Potassium N-Cocoyl Glycinate
Time: 2012-10-05 16:44:46

Potassium N-Cocoyl Glycinate

Synonyms

Glycine, N-coco acyl derivs., potassium salts;

Potassium cocoyl glycinate;

Category

Anionic Surfactant

> Carboxylate

>> Acyl Amino Acid Salt

>>> Fatty Acyl Amino Acid Salt

>>> Fatty Acyl (Natural substance derivative) Amino Acid Salt

Chemical Numbering System

CASRN301341-58-2

EINECS620-582-5

Molecular Formula & Molecular Weight

Molecular Formula: N/A

Molecular Weight: N/A

Structure

R: coco group.

Properties

Appearance    (1), white solid; (2), colorless to pale yellow liquid.

Solubility    soluble in water.

Stability    stable.

Risk    Solid form: 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    may be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent cleansing, emulsifying, dispersing, wetting, permeating, solubilizing, foaming, foam stabilizing, antirust, anticorrosive abilities. Good compatibility. Resistance to hard water. Mild surfactant. Suitable for preparation of “non-sulfate” formula.

Note    (1), Can be used in children cleaning products.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Liquid

Actives, %, ≥

85.0

25.0 - 55.0

pH (25°C, 1% solution)

7.5 - 10.0

7.5 - 10.0

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), pH

GB/T 6368 Surface active agents - Determination of pH of aqueous solution - Potentiometric method

ISO 4316 Surface active agents -- Determination of pH of aqueous solutions -- Potentiometric method

2, Hazardous substances indexes

Item

Hazardous substances indexes

Solid

Heavy metals (as Pb), mg/Kg, ≤

20

As, mg/Kg, ≤

3

Test Methods

(1), Heavy metals (as Pb)

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30799 The test method of food detergents - Determination of heavy metals

(2), 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.

(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.

Major Uses

1, Typical applications

Use as cleansing agent.

Use as emulsifying agent, dispersing agent.

Use as wetting agent, permeating agent.

2, Personal care products

Cleansing agent, conditioning agent in personal care products. Good compatibility with skin, hair. Suitable for sensitive skin.

3, Household detergents

Cleansing agent in household cleaning products.

4, Industrial cleaning agents

Cleansing agent, antirust agent in industrial cleaning.

Manufacturers

 

Update: 20131124(1); 20181224(2);