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Tripropylene glycol

Time:2013-12-06 22:12:23; Reading: 17

Tripropylene glycol

Synonyms

PPG-3;

Propanol, ((1-methyl-1,2-ethanediyl)bis(oxy))bis-;

Category

Non-ionic surfactant

> Polyether

>> Ethylene Oxide - Propylene Oxide Homopolymer and Copolymer

Chemical Numbering System

CASRN: 24800-44-0

EINECS: 246-466-0

Molecular Formula & Molecular Weight

Molecular Formula: C9H20O4

Molecular Weight: 192.25

Structure

Properties

Appearance    (1), liquid.

Solubility    soluble in water.

Stability    stable.

Risk    Liquid 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.10) label:  

Animal Toxicity

Table 1 Animal toxicity values

rat oral LD50

3000mg/kg[1]

Ecology    may be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent emulsifying, dispersing, solubilizing, lubricating, wetting, permeating, cleansing abilities.

Synthesis

Obtained by polymerization of methyloxirane.

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Liquid

Actives, %, ≥

95.0

Test Methods

(1), Actives

GB/T 13173 Surface active agents -- Detergents -- Testing methods

2, Hazardous substances indexes

Item

Hazardous substances indexes

Liquid

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, Product standards

(1), Chinese standards

(1a), HG/T 4309 Polypropylene glycol

4, 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 solvent.

Use as lubricant.

Use as plasticizer.

2, Personal care products

Emulsion stabilizer, humectant in personal care products.

3, Organic synthesis

Use as intermediate in organic synthesis.

4, Industrial cleaning

Cleansing agent, solvent in industrial cleaning.

5, Perfume

Solvent in perfume.

6, Polymer

Solvent in coatings, resins.

7, Vehicle

Use as brake fluid component.

Manufacturers

 

References

[1]: ChemIDplus. 24800-44-0, Tripropylene glycol

Update: 20200301(1);

Document

[Terminology] Dispersion system

[Terminology] Vesicle

Pandect of Ester surfactants (1): Definition

[Terminology] Van Der Waals force

[Terminology] Micellar aggregation number

Standard

Test methods of surfactants, catalog, Chinese national standards

Surfactants, catalog, Chinese national standards

Test methods of materials, catalog, Chinese national standards

Basic standards of materials, catalog, Chinese national standards

Test methods of textile auxiliaries, catalog, Chinese national standards