EP2914774A4 - Préfloculation de charges utilisées dans la fabrication de papier - Google Patents

Préfloculation de charges utilisées dans la fabrication de papier

Info

Publication number: EP2914774A4
Authority: EP; European Patent Office
Prior art keywords: prefloculation; paper; manufacture; loads used; loads
Prior art date: 2012-11-01
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

Application number

EP13850762.9A

Other languages

German (de)

English (en)

Other versions

EP2914774C0 (fr

EP2914774A1 (fr

EP2914774B1 (fr

Inventor

Weiguo Cheng

Katherin M Broadus

Dorota Smoron

Shawnee M Wilson

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

ChampionX LLC

Original Assignee

Nalco Co LLC

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.)

2012-11-01

Filing date

2013-10-18

Publication date

2016-06-29

2012-11-01 Priority claimed from US13/665,963 external-priority patent/US8778140B2/en

2013-10-18 Application filed by Nalco Co LLC filed Critical Nalco Co LLC

2015-09-09 Publication of EP2914774A1 publication Critical patent/EP2914774A1/fr

2016-06-29 Publication of EP2914774A4 publication Critical patent/EP2914774A4/fr

2025-10-15 Application granted granted Critical

2025-10-15 Publication of EP2914774C0 publication Critical patent/EP2914774C0/fr

2025-10-15 Publication of EP2914774B1 publication Critical patent/EP2914774B1/fr

Status Active legal-status Critical Current

2033-10-18 Anticipated expiration legal-status Critical

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
- D21H17/34—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
- 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
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
- 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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Inorganic Chemistry (AREA)
Paper (AREA)

EP13850762.9A 2012-11-01 2013-10-18 Préfloculation de charges utilisées dans la fabrication de papier Active EP2914774B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US13/665,963 US8778140B2 (en)	2007-09-12	2012-11-01	Preflocculation of fillers used in papermaking
PCT/US2013/065732 WO2014070488A1 (fr)	2012-11-01	2013-10-18	Préfloculation de charges utilisées dans la fabrication de papier

Publications (4)

Publication Number	Publication Date
EP2914774A1 EP2914774A1 (fr)	2015-09-09
EP2914774A4 true EP2914774A4 (fr)	2016-06-29
EP2914774C0 EP2914774C0 (fr)	2025-10-15
EP2914774B1 EP2914774B1 (fr)	2025-10-15

Family

ID=50627945

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP13850762.9A Active EP2914774B1 (fr)	2012-11-01	2013-10-18	Préfloculation de charges utilisées dans la fabrication de papier

Country Status (9)

Country	Link
EP (1)	EP2914774B1 (fr)
JP (1)	JP6300815B2 (fr)
KR (1)	KR102134248B1 (fr)
CN (1)	CN104755673B (fr)
AR (1)	AR093258A1 (fr)
BR (1)	BR112015007883B1 (fr)
CA (1)	CA2885582C (fr)
TW (1)	TWI487823B (fr)
WO (1)	WO2014070488A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2723284T3 (es)	2014-11-07	2019-08-23	Omya Int Ag	Un procedimiento para la preparación de partículas de carga floculadas
SI3018176T1 (en)	2014-11-07	2018-07-31	Omya International Ag	A process for the preparation of flocculating fillers
WO2017054198A1 (fr) *	2015-09-30	2017-04-06	Ecolab Usa Inc.	Compositions et procédés pour traiter une charge dans la fabrication de papier
WO2017177349A1 (fr) *	2016-04-15	2017-10-19	合肥信拓高分子技术有限公司	Système de charge ternaire pour la production de papier/carton et son procédé de préparation
CN110105790B (zh) *	2019-05-06	2021-06-29	苏州赛维科环保技术服务有限公司	造纸填料预处理装置及处理方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0050316A1 (fr) *	1980-10-21	1982-04-28	Papeteries De Gascogne	Procédé de préparation par des techniques papetières d'un matériau en feuille avec une rétention sur machine améliorée
EP0261820A1 (fr) *	1986-09-09	1988-03-30	E.I. Du Pont De Nemours And Company	Compositions de charge et leurs emplois dans la production de matériaux fibreux en feuilles
US4799964A (en) *	1985-07-29	1989-01-24	Grain Processing Corporation	Preparation of filler compositions for paper
CA1306084C (fr) *	1987-04-29	1992-08-11	Richard D. Harvey	Preparation de matieres de charge pour papier
EP0534656A1 (fr) *	1991-09-27	1993-03-31	Nalco Chemical Company	Procédé de fabrication de papier
DE4436317A1 (de) *	1994-10-11	1996-04-18	Nalco Chemical Co	Verfahren zur Herstellung von Papier mit verbesserter Sieb-Entwässerung und Retention
WO1997046591A1 (fr) *	1996-05-30	1997-12-11	George Weston Foods Limited	Amidons cationiques reticules et leur utilisation pour la fabrication du papier
US20090267258A1 (en) *	2007-09-12	2009-10-29	Weiguo Cheng	Controllable filler prefloculation using a dual polymer system
US20120199304A1 (en) *	2007-09-12	2012-08-09	Weiguo Cheng	Controllable filler prefloculation using a dual polymer system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2113034A (en)	1935-06-05	1938-04-05	Stein Hall Mfg Co	Starch sizing of paper
US2328537A (en)	1940-08-09	1943-09-07	American Maize Prod Co	Thick-bodied starch and method of making
US2805966A (en)	1953-02-19	1957-09-10	Staley Mfg Co A E	Starch pasting process and apparatus
IE47019B1 (en) *	1977-07-12	1983-11-30	Blue Circle Ind Ltd	Producing dispersions of polymeric material and preflocculated fillers for use in papermaking
GB8531558D0 (en) *	1985-12-21	1986-02-05	Wiggins Teape Group Ltd	Loaded paper
US5620510A (en)	1995-06-23	1997-04-15	Cpc International Inc.	Swollen starches as papermaking additives
US5827398A (en) *	1996-02-13	1998-10-27	Allied Colloids Limited	Production of filled paper
US5759346A (en) *	1996-09-27	1998-06-02	The Procter & Gamble Company	Process for making smooth uncreped tissue paper containing fine particulate fillers
US6835282B2 (en) *	1998-10-16	2004-12-28	Grain Processing Corporation	Paper web with pre-flocculated filler incorporated therein
MY140287A (en) *	2000-10-16	2009-12-31	Ciba Spec Chem Water Treat Ltd	Manufacture of paper and paperboard
WO2003087472A1 (fr) *	2002-04-09	2003-10-23	Pulp And Paper Research Institute Of Canada	Compositions a base d'amidon gonfle et de latex pour la papeterie
US8172983B2 (en) *	2007-09-12	2012-05-08	Nalco Company	Controllable filler prefloculation using a dual polymer system
US9752283B2 (en) *	2007-09-12	2017-09-05	Ecolab Usa Inc.	Anionic preflocculation of fillers used in papermaking
US8298508B2 (en)	2010-08-09	2012-10-30	Nalco Company	Recovery of alumina trihydrate during the bayer process using cross-linked polysaccharides

2013
- 2013-10-17 TW TW102137464A patent/TWI487823B/zh active
- 2013-10-18 CA CA2885582A patent/CA2885582C/fr active Active
- 2013-10-18 EP EP13850762.9A patent/EP2914774B1/fr active Active
- 2013-10-18 WO PCT/US2013/065732 patent/WO2014070488A1/fr not_active Ceased
- 2013-10-18 KR KR1020157014376A patent/KR102134248B1/ko active Active
- 2013-10-18 CN CN201380057398.6A patent/CN104755673B/zh active Active
- 2013-10-18 JP JP2015540693A patent/JP6300815B2/ja active Active
- 2013-10-18 BR BR112015007883-4A patent/BR112015007883B1/pt active IP Right Grant
- 2013-10-29 AR ARP130103938A patent/AR093258A1/es active IP Right Grant

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0050316A1 (fr) *	1980-10-21	1982-04-28	Papeteries De Gascogne	Procédé de préparation par des techniques papetières d'un matériau en feuille avec une rétention sur machine améliorée
US4799964A (en) *	1985-07-29	1989-01-24	Grain Processing Corporation	Preparation of filler compositions for paper
EP0261820A1 (fr) *	1986-09-09	1988-03-30	E.I. Du Pont De Nemours And Company	Compositions de charge et leurs emplois dans la production de matériaux fibreux en feuilles
CA1306084C (fr) *	1987-04-29	1992-08-11	Richard D. Harvey	Preparation de matieres de charge pour papier
EP0534656A1 (fr) *	1991-09-27	1993-03-31	Nalco Chemical Company	Procédé de fabrication de papier
DE4436317A1 (de) *	1994-10-11	1996-04-18	Nalco Chemical Co	Verfahren zur Herstellung von Papier mit verbesserter Sieb-Entwässerung und Retention
WO1997046591A1 (fr) *	1996-05-30	1997-12-11	George Weston Foods Limited	Amidons cationiques reticules et leur utilisation pour la fabrication du papier
US20090267258A1 (en) *	2007-09-12	2009-10-29	Weiguo Cheng	Controllable filler prefloculation using a dual polymer system
US20120199304A1 (en) *	2007-09-12	2012-08-09	Weiguo Cheng	Controllable filler prefloculation using a dual polymer system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014070488A1 *

Also Published As

Publication number	Publication date
WO2014070488A1 (fr)	2014-05-08
JP2015533392A (ja)	2015-11-24
BR112015007883A2 (pt)	2017-07-04
TWI487823B (zh)	2015-06-11
TW201439401A (zh)	2014-10-16
EP2914774C0 (fr)	2025-10-15
CA2885582A1 (fr)	2014-05-08
JP6300815B2 (ja)	2018-03-28
CN104755673A (zh)	2015-07-01
BR112015007883B1 (pt)	2022-03-29
EP2914774A1 (fr)	2015-09-09
CN104755673B (zh)	2017-12-15
EP2914774B1 (fr)	2025-10-15
KR20150079932A (ko)	2015-07-08
BR112015007883A8 (pt)	2019-08-27
KR102134248B1 (ko)	2020-07-15
CA2885582C (fr)	2020-10-27
AR093258A1 (es)	2015-05-27

Publication	Publication Date	Title
HRP20180838T1 (hr)	2018-06-29	Formuliranje deksmedetomidina u obliku predsmjese
CR20150380A (es)	2015-08-21	Compuestos de carbamoilpiridona policíclicos y su uso farmacéutico
PT2878018T (pt)	2018-02-22	Resumo
DK3181128T3 (da)	2023-06-06	Farmaceutisk nilotinib-sammensætning
EP2867128A4 (fr)	2016-04-27	Palette ondulée
LT3091141T (lt)	2018-08-10	Lengvesnės grindų plokštės iš mažiau medžiagų
BR112015000554A2 (pt)	2017-08-08	quarto palete
EP2875051A4 (fr)	2016-06-08	Anticorps anti-siglec-15
DK2650413T3 (da)	2019-07-29	Hydrogelerende fibermateriale
BR112014032798A2 (pt)	2017-06-27	composição
EP2820661A4 (fr)	2016-02-24	Condensateur électrochimique intégrable
EP2873453A4 (fr)	2016-03-23	Agitateur
PT2831109T (pt)	2018-02-07	Resumo
EP2832855A4 (fr)	2016-02-24	Nouvel anticorps anti-siglec-15
DK2880228T3 (da)	2020-09-28	Stilladsstruktur
EP2765318A4 (fr)	2015-07-15	Palier lisse
DE112013003850A5 (de)	2015-04-23	Effektpigmente
DK2897594T3 (da)	2020-06-29	Farmaceutisk sammensætning
DK2868318T3 (da)	2019-06-03	Injicerbar formulering
EP2889940A4 (fr)	2016-04-06	Film de polyélectrolyte
DK2828718T3 (da)	2021-01-18	Dynamisk belastningskompensation
EP2925661A4 (fr)	2016-08-10	Grue
FR2988427B1 (fr)	2017-07-21	Plate-forme inter-aubes
EP2914774A4 (fr)	2016-06-29	Préfloculation de charges utilisées dans la fabrication de papier
BR112014032712A2 (pt)	2017-06-27	composição

Legal Events

Date	Code	Title	Description
2015-08-07	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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2015-09-09	AX	Request for extension of the european patent	Extension state: BA ME
2016-02-10	DAX	Request for extension of the european patent (deleted)
2016-06-29	RA4	Supplementary search report drawn up and despatched (corrected)	Effective date: 20160527
2016-06-29	RIC1	Information provided on ipc code assigned before grant	Ipc: D21H 17/28 20060101ALI20160520BHEP Ipc: D21H 17/63 20060101ALI20160520BHEP Ipc: D21H 17/41 20060101ALI20160520BHEP Ipc: D21H 17/67 20060101AFI20160520BHEP
2020-06-30	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
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