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GB1110004A - Improved papers having high mechanical strength and their production - Google Patents

Improved papers having high mechanical strength and their production

Info

Publication number
GB1110004A
GB1110004A GB3195465A GB3195465A GB1110004A GB 1110004 A GB1110004 A GB 1110004A GB 3195465 A GB3195465 A GB 3195465A GB 3195465 A GB3195465 A GB 3195465A GB 1110004 A GB1110004 A GB 1110004A
Authority
GB
United Kingdom
Prior art keywords
production
mechanical strength
high mechanical
improved papers
papers
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.)
Expired
Application number
GB3195465A
Inventor
Ernst Bauer
Werner Auhorn
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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
Application filed by BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Publication of GB1110004A publication Critical patent/GB1110004A/en
Expired 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • 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
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/14—Secondary fibres
    • 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
    • D21H17/46—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
    • D21H17/56—Polyamines; Polyimines; Polyester-imides
    • 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
    • D21H23/16—Addition before or during pulp beating or refining

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)

Abstract

Paper is made from a pulp containing a polysacchoride and a polyalkylerimine, e.g. polyethylenimine or polypropylenimine. The polysacchoride may be potato starch, maize starch, carboxymethylcellulose, a monnogelactan or alginic acid, and the pulp may be prepared from waste paper.
GB3195465A 1964-07-28 1965-07-27 Improved papers having high mechanical strength and their production Expired GB1110004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0077857 1964-07-28

Publications (1)

Publication Number Publication Date
GB1110004A true GB1110004A (en) 1968-04-18

Family

ID=6979631

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3195465A Expired GB1110004A (en) 1964-07-28 1965-07-27 Improved papers having high mechanical strength and their production

Country Status (2)

Country Link
GB (1) GB1110004A (en)
NL (1) NL6509773A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0011303A3 (en) * 1978-11-20 1980-08-20 Cpc International Inc. Process for the manufacture of paper, paper additive composition and paper of improved surface properties
DE3412535A1 (en) * 1983-04-25 1984-10-25 Kemira Oy, Helsinki Papermaking process
EP0337310A1 (en) * 1988-04-15 1989-10-18 Air Products And Chemicals, Inc. Poly(vinyl alcohol-vinylamine)copolymers for improved moist compressive strength of paper products
WO1999057370A1 (en) * 1998-04-30 1999-11-11 Metsä-Serla Oyj A method of producing a fiber product
EP0972110B2 (en) † 1997-04-04 2009-03-11 Basf Se Method for producing high dry-strength paper, pulpboard and cardboard

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0011303A3 (en) * 1978-11-20 1980-08-20 Cpc International Inc. Process for the manufacture of paper, paper additive composition and paper of improved surface properties
DE3412535A1 (en) * 1983-04-25 1984-10-25 Kemira Oy, Helsinki Papermaking process
EP0337310A1 (en) * 1988-04-15 1989-10-18 Air Products And Chemicals, Inc. Poly(vinyl alcohol-vinylamine)copolymers for improved moist compressive strength of paper products
EP0972110B2 (en) † 1997-04-04 2009-03-11 Basf Se Method for producing high dry-strength paper, pulpboard and cardboard
WO1999057370A1 (en) * 1998-04-30 1999-11-11 Metsä-Serla Oyj A method of producing a fiber product
US6958108B1 (en) 1998-04-30 2005-10-25 M-Real Oyj Method of producing a fiber product having a strength suitable for printing paper and packaging material

Also Published As

Publication number Publication date
NL6509773A (en) 1966-01-31

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