Product Catalogue
 :: Dimer Acid
 Product Name  Dimer Acid(Dimerized fatty acid)  CAS No.  61788-89-4
 Formula  CH3(CH1-2)14-16COOH    
Dimer acid is a kind of duality acid polymer from fatty acid and it is over 2 carboxyl group. It can be dissolved in many kinds of organism. It has good heat stability and will not harden in winter. It is also a antiseptic. It can become polyamide after it reaction with amine under a certain temperature. It is mainly used in polyamide resin synthesis and manufacture, and as fuel oil agent, lubricant agent, etc.

 Specification.

Item

Unit

Specifications

Color

Size

≤9
by Iron-cobalt

Acid value

mgKOH/g

190±5

Saponification value

mgKOH/g

≥190

Composition

monomer acid

%

<5

dimer acid

%

>80

trimer acid

%

<15

Viscosity

MPa.S/25℃

6500-7500

Density

g/cm3(25℃)

0.93-0.95

Flashing Point (open)

>260

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