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| Catalog Number | CI-GU-0175 |
| Product Name | Polyaminopropyl Biguanide |
| CAS | 133029-32-0 |
| Synonyms | N-(3-Aminopropyl)imidodicarbonimidic diamide homopolymer |
| Molecular Weight | 158.21 g/mol |
| Molecular Formula | C5H14N6 |
| Purity | 95% |
| Appearance | Solid |
Polyaminopropyl Biguanide serves as a reliable antimicrobial agent extensively used in preserving a wide array of cosmetic and personal care products. Its clear, colorless, and odorless nature makes it an ideal choice for formulating consumer products that require mildness and efficiency, even with frequent application. This compound is effective against numerous Gram-positive and Gram-negative bacteria and is compatible with various personal care ingredients, including cationic, amphoteric, and non-ionic surfactants. However, it is not suitable for use with strongly anionic formulations. Typically employed in concentrations ranging from 0.2% to 1.5%, Polyaminopropyl Biguanide functions as a bacteriostatic agent at lower concentrations and as a bactericide at higher concentrations, providing a versatile solution for product preservation and enhancement.
What is Polyaminopropyl Biguanide commonly used for in cosmetic and personal care products?
Polyaminopropyl Biguanide is widely utilized as an antimicrobial agent in cosmetic and personal care products. It is effective in preserving a diverse range of products by inhibiting the growth of both Gram-positive and Gram-negative bacteria, thereby ensuring product safety and longevity.
How does Polyaminopropyl Biguanide function at different concentrations?
Polyaminopropyl Biguanide is effective at low concentrations, usually ranging from 0.2% to 1.5% depending on the specific application. At lower concentrations, it exhibits bacteriostatic properties, meaning it inhibits bacterial growth. At higher concentrations, it acts as a bacteriocide, effectively killing bacteria.
Is Polyaminopropyl Biguanide compatible with other ingredients commonly used in personal care formulations?
Yes, Polyaminopropyl Biguanide is compatible with a wide range of personal care ingredients. As a cationic compound, it works well with cationic, amphoteric, and non-ionic surfactants. However, it is incompatible with strongly anionic formulations, which should be considered during product development.
What are the sensory qualities of Polyaminopropyl Biguanide in formulations?
Polyaminopropyl Biguanide is characterized by being odorless, non-foaming, clear, and colorless, making it an excellent choice for formulations that require a neutral profile while providing antimicrobial efficacy.
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