GB2296513B - Paper treatment - Google Patents

Paper treatment

Info

Publication number
GB2296513B
GB2296513B GB9426276A GB9426276A GB2296513B GB 2296513 B GB2296513 B GB 2296513B GB 9426276 A GB9426276 A GB 9426276A GB 9426276 A GB9426276 A GB 9426276A GB 2296513 B GB2296513 B GB 2296513B
Authority
GB
United Kingdom
Prior art keywords
paper treatment
paper
treatment
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 - Fee Related
Application number
GB9426276A
Other versions
GB9426276D0 (en
GB2296513A (en
Inventor
Beat Freiermuth
Roger Scartazzini
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.)
Novartis AG
BASF Schweiz AG
Ciba SC Holding AG
Original Assignee
Ciba Geigy AG
Ciba Spezialitaetenchemie Holding AG
Ciba SC Holding 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 Ciba Geigy AG, Ciba Spezialitaetenchemie Holding AG, Ciba SC Holding AG filed Critical Ciba Geigy AG
Priority to GB9426276A priority Critical patent/GB2296513B/en
Publication of GB9426276D0 publication Critical patent/GB9426276D0/en
Publication of GB2296513A publication Critical patent/GB2296513A/en
Application granted granted Critical
Publication of GB2296513B publication Critical patent/GB2296513B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/022—Chemicals therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling
GB9426276A 1994-12-24 1994-12-24 Paper treatment Expired - Fee Related GB2296513B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9426276A GB2296513B (en) 1994-12-24 1994-12-24 Paper treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9426276A GB2296513B (en) 1994-12-24 1994-12-24 Paper treatment

Publications (3)

Publication Number Publication Date
GB9426276D0 GB9426276D0 (en) 1995-02-22
GB2296513A GB2296513A (en) 1996-07-03
GB2296513B true GB2296513B (en) 1998-07-29

Family

ID=10766637

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9426276A Expired - Fee Related GB2296513B (en) 1994-12-24 1994-12-24 Paper treatment

Country Status (1)

Country Link
GB (1) GB2296513B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2549012A1 (en) 2011-07-20 2013-01-23 Realco SA Process for treating paper with wet strength

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262040A1 (en) * 1986-09-22 1988-03-30 La Cellulose Du Pin Process for treating a paper pulp with an enzymatic solution
EP0351655A1 (en) * 1988-07-22 1990-01-24 Genencor International Europe Oy A method for the treatment of pulp
US5116474A (en) * 1989-10-02 1992-05-26 La Cellulose Du Pin Process for improving the drainage capacity of a paper pulp using an enzyme obtained from the fungus humicola insolens or the bacterium cellulomonas
JPH0641889A (en) * 1992-03-09 1994-02-15 Solvay Interox Method for decoloring and bleaching of colored used paper
US5330619A (en) * 1993-02-01 1994-07-19 The Mead Corporation Method for repulping fibrous materials containing crosslinked polyamide wet strength agents with enzyme

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262040A1 (en) * 1986-09-22 1988-03-30 La Cellulose Du Pin Process for treating a paper pulp with an enzymatic solution
EP0351655A1 (en) * 1988-07-22 1990-01-24 Genencor International Europe Oy A method for the treatment of pulp
US5116474A (en) * 1989-10-02 1992-05-26 La Cellulose Du Pin Process for improving the drainage capacity of a paper pulp using an enzyme obtained from the fungus humicola insolens or the bacterium cellulomonas
JPH0641889A (en) * 1992-03-09 1994-02-15 Solvay Interox Method for decoloring and bleaching of colored used paper
US5330619A (en) * 1993-02-01 1994-07-19 The Mead Corporation Method for repulping fibrous materials containing crosslinked polyamide wet strength agents with enzyme

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WPI Abstract Accession No.94-089784/11 & JP060041889A (NIPPON PMC)15-02-94 (see abstract) *

Also Published As

Publication number Publication date
GB9426276D0 (en) 1995-02-22
GB2296513A (en) 1996-07-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20101224