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Earth Boring, Well Treating, And Oil Field Chemistry > Earth Boring > Contains Organic Component > Organic Component Is Solid Synthetic Resin > Resin Is Polymer Derived From Ethylenic Monomers Only (e.g., Maleic, Itaconic, Etc.) > Polymer Derived From Acrylic Acid Monomer Or Derivative

Polymer Derived From Acrylic Acid Monomer Or Derivative

Polymer Derived From Acrylic Acid Monomer Or Derivative patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

12/26/13 - 20130345098 - Oil absorbent oilfield materials as additives in oil-based drilling fluid applications
A method using a single additive to modify or enhance one or more properties of a drilling fluid for drilling a wellbore in a subterranean formation, prevent lost circulation during the drilling, and/or increase bonding strength during cementing of the wellbore. The additive comprises an oil absorbent material comprising homopolymers...

06/20/13 - 20130157901 - High molecular weight low polydispersity polymers
The present invention relates to synthetic polymers having high molecular weight and low polydispersities, and methods of synthesis thereof. One embodiment of the present invention provides a method of polymerizing that includes dissolving acrylate monomers in a fluid media having an olefin-containing polyalcohol amide surfactant; and initiating a polymerization reaction...

03/14/13 - 20130065799 - Additives for inhibition of gas hydrate formation
in which R6 is hydrogen or C1-C6-alkyl, D is C2-C4-alkylene groups and z is an integer of 1-50, in amounts of 0.01 to 2% by weight, based on the water phase, as gas hydrate inhibitors....

11/15/12 - 20120289438 - Drilling fluids comprising hydroxylated polymers
Drilling fluids comprising polymers containing hydroxylated structural units are useful as accretion inhibiting agents, and/or as fluid rheology controlling agents, and/or as filtrate reducing agents, and/or as lubricating agents....

10/25/12 - 20120270758 - Degradable surfactants, including degradable gemini surfactants, and associated methods
A and A′ are spacers that may be a hydrophobic group or a hydrophilic group. B is an ion and may contain a quaternary nitrogen, a sulfonate, or a phosphate. A, A′, B, B′, C, C, E and E′ may be an alkyl, an aryl, a sugar, an ester, an...

06/21/12 - 20120157353 - Water-based drilling fluids containing crosslinked polyacrylic acid
A method of drilling a gas or oil well consists of use of a water-based drilling fluids containing high molecular weight crosslinked polyacrylic acid as viscosifying agent. The drilling fluid may further contain a lubricant, weighting agent and/or a wetting agent as well as laponite clay. The aqueous based drilling...

06/14/12 - 20120149604 - Chemical scavenger for downhole chemical analysis
A method for analyzing formation fluid in a subterranean formation is disclosed, wherein the method includes the steps of: adding a scavenger compound to an analytical reagent to form a reagent solution; collecting an amount of formation fluid into a formation tester, wherein the formation tester includes at least one...

11/17/11 - 20110281778 - Method for reducing filtrate loss from oil based drilling fluids
A method for reducing filtrate loss of oil based drilling fluids comprising the following steps: a) preparing by emulsion polymerization an aqueous dispersion containing: i) from 20% to 60% by weight of a copolymer comprising from 60% to 90% by weight of styrene and/or vinyltoluene monomers, from 7 to 40%...

07/28/11 - 20110183873 - Open-hole wellbore lining
Embodiments of the present invention provide compositions and methods for lining a wellbore. In certain aspects, the compositions and methods comprise providing a fluid composition that is solidifiable or gellable on exposure to actinic radiation of a predetermined wavelength at the wall of open-hole wellbore and providing actinic radiation at...

03/24/11 - 20110071056 - Degradable surfactants, including degradable gemini surfactants, and associated methods
Methods and compositions are provided that include degradable gemini surfactants including degradable gemini surfactants. Methods of use include subterranean operations, especially those involving the placement of resin systems, formation of emulsions (e.g., emulsified acids, emulsified fracturing fluids, drilling fluids, etc.), and in the formation of surfactant gelled fluids. Such treatments...

07/08/10 - 20100173804 - Additive to reduce fluid loss for drilling fluids
Additives for reducing the loss of drilling fluid into the formation surrounding a wellbore during the drilling process as well as drilling fluids comprising the additives and methods of using such additives. The additive includes elastomeric, polymeric, and acrylate, non-agglomerated microspheres....

04/22/10 - 20100099585 - Aqueous base wellbore fluids for high temperature-high pressure applications and methods of use
Embodiments disclosed herein related to an aqueous based well bore fluid that includes at least one ionized polymer, at least one non-ionic polymer, a non-magnetic weighting agent, and an aqueous base fluid....

04/01/10 - 20100081584 - Compositions and methods for treatment of well bore tar
Of the many compositions and methods provided herein, one method includes a method comprising: contacting tar resident in a well bore with a treatment fluid comprising a styrene-acrylate polymer; and allowing the styrene-acrylate polymer to interact with the tar to at least partially reduce the tendency of the tar to...

11/12/09 - 20090281001 - Drilling fluids comprising hydroxylated polymers
Drilling fluids comprising polymers containing hydroxylated structural units are useful as accretion inhibiting agents, and/or as fluid rheology controlling agents, and/or as filtrate reducing agents, and/or as lubricating agents....