EP0186956A3 - Systèmes de polymères dans une machine à papier et méthodes pour leur utilisation - Google Patents
Systèmes de polymères dans une machine à papier et méthodes pour leur utilisation Download PDFInfo
- Publication number
- EP0186956A3 EP0186956A3 EP85308223A EP85308223A EP0186956A3 EP 0186956 A3 EP0186956 A3 EP 0186956A3 EP 85308223 A EP85308223 A EP 85308223A EP 85308223 A EP85308223 A EP 85308223A EP 0186956 A3 EP0186956 A3 EP 0186956A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- slurry
- paper
- molecular weight
- charge density
- retention aid
- 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.)
- Withdrawn
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
- D21H17/21—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
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/14—Carboxylic acids; Derivatives thereof
- D21H17/15—Polycarboxylic acids, e.g. maleic acid
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
- D21H23/765—Addition of all compounds to 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68630584A | 1984-12-26 | 1984-12-26 | |
US686305 | 1984-12-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0186956A2 EP0186956A2 (fr) | 1986-07-09 |
EP0186956A3 true EP0186956A3 (fr) | 1986-10-08 |
Family
ID=24755772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP85308223A Withdrawn EP0186956A3 (fr) | 1984-12-26 | 1985-11-12 | Systèmes de polymères dans une machine à papier et méthodes pour leur utilisation |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0186956A3 (fr) |
JP (1) | JPS61160493A (fr) |
AU (1) | AU5101585A (fr) |
GB (1) | GB2169323B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6093217A (en) * | 1997-02-05 | 2000-07-25 | Akzo Nobel N.V. | Sizing of paper |
SE9704930D0 (sv) * | 1997-02-05 | 1997-12-30 | Akzo Nobel Nv | Sizing of paper |
US6572736B2 (en) * | 2000-10-10 | 2003-06-03 | Atlas Roofing Corporation | Non-woven web made with untreated clarifier sludge |
US7873078B2 (en) | 2004-12-07 | 2011-01-18 | Displaylink (Uk) Limited | Screen multiplexing |
FR2991685B1 (fr) | 2012-06-12 | 2015-05-15 | Roquette Freres | Procede de fabrication d'une emulsion d'anhydride alkenyle succinique (asa) dans une solution aqueuse de matiere amylacee cationique, emulsion obtenue et son utilisation |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1546237A1 (de) * | 1951-01-28 | 1969-07-17 | Basf Ag | Verfahren zur Verhinderung von Harzschwierigkeiten bei der Papierfabrikation |
GB2130265A (en) * | 1982-11-15 | 1984-05-31 | United States Gypsum Co | Gypsum board |
-
1985
- 1985-11-12 EP EP85308223A patent/EP0186956A3/fr not_active Withdrawn
- 1985-12-09 AU AU51015/85A patent/AU5101585A/en not_active Abandoned
- 1985-12-23 GB GB08531595A patent/GB2169323B/en not_active Expired
- 1985-12-25 JP JP29960085A patent/JPS61160493A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1546237A1 (de) * | 1951-01-28 | 1969-07-17 | Basf Ag | Verfahren zur Verhinderung von Harzschwierigkeiten bei der Papierfabrikation |
GB2130265A (en) * | 1982-11-15 | 1984-05-31 | United States Gypsum Co | Gypsum board |
Non-Patent Citations (9)
Title |
---|
ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY, vol. 50, no. 6, December 1979, page 596, abstract no.5588, Appleton, US; R.A. STRATTON: "Principles of use of polymers as retention aids", & PROC. NE. REG. CONF. WET-END TECHNOL. (Boston), 16th November 1978: 21-42 (IPC, Appleton, WI) * |
ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY, vol. 52, no. 8, February 1982, page 1002, abstract no. 9477, Appleton, Wisconsin, US; Y. KUBOTA: " Method for strengthening paper", & JP - A - 10 709 981 (KYOWA SANGYO CO.) 25-081981 * |
ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY, vol. 52, no. 9, March 1982, abstract no. 9929, page 1050, Appleton, Wisconsin, US; J.G. PENNIMAN Jr.: "Analyzing a new chemical approach to system stability in newsprint", & PAPER TRADE J. 165, no. 14: 34-35 (July 30, 1981) * |
ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY, vol. 53, no. 6, December 1982, page 676, Abstract no. 6196, Appleton, Wisconsin, US; J.E. MAHER: "Role of alkenyl succinic anhydride in alkaline papermaking", & TAPPI PAPERMAKERS CONFERENCE (Atlanta) Proc,; 45-50 (April 5-8, 1982 * |
POLYMER SCIENCE AND TECHNOLOGY, vol. 2, WATER-SOLUBLE POLYMERS, 1973, pages 3-19, Plenum Prss, New York, US; W.A. FOSTER: "Water-soluble polymers as flocculants in papermaking" * |
TAPPI JOURNAL, vol. 66, no. 3, March 1983, pages 141-144, Atlanta, Georgia, US; R.A. STRATTON: "Effect of agitation on polymer additives" * |
TAPPI JOURNAL, vol. 66, no. 8, August 1983, pages 85-89, Atlanta, Georgia, US; S. D'INCAU: "Estimates of the rates of strain in the flow in the approach system of a paper machine" * |
TAPPI JOURNAL, vol. 67, no. 11, November 1984, pages 72-76, Atlanta, Georgia, US; W.E. SCOTT: "A review of wet-end chemistry process control instrumentation" * |
TAPPI, vol. 63, no. 4, April 1980, pages 87-91, Atlanta, US; J. MARTON: "The role of surface chemistry in fines-cationic starch interactions" * |
Also Published As
Publication number | Publication date |
---|---|
JPS61160493A (ja) | 1986-07-21 |
AU5101585A (en) | 1986-07-03 |
GB2169323B (en) | 1989-01-05 |
GB8531595D0 (en) | 1986-02-05 |
EP0186956A2 (fr) | 1986-07-09 |
GB2169323A (en) | 1986-07-09 |
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Legal Events
Date | Code | Title | Description |
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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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AK | Designated contracting states |
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PUAL | Search report despatched |
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17P | Request for examination filed |
Effective date: 19870306 |
|
17Q | First examination report despatched |
Effective date: 19880629 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19881110 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: JOHNSTONE, NORMAN E. Inventor name: AMDALL, KENNETH H. Inventor name: GULLICK, JERRY WAYNE |