DE69737945D1 - Hydrophile Dispersionspolymere für Papieranwendungen - Google Patents

Hydrophile Dispersionspolymere für Papieranwendungen

Info

Publication number
DE69737945D1
DE69737945D1 DE69737945T DE69737945T DE69737945D1 DE 69737945 D1 DE69737945 D1 DE 69737945D1 DE 69737945 T DE69737945 T DE 69737945T DE 69737945 T DE69737945 T DE 69737945T DE 69737945 D1 DE69737945 D1 DE 69737945D1
Authority
DE
Germany
Prior art keywords
dispersion polymers
paper applications
hydrophilic dispersion
hydrophilic
paper
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.)
Revoked
Application number
DE69737945T
Other languages
English (en)
Other versions
DE69737945T2 (de
Inventor
Shing Jane B Wong
John R Hurlock
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 Chemical Co
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24889470&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69737945(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of DE69737945D1 publication Critical patent/DE69737945D1/de
Application granted granted Critical
Publication of DE69737945T2 publication Critical patent/DE69737945T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
    • 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
    • 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
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • D21H17/29—Starch cationic
    • 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
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
    • 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
DE69737945T 1996-09-24 1997-09-23 Hydrophile Dispersionspolymere für Papieranwendungen Revoked DE69737945T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71928396A 1996-09-24 1996-09-24
US719283 1996-09-24

Publications (2)

Publication Number Publication Date
DE69737945D1 true DE69737945D1 (de) 2007-09-06
DE69737945T2 DE69737945T2 (de) 2007-12-06

Family

ID=24889470

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69737945T Revoked DE69737945T2 (de) 1996-09-24 1997-09-23 Hydrophile Dispersionspolymere für Papieranwendungen

Country Status (9)

Country Link
EP (1) EP0831177B1 (de)
AU (1) AU3918297A (de)
BR (1) BR9704862A (de)
CA (1) CA2216242C (de)
DE (1) DE69737945T2 (de)
ES (1) ES2290960T3 (de)
ID (1) ID18321A (de)
MY (1) MY136998A (de)
NO (1) NO324301B1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6235205B1 (en) 1996-10-03 2001-05-22 Cytec Technology Corp. Aqueous dispersions
US6310124B1 (en) 1996-10-03 2001-10-30 Cytec Technology, Corp. Aqueous dispersions
US6162328A (en) * 1997-09-30 2000-12-19 Hercules Incorporated Method for surface sizing paper with cellulose reactive and cellulose non-reactive sizes, and paper prepared thereby
US6262168B1 (en) 1998-03-11 2001-07-17 Cytec Technology Corp. Aqueous dispersions
US6036868A (en) * 1998-07-23 2000-03-14 Nalco Chemical Company Use of hydrophilic dispersion polymers for oily wastewater clarification
CN1189623C (zh) * 1999-01-15 2005-02-16 纳尔科化学公司 用二烯丙基二甲基氯化铵和丙烯酰胺的亲水性分散聚合物作为助留剂和助滤剂的造纸方法
DE10061483A1 (de) 2000-12-08 2002-06-13 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von Wasser-in-Wasser-Polymerdispersionen
US7091273B2 (en) 2002-05-07 2006-08-15 Akzo Nobel N.V. Process for preparing a polymer dispersion
US8299183B2 (en) 2004-12-28 2012-10-30 Akzo Nobel N.V. Polymer dispersion and process for preparing a polymer dispersion
DE102022114642A1 (de) 2022-06-10 2023-12-21 Solenis Technologies Cayman, L.P. Polymerdispersionen mit hohem molekulargewicht, hergestellt unter kontrollierten adiabatischen bedingungen
DE102022114644A1 (de) 2022-06-10 2023-12-21 Solenis Technologies Cayman, L.P. Hochmolekulare polymerdispersionen mit metallfängern

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3327600A1 (de) * 1983-07-30 1985-02-14 Sandoz-Patent-GmbH, 7850 Lörrach Copolymerisat- und tensidhaltige praeparate, deren herstellung und verwendung
US4795531A (en) * 1987-09-22 1989-01-03 Nalco Chemical Company Method for dewatering paper
JP3113698B2 (ja) * 1991-06-01 2000-12-04 住友精化株式会社 水溶性カチオン系重合体の製造方法
JPH0532722A (ja) * 1991-07-30 1993-02-09 Hymo Corp カチオン性水溶性重合体分散液の製造方法
US5891304A (en) * 1996-07-22 1999-04-06 Nalco Chemical Company Use of hydrophilic dispersion polymers for coated broke treatment

Also Published As

Publication number Publication date
CA2216242A1 (en) 1998-03-24
CA2216242C (en) 2006-03-14
MY136998A (en) 2008-12-31
BR9704862A (pt) 1999-01-19
NO324301B1 (no) 2007-09-17
EP0831177A2 (de) 1998-03-25
ID18321A (id) 1998-03-26
AU3918297A (en) 1998-03-26
ES2290960T3 (es) 2008-02-16
EP0831177A3 (de) 2000-01-05
EP0831177B1 (de) 2007-07-25
NO974381L (no) 1998-03-25
MX9707246A (es) 1998-08-30
NO974381D0 (no) 1997-09-23
DE69737945T2 (de) 2007-12-06

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation