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| Number | Title | Issue Date |
| 7273103 | Cement compositions comprising environmentally compatible defoaming agents and methods of use Provided herein are defoaming agents that comprise lecithin and a solvent. Optionally, they may comprise hydrophobic particles. One embodiment provides a method comprising: providing a well fluid that comprises foam; providing a defoaming agent that comprises lecith... | 09/25/2007 |
| 7001634 | Process for suppressing the foaming of an aqueous system The present invention relates to a process for suppressing the foaming of an aqueous system which involves combining water and at least one defoamer composition which has a hydroxyl equivalent molecular weight of at least 4000 Da and a cloud point less than or equal... | 02/21/2006 |
| 6576736 | Compounds and compositions useful as surfactants and methods for their preparation Products of the reaction between I) the reaction product of reactants comprising A) a linking agent of formula I R4 (Y)3 (I) wherein each Y group is a halogen atom or one Y group is a halogen atom and two Y groups represent an oxygen atom, w... | 06/10/2003 |
| 5837211 | Compositions and method for foam control in Bayer process Methods of reducing foam in Bayer process liquor are provided, said methods comprising adding a composition to the Bayer process liquor that comprises a tri(alkoxy alkyl) phosphate and a hydroxyl group containing carrier.... | 11/17/1998 |
| 5332714 | Defoamer for liquid wetting agents and low-foam liquid plant protection agents The invention relates to defoamed aqueous solutions of surfactants and to low-foam concentrated liquid preparations of plant protection agents, which contain sulfato- or sulfonato-containing surfactants as wetting agents and surfactants from the group com... | 07/26/1994 |
| 5223294 | Liquid defoaming agent for food and method of use thereof The liquid defoaming agent for food of the present invention contains low fatty acid diglyceride as the essential component thereof and is made to contain lecithin and/or inorganic carrier, and the defoaming agent can exhibit excellent defoaming effect ev... | 06/29/1993 |
| 4880564 | Antifoams for aqueous systems and their use Antifoams are described which contain p0 (1) an alkaline earth metal salt of a C10 -C24 -fatty acid, (2) a dialkyl ester of an unsaturated dicarboxylic acid, (3) a mineral oil, (4) a non-ionic emulsifier, (5) an anionic emulsifier and (6) an a... | 11/14/1989 |
| 4824593 | Antifoam ingredient An antifoam ingredient suitable for incorporation into a detergent powder comprises an antifoam material, for example, a hydrocarbon and/or a polysiloxane together with hydrophobic silica, enclosed within a matrix formed of a mixture of fatty acid and fat... | 04/25/1989 |
| 4818292 | Antifoam ingredient for detergent compositions A particulate antifoam ingredient suitable for incorporation in a detergent powder product comprises an oily antifoam active substance effective at low wash temperatures, for example, silicone oil/hydrophobic silica or alkyl phosphate/petroleum jelly, on ... | 04/04/1989 |
| 4769170 | Washing solution for printing ink A washing solution for flexographic ink is disclosed, comprising the components (A) to (E): Component (A): 0.05 to 35 wt % of an amine selected from water-soluble aliphatic primary or secondary amines having 2 to 3 carbon atoms, ammonia and morpholine, or ... | 09/06/1988 |
| 4494952 | Wetting agents and their use as mercerizing assistants A wetting agent, in particular for mercerizing cotton and cotton blend fabrics, which contains (a) sulfates of a fatty alcohol having 6 to 18 carbon atoms, (b) phosphates of a monoalcohol having 4 to 12 carbon atoms, (c) alcohols having 6 to 18 carbon atoms or cond... | 01/22/1985 |
| 4465613 | Alkyl phosphoric salt-hydrocarbon wax lather controlled detergent compositions Mixed lather controllers comprise a C12 -C24 alkyl phosphoric acid or salt thereof together with a solid hydrocarbon wax having a melting point of 20°-120° C. The use of these mixed lather controllers is especially beneficial in bu... | 08/14/1984 |
| 4448706 | Defoaming detergent additives containing bleached tallow acid phosphates This invention relates to defoaming detergent additives especially suitable for use in automatic dishwashing machines. The defoaming detergent additives are mixtures of a certain nonionic surfactant and a bleached tallow acid phosphate ester.... | 05/15/1984 |
| 4445971 | Methods of foam inhibition or depression Methods of foam inhibition or depression in industrial milieu. The present methods generally involve the use of certain nonionic surfactants having the structure: wherein R1 is a monovalent organic hydrophobic moiety or hydrophobe, preferably s... | 05/01/1984 |
| 4346017 | Method for controlling boiler water foaming Use of low saponification number vegetable and mineral waxes as boiler water antifoams.... | 08/24/1982 |
| 4341656 | Foam inhibitors and their use for defoaming aqueous systems Foam inhibitors for aqueous systems which contain a fatty acid salt of a polyvalent metal, especially an alkaline earth metal or aluminium, an anionic surfactant or a non-ionic reaction product of an alcohol or an alkyl phenol with an alkylene oxide, an a... | 07/27/1982 |
| 4340500 | Liquid defoamer and process of use thereof A free flowing aqueous defoamer comprised of alcohol, a fatty acid, a soap of a fatty acid and an anionic and/or non-ionic surfactant which prevents formation of a gelled mass of the solids and provides a free flowing dispersion of the solids in the water... | 07/20/1982 |
| 4306987 | Low-foaming nonionic surfactant for machine dishwashing detergent Machine dishwashing detergents are disclosed containing a low-foaming nonionic surfactant having relatively low cloud point which unexpectedly provides effective detergency and foam control when utilized as the sole nonionic surfactant. Dishes and other u... | 12/22/1981 |
| 4088598 | Low sudsing detergent compositions The invention relates to novel suds-depressants and to detergent compositions containing them.... | 05/09/1978 |
| 4083936 | Manufacture of phosphoric acid using acid phosphate ester antifoaming compositions In the manufacture of phosphoric acid by the acidulation of phosphate rock detrimental foaming is reduced by the use of certain phosphate esters of aliphatic alcohols as defoaming agents. Aqueous emulsions of such esters comprise novel, useful composition... | 04/11/1978 |
| 4083939 | Use of tributoxyethylphosphate to control foam in the production of soda ash from trona Tributoxyethylphosphate is useful in controlling foam produced during the evaporative crystallization of calcined trona solutions. The chemical is effective at low concentrations, i.e. 1 to 30 ppm, and does not significantly alter the crystal habit of the... | 04/11/1978 |
| 4024072 | Water-dispersible defoamer composition Water-dispersible defoamer compositions comprise an intimate blend of a mixture of defoaming components and at least one emulsifier to impart water-dispersibility to the composition. The defoaming components include a monoester of an alkenylated succinic ... | 05/17/1977 |
| 3965034 | Method for breaking foams and apparatus useful therefor A method for breaking foams is disclosed which comprises passing the foam to be broken through a packing material which is chemically inert with respect to the foam and which consists essentially of glass, plastic or metal having a coating thereon of a co... | 06/22/1976 |
