Description
Imidazolidinyl Urea
Imidazolidinyl Urea Quick Details
Chemical Name: Imidazolidinyl Urea / N,N-methylenebis N’-1-(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl urea
CAS NO.:39236-46-9
Appearance: white powder with hygroscopicity
Molecular Formula: C11H16N8O8
Molecular weight: 388.29
Chemical Structure:
Assay: 26.0-28.0%
Imidazolidinyl Urea Typical Properties
Item
Index
Appearance
white powder with hygroscopicity
Nitrogen content
26.0～28.0％
Loss on drying
≤3.0%
Ignition residue
≤3.0%
pH(1％aqueous solution)
6.0～7.5
Imidazolidinyl Urea Introduction
Imidazolidinyl urea is a kind of preservative in cosmetics. It has broad-spectrum antimicrobial activity. It can inhibit Gram-negative and positive bacteria. It has certain inhibitory effect on yeasts and fungi. It is mainly used to inhibit the reproduction of microorganisms and can be compatible with various components in cosmetics. The results show that its antimicrobial activity is not affected by surfactants, proteins and other components in cosmetics. The effect of special additives.
Application: imidazolidyl urea can be used in products such as cream, shampoo, lotion, conditioner and so on. It can be used alone, and can also be used in combination with IPBC and Nabin esters to enhance its antiseptic effect. The range of pH value is 3-9, the general addition is 0.2-0.4%, and the maximum allowable addition is 0.6%. It can be added in a wide temperature range (< 90 C).
Usually imidazolidinyl urea is used as a cosmetic preservative in conjunction with Nipagin ester or Kaisong CG. It can be used in cream, milk, shampoo, etc. It is especially suitable for some advanced nutritional cosmetics which are easily stained with Chaetobacter aeruginosa when the pH value is alkaline. Usually the dosage is 0.1%-0.5%. However, imidazolidinyl urea is not used in some high-end cosmetics because of its irritating effect on some people’s skin and easy to cause allergies.
Imidazolidinyl Urea Mold resistance
Broad spectrum antimicrobial activity for restrain of gram negative and positive bacteria, saccharomycetes and mould.
Imidazolidinyl Urea Usage
1.used in cream, emulsion, shampoo and wet tissure.
2. dosage: 0.2～0.5%
3. PH range for application: 3～9
4. used together with surface active agent, protein and most cosmetics.
Imidazolidinyl Urea Packaging and Shipping
Packing: 25KG/fiber can or on demand 25kg/drum.
Delivery: delivery within 3-5working days.
Imidazolidinyl Urea Storage
preserved in cool and dry place sealed, shelf life is 24 months.
