Examples of 'antifoam agents' in a sentence
Meaning of "antifoam agents"
antifoam agents - Chemical substances that are added to reduce or prevent the formation of foam in various industrial processes or consumer products
How to use "antifoam agents" in a sentence
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antifoam agents
Silicone based antifoam agents are particularly preferred.
Optionally, corrosion inhibitors, scale inhibitors and antifoam agents may be employed.
Antifoam agents may also be included in the composition.
The efficacy of the other antifoam agents is instead poor.
Typical antifoam agents include silicones or organic polymers.
The fermentation media may also contain one or more antifoam agents such as silicone antifoam.
Antifoam agents are available with very variable cloud points.
The functional properties of the antifoam agents operate at temperatures above the cloud point.
Antifoam agents are used for controlling foam in the lubricant.
In certain other embodiments, the antifoam agents comprise silicones and miscellaneous organic compounds.
Antifoam agents are used to reduce or prevent the formation of stable foam.
Additives such as antifoam agents may be added during the process or after filtration.
Antifoam agents such as lard oil or silicone oil may also be added if needed.
Typically, these antifoam agents are silica-filled silicone emulsions.
Antifoam agents include the silicon polymers and defoamers include tallow compounds.
See also
Exemplary antifoam agents include polydimethylsiloxane emulsion based antifoams.
Antifoam agents containing both organic and silicone components are also known in the art.
Different antifoam agents were slowly added until foaming was significantly reduced.
Antifoam agents such as a mixture of mineral oil and nonionic emulsifier ;.
Secondary antifoam agents can also be included although they are not preferred.
Antifoam agents include long chain alcohols such as octanols, stearates and their salts.
Chemical antifoam agents collapse foams by altering their surface tension characteristics.
Antifoam agents include polyacrylates and, in particular, polysiloxanes.
Examples of antifoam agents include polysiloxanes, and preferably dimethylpolysiloxanes.
If antifoam agents are used, there should be no interaction with inoculum and/or test chemical.
In particular, the antifoam agents provide enhanced yield in a scale up reaction using a bubble-column.
The antifoam agents which can be used in the present invention are silicone derivatives.
Typically, the antifoam agents are viscous liquid or paste-like materials.
As antifoam agents, silicone antifoam agents can preferably be mentioned.
The first antifoam agents to be used in fermentation were silicone-based fluids.
When antifoam agents and detergents are present simultaneously, they exert compensating effects.
Suitable antifoam agents include emulsions of silicone oils, emulsions of fatty alcohols and the like.
Suitable antifoam agents include silicone antifoam agents, such as dimethyl polysiloxanes and / or silica particles.
Other antifoam agents Silicone oils are especially effective for foam control in low-temperature wash programmes.
Antifoam agents may, optionally, be added to control frothing.
All antifoam agents have a " cloud point ", above which they are essentially insoluble in water.
Antifoam agents decrease the surface tension, resulting in reduced volumetric mass transfer coefficient ( kLa ) values.
Antifoam agents may prevent ; eliminate ; and / or reduce foam.
Antifoam agents are typically the polysiloxane silicone polymers present in amounts of 0.001 to 1 weight percent.
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As antifoam agent silicon based agent was used
It is commonly used as an antifoam agent for polyurethanes
The antifoam can likewise comprise silica
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