1
Bertrand Guichard, Barry Wood, Patrick Vongphouthone: Fluid loss reducer for high temperature and high pressure water-based mud application. Eliokem S, Alvin T Rockhill, September 5, 2006: US07101829 (65 worldwide citation)

The present invention concerns a water-based drilling mud for utilization in the drilling of oil wells comprising an aqueous phase wherein the aqueous phase contains an oil soluble polymer in the form of a gel as fluid loss reducer. The subject invention further reveals a process for preparing an oi ...


2
Bertrand Guichard, Barry Wood, Patrick Vongphouthone: Fluid loss reducer for high temperature high pressure water based-mud application. Eliokem S, Alvin T Rockhill, August 14, 2007: US07256159 (22 worldwide citation)

The present invention concerns a water-based drilling mud for utilization in the drilling of oil wells comprising an aqueous phase wherein the aqueous phase contains an oil soluble polymer in the form of a gel as a fluid loss reducer. The subject invention further reveals a method of lubricating a d ...


3
Bertrand Guichard, Barry Wood, Patrick Vongphouthone: Fluid loss reducer for high temperature high pressure water based-mud application. Eliokem S, Alvin T Rockhill, November 11, 2008: US07449430 (4 worldwide citation)

The present invention concerns a water-based drilling mud for utilization in the drilling of oil wells comprising an aqueous phase wherein the aqueous phase contains an oil soluble polymer in the form of a gel as a fluid loss reducer. The subject invention further reveals a process for preparing an ...


4
Hung Dang Ngoc: Rubbery polymer with improved properties. Eliokem S, Alvin T Rockhill, January 10, 2006: US06984686 (1 worldwide citation)

The present invention discloses a rubbery polymer having improved properties, which is comprised of repeat units which are comprised of (a) butyl acrylate, or optionally a mixture of butyl acrylate and 2-ethylhexyl acrylate containing up to about 40 percent 2-ethylhexyl acrylate, (b) at least one me ...


5
Hung Dang Ngoc: Rubbery polymer with improved properties. Eliokem S, Alvin T Rockhill, August 22, 2006: US07094824 (1 worldwide citation)

The present invention discloses a rubbery polymer having improved properties, which is comprised of repeat units which are comprised of (a) butyl acrylate, or optionally a mixture of butyl acrylate and 2-ethylhexyl acrylate containing up to about 40 percent 2-ethylhexyl acrylate, (b) at least one me ...


6
Hung Dang Ngoc: Rubbery core/shell polymer with improved heat and UV resistance. Eliokem S, Alvin T Rockhill, July 5, 2011: US07973104

The present invention relates to rubbery core/shell polymers that have improved heat and ultraviolet light resistance. These polymers can be blended with thermoplastics to make leathery compositions. The core/shell polymers of this invention have an inner core and an outer shell. The inner core is h ...


7
Serge Magnet, Sophie Duquesne, René Delobel, Charaf Jama: Polymer binder for intumescent coatings. Eliokem S, Alvin T Rockhill, October 30, 2007: US07288588

The present invention discloses a copolymer composition for use in or as a polymeric binder in an intumescent coating, said copolymer composition comprising a blend of a Newtonian copolymer and of a reticulated copolymer, wherein the Newtonian copolymer is comprised of p-methylstyrene repeat units a ...


8
Cecile Mazard, Bertrand Guichard, Andrea Valenti: Drilling fluid. Eliokem S, Alvin T Rockhill, April 23, 2013: US08424619

This invention is based upon the finding that certain chlorosulfonated α-olefin copolymers can be beneficially utilized in drilling fluids that are utilized in drilling subterreanean wells. For instance, it has been unexpectedly found that certain chlorosulfonated α-olefin copolymers can be benefici ...


9
Cecile Mazard, Bertrand Guichard, Andrea Valenti: Drilling fluid containing chlorosulfonated alpha-olefin copolymers. Eliokem S, Alvin T Rockhill, August 16, 2011: US07998905

This invention is based upon the finding that certain chlorosulfonated α-olefin copolymers can be beneficially utilized in drilling fluids that are utilized in drilling subterreanean wells. For instance, it has been unexpectedly found that certain chlorosulfonated α-olefin copolymers can be benefici ...


10
Serge Magnet, Sophie Duquesne, René Delobel, Charaf Jama: Polymer binder for intumescent coatings. Eliokem S, Alvin T Rockhill, September 12, 2006: US07105605

The present invention discloses a copolymer composition for use in or as a polymeric binder in an intumescent coating, said copolymer composition comprising a blend of a Newtonian copolymer and of a reticulated copolymer, wherein the Newtonian copolymer is comprised of p-methylstyrene repeat units a ...



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