The Agent Contains Both Organic And Inorganic (except Water) Materials (e.g., Amine Hydrophobized Silica) Patents (Class 516/116)
- The compound is polysiloxane which contains repeating -(OCnH2n)- (i.e., repeating unsubstituted oxyalkylene) (Class 516/118)
- The compound contains nitrogen, except if present solely as NH4+ (e.g., organosilazane treated silica) (Class 516/119)
- The agent contains organosilane coated or treated solid particle (Class 516/120)
- The agent contains primarily aqueous continuous phase, i.e., water carrier (Class 516/121)
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Patent number: 10510270Abstract: A label having a silicone-free (water-based) release coating and compatible adhesive patch is provided. The label includes a thermally coated substrate having a silicone-free substrate overlaid thereon of a first surface. A second surface includes a microsphere adhesive layer.Type: GrantFiled: September 20, 2017Date of Patent: December 17, 2019Assignee: Iconex LLCInventors: Martha Patricia Wild, Jessica Darlene Watkins
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Patent number: 10087396Abstract: A composition is disclosed for aiding extraction of an emulsified oil from an oil and water emulsion. The composition includes silicon containing particles at a level of 0.1 wt. % to 30 wt. %; an emulsifying agent at a level of 1 wt. % to 30 wt. %; and water at a level of 40 wt. % to 99 wt. %. A method of extracting oil from an oil and water emulsion in a material is also disclosed. The method includes the steps of (a) dispersing silicon containing particles into the material using a mechanical blending device; and (b) separating the oil from the material. A method of extracting oil from an oil and water emulsion in a material is also disclosed. The method includes the steps of (a) providing a dispersion of silicon containing particles in water; (b) metering the dispersion into the material; and (c) separating the oil from the material.Type: GrantFiled: March 27, 2017Date of Patent: October 2, 2018Assignee: HYDRITE CHEMICAL CO.Inventors: Dean Blankenburg, Clayton Lepak, Dave Parkinson
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Publication number: 20150141534Abstract: The present invention provides a method for producing a solid defoaming/antifoaming agent comprising the following steps: providing an alkaline solution; adding an oil to the above alkaline solution to produce a saponification reaction; adding a liquid antifoaming agent; and putting aside the mixture containing the above alkaline solution, the oil and the liquid antifoaming agent to form the solid antifoaming agent. The ingredients of the solid antifoaming agent according to the present invention include 5˜40 weight percent vegetable oil, a 20˜40 weight percent sodium hydroxide solution and a 30˜60 weight percent liquid antifoaming agent.Type: ApplicationFiled: January 30, 2015Publication date: May 21, 2015Inventors: Shao-Hai Fang, Hey-Uan Wei
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Patent number: 9018265Abstract: The present invention is a defoaming agent comprising a fatty acid amide (A), a base oil (B) that is liquid at 25° C., an oil thickening agent (C), and a surfactant (D), wherein the content of the fatty acid amide (A) is 1 to 10% by weight, the content of the base oil (B) that is liquid at 25° C. is 71 to 97.9% by weight, the content of the oil thickening agent (C) is 0.1 to 10% by weight, and the content of the surfactant (D) is 1 to 9% by weight based on the weight of the fatty acid amide (A), the base oil (B) that is liquid at 25° C., the oil thickening agent (C), and the surfactant (D), and the viscosity (25° C.) at a shear rate of 1000 s?1 is 0.1 to 1.0 Pa·s.Type: GrantFiled: January 29, 2010Date of Patent: April 28, 2015Assignee: San Nopco Ltd.Inventors: Yohei Matsumura, Nobuo Hisada, Yoshihide Izumi
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Publication number: 20140352963Abstract: Powder defoaming compositions comprising one or more water soluble alkali salts, and one or more defoaming agents. Also disclosed are compositions including flowable materials and a defoaming composition, and methods for reducing the amount of gas present in a fluid using said defoaming compositions.Type: ApplicationFiled: June 15, 2012Publication date: December 4, 2014Inventors: Amir H. Mahmoudkhani, Robert Wilson, Frederique Cocquerelle, Lucianna Bava
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Patent number: 8802739Abstract: Disclosed are low VOC defoaming agents comprising at least one active defoaming compound or combination of defoaming compounds, and a liquid carrier comprising one or more organic compounds having a viscosity of less than about 100 centistokes (cSt) at 40° C. as measured by ASTM D445, having a VOC content as measured by ASTM method D3960 “Standard Practice for Determining Volatile Organic Compound (VOC) Content of Paints and Related Coatings” of not greater than about 1% by weight.Type: GrantFiled: April 12, 2011Date of Patent: August 12, 2014Assignee: Cognis IP Management GmbHInventors: John Mangano, Vasudevan Balasubramaniam, Daniel Herzog
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Publication number: 20140221508Abstract: An object of the present invention is to provide an oil-in-water emulsion defoaming agent that is superior in defoaming properties (initial defoaming property and defoaming durability) and stability (emulsion stability). The present invention provides an oil-in-water emulsion defoaming agent including hydrophilic fumed silica (C), wherein an oil phase (A) is emulsified and dispersed in a water phase (B). Preferably, the content of the oil phase (A) is 10 to 50% by weight, the content of the hydrophilic fumed silica (C) is 0.1 to 6% by weight, and the content of the water phase (B) is 44 to 89.9% by weight based on the weight of the oil phase (A), the hydrophilic fumed silica (C), and the water phase (B). The weight ratio (A/C) of the oil phase (A) to the hydrophilic fumed silica (C) is preferably from 2 to 100.Type: ApplicationFiled: September 11, 2012Publication date: August 7, 2014Applicant: SAN NOPCO LTD.Inventors: Yohei Matsumura, Nobuo Hisada, Yoshihide Izumi
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Publication number: 20140100293Abstract: The present invention provides a defoaming agent containing, as essential components, hydrophobic dry silica (S) prepared by hydrophobizing silica prepared using a dry process and having a primary particle diameter of 5 to 100 nm, water, and a hydrophobic liquid (Q) containing 1 to 25% by weight of an ester compound (E) represented by the following formula, (R1—COO)p-D, wherein R1 denotes an alkyl group or an alkenyl group; D denotes a residue resulting from the removal of a hydroxyl group contributing to an ester linkage from a compound (D?) containing 2 to 6 carbon atoms and 1 to 6 hydroxyl groups or a residue resulting from the removal of a hydroxyl group contributing to an ester linkage from an adduct prepared by adding an alkylene oxide to the compound (D?); and p denotes an integer from 1 to 3.Type: ApplicationFiled: June 3, 2011Publication date: April 10, 2014Applicant: SAN NOPCO LTD.Inventor: Tsuyoshi Ando
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Patent number: 8614256Abstract: A hydrophobic precipitated silica having a BET of less than 110 m2/g, a CTAB of less than 150 m2/g, a BET/CTAB ratio of less than 3, a carbon content of greater than 3.1%, a pH of 9.7 to 10.5, a DBP of less than 230 g/(100 g), and a methanol wettability of more than 50%. The hydrophobic precipitated silica is used in compositions including defoamers, silicone rubber and HTV crosslinkable silicone rubber compositions. The hydrophobic precipitated silica is also useful as a flow assistant and carrier or anti-blocking agent.Type: GrantFiled: February 1, 2011Date of Patent: December 24, 2013Assignee: Evonik Degussa GmbHInventors: Christian Panz, Rene Allerdisse, Helga Obladen, Mario Loebbus, Anja Lukas, Roland Bergmann, Karl Meier
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Patent number: 8329764Abstract: A defoaming method capable of destroying foams generated when a container is filled with drink, or the like, efficiently at a high speed and destroying foams effectively even in the case of a container having a narrow mouth. Liquid surface (6) in a container (1) is irradiated with pulse-like light (2) and a pulse-like sound wave (8) is generated from an irradiated point (7) as a sound source. The pulse-like sound wave thus generated propagates from the sound source as a strong spherical wave to reach a bubble (9) and to destroy the bubble. It can also destroy a bubble located at a place remote from the optical path quickly, thus destroying bubbles efficiently at a high speed. Alternatively, pulse-like light is condensed at a gas portion above the liquid surface and the bubbles can be destroyed with a shock wave generated by breakdown phenomenon.Type: GrantFiled: August 25, 2011Date of Patent: December 11, 2012Assignee: Toyo Seikan Kaisha, Ltd.Inventors: Ken Takenouchi, Yoshiyuki Yuasa
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Patent number: 8222303Abstract: (A) Siloxane-based antifoams and (B) silicone polyethers prepared by reacting organopolysiloxanes (1) containing 0.05% to 1.6% by weight of Si-bonded hydrogen atoms with unsaturated polyethers (3) of the formulae: CH2?CR1—(CH2)aO(C2H4O)bR1??(Ia) CH2?CR1—(CH2)aO(C2H4O)b(C3H6O)cR1??(Ib) CH2?CR1—(CH2)aO(C3H6O)cR1??(Ic), where R1 is a hydrogen or a C1-6 hydrocarbon radical, a is 0 to 16, b is 1 to 50, and c is 1 to 50, wherein the sum b+c is ?10 and at least two different polyethers (Ia), (Ib) and (Ic) are used, and optionally further reacting the reaction product with organopolysiloxanes (2) containing from 0.01% to 0.5% by weight of Si-bonded hydrogen atoms, wherein the first and second step reactions take place with a hydrosilylation catalyst, and the weight ratio of Si-bonded hydrogen in organopolysiloxane (1) to Si-bonded hydrogen in organopolysiloxane (2) is at least 1.5.Type: GrantFiled: June 29, 2010Date of Patent: July 17, 2012Assignee: Wacker Chemie AGInventors: Christian Herzig, Willibald Burger, Martina Joachimbauer, Josef Wimmer
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Publication number: 20110281985Abstract: The object of the present invention is to provide a defoaming agent that is superior in defoaming properties (foam-breaking, foam-inhibiting effect, defoaming durability). The present invention is a defoaming agent comprising a fatty acid amide (A), a base oil (B) that is liquid at 25° C., an oil thickening agent (C), and a surfactant (D), wherein the content of the fatty acid amide (A) is 1 to 10% by weight, the content of the base oil (B) that is liquid at 25° C. is 71 to 97.9% by weight, the content of the oil thickening agent (C) is 0.1 to 10% by weight, and the content of the surfactant (D) is 1 to 9% by weight based on the weight of the fatty acid amide (A), the base oil (B) that is liquid at 25° C., the oil thickening agent (C), and the surfactant (D), and the viscosity (25° C.) at a shear rate of 1000 s?1 is 0.1 to 1.0 Pa·s.Type: ApplicationFiled: January 29, 2010Publication date: November 17, 2011Applicant: SAN NOPCO LTD.Inventors: Yohei Matsumura, Nobuo Hisada, Yoshihide Izumi
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Patent number: 8053480Abstract: A process for making a foam control composition comprising a cross-linked polyorganosiloxane in which is dispersed a filler, with hydrophobic surface, comprising step (A) mixing (i) a finely divided filler, (ii) a polyorganosiloxane having on at least two reactive substituents, for example on average two reactive substituents, and (iii) a polyorganosiloxane having at least three reactive substituents, capable of addition reaction via hydrosilylation; (B) hydrosilylation reaction of components (ii) and (iii) until the mixture at least partially gels, followed by applying shearing forces to this at least partially gelled mixture. Optionally step (A) comprises a diluent or solvent and after step (B) an emulsification step is carried out to make the foam control composition into an O/W emulsion.Type: GrantFiled: May 17, 2007Date of Patent: November 8, 2011Assignee: Dow Corning CorporationInventors: Alain Hilberer, Emilie Navet, Laurent Vermeire
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Publication number: 20100300694Abstract: The present invention relates to a method for producing an organic composition containing a functional component selected from the group consisting of a thermoplastic polymer, an enzyme, a setting agent, a paraffin, an oil, a colorant and a hair or skin care substance. The method includes providing an n-nonyl ether, a functional component which is able to react with an n-nonyl alcohol component, and, if appropriate, at least one further additive substance; and mixing the n-nonyl ether, the functional component and the at least one further additive substance. The invention further relates to a method for producing and using a molded article, a method for producing an item to be packaged, the use of at least one n-nonyl ether, a method for producing and/or cleaning the surfaces of boreholes, drilling devises or drill cuttings, and also to methods for producing an oil or a gas.Type: ApplicationFiled: November 20, 2008Publication date: December 2, 2010Inventors: Anja Vonderhagen, Peter Daute
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Patent number: 7824644Abstract: There is provided particulate silica which can be suitably used as a viscoelasticity modifier such as a thickener which is added to liquid such as water, a liquid resin or paint to adjust its viscoelastic properties such as viscosity and thixotropic nature, a reinforcer or filler for silicone rubber or sealants, a polishing agent for CMP (Chemical Mechanical Polishing) or a surface coating agent for ink-jet printing paper. The particulate silica has a BET specific surface area S of 130 to 380 m2/g, and its fractal shape parameter ?1 in an ?-value analysis target range of 20 to 30 nm satisfies the following equation (1) and its fractal shape parameter ?2 in an ?-value analysis target range of 30 to 50 nm satisfies the following equation (2). ?1+0.00175S<2.518??(1) ?2+0.00174S<2.Type: GrantFiled: May 19, 2005Date of Patent: November 2, 2010Assignee: Tokuyama CorporationInventors: Yasuhiro Nagatani, Ryuji Ishimoto, Masao Ariyuki
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Publication number: 20080167390Abstract: Defoamer compositions effective for the suppression of oil-based and water-based foams. The defoamer compositions comprise a fumed metal oxide, such as fumed silica, or another silica-based material dispersed in an organic solvent. The fumed metal oxide of silica-based material is preferably present at a low weight percentage and may be coated with polydimethylsiloxane (“PDMS”). The defoamer composition may also include one or more traditional defoamer compositions.Type: ApplicationFiled: June 1, 2006Publication date: July 10, 2008Inventors: James Archer, Daniel K. Durham, George Thornton
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Publication number: 20080119573Abstract: The present invention provides a method for producing a solid defoaming/antifoaming agent comprising the following steps: providing an alkaline solution; adding an oil to the above alkaline solution to produce a saponification reaction; adding a liquid antifoaming agent; and putting aside the mixture containing the above alkaline solution, the oil and the liquid antifoaming agent to form the solid antifoaming agent. The ingredients of the solid antifoaming agent according to the present invention include 5˜40 weight percent vegetable oil, a 20˜40 weight percent sodium hydroxide solution and a 30˜60 weight percent liquid antifoaming agent.Type: ApplicationFiled: August 21, 2007Publication date: May 22, 2008Applicant: AU OPTRONICS CORPORATIONInventors: Shao-Hai Fang, Hey-Uan Wei
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Patent number: 6517617Abstract: The present invention relates to the application of a coating to a pipeline, FPS (Fire Protection System) or to pipe stock from which a pipeline is fabricated. A composition which when applied to the inside surface of the pipe prevents either chemical corrosion or microbiologically influenced corrosion is disclosed. Also disclosed is a method for utilizing this material to protect both existing pipelines and the raw stock used to construct pipelines and various apparatus for applying a coating of the composition, cleaning, and maintenance of the passive coating. Also disclosed is a method to recycle the composition to be used in other industrial pacification processes.Type: GrantFiled: September 20, 2001Date of Patent: February 11, 2003Assignee: WHI USA, Inc.Inventors: Douglas M. Chartier, Calvin L. Reid
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Patent number: 6156808Abstract: The present invention provides improved defoaming compositions and methods. The compositions of the invention are basically comprised of polypropylene glycol, particulate hydrophobic silica and a liquid diluent.Type: GrantFiled: January 4, 2000Date of Patent: December 5, 2000Assignee: Halliburton Energy Services, Inc.Inventors: Jiten Chatterji, Roger S. Cromwell, Bobby J. King
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Patent number: 6077888Abstract: This invention relates to improved bituminous emulsions, specifically to cationic medium-set and slow-set mixing grade emulsions. More particularly, it relates to emulsifying compositions which can be used to produce bituminous emulsions exhibiting high viscosity and low asphalt residues. The emulsifying compositions are combinations of fatty amine and/or polyamine, lignin, and nonionic surfactant. A preferred emulsifying composition can be produced by reacting the combinations of fatty amine and/or polyamine, lignin, and nonionic surfactant with formaldehyde.Type: GrantFiled: January 14, 1999Date of Patent: June 20, 2000Assignee: Westvaco CorporationInventor: Peter Schilling
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Patent number: 5994415Abstract: The invention relates to compound antifoams comprising alkoxylated partial esters--using from 3 to 60 mol of propylene oxide with or without from 1 to 10 mol of styrene oxide and/or from 1 to 10 mol of butylene oxide--of oligoglycerols, obtainable by condensation of 2 to 20 glycerol molecules, with C.sub.8 to C.sub.22 fatty acids and inorganic or organic solids for defoaming polymer dispersions and aqueous coating systems.Type: GrantFiled: May 14, 1998Date of Patent: November 30, 1999Assignee: Th. Goldschmidt AGInventors: Burghard Gruning, Petra Hinrichs, Michael Keup, Frank Konig, Stefan Silber, Roland Sucker, Ellen Wallhorn