DE69416882D1 - Thermisch stabile Hydroxyethylcellulose Suspension in Thiosulfat - Google Patents

Thermisch stabile Hydroxyethylcellulose Suspension in Thiosulfat

Info

Publication number
DE69416882D1
DE69416882D1 DE69416882T DE69416882T DE69416882D1 DE 69416882 D1 DE69416882 D1 DE 69416882D1 DE 69416882 T DE69416882 T DE 69416882T DE 69416882 T DE69416882 T DE 69416882T DE 69416882 D1 DE69416882 D1 DE 69416882D1
Authority
DE
Germany
Prior art keywords
thiosulfate
hydroxyethyl cellulose
thermally stable
cellulose suspension
suspension
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
DE69416882T
Other languages
English (en)
Other versions
DE69416882T2 (de
Inventor
Carl Andrew Lukach
Jose Zapico
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.)
Aqualon Co
Original Assignee
Aqualon Co
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 Aqualon Co filed Critical Aqualon Co
Application granted granted Critical
Publication of DE69416882D1 publication Critical patent/DE69416882D1/de
Publication of DE69416882T2 publication Critical patent/DE69416882T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/06—Clay-free compositions
    • C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
    • C09K8/10—Cellulose or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/26—Cellulose ethers
    • C08J2301/28—Alkyl ethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Detergent Compositions (AREA)
DE69416882T 1993-04-08 1994-04-07 Thermisch stabile Hydroxyethylcellulose Suspension in Thiosulfat Expired - Fee Related DE69416882T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/043,681 US5407475A (en) 1993-04-08 1993-04-08 Thermally stable thiosulfate hydroxyethylcellulose suspension

Publications (2)

Publication Number Publication Date
DE69416882D1 true DE69416882D1 (de) 1999-04-15
DE69416882T2 DE69416882T2 (de) 1999-07-08

Family

ID=21928346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69416882T Expired - Fee Related DE69416882T2 (de) 1993-04-08 1994-04-07 Thermisch stabile Hydroxyethylcellulose Suspension in Thiosulfat

Country Status (5)

Country Link
US (1) US5407475A (de)
EP (1) EP0619340B1 (de)
CA (1) CA2119097C (de)
DE (1) DE69416882T2 (de)
NO (1) NO310929B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5514644A (en) * 1993-12-14 1996-05-07 Texas United Chemical Corporation Polysaccharide containing fluids having enhanced thermal stability
RU2131971C1 (ru) * 1997-02-26 1999-06-20 Институт химии нефти СО РАН Состав для повышения нефтеотдачи пластов
AT405833B (de) * 1997-09-25 1999-11-25 Cement Intellectual Property L Verpumpbare bindemittelzusammensetzung sowie verfahren zu ihrer herstellung
WO2000006631A1 (de) * 1998-07-29 2000-02-10 Holderbank Financiere Glarus Ag Verfahren zur herstellung eines flüssigen zusatzmittels auf der basis von wasserlöslichen, feinkörnigen polysacchariden, wie z.b. mikrobiellen oder pflanzlichen biopolymeren und/oder cellulosederivaten
US20050250957A1 (en) * 2003-11-07 2005-11-10 Richard Haugland Compounds containing thiosulfate moieties
US20050101491A1 (en) * 2003-11-11 2005-05-12 Vollmer Daniel P. Cellulosic suspensions employing alkali formate brines as carrier liquid
CA2642296C (en) * 2006-02-23 2012-07-24 Hercules Incorporated Ethoxylated raw cotton linters for completion and workover fluids
EP2121868B1 (de) * 2007-03-09 2014-05-07 Hercules Incorporated Stabile und fluidisierte polymersuspensionen auf natrium-thiosulfat-basis aus hydroxyethyl-zellulose für operationen auf ölfeldern
AR110876A1 (es) 2016-04-14 2019-05-15 Univar Usa Inc Métodos y suspensiones acuosas reticulantes a base de borato térmicamente estables para el tratamiento de formaciones subterráneas

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE447906A (de) *
BE646136A (de) * 1963-04-08 1964-07-31
JPS48103688A (de) * 1972-04-13 1973-12-26
US3955998A (en) * 1973-06-21 1976-05-11 Phillips Petroleum Company Aqueous gels for plugging fractures in subterranean formation and production of said aqueous gels
US3964923A (en) * 1975-01-13 1976-06-22 Phillips Petroleum Company Controlling permeability in subterranean formations
US4110226A (en) * 1977-02-02 1978-08-29 Phillips Petroleum Company Stabilized aqueous gels and uses thereof
US4496468A (en) * 1982-03-29 1985-01-29 Nl Industries, Inc. Hydrated hydroxyethyl cellulose compositions
US5028263A (en) * 1988-08-05 1991-07-02 Aqualon Company Suspension of water-soluble polymers in aqueous media containing dissolved salts

Also Published As

Publication number Publication date
NO941026D0 (no) 1994-03-22
EP0619340A2 (de) 1994-10-12
US5407475A (en) 1995-04-18
CA2119097C (en) 2004-08-24
EP0619340B1 (de) 1999-03-10
DE69416882T2 (de) 1999-07-08
NO310929B1 (no) 2001-09-17
NO941026L (no) 1994-10-10
CA2119097A1 (en) 1994-10-09
EP0619340A3 (de) 1995-07-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee