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EMERY® Monomer Acid

EMERY® 2932 is a monomer acid, or fatty acid monomer, used in the production of additives and components for lubricants, mineral froth flotation for mining and various other industrial applications. EMERY® 2932 is a competitive, high-quality material engineered from over 60 years of technical expertise in the production of fatty acids.

Product NameAcid Value mg KOH/gIodine ValueColor, GardnerDescription
EMERY® 2932
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165-19840-1008 maxA mixture of straight chain and branched, saturated and unsaturated monocarboxylic acids


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Frequently Asked Questions

What is monomer acid?

Monomer acid is a fatty acid that is a co-product when dimer acid is made. It has a branched structure, which keeps it liquid in the cold and slows down oxidation. Those traits make it useful in lubricants and in ester chemistry.

What is a fatty acid monomer?

A fatty acid monomer is a single fatty acid molecule with one reactive acid group. That's what sets it apart from a dimer, which is two of those molecules joined together. In the oleochemical industry, "fatty acid monomer" and "monomer acid" mean the same thing.

What is monomer acid used for?

Monomer acid is used to make synthetic lubricants and lubricant additives. It also works as a collector in mining flotation and as a raw material for corrosion inhibitors and specialty esters. Its structure makes it a good fit where a fluid needs to stay stable and flow well in the cold.

What is the difference between monomer and dimer acid?

Monomer acid has one reactive acid group and dimer acid has two. That second group is what lets dimer acid form polymers like polyamides and resins. Monomer acid, with just one, is used for lubricants and esters.

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