EP0357574A3 - Verfahren zur Papierherstellung - Google Patents
Verfahren zur Papierherstellung Download PDFInfo
- Publication number
- EP0357574A3 EP0357574A3 EP19890850252 EP89850252A EP0357574A3 EP 0357574 A3 EP0357574 A3 EP 0357574A3 EP 19890850252 EP19890850252 EP 19890850252 EP 89850252 A EP89850252 A EP 89850252A EP 0357574 A3 EP0357574 A3 EP 0357574A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- dewatering
- paper
- production
- forming
- improved
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Making Paper Articles (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Polarising Elements (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT89850252T ATE99010T1 (de) | 1988-09-01 | 1989-08-09 | Verfahren zur papierherstellung. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8803065A SE467627B (sv) | 1988-09-01 | 1988-09-01 | Saett vid framstaellning av papper |
SE8803065 | 1988-09-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0357574A2 EP0357574A2 (de) | 1990-03-07 |
EP0357574A3 true EP0357574A3 (de) | 1991-10-23 |
EP0357574B1 EP0357574B1 (de) | 1993-12-22 |
Family
ID=20373187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP89850252A Expired - Lifetime EP0357574B1 (de) | 1988-09-01 | 1989-08-09 | Verfahren zur Papierherstellung |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0357574B1 (de) |
JP (1) | JP2521539B2 (de) |
AT (1) | ATE99010T1 (de) |
AU (1) | AU605997B2 (de) |
BR (1) | BR8904283A (de) |
CA (1) | CA1334324C (de) |
DE (1) | DE68911626T2 (de) |
ES (1) | ES2048323T3 (de) |
FI (1) | FI90448C (de) |
NO (1) | NO171567C (de) |
NZ (1) | NZ230427A (de) |
PT (1) | PT91611B (de) |
SE (1) | SE467627B (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4795531A (en) * | 1987-09-22 | 1989-01-03 | Nalco Chemical Company | Method for dewatering paper |
US4927498A (en) * | 1988-01-13 | 1990-05-22 | E. I. Du Pont De Nemours And Company | Retention and drainage aid for papermaking |
SE500367C2 (sv) * | 1989-11-09 | 1994-06-13 | Eka Nobel Ab | Silikasoler och förfarande för framställning av papper |
EP0592572B1 (de) * | 1991-07-02 | 1998-01-14 | Eka Chemicals AB | Verfahren zur herstellung von papier |
DE4437118A1 (de) * | 1994-10-05 | 1996-04-11 | Technocell Dekor Gmbh & Co Kg | Basispapier für dekorative Beschichtungssysteme |
US5846384A (en) * | 1995-06-15 | 1998-12-08 | Eka Chemicals Ab | Process for the production of paper |
SE9502184D0 (sv) * | 1995-06-15 | 1995-06-15 | Eka Nobel Ab | A process for the production of paper |
US5595630A (en) * | 1995-08-31 | 1997-01-21 | E. I. Du Pont De Nemours And Company | Process for the manufacture of paper |
SE9504081D0 (sv) * | 1995-11-15 | 1995-11-15 | Eka Nobel Ab | A process for the production of paper |
US7169261B2 (en) | 1999-05-04 | 2007-01-30 | Akzo Nobel N.V. | Silica-based sols |
EP1181244B1 (de) * | 1999-05-04 | 2007-08-15 | Akzo Nobel N.V. | Sole auf der basis von kieselsäure |
US6379501B1 (en) | 1999-12-14 | 2002-04-30 | Hercules Incorporated | Cellulose products and processes for preparing the same |
EP1500745A1 (de) * | 2002-04-03 | 2005-01-26 | Seiko PMC Corporation | Verfahren zur herstellung von papier sowie mittel zur verbesserung der ausbeute |
FI121119B (fi) † | 2003-04-15 | 2010-07-15 | Kemira Oyj | Menetelmä paperin valmistamiseksi |
US8245359B2 (en) | 2006-12-28 | 2012-08-21 | Tokyo Kinzoku Industry Co., Ltd. | Clip |
CN103556532B (zh) * | 2013-10-31 | 2016-01-20 | 东莞理文造纸厂有限公司 | 一种造纸用助留剂及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986000100A1 (en) * | 1984-06-07 | 1986-01-03 | Eka Ab | Papermaking process |
WO1986005826A1 (en) * | 1985-04-03 | 1986-10-09 | Eka Nobel Aktiebolag | Papermaking process |
WO1988006659A1 (en) * | 1987-03-03 | 1988-09-07 | Eka Nobel Ab | A process for the production of paper |
US4795531A (en) * | 1987-09-22 | 1989-01-03 | Nalco Chemical Company | Method for dewatering paper |
WO1989006638A2 (en) * | 1988-01-13 | 1989-07-27 | E.I. Du Pont De Nemours And Company | Retention and drainage aid for papermaking |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE461156B (sv) * | 1988-05-25 | 1990-01-15 | Eka Nobel Ab | Saett foer framstaellning av papper varvid formning och avvattning aeger rum i naervaro av en aluminiumfoerening, ett katjoniskt retentionsmedel och en polymer kiselsyra |
-
1988
- 1988-09-01 SE SE8803065A patent/SE467627B/sv not_active IP Right Cessation
-
1989
- 1989-08-09 AT AT89850252T patent/ATE99010T1/de not_active IP Right Cessation
- 1989-08-09 ES ES89850252T patent/ES2048323T3/es not_active Expired - Lifetime
- 1989-08-09 EP EP89850252A patent/EP0357574B1/de not_active Expired - Lifetime
- 1989-08-09 DE DE89850252T patent/DE68911626T2/de not_active Expired - Lifetime
- 1989-08-25 BR BR898904283A patent/BR8904283A/pt not_active IP Right Cessation
- 1989-08-25 NZ NZ230427A patent/NZ230427A/en unknown
- 1989-08-28 AU AU40840/89A patent/AU605997B2/en not_active Expired
- 1989-08-28 CA CA000609515A patent/CA1334324C/en not_active Expired - Lifetime
- 1989-08-29 JP JP1220495A patent/JP2521539B2/ja not_active Expired - Lifetime
- 1989-08-30 FI FI894075A patent/FI90448C/fi active IP Right Grant
- 1989-08-31 NO NO893500A patent/NO171567C/no not_active IP Right Cessation
- 1989-09-01 PT PT91611A patent/PT91611B/pt not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986000100A1 (en) * | 1984-06-07 | 1986-01-03 | Eka Ab | Papermaking process |
WO1986005826A1 (en) * | 1985-04-03 | 1986-10-09 | Eka Nobel Aktiebolag | Papermaking process |
WO1988006659A1 (en) * | 1987-03-03 | 1988-09-07 | Eka Nobel Ab | A process for the production of paper |
US4795531A (en) * | 1987-09-22 | 1989-01-03 | Nalco Chemical Company | Method for dewatering paper |
WO1989006638A2 (en) * | 1988-01-13 | 1989-07-27 | E.I. Du Pont De Nemours And Company | Retention and drainage aid for papermaking |
Also Published As
Publication number | Publication date |
---|---|
PT91611B (pt) | 1995-05-31 |
AU4084089A (en) | 1990-03-29 |
EP0357574A2 (de) | 1990-03-07 |
SE8803065L (sv) | 1990-03-02 |
SE8803065D0 (sv) | 1988-09-01 |
ES2048323T3 (es) | 1994-03-16 |
NO171567B (no) | 1992-12-21 |
FI90448C (fi) | 1994-02-10 |
AU605997B2 (en) | 1991-01-24 |
NO171567C (no) | 1993-03-31 |
DE68911626D1 (de) | 1994-02-03 |
JP2521539B2 (ja) | 1996-08-07 |
FI894075A0 (fi) | 1989-08-30 |
DE68911626T2 (de) | 1994-04-07 |
SE467627B (sv) | 1992-08-17 |
ATE99010T1 (de) | 1994-01-15 |
EP0357574B1 (de) | 1993-12-22 |
FI894075A (fi) | 1990-03-02 |
JPH0299692A (ja) | 1990-04-11 |
FI90448B (fi) | 1993-10-29 |
NO893500L (no) | 1990-03-02 |
PT91611A (pt) | 1990-03-30 |
NO893500D0 (no) | 1989-08-31 |
CA1334324C (en) | 1995-02-14 |
NZ230427A (en) | 1991-06-25 |
BR8904283A (pt) | 1990-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0357574A3 (de) | Verfahren zur Papierherstellung | |
AU3497089A (en) | A process for the production of paper | |
ES2005790A6 (es) | Un procedimiento para producir papel. | |
CA2086030A1 (en) | Enhancement of paper dry strength by anionic and cationic guar combination | |
CA2113740A1 (en) | Production of filled paper | |
CA2237337A1 (en) | A process for the production of paper | |
ES2046040T3 (es) | Un procedimiento para la produccion de papel. | |
ES2010430A6 (es) | Procedimiento para fabricar papel | |
EP0748897A3 (de) | Verfahren zur Herstellung von Papier | |
SE8902927D0 (sv) | A process for the production of 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 ES FR GB IT LI NL 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 ES FR GB IT LI NL SE |
|
17P | Request for examination filed |
Effective date: 19911111 |
|
17Q | First examination report despatched |
Effective date: 19930212 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
ITF | It: translation for a ep patent filed |
Owner name: BARZANO' E ZANARDO ROMA S.P.A. |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH DE ES FR GB IT LI NL SE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Effective date: 19931222 Ref country code: CH Effective date: 19931222 |
|
REF | Corresponds to: |
Ref document number: 99010 Country of ref document: AT Date of ref document: 19940115 Kind code of ref document: T |
|
REF | Corresponds to: |
Ref document number: 68911626 Country of ref document: DE Date of ref document: 19940203 |
|
ET | Fr: translation filed | ||
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FG2A Ref document number: 2048323 Country of ref document: ES Kind code of ref document: T3 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PLBI | Opposition filed |
Free format text: ORIGINAL CODE: 0009260 |
|
26 | Opposition filed |
Opponent name: E.I. DU PONT DE NEMOURS & COMPANY, INC. Effective date: 19940912 |
|
NLR1 | Nl: opposition has been filed with the epo |
Opponent name: E.I.DU PONT DE NEMOURS & COMPANY, INC. |
|
EAL | Se: european patent in force in sweden |
Ref document number: 89850252.1 |
|
APAC | Appeal dossier modified |
Free format text: ORIGINAL CODE: EPIDOS NOAPO |
|
APAA | Appeal reference recorded |
Free format text: ORIGINAL CODE: EPIDOS REFN |
|
RAP2 | Party data changed (patent owner data changed or rights of a patent transferred) |
Owner name: EKA CHEMICALS AB |
|
NLT2 | Nl: modifications (of names), taken from the european patent patent bulletin |
Owner name: EKA CHEMICALS AB |
|
APAC | Appeal dossier modified |
Free format text: ORIGINAL CODE: EPIDOS NOAPO |
|
PLBN | Opposition rejected |
Free format text: ORIGINAL CODE: 0009273 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: OPPOSITION REJECTED |
|
27O | Opposition rejected |
Effective date: 19970828 |
|
NLR2 | Nl: decision of opposition | ||
REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
APAH | Appeal reference modified |
Free format text: ORIGINAL CODE: EPIDOSCREFNO |
|
PLAB | Opposition data, opponent's data or that of the opponent's representative modified |
Free format text: ORIGINAL CODE: 0009299OPPO |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: NL Payment date: 20080824 Year of fee payment: 20 Ref country code: ES Payment date: 20080826 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20080827 Year of fee payment: 20 Ref country code: FR Payment date: 20080818 Year of fee payment: 20 Ref country code: AT Payment date: 20080721 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20080827 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20080930 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: BE Payment date: 20080922 Year of fee payment: 20 Ref country code: SE Payment date: 20080827 Year of fee payment: 20 |
|
BE20 | Be: patent expired |
Owner name: *EKA NOBEL A.B. Effective date: 20090809 |
|
NLV7 | Nl: ceased due to reaching the maximum lifetime of a patent |
Effective date: 20090809 |
|
EUG | Se: european patent has lapsed | ||
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FD2A Effective date: 20090810 |
|
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 EXPIRATION OF PROTECTION Effective date: 20090809 Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20090808 |
|
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 EXPIRATION OF PROTECTION Effective date: 20090810 |