CA1168850A - Suspension of hydrophilic polymer with an inorganic salt - Google Patents

Suspension of hydrophilic polymer with an inorganic salt

Info

Publication number
CA1168850A
CA1168850A CA000380913A CA380913A CA1168850A CA 1168850 A CA1168850 A CA 1168850A CA 000380913 A CA000380913 A CA 000380913A CA 380913 A CA380913 A CA 380913A CA 1168850 A CA1168850 A CA 1168850A
Authority
CA
Canada
Prior art keywords
polymer
salt
solution
hydrophilic polymer
inorganic salt
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
CA000380913A
Other languages
English (en)
French (fr)
Inventor
Roy F. House
Lonnie D. Hoover
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.)
NL Industries Inc
Original Assignee
NL Industries 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 NL Industries Inc filed Critical NL Industries Inc
Application granted granted Critical
Publication of CA1168850A publication Critical patent/CA1168850A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • 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
    • 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
    • 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
    • C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
    • C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
    • 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
    • C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
    • C09K2208/18—Bridging agents, i.e. particles for temporarily filling the pores of a formation; Graded salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Edible Seaweed (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
CA000380913A 1980-09-23 1981-06-30 Suspension of hydrophilic polymer with an inorganic salt Expired CA1168850A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19008880A 1980-09-23 1980-09-23
US190,088 1980-09-23

Publications (1)

Publication Number Publication Date
CA1168850A true CA1168850A (en) 1984-06-12

Family

ID=22699973

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000380913A Expired CA1168850A (en) 1980-09-23 1981-06-30 Suspension of hydrophilic polymer with an inorganic salt

Country Status (9)

Country Link
JP (1) JPS5785883A (de)
AU (1) AU546041B2 (de)
CA (1) CA1168850A (de)
DE (1) DE3137689A1 (de)
FR (1) FR2490657B1 (de)
GB (1) GB2084586B (de)
IT (1) IT1195046B (de)
NL (1) NL8103669A (de)
NO (1) NO813177L (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1188878A (en) * 1981-11-16 1985-06-18 Michael J. Nevins Aqueous well drilling fluids
CA1187691A (en) * 1981-11-16 1985-05-28 Roy F. House Aqueous well servicing fluids
AU553329B2 (en) * 1982-03-11 1986-07-10 Baroid Technology, Inc. Brines containing hydroxyethyl cellulose
US4525522A (en) * 1982-09-13 1985-06-25 Exxon Research And Engineering Co. Drilling fluids based on sulfonated thermoplastic polymers having improved low temperature rheological properties
US5955401A (en) * 1996-05-17 1999-09-21 Baroid Technology, Inc. Clay-free biodegradable wellbore fluid and method for using same fluid
US6933262B1 (en) 1997-03-18 2005-08-23 Baker Hughes Incorporated Controlled hydration of starch in high density brine dispersion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3378070A (en) * 1965-09-03 1968-04-16 Halliburton Co Hydroxyethyl cellulose complex and method of plugging underground formations therewith

Also Published As

Publication number Publication date
IT1195046B (it) 1988-09-28
GB2084586A (en) 1982-04-15
FR2490657B1 (fr) 1986-02-07
AU546041B2 (en) 1985-08-15
GB2084586B (en) 1984-07-25
JPS5785883A (en) 1982-05-28
FR2490657A1 (fr) 1982-03-26
NO813177L (no) 1982-03-24
AU7239081A (en) 1982-04-01
DE3137689A1 (de) 1982-05-06
IT8123052A0 (it) 1981-07-21
NL8103669A (nl) 1982-04-16

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Legal Events

Date Code Title Description
MKEX Expiry