CA2525931A1 - Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants - Google Patents

Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants Download PDF

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Publication number
CA2525931A1
CA2525931A1 CA002525931A CA2525931A CA2525931A1 CA 2525931 A1 CA2525931 A1 CA 2525931A1 CA 002525931 A CA002525931 A CA 002525931A CA 2525931 A CA2525931 A CA 2525931A CA 2525931 A1 CA2525931 A1 CA 2525931A1
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Prior art keywords
weight
graft copolymer
cement
amount
present
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Granted
Application number
CA002525931A
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French (fr)
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CA2525931C (en
Inventor
Jiten Chatterji
Chad D. Brenneis
Roger S. Cromwell
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Halliburton Energy Services Inc
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Individual
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Classifications

    • 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
    • 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
    • C04B24/16—Sulfur-containing compounds
    • C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
    • C04B24/166—Macromolecular compounds comprising sulfonate or sulfate groups obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/287—Polyamides
    • 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
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/30—Condensation polymers of aldehydes or ketones
    • 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
    • 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
    • C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
    • C09K8/504—Compositions based on water or polar solvents
    • C09K8/506—Compositions based on water or polar solvents containing organic compounds
    • C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • C09K8/514—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0045—Polymers chosen for their physico-chemical characteristics
    • C04B2103/0059—Graft (co-)polymers
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0068—Ingredients with a function or property not provided for elsewhere in C04B2103/00
    • C04B2103/0072—Biodegradable materials
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0068—Ingredients with a function or property not provided for elsewhere in C04B2103/00
    • C04B2103/0074—Anti-static agents
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/40—Surface-active agents, dispersants
    • C04B2103/408—Dispersants

Abstract

The present invention provides methods of cementing subterranean zones penetrated by well bores using biodegradable dispersants. A cement compositi on of the invention comprises a hydraulic cement, sufficient water to form a slurry and a water soluble biodegradable cement dispersant comprising a polyamide graft copolymer containing at least one side chain formed from aldehydes and sulfur-containing acids or their salts.

Claims (34)

1. A method of cementing a subterranean zone penetrated by a well bore comprising the steps of:
preparing or providing a cement composition that comprises a hydraulic cement, sufficient water to form a slurry and a polyamide graft copolymer comprising at least one side chain formed from aldehydes and sulfur-containing acids or their salts;
placing the cement composition in the subterranean zone to be cemented; and allowing the cement composition to set therein.
2. The method of claim 1 wherein the polyamide component of the graft copolymer is a natural polyamide selected from the group consisting of casein, gelatin, soy protein, polyaspartic acid, collagens, bone binders, blood albumins, and their degradation products.
3. The method of claim 1 wherein the aldehyde component of the graft copolymer is selected from the group consisting of paraformaldehyde, paraldehyde, formaldehyde, acetaldehyde, and glyoxal.
4. The method of claim 1 wherein the sulfur containing acid or salt component of the graft copolymer is selected from the group consisting of inorganic sulfite salts, hydrogen sulfite, bisulfites of alkaline earth metals, aluminum, iron and ammonium, napthalenesulfonic acid and its salts, and benzenesulfonic acid and its salts.
5. The method of claim 1 wherein the side chain further comprises at least one compound selected from the group consisting of ketones, aromatic alcohols and aminoplastic-forming agents such as dicyanodiamide, urea derivatives, amino-s-triazines, melamines, and melamine derivatives.
6. The method of claim 5 wherein the ketones are selected from the group consisting acetone, 2-propanone, 2-butanone, and pyruvic acid.
7. The method of claim 1 wherein the polyamide component of the graft copolymer is present therein in an amount in the range of from about 5% to about 80% by weight.
8. The method of claim 1 wherein the aldehyde component of the graft copolymer is present therein in an amount in the range of from about 5% to about 90% by weight.
9. The method of claim 1 wherein the sulfur containing acid or salt thereof component of the graft copolymer is present therein in an amount in the range of from about 5% to about 60% by weight.
10. The method of claim 5 wherein the compound is present in the graft copolymer in an amount in the range of from about 5% to about 85% by weight.
11. The method of claim 1 wherein the polyamide graft copolymer is prepared by graft polymerization at temperatures between -10°C and 250°C in the presence of a solvent such as water or dimethyl sulfoxide, or by thermal treatment.
12. The method of claim 1 wherein the polyamide graft copolymer comprises gelatin present in an amount of about 42% by weight, a 30% by weight aqueous solution of formaldehyde present in an amount of about 22% by weight, sodium sulfite present in an amount of about 18% by weight, and acetone present in an amount of about 18%
by weight.
13. The method of claim 1 wherein the hydraulic cement in the cement composition is selected from the group consisting of Portland cements, slag cements, pozzolana cements, gypsum cements, aluminous cements, and silica cements.
14. The method of claim 1 wherein the hydraulic cement is Portland cement.
15. The method of claim 1 wherein the water in the cement composition is selected from the group consisting of fresh water and salt water.
16. The method of claim 1 wherein the water is present in the cement composition in an amount in the range of from about 30% to about 63% by weight of cement therein.
17 17. The method of claim 1 wherein the polyamide graft copolymer is present in the cement composition in an amount in the range of from about 0.25% to about 5% by weight of cement therein.
18. A method of cementing a subterranean zone penetrated by a well bore comprising the steps of:
preparing or providing a cement composition that comprises a hydraulic cement, sufficient water to form a slurry and a water soluble biodegradable cement dispersant comprising a polyamide graft copolymer containing at least one side chain formed from aldehydes and sulfur-containing acids or their salts;
placing the cement compositions in the subterranean zone to be cemented; and allowing the cement composition to set into a solid mass therein.
19. The method of claim 18 wherein the polyamide component of the graft copolymer is a natural polyamide selected from the group consisting of casein, gelatin, soy protein, polyaspartic acid, collagens, bone binders, blood albumins, and their degradation products.
20. The method of claim 18 wherein the aldehyde component of the graft copolymer is selected from the group consisting of paraformaldehyde, paraldehyde, formaldehyde, acetaldehyde, and glyoxal.
21. The method of claim 18 wherein the sulfur containing acid or salt component of the graft copolymer is selected from the group consisting of inorganic sulfite salts, hydrogen sulfite, bisulfites of alkaline earth metals, aluminum, iron and ammonium, napthalenesulfonic acid and its salts, and benzenesulfonic acid and its salts.
22. The method of claim 18 wherein the side chain further comprises at least one compound selected from the group consisting of ketones, aromatic alcohols and aminoplastic-forming agents such as dicyanodiamide, urea derivatives, amino-s-triazines, melamines, and melamine derivatives.
23. The method of claim 22 wherein the ketones are selected from the group consisting acetone, 2-propanone, 2-butanone, and pyruvic acid.
24. The method of claim 18 wherein the polyamide component of the graft copolymer is present therein in an amount in the range of from about 5% to about 80% by weight.
25. The method of claim 18 wherein the aldehyde component of the graft copolymer is present therein in an amount in the range of from about 5% to about 90% by weight.
26. The method of claim 18 wherein the sulfur containing acid or salt thereof component of the graft copolymer is present therein in an amount in the range of from about 5% to about 60% by weight.
27. The method of claim 22 wherein the compound is present in the graft copolymer in an amount in the range of from about 5% to about 85% by weight.
28. The method of claim 18 wherein the water soluble biodegradable cement dispersant is prepared by graft polymerization at temperatures between -10°C and 250°C in the presence of a solvent such as water or dimethyl sulfoxide, or by thermal treatment.
29. The method of claim 18 wherein the biodegradable graft copolymer cement dispersant is comprises gelatin present in an amount of about 42% by weight, a
30% by weight aqueous solution of formaldehyde present in an amount of about 22% by weight, sodium sulfite present in an amount of about 18% by weight, and acetone present in an amount of about 18% by weight.
30. The method of claim 18 wherein the hydraulic cement in the cement composition is selected from the group consisting of Portland cements, slag cements, pozzolana cements, gypsum cements, aluminous cements, and silica cements.
31. The method of claim 18 wherein the hydraulic cement is Portland cement.
32. The method of claim 18 wherein the water in the cement composition is selected from the group consisting of fresh water and salt water.
33. The method of claim 18 wherein the water is present in the cement composition in an amount in the range of from about 30% to about 63% by weight of cement therein.
34. The method of claim 18 wherein the water soluble biodegradable graft copolymer cement dispersant is present in the cement composition in an amount in the range of from about 0.25% to about 5% by weight of cement therein.
CA2525931A 2003-05-16 2003-11-25 Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants Expired - Lifetime CA2525931C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/439,491 US6681856B1 (en) 2003-05-16 2003-05-16 Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants
US10/439,491 2003-05-16
PCT/GB2003/005118 WO2004101953A1 (en) 2003-05-16 2003-11-25 Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants

Publications (2)

Publication Number Publication Date
CA2525931A1 true CA2525931A1 (en) 2004-11-25
CA2525931C CA2525931C (en) 2010-06-08

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Country Status (8)

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US (1) US6681856B1 (en)
EP (1) EP1625278B1 (en)
AR (1) AR042483A1 (en)
AU (1) AU2003304123A1 (en)
CA (1) CA2525931C (en)
DK (1) DK1625278T3 (en)
NO (1) NO20055412L (en)
WO (1) WO2004101953A1 (en)

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