ZA947532B - Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer and redrying the polymer-impregnated clay - Google Patents

Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer and redrying the polymer-impregnated clay

Info

Publication number
ZA947532B
ZA947532B ZA947532A ZA947532A ZA947532B ZA 947532 B ZA947532 B ZA 947532B ZA 947532 A ZA947532 A ZA 947532A ZA 947532 A ZA947532 A ZA 947532A ZA 947532 B ZA947532 B ZA 947532B
Authority
ZA
South Africa
Prior art keywords
clay
polymer
redrying
rewetting
impregnating
Prior art date
Application number
ZA947532A
Other languages
English (en)
Inventor
Laura Kajita
Original Assignee
American Colloid 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 American Colloid Co filed Critical American Colloid Co
Publication of ZA947532B publication Critical patent/ZA947532B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • 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
    • C09K8/14—Clay-containing compositions
    • C09K8/145—Clay-containing compositions characterised by the composition of the clay
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/12—Naturally occurring clays or bleaching earth

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Water Treatment By Sorption (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Treatment Of Sludge (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Sealing Material Composition (AREA)
ZA947532A 1993-09-29 1994-09-27 Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer and redrying the polymer-impregnated clay ZA947532B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/128,598 US5407879A (en) 1993-09-29 1993-09-29 Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer, and redrying the polymer-impregnated clay

Publications (1)

Publication Number Publication Date
ZA947532B true ZA947532B (en) 1995-06-23

Family

ID=22436091

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA947532A ZA947532B (en) 1993-09-29 1994-09-27 Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer and redrying the polymer-impregnated clay

Country Status (9)

Country Link
US (4) US5407879A (zh)
EP (1) EP0645181A2 (zh)
JP (1) JP2637050B2 (zh)
KR (1) KR950007915A (zh)
CN (1) CN1105286A (zh)
AU (1) AU672528B2 (zh)
CA (1) CA2131335A1 (zh)
TW (1) TW332157B (zh)
ZA (1) ZA947532B (zh)

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Also Published As

Publication number Publication date
JPH07171557A (ja) 1995-07-11
US5407879A (en) 1995-04-18
US5556547A (en) 1996-09-17
AU7429594A (en) 1995-04-13
TW332157B (en) 1998-05-21
CA2131335A1 (en) 1995-03-30
CN1105286A (zh) 1995-07-19
US5476142A (en) 1995-12-19
JP2637050B2 (ja) 1997-08-06
EP0645181A2 (en) 1995-03-29
US5578219A (en) 1996-11-26
KR950007915A (ko) 1995-04-15
AU672528B2 (en) 1996-10-03
EP0645181A3 (zh) 1995-05-03

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