Emulsifier S-65
Alias: sorbitan tristearate (span 65); Span 65; span (R) 65 hlb-value 2.1; Span-65; Emulsifier S-65; [(2R,3S,4R)-2-[1,2-di(octadecanoyloxy)ethyl]-4-hydroxy-tetrahydrofuran-3-yl] octadecanoate; [2,3,5-trihydroxy-4,6-di(octadecanoyloxy)hexyl] octadecanoate
Structural formula:
Molecular formula: C60H114O8
CAS NO.: 26658-19-5 |
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Technical characteristic:
Item |
Unit |
Standard values |
Appearance |
/ |
milk white flake |
Acid value |
KOH mg/g |
15.0 Max. |
Saponification value |
KOH mg/g |
170 - 190 |
Hydroxyl value |
KOH mg/g |
60 - 80 |
Moisture |
% |
1.5 Max. |
Melting point |
°C |
50 - 56 |
HLB value |
/ |
2.1 |
Technical characteristic:
It is esterified from sorbitol, oleic acid and it has features of :
● Hardly soluble in water, soluble in hot oil and organic solvent
● O/W type emulsifier
● Fine wetting property and poor water solubility
● Fine environmental compatibility
Application fields:
As emulsifier, solubilizer, stabilizer, softening agent, antistatic agent等。suitable for application in medical, cosmetic, textile and oil paint industry
Packing specification:
25KG woven bag
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