Polyethyleneimine (PEI) is a versatile chemical compound widely used in laboratory settings, particularly in materials science and chemical research. As a polymer with long chains, PEI exhibits amphoteric properties, making it an effective cross-linking agent, emulsifier, and carrier in various formulations. Its high molecular weight and viscoelastic nature allow it to be used in applications requiring stability and consistency. PEI is especially valuable in surface modification, film formation, and chemical reactions that require molecular interactions. Due to its adaptability and functional versatility, it is a key reagent in both academic and industrial research environments.
The unique properties of PEI, including its high viscosity and ability to bind to both organic and inorganic substrates, make it a preferred choice for a wide range of applications. Its amphoteric nature allows it to interact with a variety of materials, enhancing its utility in coating, adhesion, and functionalization processes. PEI also demonstrates chemical resistance, enabling its use in harsh environments. These characteristics make it an essential component in the development of new materials, biomedical devices, and environmental technologies. Its stability and reactivity under different conditions further contribute to its widespread use in laboratory research.
In Indonesian laboratories, PEI is commonly used in material science, biotechnology, and environmental research. It plays a crucial role in the development of new products, material processing, and chemical experiments. Many research institutions and universities in Indonesia rely on PEI for its reliability and effectiveness in various scientific applications. Its presence in these laboratories underscores its importance as a fundamental reagent in modern scientific research.
TCI brochures (PDF)
- Dopants for Organic Electronics Research 2025-06-06 · p. 2
- Biomaterials Research Reagents 2025-02-19 · p. 5
Related TCI products
- TCI P3105 9002-98-6 Polyethyleneimine (40000-150000 mPa.s)
- TCI P3104 106899-94-9 Polyethyleneimine (8500-15000 mPa.s)
- TCI P3103 106899-94-9 Polyethyleneimine (3500-7500 mPa.s)
- TCI P3101 106899-94-9 Polyethyleneimine (200-500 mPa.s)
- TCI P0381 9002-98-6 Polyethyleneimine (ca. 30% in Water)
- TCI P1921 9002-98-6 Polyethyleneimine (ca. 30% in Water) [for Biochemical Research]
- Surface modification and coating applications benefit from PEI’s ability to bind to diverse substrates, enhancing adhesion and functionalization in material development.
- Film formation and polymer processing utilize PEI’s viscoelastic properties, allowing for the creation of stable and consistent materials in laboratory settings.
- Chemical reaction intermediates leverage PEI’s amphoteric nature to facilitate molecular interactions and improve reaction efficiency in synthetic processes.
- Biomedical applications such as drug delivery and tissue engineering use PEI for its capacity to interact with biological materials and enhance bioavailability.
- Environmental research employs PEI for its chemical resistance and ability to bind pollutants, aiding in the development of remediation technologies and water treatment processes.
| Brand | TCI |
|---|---|
| CAS number | 106899-94-9 |
| Molecular formula | — |
| Purity | — |
| Category | Materials Science > Polymer/Macromolecule Reagents > Polymers |
| Pack sizes | 500-2500 mPa.s (as specified) |
| Physical form | — |
| Storage | Store in a cool, dry place away from direct sunlight and moisture |
PEI should be stored in a cool, dry environment, away from direct sunlight and moisture to maintain its chemical integrity. It is recommended to use airtight containers made of materials that are chemically inert to prevent degradation. Due to its high viscosity, it is important to ensure that the container is properly sealed to avoid contamination. In laboratory settings, PEI should be handled with appropriate personal protective equipment, such as gloves and safety goggles, to prevent skin contact and inhalation. Proper labeling of containers is essential for safe handling and to ensure that the material is used in accordance with standard laboratory safety protocols. Regular monitoring of storage conditions is advised to maintain the material’s effectiveness and safety for use in research applications.
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