Polyhexamethylene biguanide HCl
Time: 2020-04-24 12:26:12

Polyhexamethylene biguanide HCl

Synonyms

Polyaminopropyl biguanide HCl;

Poly(iminocarbonimidoyliminocarbonimidoylimino-1,6-hexanediyl), hydrochloride;

Polihexanide HCl;

Category

Polymer Surfactant

> Polyguanidines

Chemical Numbering System

CASRN: 32289-58-0

EINECS: N/A

Molecular Formula & Molecular Weight

Molecular Formula: N/A

Molecular Weight: N/A

Structure

Properties

Appearance    (1), solid; (2), 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.8) label:  

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

Biodegradability    biodegradable.

Characteristics    excellent antimicrobial, antibacterial, preservative, antistatic, anticorrosive abilities.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid / liquid

Actives, %, ≥

95.0 / 20.0

Test Methods

(1), Actives

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

2, Hazardous substances indexes

Item

Hazardous substances indexes

Solid / 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, 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 antimicrobial agent, preservative. For example, be used in personal care products, water treatment, textile, household cleansing products, agriculture, aquaculture.

Use as antistatic agent.

Use as anticorrosive agent.

2, Personal care products

Preservative in personal care products.

Further information:

(1), In accordance with Safety and Technical Standards for Cosmetics (2015 Edition) of China, be included in preservatives allowed.

Maximum concentration is 0.3%.

(2), In accordance with EU regulations (EC) No 1223/2009, directive 2007/17/EC, be included in Annex V/28.

Maximum concentration is 0.1%.

Not to be used in applications that may lead to exposure of the end-user's lungs by inhalation.

Manufacturers