Lead isodecanoate
Time: 2013-11-06 20:43:17
Lead isodecanoate
Synonyms
Isodecanoic acid, lead(2+) salt;
Category
Anionic Surfactant
>> Carboxylate
>> Chain Carboxylate
>> Alkyl Carboxylate
>> Branched Alkyl Carboxylate
Chemical Numbering System
CASRN91671-82-8
EINECS293-984-8
Molecular Formula & Molecular Weight
Molecular Formula: C20H38O4Pb; C10H20O2.1/2Pb
Molecular Weight: 549.71
Structure
R: iso-C9.
Properties
Appearance    (1), paste.
Solubility    insoluble in water.
Stability    stable.
Risk    Paste form: toxic; flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS (Rev.7) label:   
Ecology    be hazardous to environment. Water body should be given special attention.
Biodegradability    biodegradable.
Characteristics    excellent emulsifying, dispersing,lubricating, solubilizing abilities.
Synthesis
Sodium isodecanoate reacts with lead sulfate, then obtain.
Quality Standards & Test Methods
1. Physical and chemical indexes
Item
Physical and chemical indexes
Paste
Actives, %, ≥
95.0
Pb, %, ≥
38.0
Test Methods
(1), Actives
GB/T 13173 Surface active agents - Detergents - Testing methods
GB/T 5173 Surface active agents and detergents-Determination of anionic-active matter by direct two-phase titration procedure
ISO 2271 Surface active agents -- Detergents -- Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
(2), Pb
 
2. Hazardous substances indexes
Item
Hazardous substances indexes
Paste
As, mg/kg, ≤
3
Test Methods
(1), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents - Determination of total arsenic
3. Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
Major Uses
1. Typical applications
Use as emulsifying agent, dispersing agent.
Use as lubricant.
2. Coatings
Drier in paint.
Manufacturers
 
Update: 20180416(1);