 0748897 A3 EP0748897 A3 EP 0748897A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- suspension
- paper
- production
- inorganic particles
- aluminium compound
- 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.)
- Granted
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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- 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
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- 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
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Paper (AREA)
- Polarising Elements (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9502184A SE9502184D0 (en) | 1995-06-15 | 1995-06-15 | A process for the production of paper |
SE9502184 | 1995-06-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0748897A2 EP0748897A2 (en) | 1996-12-18 |
EP0748897A3 true EP0748897A3 (en) | 1997-07-02 |
EP0748897B1 EP0748897B1 (en) | 2001-05-09 |
Family
ID=20398632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96201521A Expired - Lifetime EP0748897B1 (en) | 1995-06-15 | 1996-05-31 | A process for the production of paper |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0748897B1 (en) |
JP (1) | JP3202165B2 (en) |
AT (1) | ATE201073T1 (en) |
CA (1) | CA2179116C (en) |
DE (1) | DE69612699T2 (en) |
DK (1) | DK0748897T3 (en) |
ES (1) | ES2158226T3 (en) |
SE (1) | SE9502184D0 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6093217A (en) | 1997-02-05 | 2000-07-25 | Akzo Nobel N.V. | Sizing of paper |
SE9704930D0 (en) * | 1997-02-05 | 1997-12-30 | Akzo Nobel Nv | Sizing of paper |
US6379501B1 (en) | 1999-12-14 | 2002-04-30 | Hercules Incorporated | Cellulose products and processes for preparing the same |
EP1242308B1 (en) * | 1999-12-20 | 2005-11-16 | Akzo Nobel N.V. | Silica-based sols |
AU2004311022B2 (en) * | 2003-11-21 | 2007-11-01 | Akzo Nobel N.V. | Composition |
JP4794224B2 (en) * | 2005-06-27 | 2011-10-19 | 日本エヌエスシー株式会社 | Formulation for gelatinized paper strength enhancer, gelatinized paper strength enhancer, and papermaking method |
CA2664490A1 (en) * | 2006-09-27 | 2008-04-03 | Ciba Holding Inc. | Siliceous composition and its use in papermaking |
CL2008002019A1 (en) * | 2007-07-16 | 2009-01-16 | Akzo Nobel Chemicals Int Bv | A filler composition comprising a filler, a cationic inorganic compound, a cationic organic compound, and an anionic polysaccharide; method of preparing said composition; use as an additive for an aqueous cellulosic suspension; procedure for producing paper; and paper. |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0357574A2 (en) * | 1988-09-01 | 1990-03-07 | Eka Nobel Aktiebolag | A process for the production of paper |
US4964954A (en) * | 1987-03-03 | 1990-10-23 | Eka Nobel Ab | Process for the production of paper |
WO1993001352A1 (en) * | 1991-07-02 | 1993-01-21 | Eka Nobel Ab | A process for the manufacture of paper |
-
1995
- 1995-06-15 SE SE9502184A patent/SE9502184D0/en unknown
-
1996
- 1996-05-31 ES ES96201521T patent/ES2158226T3/en not_active Expired - Lifetime
- 1996-05-31 EP EP96201521A patent/EP0748897B1/en not_active Expired - Lifetime
- 1996-05-31 DK DK96201521T patent/DK0748897T3/en active
- 1996-05-31 DE DE69612699T patent/DE69612699T2/en not_active Expired - Lifetime
- 1996-05-31 AT AT96201521T patent/ATE201073T1/en active
- 1996-06-13 CA CA002179116A patent/CA2179116C/en not_active Expired - Fee Related
- 1996-06-13 JP JP17278996A patent/JP3202165B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4964954A (en) * | 1987-03-03 | 1990-10-23 | Eka Nobel Ab | Process for the production of paper |
EP0357574A2 (en) * | 1988-09-01 | 1990-03-07 | Eka Nobel Aktiebolag | A process for the production of paper |
WO1993001352A1 (en) * | 1991-07-02 | 1993-01-21 | Eka Nobel Ab | A process for the manufacture of paper |
Also Published As
Publication number | Publication date |
---|---|
DK0748897T3 (en) | 2001-09-17 |
DE69612699D1 (en) | 2001-06-13 |
SE9502184D0 (en) | 1995-06-15 |
EP0748897B1 (en) | 2001-05-09 |
EP0748897A2 (en) | 1996-12-18 |
DE69612699T2 (en) | 2001-11-29 |
ES2158226T3 (en) | 2001-09-01 |
JPH093794A (en) | 1997-01-07 |
CA2179116A1 (en) | 1996-12-16 |
CA2179116C (en) | 2001-08-14 |
ATE201073T1 (en) | 2001-05-15 |
JP3202165B2 (en) | 2001-08-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2237337A1 (en) | A process for the production of paper | |
NO923733D0 (en) | PAPER MAKING PROCEDURE | |
AU3497089A (en) | A process for the production of paper | |
AU1399588A (en) | A process for the production of paper | |
AU4084089A (en) | A process for the production of paper | |
EP0748897A3 (en) | A process for the production of paper | |
CA2227861A1 (en) | A method for enhancing the anti-skid or friction properties of a cellulosic fiber | |
AU1234795A (en) | Process for the elimination of heavy metals | |
AU5364890A (en) | Process for producing kraft pulp for paper |
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 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FI FR GB IT LI NL PT SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH DE DK ES FI FR GB IT LI NL PT SE |
|
17P | Request for examination filed |
Effective date: 19970527 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
17Q | First examination report despatched |
Effective date: 20000724 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH DE DK ES FI FR GB IT LI NL PT SE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20010509 Ref country code: CH Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20010509 Ref country code: BE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20010509 |
|
REF | Corresponds to: |
Ref document number: 201073 Country of ref document: AT Date of ref document: 20010515 Kind code of ref document: T |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
ITF | It: translation for a ep patent filed |
Owner name: BARZANO' E ZANARDO ROMA S.P.A. |
|
REF | Corresponds to: |
Ref document number: 69612699 Country of ref document: DE Date of ref document: 20010613 |
|
ET | Fr: translation filed | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20010809 |
|
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FG2A Ref document number: 2158226 Country of ref document: ES Kind code of ref document: T3 |
|
REG | Reference to a national code |
Ref country code: DK Ref legal event code: T3 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DK Payment date: 20110525 Year of fee payment: 16 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: ES Payment date: 20120528 Year of fee payment: 17 |
|
REG | Reference to a national code |
Ref country code: DK Ref legal event code: EBP |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: AT Payment date: 20120502 Year of fee payment: 17 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DK Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120531 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20130528 Year of fee payment: 18 Ref country code: DE Payment date: 20130530 Year of fee payment: 18 Ref country code: SE Payment date: 20130530 Year of fee payment: 18 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20130606 Year of fee payment: 18 Ref country code: FI Payment date: 20130530 Year of fee payment: 18 Ref country code: IT Payment date: 20130524 Year of fee payment: 18 Ref country code: NL Payment date: 20130526 Year of fee payment: 18 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 69612699 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: V1 Effective date: 20141201 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 201073 Country of ref document: AT Kind code of ref document: T Effective date: 20140531 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20140531 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140531 Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140601 |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: EUG |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 69612699 Country of ref document: DE Effective date: 20141202 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20141201 Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140531 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20150130 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20141202 Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140531 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140531 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140602 |
|
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FD2A Effective date: 20150630 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140601 |