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7407991 |
Silicone foam control compositions comprising a siloxane fluid and a mixture of glycerol mono/di/triesters
A foam control composition comprises a polydiorganosiloxane fluid comprising units of the formula
where each group R, which may be the same or different, is selected from an alkyl group having...
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6908893 |
Cleaning composition and method for using the same
A novel cleaning composition for dry cleaning applications is described. The cleaning composition utilizes a stain removal composition having a stain removal surfactant and a stain removal solvent,...
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6686320 |
Use of water-insoluble polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media
The invention relates to the use of water-insoluble polyoxyalkylene-polysiloxane block copolymers of the general average formula wherein the variables and indices are described herein as...
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6605183 |
Antifoam formulation
Antifoam formulations contain a siloxane antifoam and a polyether/polysiloxane copolymer of the general formula (R 2 R*SiO) 2 (RR′SiO) x (R 2 SiO) y (RR″SiO) 2 (I) wherein R* is either R,...
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6579908 |
Foam control agents for coatings
This invention relates to foam control agents for paints and coatings comprising a (a) a siloxane polyalkyleneoxide copolymer, (b) N,N′-ethylene bisstearamide, and (c) a carrier.
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6525103 |
Water-insoluble poly(oxy-1,4-butanediyl)-containing polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media
The invention relates to the use of water-insoluble poly(oxy-1,4-butanediyl)-containing polyoxyalkylene-polysiloxane block copolymers of the general average formula wherein the variables are...
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6521587 |
Silicone foam control agent
A foam control agent, comprising (A) an organopolysiloxane material having at least one silicon-bonded substituent of the formula X-Ph, wherein X denotes a divalent aliphatic organic group bonded...
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6521586 |
Silicone foam control agent
A foam control agent comprises (A) an organopolysiloxane material having at least one silicon-bonded substituent of the formula X—Ph, wherein X denotes a divalent aliphatic hydrocarbon group and...
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6512015 |
Silicone foam control compositions
This invention relates to silicone foam control compositions comprising a silicone antifoam agent, mineral oil, a polydiorganosiloxane containing at least one polyoxyalkylene group, and a finely...
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6426379 |
Silicone based defoamer
This invention relates to a defoamer composition comprising (a) hydrophobic silica; (b) a linear polysiloxane having end-blocked polyoxypropylene groups; (c) a polysiloxane having a pendant...
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6417258 |
Antifoaming compositions
An antifoaming composition contains (A) 58 to 90% by weight of an oil compound and (B) 10 to 42% by weight of a mixture. The oil compound (A) consisting essentially of (i) 80 to 99.9% by weight of...
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6391831 |
Use of water-insoluble polyoxyarylene-polysiloxane block copolymers for defoaming aqueous media
The invention relates to the use of a water-insoluble polyoxyarylene-polysiloxane block copolymers of the general average formula wherein the variables and indices are described herein as...
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6221922 |
Foam control agents for silicone surfactants
The present invention teaches that low foaming, superspreading compositions may be made the combination of three components (a) a tri or tetra-siloxane alkoxylate; (b) a siloxane polyether...
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6177481 |
Defoamer mixtures, a process for the production thereof and the use thereof
The present invention relates to mixtures comprising at least one polysiloxane defoamer, at least one emulsifier, at least one nonionic surfactant, at least one polyurethane thickener and water, to...
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6083998 |
Defoamer and methods of use thereof
Disclosed are methods and compositions for defoaming alcoholic fermentations. An aqueous composition of polydimethylsiloxane, an ethylene oxide/propylene oxide block copolymer and a silicone/silica...
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6004918 |
Liquid detergents containing defoamer compositions and defoamer compositions suitable for use therein
Liquid foam control compositions provide good control for liquid detergent formulations, while being storage stable both before and after incorporation into liquid detergent.
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6001887 |
Defoamer emulsion based on organofunctionally modified polysiloxanes
A defoamer emulsion, based on organofunctionally modified polysiloxanes, is obtained by mixing one or several more closely defined organofunctionally modified siloxanes and, optionally, finely...
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5990181 |
Aqueous foam quenching compositions
Disclosed are antifoam emulsions useful in control of foam in aqueous foaming systems which comprise: (A) polydiorganosiloxane; (B) fine solid particles of inorganic oxide, bearing on the...
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5861453 |
Silicone compositions and uses thereof
The present invention relates to a silicone composition prepared by reacting a mixture comprising (i) mineral oil, (ii) a polyorganosiloxane, (iii) a silicon compound, and (iv) a catalytic amount...
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5861368 |
Particulate foam control agents and their use
A method of providing a foam control agent with 1 to 30 parts of a silicone antifoam and 70 to 99 parts of a zeolite carrier, with the ability to release some of the antifoam within 10 minutes of...
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5767053 |
Particulate foam control agents and their use
A method of making a particulate foam control agent comprising 0.001 to 30 parts of silicone antifoam, 45 to 99 parts of a zeolite and 0 to 30 parts of a binder, preferably of a...
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5543082 |
Silicone foam control compositions
There is disclosed a foam control composition comprising (I) a silicone defoamer reaction product and (II) a silicone glycol copolymer, which composition is particularly effective in defoaming...
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5523019 |
Defoamer composition
A defoamer composition useful in pulp and paper processes is disclosed which contains a hydrocarbon in a stable liquid state characterized by having no or minimal chemical reactive groups, and...
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5486549 |
Low-foaming water-based printing ink composition
Disclosed is a water-based printing ink composition exhibiting excellently low foaming behavior with sustainability even under adverse conditions of high temperature and intense shearing force...
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5486306 |
Foam control agents
A foam control agent which is free from hydrocarbon oils and comprises (A) an organopolysiloxane with 0 to 60% of units (i) ##EQU1## wherein R denotes a C 8 hydrocarbon group and a is 0-3, and 40...
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5431853 |
Modified silicone oil-in-water emulsion defoaming agent and defoaming method using it
An emulsion type defoaming agent composition formed by emulsifying 5 to 35 weight parts of an organic fluid, 0.5 to 5 weight parts of a silicone oil, 0.5 to 5 weight parts of a hydrophobic silica...
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5429771 |
Suds-controlling composition for aqueous compositions
A suds-controlling composition of improved stability in aqueous surfactants, such as detergents, is disclosed comprising a silicon antifoam consisting essentially of a liquid branched...
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5380464 |
Silicone foam control composition
There is disclosed a foam control composition comprising (I) a silicone defoamer reaction product and (II) a silicone glycol copolymer, which composition is particularly effective in defoaming...
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5244599 |
Defoamer compositions
A defoamer composition comprising (A) an organopolysiloxane containing an oxyalkylene group having an appropriate hydrophilic-hydrophobic balance, (B) another organopolysiloxane containing an...
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5223177 |
Alkali-resistant foam suppressant which is free from silicone oil
Alkali-resistant foam suppressant which is free from silicone oil, containing (a) a homopolymer of an aliphatic C 2 -C 12 alkyl ester of (meth)-acrylic acid or a copolymer of this alkyl ester...
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5106535 |
Defoaming composition
The silicone-based defoaming composition of the invention comprises (a) a polyoxyalkylene group-substituted organopolysiloxane, (b) a dimethyl silicone fluid and (c) a finely divided silica powder....
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5080828 |
Silicone emulsion composition
A silicone emulsion composition, comprising: (A) 100 parts by weight of a silicone oil compound essentially consisting of from 70 to 99% by weight of an organopolysiloxane and from 30 to 1% by...
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4983316 |
Dispersible silicone antifoam formulations
A dispersible silicone antifoam composition for providing controlled foaming liquid laundry detergent formulations and wherein there is provided a non-aqueous emulsion of primary and secondary...
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4961877 |
Solid silicone defoamer
A solid silicone defoaming agent which includes a mixture of silicone oil having a viscosity of at least 20 centistokes at 25 degrees Centigrade and microparticulate silica, a copolymer selected...
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4900474 |
Silicone antifoamers
An antifoamer which comprises a polyperfluoroether group-containing organopolysiloxane comprising from 20 to 100 mole % of the polyperfluoroether group-containing organopolysiloxane units of a...
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4762640 |
Foam control process for highly acidic aqueous systems
A process for controlling foaming in highly acidic aqueous system using a silicone foam control agent is disclosed. The foam control agent consists essentially of (A) a dimethylpolysiloxane gum...
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4741861 |
Silicone-based antifoam composition and a method for the preparation of the same
The silicone-based antifoam composition having excellent durability of the antifoam activity even under vigorous agitation or under an alkaline condition comprises three kinds of...
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4597894 |
Composition containing organopolysiloxane having polyoxyalkylene and perfluoroalkyl units
The self-emulsifiable silicone composition of the invention comprises (a) an organopolysiloxane having polyoxyalkylene moieties and perfluoroalkyl-containing organic groups and represented by the...
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4447349 |
Suds suppressing granules for use in detergent compositions
Silicone-containing microgranules are formed by a coating process using a substantially spherical or cylindrical core material such as a sucrose bead, or an enzyme-containing prill or marume. In a...
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4395352 |
High efficiency antifoam compositions and process for reducing foaming
Antifoam compositions containing high viscosity polydiorganosiloxane oils, finely divided hydrophobic solids, and siloxanepolyoxyalkylene block copolymer surfactants, which can be used per se or in...
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4338217 |
Antifoams
Antifoams containing an organopolysiloxane and a solid dispersed in said organopolysiloxane, in which at least a portion of the organopolysiloxane is an organopolysiloxane which has a viscosity of...
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4274977 |
Defoamer preparation and processes for its production
A defoamer composition having a high dispersion stability composed of a water-insoluble defoamer oil, a water-soluble emulsifier which is insoluble in the defoamer oil, and a mixture of a finely...
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4145308 |
Anti-foam silicone emulsion, and preparation and use thereof
An anti-foam silicone composition comprising a diorganopolysiloxane polymer having a viscosity varying from 100 to 100,000 centipoise at 25° C. and from 1 to 15% by weight of the...
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4136239 |
Process for preparing polysiloxane-polyoxyalkylene mixed block polymerizates
This invention relates to a process for preparing polysiloxane-polyoxyalkylene block copolymerizates at whose polysiloxane block are laterally bonded at least two polyoxyalkylene blocks, and which...
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4101442 |
Non-aqueous antifoam compositions
Non-aqueous antifoam compositions comprising a lipophilic nonionic surface active agent homogeneously dispersed in a transient non-aqueous siloxanate antifoam agent.
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4076648 |
Self-dispersible antifoam compositions
Self-dispersible, non-aqueous antifoam compositions comprising a lipophilic nonionic surface active agent homogeneously dispersed in a non-emulsified diorganosiloxane antifoam agent.
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4028218 |
Defoaming composition and method of defoaming aqueous solutions or dispersions
In the disclosed method of preventing the formation of foam and destroying existing foam in an aqueous solution or dispersion, an effective amount of a composition comprising about 0.2 to 7.5...
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3984347 |
Foam control composition
A composition for controlling foam is disclosed which comprises (1) a base oil of polyoxypropylene polymers, polyoxypropylene-polyoxyethylene copolymers or siloxane glycol copolymers, (2) a foam...
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3856701 |
ANTIFOAM COMPOSITION
An antifoam composition is disclosed which consists essentially of (1) 1 to 20 percent by weight of a siliconeglycol copolymer, (2) 65 to 98 percent by weight of a propylene glycol, and (3) 1 to 15...
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3763021 |
DISTILLATION PROCESS OF MONOMERS WITH THE ADDITION OF AN ANTIFOAM COMPOSITION
An antifoam composition is disclosed which consists essentially of (1) 1 to 20 percent by weight of a silicone-glycol copolymer, (2) 65 to 98 percent by weight of a propylene glycol, and (3) 1 to...
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