SG11201810006RA - Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement - Google Patents

Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement

Info

Publication number
SG11201810006RA
SG11201810006RA SG11201810006RA SG11201810006RA SG11201810006RA SG 11201810006R A SG11201810006R A SG 11201810006RA SG 11201810006R A SG11201810006R A SG 11201810006RA SG 11201810006R A SG11201810006R A SG 11201810006RA SG 11201810006R A SG11201810006R A SG 11201810006RA
Authority
SG
Singapore
Prior art keywords
cement
additive
oil well
well cement
slurry
Prior art date
Application number
SG11201810006RA
Inventor
Hiroshi Tamai
Original Assignee
Denka Company Ltd
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 Denka Company Ltd filed Critical Denka Company Ltd
Publication of SG11201810006RA publication Critical patent/SG11201810006RA/en

Links

Classifications

    • 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
    • C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
    • C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
    • C09K8/467—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
    • C09K8/487—Fluid loss control additives; Additives for reducing or preventing circulation loss
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2623—Polyvinylalcohols; Polyvinylacetates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F216/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an alcohol radical
    • C08F216/04—Acyclic compounds
    • C08F216/06—Polyvinyl alcohol ; Vinyl alcohol
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F118/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F118/02—Esters of monocarboxylic acids
    • C08F118/04—Vinyl esters
    • C08F118/08—Vinyl acetate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

ADDITIVE FOR OIL WELL CEMENT, AND CEMENT COMPOSITION AND CEMENT SLURRY BOTH INCLUDING SAID ADDITIVE FOR OIL WELL CEMENT Provided is a PVA-containing additive for oil well cement superior in fluid loss-reducing property. Specifically, provided is an additive for oil well cement, the additive containing polyvinyl alcohol having a saponification value of 75 to 85 mol % and a viscosity-average polymerization degree of 2,800 to 4,500. Also provided are a cement composition containing the additive for oil well cement in an amount of 0.01 to 30% bwoc and a cement slurry containing the additive for oil well cement in an amount of 0.01 to 30% bwoc.
SG11201810006RA 2016-05-13 2017-05-11 Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement SG11201810006RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016096672 2016-05-13
PCT/JP2017/017787 WO2017195855A1 (en) 2016-05-13 2017-05-11 Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement

Publications (1)

Publication Number Publication Date
SG11201810006RA true SG11201810006RA (en) 2018-12-28

Family

ID=60267225

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201810006RA SG11201810006RA (en) 2016-05-13 2017-05-11 Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement

Country Status (7)

Country Link
US (1) US11174423B2 (en)
EP (1) EP3456796B1 (en)
JP (1) JP6938481B2 (en)
CA (1) CA3023838C (en)
ES (1) ES2907688T3 (en)
SG (1) SG11201810006RA (en)
WO (1) WO2017195855A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019031613A1 (en) * 2017-08-10 2019-02-14 日本合成化学工業株式会社 Diverting agent and method using same for filling crack of winze
US11046880B2 (en) 2018-02-22 2021-06-29 Denka Company Limited Additive for oil well cement and cement slurry using said additive for oil well cement
US20230313021A1 (en) * 2020-07-31 2023-10-05 Denka Company Limited Vinyl alcohol-based polymer

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4967839A (en) * 1989-10-23 1990-11-06 Atlantic Richfield Company Method and composition for cementing in a wellbore
JP3310428B2 (en) 1993-12-16 2002-08-05 株式会社クラレ Cement composition
JPH09285287A (en) 1996-04-22 1997-11-04 Nec Corp Carrier and its production
JP4052497B2 (en) 1998-08-24 2008-02-27 日本合成化学工業株式会社 Method for producing acetoacetate group-containing polyvinyl alcohol resin
DE19901307C1 (en) * 1999-01-15 2000-06-21 Clariant Gmbh Powder dispersion, for mortar modification and adhesive for heat insulation systems, contains partially acetylated water soluble polyvinyl alcohol
JP4877882B2 (en) 2000-09-28 2012-02-15 電気化学工業株式会社 High-strength cement admixture and cement composition using the same
US7981958B1 (en) * 2002-09-17 2011-07-19 Kuraray Co., Ltd. Synthetic resin emulsion powder
US7838597B2 (en) 2004-08-20 2010-11-23 Sekisui Specialty Chemicals America, Llc Fluid loss concentrate for hydraulic cement
US7731793B2 (en) 2006-06-13 2010-06-08 Sekisui Specialty Chemicals America, Llc Fluid loss additive with improved rheological properties
EP2055686A1 (en) * 2007-10-30 2009-05-06 PRAD Research and Development N.V. Additive for controlliing cement slurry rheology
US10858570B2 (en) * 2012-07-17 2020-12-08 Dow Global Technologies Llc Aqueous cement compositions incorporating particles that are activated to control rheology when water soluble portions of the particles are released in the presence of water
EP3381954B1 (en) * 2013-04-19 2020-02-05 Kuraray Co., Ltd. Use of a dispersion stabilizer comprising a water soluble vinyl alcohol-based copolymer in a suspension polymerization of a vinyl-based monomer
JP6216675B2 (en) 2014-03-31 2017-10-18 株式会社クラレ Slurry additive, drilling mud and cement slurry

Also Published As

Publication number Publication date
EP3456796B1 (en) 2021-12-22
WO2017195855A1 (en) 2017-11-16
JPWO2017195855A1 (en) 2019-03-14
JP6938481B2 (en) 2021-09-22
EP3456796A1 (en) 2019-03-20
EP3456796A4 (en) 2019-06-05
CA3023838A1 (en) 2017-11-16
US11174423B2 (en) 2021-11-16
CA3023838C (en) 2023-09-19
ES2907688T3 (en) 2022-04-26
US20200199433A1 (en) 2020-06-25

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