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Thermal Stabilizer

Stearic Acid(SA)

Stearic acid, also called octadecanoic acid, is a widely existing fatty acid in nature, structure simple formula: CH3 (CH2) 16COOH, produced by oil hydrolysis, appearance with white waxy transparent beads, can be dispersed into powder, micro-strip butter odor.


Stearic acid is mainly used in the production of stearates and also widely used in the preparation of cosmetics, plastic cold-resistant plasticizers, release agents, stabilizers, surfactants, rubber vulcanization accelerators, waterproofing agents, polishing agents, metal soaps, metal mineral flotation agents, softeners, pharmaceuticals and other organic chemicals.

Synonyms: Octadecanoic acid.

Molecular formula: C18H36O2

Molecular weight: 284.48

CAS No: 57-11-4

Stearic Acid(SA)

Solubility:

Insoluble in water, slightly soluble in cold ethanol, easy to dissolve when heated. Slightly soluble in acetone, benzene, soluble in ether, chloroform, hot ethanol, carbon tetrachloride, carbon disulfide.

Main Application:

It is an important chemical raw material and additive, with good stability and processability. It is an important chemical raw material and additive, suitable for rubber, plastic, stearate, cosmetics, drugs, auxiliaries, printing and dyeing, etc.


1. It can be used as a heat stabilizer and lubricant in the plastics industry.


2. In the rubber industry, it can be used as vulcanizing active agent, softener, dispersant, etc.


3. In the textile dyeing and finishing industry, it can be used as dispersant, softener, waterproof agent, impregnating agent, wear reducer, defoamer, etc.


4. In the cosmetics industry, it can be used as an emulsifier, softener, glossing agent, etc.


5. In the paper industry, it can be used as a sizing agent, softener, etc.


6. It can also be used as a brightener for metal polishing; It can also be used as a raw material for the production of candles, calcium carbonate and grease.


7. As a raw material for stearate production;

Specification:

CodeIodine Value, ≤gI2/100gSaponification Value/ mgKOH/gAcid valuemgKOH/gColor, ≤HazenMelting point℃C18 content%
SA18000.8206-212205-21110054-5738-45
SA18420.5206-211205-2105054-5741-45
SA18454.0199-219198-218a1505440-50
SA18606.0193-220192-21835050-6050-60
SA18652.0201-207200-2066057-6165-70

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