High Purity Polyethyleneimine (PEI) 99%: Properties, Applications, and Benefits
Discover the versatile applications and chemical advantages of high-purity Polyethyleneimine (PEI) 99%. Explore its role as a crucial chemical intermediate for various industries.
Get a Quote & SampleProduct Core Value

Polyethyleneimine
Polyethyleneimine (PEI), a highly pure cationic polymer, offers exceptional performance across diverse industrial sectors. As a leading supplier in China, we provide PEI with a purity of 99%, making it an ideal choice for demanding applications. Its unique polycationic character enables effective interactions with negatively charged molecules, facilitating its use in advanced chemical processes and formulations.
- Explore the key applications of high purity polyethyleneimine 99% in various industrial settings.
- Understand the chemical properties of PEI and its benefits for gene delivery applications.
- Learn about the wide range of uses for branched PEI in industrial processes, from water treatment to coatings.
- Discover why PEI is a preferred cationic polymer for specialized chemical needs and formulations.
Advantages of Using Polyethyleneimine
Exceptional Purity
Our high purity polyethyleneimine 99% ensures reliable and consistent results, critical for sensitive applications like gene delivery and advanced material synthesis.
Versatile Chemical Intermediate
As a key chemical intermediate, PEI's polycationic nature makes it valuable in detergents, adhesives, water treatment, printing inks, and dyes, supporting complex formulations.
Enhanced Performance
Leverage the power of cationic polymers for improved protein precipitation, effective water treatment, and enhanced adhesion in industrial coatings and applications.
Key Applications
Gene Delivery and Biotechnology
Utilize PEI as a cationic polymer for efficient gene delivery, enabling advancements in biotechnology and pharmaceutical research, often sought by those looking for the best genetic transfection reagents.
Industrial Water Treatment
Employ polyethyleneimine for advanced water treatment solutions. Its flocculating properties are crucial for purifying industrial wastewater, making it a sought-after chemical for environmental applications.
Detergents and Adhesives
In the formulation of detergents and adhesives, PEI acts as a stability enhancer and adhesion promoter, contributing to product efficacy and performance.
Printing Inks and Dyes
PEI serves as a vital component in the printing ink and dye industries, functioning as a dispersant and fixative agent, ensuring vibrant colors and durable prints.