Docusate Sodium
time:2012-09-28 16:43:41,count:0

Docusate Sodium
Alias
Sodium 1,4-bis(2-ethylhexoxy)-1,4-dioxo-2-butanesulfonate
Dioctyl sodium sulfosuccinate
Dioctyl sulfosuccinate sodium salt
Aerosol OT
AOT
A-OT
Category
Anionic surfactants-Sulfonate
CAS No.
577-11-7
Molecular Formula & Molecular Weight
Molecular Formula: C20H37NaSO7
Molecular Weight: 444.56
Structural Formula
Properties
Appearance: light yellow transparent liquid; or white waxy solid.
Odor: specific smell.
Solubility: soluble in water. Completely soluble in 50% ethanol solution. soluble in carbon tetrachloride, petroleum ether, xylene, acetone, and vegetable oils.
Stability: stable in weak acid, weak alkali, hard water.
Hygroscopicity: slightly hygroscopic.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: rat oral LD50: 1900mg/Kg; mouse oral LD50: 2643mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent permeating,wetting, cleansing, emulsifying, solubilizing, dispersing abilities. high concentration of aqueous solution: form gel.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
liquid
solid
Actives*, %, ≥
50-80
90
 
pH (25℃, 1%)
4.5-7.0
4.5-7.0
 
*: should be marked on molecular weight.
Major Uses
Use as wetting agent, permeating agent.
Penetrating agent, emulsifying agent, cleansing agent, dry-cleansing agent in textile.
Cleansing agent, foaming agent in personal care products. eg: shampoo, soap.
Emulsifying agent, wetting agent, dispersing agent, transdermal enhancer, disintegrating agent, coating material in pharmaceutical industry.
Cleansing agent in metal cleaning.
Settling agent in metal processing industry. Used in cutting oil of emulsion type, metal shavings can be rapidly settling.
Wetting agent, auxiliary dispersing agent in paint.
Use as leveling agent.
Use as solvent. can cleaning pipelines, tank, discovery leakage of tank, device.
Use as dispersing agent, emulsifying agent.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:577-11-7
Update: 20131028(1);

Home | Surfactants | Documents | Standards | Enterprise | Essays | Links | Navigation | Copyright | Advertising | About us | Bulletin

简体中文 | 繁體中文 | English

MP: 0086 180 0222 7832;   Email: ssunliu@gmail.com

Copyright 2004-2016 SAAPedia All Rights Reserved.