NO318122B1 - Fremgangsmate for fremstilling av papir - Google Patents

Fremgangsmate for fremstilling av papir Download PDF

Info

Publication number: NO318122B1
Authority: NO; Norway
Prior art keywords: suspension; anionic; retention aid; mol; cationic
Prior art date: 1993-07-06

Application number

NO19960058A

Other languages

English (en)

Norwegian (no)

Other versions

NO960058L (no

NO960058D0 (no

Inventor

John Graham Langley

Thomas Adrian Cauley

Adrian Nixon

Original Assignee

Ciba Spec Chem Water Treat Ltd

Priority date (The priority date 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 date listed.)

1993-07-06

Filing date

1996-01-05

Publication date

2005-02-07

1996-01-05 Application filed by Ciba Spec Chem Water Treat Ltd filed Critical Ciba Spec Chem Water Treat Ltd

1996-01-05 Publication of NO960058L publication Critical patent/NO960058L/no

1996-01-05 Publication of NO960058D0 publication Critical patent/NO960058D0/no

2005-02-07 Publication of NO318122B1 publication Critical patent/NO318122B1/no

Links

238000004519 manufacturing process Methods 0.000 title claims description 13
239000000725 suspension Substances 0.000 claims abstract description 126
230000014759 maintenance of location Effects 0.000 claims abstract description 95
125000000129 anionic group Chemical group 0.000 claims abstract description 76
239000011236 particulate material Substances 0.000 claims abstract description 15
125000002091 cationic group Chemical group 0.000 claims description 60
229920000642 polymer Polymers 0.000 claims description 57
238000000034 method Methods 0.000 claims description 53
239000000178 monomer Substances 0.000 claims description 46
239000000463 material Substances 0.000 claims description 38
238000012360 testing method Methods 0.000 claims description 37
239000000945 filler Substances 0.000 claims description 25
239000000123 paper Substances 0.000 claims description 24
230000008569 process Effects 0.000 claims description 22
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 19
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
229920000831 ionic polymer Polymers 0.000 claims description 17
229920002678 cellulose Polymers 0.000 claims description 15
239000001913 cellulose Substances 0.000 claims description 15
235000011132 calcium sulphate Nutrition 0.000 claims description 9
VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
239000002699 waste material Substances 0.000 claims description 7
239000002351 wastewater Substances 0.000 claims description 7
239000001175 calcium sulphate Substances 0.000 claims description 6
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 5
238000004220 aggregation Methods 0.000 claims description 5
229940037003 alum Drugs 0.000 claims description 5
230000015572 biosynthetic process Effects 0.000 claims description 5
238000001035 drying Methods 0.000 claims description 5
230000008961 swelling Effects 0.000 claims description 4
239000004927 clay Substances 0.000 claims description 3
230000000930 thermomechanical effect Effects 0.000 claims description 3
239000000440 bentonite Substances 0.000 abstract description 25
229910000278 bentonite Inorganic materials 0.000 abstract description 25
SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 abstract description 25
239000003792 electrolyte Substances 0.000 abstract description 21
238000010008 shearing Methods 0.000 abstract description 3
230000004931 aggregating effect Effects 0.000 abstract 1
238000007792 addition Methods 0.000 description 24
229920006317 cationic polymer Polymers 0.000 description 20
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 14
PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 7
229920006318 anionic polymer Polymers 0.000 description 7
229940047670 sodium acrylate Drugs 0.000 description 7
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
229920001577 copolymer Polymers 0.000 description 6
238000004064 recycling Methods 0.000 description 6
229920001131 Pulp (paper) Polymers 0.000 description 5
229920002472 Starch Polymers 0.000 description 5
239000000835 fiber Substances 0.000 description 5
239000002245 particle Substances 0.000 description 5
229920002401 polyacrylamide Polymers 0.000 description 5
239000008107 starch Substances 0.000 description 5
235000019698 starch Nutrition 0.000 description 5
230000002776 aggregation Effects 0.000 description 4
150000003839 salts Chemical class 0.000 description 4
239000002253 acid Substances 0.000 description 3
239000000356 contaminant Substances 0.000 description 3
239000013505 freshwater Substances 0.000 description 3
239000012535 impurity Substances 0.000 description 3
238000002156 mixing Methods 0.000 description 3
239000011780 sodium chloride Substances 0.000 description 3
239000007787 solid Substances 0.000 description 3
DPBJAVGHACCNRL-UHFFFAOYSA-N 2-(dimethylamino)ethyl prop-2-enoate Chemical compound CN(C)CCOC(=O)C=C DPBJAVGHACCNRL-UHFFFAOYSA-N 0.000 description 2
238000000137 annealing Methods 0.000 description 2
230000000903 blocking effect Effects 0.000 description 2
NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
238000004090 dissolution Methods 0.000 description 2
239000000839 emulsion Substances 0.000 description 2
229920006158 high molecular weight polymer Polymers 0.000 description 2
239000001257 hydrogen Substances 0.000 description 2
229910052739 hydrogen Inorganic materials 0.000 description 2
230000003993 interaction Effects 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
230000002035 prolonged effect Effects 0.000 description 2
238000009666 routine test Methods 0.000 description 2
RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
239000000377 silicon dioxide Substances 0.000 description 2
235000012239 silicon dioxide Nutrition 0.000 description 2
239000000126 substance Substances 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
229910021536 Zeolite Inorganic materials 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
229910052925 anhydrite Inorganic materials 0.000 description 1
150000001450 anions Chemical class 0.000 description 1
239000012736 aqueous medium Substances 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
230000008859 change Effects 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
BULLHNJGPPOUOX-UHFFFAOYSA-N chloroacetone Chemical compound CC(=O)CCl BULLHNJGPPOUOX-UHFFFAOYSA-N 0.000 description 1
239000000701 coagulant Substances 0.000 description 1
239000008119 colloidal silica Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
-1 dimethylaminoethyl salts Chemical class 0.000 description 1
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000009881 electrostatic interaction Effects 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000011049 filling Methods 0.000 description 1
238000005189 flocculation Methods 0.000 description 1
230000016615 flocculation Effects 0.000 description 1
238000007429 general method Methods 0.000 description 1
238000000227 grinding Methods 0.000 description 1
229920001519 homopolymer Polymers 0.000 description 1
229920001477 hydrophilic polymer Polymers 0.000 description 1
230000005660 hydrophilic surface Effects 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
239000011147 inorganic material Substances 0.000 description 1
239000002655 kraft paper Substances 0.000 description 1
238000009533 lab test Methods 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229940050176 methyl chloride Drugs 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910052901 montmorillonite Inorganic materials 0.000 description 1
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
239000003973 paint Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920000058 polyacrylate Polymers 0.000 description 1
238000002203 pretreatment Methods 0.000 description 1
238000012545 processing Methods 0.000 description 1
239000000741 silica gel Substances 0.000 description 1
229910002027 silica gel Inorganic materials 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000011734 sodium Substances 0.000 description 1
238000004448 titration Methods 0.000 description 1
238000012546 transfer Methods 0.000 description 1
239000010457 zeolite Substances 0.000 description 1

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
- D21H21/06—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
- 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
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H17/375—Poly(meth)acrylamide
- 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
- D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
- 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
- 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
- D21H23/06—Controlling the addition
- D21H23/14—Controlling the addition by selecting point of addition or time of contact between components

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Dispersion Chemistry (AREA)
Inorganic Chemistry (AREA)
Paper (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Polarising Elements (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)

NO19960058A 1993-07-06 1996-01-05 Fremgangsmate for fremstilling av papir NO318122B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB939313956A GB9313956D0 (en)	1993-07-06	1993-07-06	Production of paper
PCT/GB1994/001457 WO1995002088A1 (en)	1993-07-06	1994-07-06	Production of paper

Publications (3)

Publication Number	Publication Date
NO960058L NO960058L (no)	1996-01-05
NO960058D0 NO960058D0 (no)	1996-01-05
NO318122B1 true NO318122B1 (no)	2005-02-07

Family

ID=10738371

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19960058A NO318122B1 (no)	1993-07-06	1996-01-05	Fremgangsmate for fremstilling av papir

Country Status (15)

Country	Link
US (1)	US5514249A (de)
EP (1)	EP0707673B1 (de)
JP (1)	JP3675817B2 (de)
KR (1)	KR100326204B1 (de)
AT (1)	ATE165407T1 (de)
AU (1)	AU696483B2 (de)
BR (1)	BR9407000A (de)
DE (1)	DE69409808T2 (de)
DK (1)	DK0707673T3 (de)
ES (1)	ES2115238T3 (de)
FI (1)	FI119442B (de)
GB (1)	GB9313956D0 (de)
NO (1)	NO318122B1 (de)
NZ (1)	NZ268058A (de)
WO (1)	WO1995002088A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6001218A (en)	1994-06-29	1999-12-14	Kimberly-Clark Worldwide, Inc.	Production of soft paper products from old newspaper
US6074527A (en)	1994-06-29	2000-06-13	Kimberly-Clark Worldwide, Inc.	Production of soft paper products from coarse cellulosic fibers
US5582681A (en)	1994-06-29	1996-12-10	Kimberly-Clark Corporation	Production of soft paper products from old newspaper
US6193844B1 (en)	1995-06-07	2001-02-27	Mclaughlin John R.	Method for making paper using microparticles
US5968316A (en) *	1995-06-07	1999-10-19	Mclauglin; John R.	Method of making paper using microparticles
US6296736B1 (en)	1997-10-30	2001-10-02	Kimberly-Clark Worldwide, Inc.	Process for modifying pulp from recycled newspapers
GB9624832D0 (en) *	1996-11-28	1997-01-15	Allied Colloids Ltd	Production of paper and paper board
US5900116A (en)	1997-05-19	1999-05-04	Sortwell & Co.	Method of making paper
GB9719472D0 (en) *	1997-09-12	1997-11-12	Allied Colloids Ltd	Process of making paper
EP0953680A1 (de) *	1998-04-27	1999-11-03	Akzo Nobel N.V.	Verfahren zur Herstellung von Papier
KR100403838B1 (ko) *	1998-04-27	2003-11-01	악조 노벨 엔.브이.	제지 방법
US7306700B1 (en) *	1998-04-27	2007-12-11	Akzo Nobel Nv	Process for the production of paper
FR2779452B1 (fr) *	1998-06-04	2000-08-11	Snf Sa	Procede de fabrication de papier et carton et nouveaux agents de retention et d'egouttage correspondants, et papiers et cartons ainsi obtenus
US20030150575A1 (en) *	1998-06-04	2003-08-14	Snf Sa	Paper and paperboard production process and corresponding novel retention and drainage aids, and papers and paperboards thus obtained
EP1398413A2 (de) *	1998-06-12	2004-03-17	Fort James Corporation	Verfahren zur Herstellung einer Papierbahn mit grossem internen Leervolumen aus Altpapierfasern und damit erhaltenes Produkt
FR2779752B1 (fr) *	1998-06-12	2000-08-11	Snf Sa	Procede de fabrication de papier et carton et nouveaux agents de retention correspondants, et papiers et cartons ainsi obtenus
US6168686B1 (en)	1998-08-19	2001-01-02	Betzdearborn, Inc.	Papermaking aid
US6387210B1 (en)	1998-09-30	2002-05-14	Kimberly-Clark Worldwide, Inc.	Method of making sanitary paper product from coarse fibers
US6514384B1 (en) *	1999-03-19	2003-02-04	Weyerhaeuser Company	Method for increasing filler retention of cellulosic fiber sheets
US6379501B1 (en)	1999-12-14	2002-04-30	Hercules Incorporated	Cellulose products and processes for preparing the same
US6358365B1 (en)	1999-12-14	2002-03-19	Hercules Incorporated	Metal silicates, cellulose products, and processes thereof
US6818100B2 (en) *	2000-08-07	2004-11-16	Akzo Nobel N.V.	Process for sizing paper
US20020166648A1 (en) *	2000-08-07	2002-11-14	Sten Frolich	Process for manufacturing paper
GB0115411D0 (en)	2001-06-25	2001-08-15	Ciba Spec Chem Water Treat Ltd	Manufacture of paper and paper board
US20040133439A1 (en) *	2002-08-21	2004-07-08	Dirk Noetzold	Method and system for valuation of complex systems, in particular for corporate rating and valuation
BRPI0506530A (pt) *	2004-01-23	2007-02-27	Buckman Labor Inc	método e aparelho para fabricação de papel e papelão, e papel ou papelão feito a partir de uma folha contìnua de papel drenada
US9150442B2 (en)	2010-07-26	2015-10-06	Sortwell & Co.	Method for dispersing and aggregating components of mineral slurries and high-molecular weight multivalent polymers for clay aggregation
US8721896B2 (en)	2012-01-25	2014-05-13	Sortwell & Co.	Method for dispersing and aggregating components of mineral slurries and low molecular weight multivalent polymers for mineral aggregation
US10961662B1 (en)	2019-12-23	2021-03-30	Polymer Ventures, Inc.	Ash retention additive and methods of using the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3052595A (en) *	1955-05-11	1962-09-04	Dow Chemical Co	Method for increasing filler retention in paper
DE3065576D1 (en) *	1979-03-28	1983-12-22	Allied Colloids Ltd	Production of paper and paper board
SE432951B (sv) *	1980-05-28	1984-04-30	Eka Ab	Pappersprodukt innehallande cellulosafibrer och ett bindemedelssystem som omfattar kolloidal kiselsyra och katjonisk sterkelse samt forfarande for framstellning av pappersprodukten
DE3541163A1 (de) *	1985-11-21	1987-05-27	Basf Ag	Verfahren zur herstellung von papier und karton
GB8602121D0 (en) *	1986-01-29	1986-03-05	Allied Colloids Ltd	Paper & paper board
US4913775A (en) *	1986-01-29	1990-04-03	Allied Colloids Ltd.	Production of paper and paper board
US4643801A (en) *	1986-02-24	1987-02-17	Nalco Chemical Company	Papermaking aid
US4795531A (en) *	1987-09-22	1989-01-03	Nalco Chemical Company	Method for dewatering paper
US5032227A (en) *	1990-07-03	1991-07-16	Vinings Industries Inc.	Production of paper or paperboard
JP2521651B2 (ja) *	1991-07-02	1996-08-07	エカノーベルアクチェボラーグ	紙の製造方法
US5234548A (en) *	1992-01-02	1993-08-10	Vinings Industries Inc.	Production of paper and paperboard

1993
- 1993-07-06 GB GB939313956A patent/GB9313956D0/en active Pending
1994
- 1994-07-06 NZ NZ268058A patent/NZ268058A/en not_active IP Right Cessation
- 1994-07-06 DE DE69409808T patent/DE69409808T2/de not_active Expired - Lifetime
- 1994-07-06 AU AU70791/94A patent/AU696483B2/en not_active Ceased
- 1994-07-06 US US08/268,128 patent/US5514249A/en not_active Expired - Lifetime
- 1994-07-06 JP JP50390595A patent/JP3675817B2/ja not_active Expired - Fee Related
- 1994-07-06 BR BR9407000A patent/BR9407000A/pt not_active Application Discontinuation
- 1994-07-06 ES ES94919768T patent/ES2115238T3/es not_active Expired - Lifetime
- 1994-07-06 AT AT94919768T patent/ATE165407T1/de active
- 1994-07-06 EP EP94919768A patent/EP0707673B1/de not_active Expired - Lifetime
- 1994-07-06 WO PCT/GB1994/001457 patent/WO1995002088A1/en not_active Ceased
- 1994-07-06 DK DK94919768T patent/DK0707673T3/da active
- 1994-07-06 KR KR1019960700027A patent/KR100326204B1/ko not_active Expired - Fee Related
1996
- 1996-01-05 FI FI960068A patent/FI119442B/fi not_active IP Right Cessation
- 1996-01-05 NO NO19960058A patent/NO318122B1/no not_active IP Right Cessation

Also Published As

Publication number	Publication date
NO960058L (no)	1996-01-05
NZ268058A (en)	1997-10-24
DK0707673T3 (da)	1999-01-25
JPH08512364A (ja)	1996-12-24
FI960068A0 (fi)	1996-01-05
GB9313956D0 (en)	1993-08-18
DE69409808T2 (de)	1998-08-13
WO1995002088A1 (en)	1995-01-19
EP0707673A1 (de)	1996-04-24
BR9407000A (pt)	1996-09-03
EP0707673B1 (de)	1998-04-22
NO960058D0 (no)	1996-01-05
FI960068L (fi)	1996-01-05
ES2115238T3 (es)	1998-06-16
AU696483B2 (en)	1998-09-10
US5514249A (en)	1996-05-07
DE69409808D1 (de)	1998-05-28
FI119442B (fi)	2008-11-14
ATE165407T1 (de)	1998-05-15
AU7079194A (en)	1995-02-06
KR100326204B1 (ko)	2002-07-03
JP3675817B2 (ja)	2005-07-27

Legal Events

Date	Code	Title	Description
2010-03-01	MM1K	Lapsed by not paying the annual fees

Publication	Publication Date	Title
NO318122B1 (no)	2005-02-07	Fremgangsmate for fremstilling av papir
US6372089B1 (en)	2002-04-16	Method of making paper
KR100460683B1 (ko)	2005-04-06	충전된종이의제조방법및이에사용하기위한조성물
US5501770A (en)	1996-03-26	Enzymes in combination with polyelectrolytes for enhancing the freeness of clarified sludge in papermaking
AU785343B2 (en)	2007-02-01	Stable silica sols of high surface area and improved activity
NO323485B1 (no)	2007-05-21	Fremstilling av papir
AU729008B2 (en)	2001-01-25	Improved papermaking process
US5595629A (en)	1997-01-21	Papermaking process
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