EP2791417A4 - Method of deacidifying cellulose based materials - Google Patents

Method of deacidifying cellulose based materials

Info

Publication number
EP2791417A4
EP2791417A4 EP12858381.2A EP12858381A EP2791417A4 EP 2791417 A4 EP2791417 A4 EP 2791417A4 EP 12858381 A EP12858381 A EP 12858381A EP 2791417 A4 EP2791417 A4 EP 2791417A4
Authority
EP
European Patent Office
Prior art keywords
based materials
cellulose based
deacidifying
deacidifying cellulose
materials
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Withdrawn
Application number
EP12858381.2A
Other languages
German (de)
French (fr)
Other versions
EP2791417A1 (en
Inventor
Raymond H Thomas
Andrew J Poss
Rajiv Singh
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.)
Honeywell International Inc
Original Assignee
Honeywell International Inc
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 Honeywell International Inc filed Critical Honeywell International Inc
Publication of EP2791417A1 publication Critical patent/EP2791417A1/en
Publication of EP2791417A4 publication Critical patent/EP2791417A4/en
Withdrawn legal-status Critical Current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
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/02—Chemical or biochemical treatment
    • 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
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/18—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00 of old paper as in books, documents, e.g. restoring
    • 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
    • D21H17/11—Halides
    • 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
    • D21H17/64—Alkaline compounds
    • 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
    • D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
    • D21H17/74—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic and inorganic material
    • 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
    • D21H21/14—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 characterised by function or properties in or on the paper
    • D21H21/22—Agents rendering paper porous, absorbent or bulky
    • D21H21/24—Surfactants
EP12858381.2A 2011-12-16 2012-12-14 Method of deacidifying cellulose based materials Withdrawn EP2791417A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161576667P 2011-12-16 2011-12-16
US13/713,833 US20130158250A1 (en) 2011-12-16 2012-12-13 Method of deacidifying cellulose based materials
PCT/US2012/069690 WO2013090684A1 (en) 2011-12-16 2012-12-14 Method of deacidifying cellulose based materials

Publications (2)

Publication Number Publication Date
EP2791417A1 EP2791417A1 (en) 2014-10-22
EP2791417A4 true EP2791417A4 (en) 2015-08-26

Family

ID=48610780

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12858381.2A Withdrawn EP2791417A4 (en) 2011-12-16 2012-12-14 Method of deacidifying cellulose based materials

Country Status (3)

Country Link
US (1) US20130158250A1 (en)
EP (1) EP2791417A4 (en)
WO (1) WO2013090684A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2672138C1 (en) * 2017-06-27 2018-11-12 Иванов Геннадий Владимирович Method of increasing shell life expiration of books based on paper materials
CN109989295B (en) * 2019-05-13 2022-10-25 鼎纳科技有限公司 Anhydrous nano deacidification liquid and preparation method thereof
CN115787350A (en) * 2022-11-04 2023-03-14 国家图书馆 Paper fluorine-containing deacidification liquid
CN116676807A (en) * 2023-05-17 2023-09-01 中国人民大学 Paper deacidification dispersion liquid and preparation method and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522843A (en) * 1984-01-25 1985-06-11 Kundrot Robert A Deacidification of library materials
CA2142195A1 (en) * 1995-02-08 1996-08-09 D. James Worsfold Deacidification of cellulosic material
WO1999051819A1 (en) * 1998-04-03 1999-10-14 Preservation Technologies, L.P. Deacidification of cellulose based materials using hydrofluoroether carriers
WO2003044277A2 (en) * 2001-11-16 2003-05-30 Honeywell International Inc. Method of deacidifying cellulose-based materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4863566A (en) * 1988-04-26 1989-09-05 Warren Morris J Process for the preservation of printed cellulosic materials
US5137760A (en) * 1989-04-10 1992-08-11 Document Reprocessors Deacidification process
BR9912591B1 (en) * 1998-07-31 2009-05-05 product for the de-acidification of cellulose material, and its production and use.
US6641877B2 (en) * 2001-03-02 2003-11-04 Ronald E. Johnson Article and method for retarding the deterioration rate of acidic paper
US8618340B2 (en) * 2009-11-03 2013-12-31 Honeywell International Inc. Integrated process for fluoro-olefin production
CN102712838A (en) * 2009-12-21 2012-10-03 纳幕尔杜邦公司 Compositions comprising tetrafluoropropene and difluoromethane and uses thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522843A (en) * 1984-01-25 1985-06-11 Kundrot Robert A Deacidification of library materials
CA2142195A1 (en) * 1995-02-08 1996-08-09 D. James Worsfold Deacidification of cellulosic material
WO1999051819A1 (en) * 1998-04-03 1999-10-14 Preservation Technologies, L.P. Deacidification of cellulose based materials using hydrofluoroether carriers
WO2003044277A2 (en) * 2001-11-16 2003-05-30 Honeywell International Inc. Method of deacidifying cellulose-based materials

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013090684A1 *

Also Published As

Publication number Publication date
WO2013090684A1 (en) 2013-06-20
EP2791417A1 (en) 2014-10-22
US20130158250A1 (en) 2013-06-20

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Legal Events

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RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20150723

RIC1 Information provided on ipc code assigned before grant

Ipc: D21H 25/02 20060101AFI20150717BHEP

Ipc: D21H 17/00 20060101ALI20150717BHEP

Ipc: B05D 1/04 20060101ALI20150717BHEP

Ipc: B05D 1/06 20060101ALI20150717BHEP

Ipc: D21H 25/00 20060101ALI20150717BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: HONEYWELL INTERNATIONAL INC.

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Effective date: 20181107