FI914538A0 - Foerbaettrat foerfarande foer framstaellning av massa. - Google Patents

Foerbaettrat foerfarande foer framstaellning av massa.

Info

Publication number
FI914538A0
FI914538A0 FI914538A FI914538A FI914538A0 FI 914538 A0 FI914538 A0 FI 914538A0 FI 914538 A FI914538 A FI 914538A FI 914538 A FI914538 A FI 914538A FI 914538 A0 FI914538 A0 FI 914538A0
Authority
FI
Finland
Prior art keywords
massa
foerfarande foer
foer framstaellning
foerbaettrat
foerbaettrat foerfarande
Prior art date
Application number
FI914538A
Other languages
English (en)
Inventor
Madhu R Ahluwalia
Original Assignee
Exxon Chemical Patents 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 Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of FI914538A0 publication Critical patent/FI914538A0/fi

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
FI914538A 1989-03-27 1991-09-26 Foerbaettrat foerfarande foer framstaellning av massa. FI914538A0 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/328,678 US5032224A (en) 1989-03-27 1989-03-27 Method of producing pulp
PCT/US1990/001614 WO1990011401A1 (en) 1989-03-27 1990-03-26 Improved method of producing pulp

Publications (1)

Publication Number Publication Date
FI914538A0 true FI914538A0 (fi) 1991-09-26

Family

ID=23281957

Family Applications (1)

Application Number Title Priority Date Filing Date
FI914538A FI914538A0 (fi) 1989-03-27 1991-09-26 Foerbaettrat foerfarande foer framstaellning av massa.

Country Status (8)

Country Link
US (1) US5032224A (fi)
EP (1) EP0465579A1 (fi)
AU (1) AU620242B2 (fi)
BR (1) BR9007254A (fi)
CA (1) CA2049360C (fi)
FI (1) FI914538A0 (fi)
NO (1) NO177937C (fi)
WO (1) WO1990011401A1 (fi)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298120A (en) * 1992-06-09 1994-03-29 Michael Blackstone Composition for enhancing the pulping of wood chips
US5501769A (en) * 1992-06-09 1996-03-26 Chemstone, Inc. Pulping wood using fatty acid esters of polyoxyalkalene glycols to enhance pulping uniformity and pulp yield
US5464502A (en) * 1993-10-05 1995-11-07 Betz Paperchem, Inc. Anionic sulfonate surfactants in the washing and pulping operation
EP0741821A4 (en) * 1993-12-28 1997-10-22 Little Rapids Corp DISPOSABLE FILTER AND METHOD FOR THE PRODUCTION THEREOF
NO980659L (no) * 1997-03-11 1998-09-14 Westvaco Corp Belte av tekstil
US5871663A (en) * 1997-03-11 1999-02-16 Westvaco Corporation Additive composition for reducing anthraquinone requirements in pulping of lignocellulosic material
US5871614A (en) * 1997-03-11 1999-02-16 Westvaco Corporation Process for reducing anthraquinone requirements in pulping of lignocellulosic material
US6017415A (en) * 1997-09-05 2000-01-25 International Paper Company Method for co-pulping waste cellulosic material and wood chips
NZ330833A (en) * 1998-06-26 2001-02-23 Carter Holt Harvey Ltd Treating unbleached pulp with oxygen under alkaline conditions to enhance brightness and colour stability
AU2003904323A0 (en) * 2003-08-13 2003-08-28 Viridian Chemical Pty Ltd Solvents based on salts of aryl acids
FI122815B (fi) * 2005-04-18 2012-07-13 Cerefi Oy Menetelmä lignoselluloosamateriaalien ja niistä saatujen jakeiden fraktioimiseksi
US7807021B2 (en) 2006-06-21 2010-10-05 Blackstone Michael M Compositions and processes to increase pulp yield, reduce extractives, and reduce scaling in a chemical pulping process
US7842161B2 (en) * 2006-12-18 2010-11-30 The University Of Maine System Board Of Trustees Pre-extraction and solvent pulping of lignocellulosic material
US7824521B2 (en) * 2006-12-18 2010-11-02 University Of Maine System Board Of Trustees Process of treating a lignocellulosic material with hemicellulose pre-extraction and hemicellulose adsorption
EP2370627A4 (en) * 2008-12-08 2013-09-18 Fpinnovations INCREASING THE INCOME OF ALKALIC ENCLOSURE FOR NEEDLE WOOD WITH METALLIONS
US8366877B2 (en) * 2010-03-10 2013-02-05 Nalco Company Lipohydrophilic glycerol based polymers as digestion aids for improving wood pulping processes
US9416490B2 (en) 2010-03-10 2016-08-16 Nalco Company Cross-linked glycerol based polymers as digestion aids for improving wood pulping processes
EP2652193B1 (en) * 2010-12-15 2020-09-16 IP2IPO Innovations Limited Treatment
CN104884705B (zh) * 2012-12-28 2016-12-14 纳尔科公司 用于造纸工艺中的有机物沉积控制的阴离子型亲脂性基于甘油的聚合物
GB201304872D0 (en) * 2013-03-15 2013-05-01 Imp Innovations Ltd Treatment
US11118308B2 (en) 2013-03-15 2021-09-14 Ip2Ipo Innovations Limited Treatment of lignocellulosic biomass with ionic liquid
WO2015070012A1 (en) 2013-11-08 2015-05-14 Solenis Technologies, L.P. Surfactant based brown stock wash aid treatment for papermachine drainage and dry strength agents
US8912122B1 (en) 2013-11-21 2014-12-16 Michael Blackstone Wetting agent composition for enhancing plant productivity
JP2016017106A (ja) * 2014-07-07 2016-02-01 王子ホールディングス株式会社 溶解パルプ
GB201520453D0 (en) 2015-11-20 2016-01-06 Imp Innovations Ltd Process
US11091875B1 (en) 2016-11-30 2021-08-17 Chemstone, Inc. Dual surfactant digester additive composition and a method for enhancing the pulping of wood chips using the same
JP2019173241A (ja) * 2018-03-29 2019-10-10 日本製紙株式会社 リグノセルロース材料の蒸解方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2218479A (en) * 1936-10-21 1940-10-15 Floyd C Peterson Pulping process
SE353331B (fi) * 1968-10-03 1973-01-29 Mo Och Domsjoe Ab
US3909345A (en) * 1972-12-14 1975-09-30 Basf Wyandotte Corp Method of treatment of wood pulp for greater efficiency in wood utilization
US4184912A (en) * 1976-08-09 1980-01-22 Nalco Chemical Company Pitch control method
US4106979A (en) * 1977-03-21 1978-08-15 Consorzio Fabocart S.P.A. Preparation of paper pulps from dicotyledonous plants
US4444621A (en) * 1980-11-21 1984-04-24 Mo Och Domsjo Aktiebolag Process and apparatus for the deresination and brightness improvement of cellulose pulp
US4347100A (en) * 1981-05-21 1982-08-31 The Chemithon Corporation Strength of paper from mechanical or thermomechanical pulp
US4426254A (en) * 1982-05-05 1984-01-17 Shell Oil Company Solubilization of nonionic surfactants useful in wood pulp deresination
US4673460A (en) * 1984-09-27 1987-06-16 Stepan Company Deresination method of wood pulp
US4799995A (en) * 1987-07-29 1989-01-24 The Dow Chemical Company Scale inhibition formulations for kraft digesters

Also Published As

Publication number Publication date
CA2049360A1 (en) 1990-09-28
NO913780D0 (no) 1991-09-26
US5032224A (en) 1991-07-16
EP0465579A1 (en) 1992-01-15
AU620242B2 (en) 1992-02-13
AU5404190A (en) 1990-10-22
CA2049360C (en) 1996-07-02
WO1990011401A1 (en) 1990-10-04
BR9007254A (pt) 1991-11-26
NO177937C (no) 1995-12-20
NO913780L (no) 1991-11-11
NO177937B (no) 1995-09-11

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Legal Events

Date Code Title Description
FD Application lapsed